The HAMILTON-H900 humidifier is intended to add moisture and to warm breathing gases during invasive and non-invasive mechanical ventilation. The intended area of use is the intensive care ward or the recovery room. The HAMILTON-H900 humidifier is a medical device intended for use by qualified, trained personnel under the direction of a physician and within the limits of its stated technical specifications for patients > 10 kg. The HAMILTON-BC8022 breathing set is intended to be used together with compatible Hamilton Medical respiratory gas humidifiers during invasive and noninvasive mechanical ventilation of adult and pediatric patients > 10 kg. The HAMILTON-BC4022 breathing set is intended to be used together with compatible Hamilton Medical respiratory gas humidifiers during invasive mechanical ventilation of adult and pediatric patients > 10 kg. The HAMILTON-BC8010 breathing set is intended to be used together with compatible Hamilton Medical respiratory gas humidifiers during invasive and noninvasive mechanical ventilation of infants > 10 kg. The HAMILTON-BC4010 breathing set is intended to be used together with compatible Hamilton Medical respiratory gas humidifiers during invasive and noninvasive mechanical ventilation of infants > 10 kg.
Device Story
HAMILTON-H900 is a respiratory gas humidifier for invasive/non-invasive ventilation; used in ICU/recovery by trained personnel. Device inputs include breathing gases passed through a humidifier chamber; system uses a heating plate for water and controlled heating within breathing circuits. Temperature sensors in the humidifier base and a probe in the breathing tube monitor gas temperature. Output is heated, humidified gas delivered to patient airway. Features include automatic breathing circuit recognition, water level detection via optical sensors, and an autofill mechanism. Healthcare providers use the device to prevent respiratory tract damage/desiccation from dry medical gases. Benefits include optimized gas conditioning for ventilated patients. System supports automatic and manual modes.
Clinical Evidence
Bench testing only. No clinical data. Performance validated via electrical safety (IEC 60601-1), EMC (IEC 60601-1-2), mechanical testing (ISO 5367, ISO 5356-1), biocompatibility (ISO 10993), and human factors/usability engineering. Software verification and validation performed per FDA guidance.
Technological Characteristics
Humidifier with heating plate (150W) and heated breathing circuits. Materials biocompatible per ISO 10993. Sensing: temperature probes, optical water level sensors, circuit recognition via electrical connectors. Connectivity: standalone. Sterilization: non-sterile, ready for use. Software: major level of concern, IEC 62304 compliant.
Indications for Use
Indicated for adult, pediatric, and infant patients > 10 kg requiring invasive or non-invasive mechanical ventilation or positive pressure breathing assistance in intensive care or recovery settings.
Regulatory Classification
Identification
A respiratory gas humidifier is a device that is intended to add moisture to, and sometimes to warm, the breathing gases for administration to a patient. Cascade, gas, heated, and prefilled humidifiers are included in this generic type of device.
RT265 and RT266 Dual Heated Infant Breathing Circuits (K103767)
Reference Devices
Plastiflex Healthcare Hybernite Rainout Control System (K100104)
Submission Summary (Full Text)
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Image /page/0/Picture/1 description: The image shows the logo for the U.S. Department of Health & Human Services. The logo consists of a stylized eagle with three heads facing right, representing health, human services, and the USA. The eagle is positioned to the right of a circular arrangement of text that reads "DEPARTMENT OF HEALTH & HUMAN SERVICES - USA".
Food and Drug Administration 10903 New Hampshire Avenue Document Control Center - WO66-G609 Silver Spring, MD 20993-0002
May 3, 2016
Hamilton Medical AG Steffen Boden Quality Engineer/ Regulatory Affairs Via Crusch 8, Bonaduz, CH 7402, Grisons Switzerland
Re: K152029
Trade/Device Name: Hamilton-H900, Hamilton-BC8022, Hamilton-BC4022, Hamilton-BC8010. Hamilton-BC4010 Regulation Number: 21 CFR 868.5450 Regulation Name: Respiratory Gas Humidifier Regulatory Class: Class II Product Code: BTT, BZE Dated: March 21, 2016 Received: March 24, 2016
Dear Mr. Boden:
We have reviewed your Section 510(k) premarket notification of intent to market the device referenced above and have determined the device is substantially equivalent (for the indications for use stated in the enclosure) to legally marketed predicate devices marketed in interstate commerce prior to May 28, 1976, the enactment date of the Medical Device Amendments, or to devices that have been reclassified in accordance with the provisions of the Federal Food. Drug, and Cosmetic Act (Act) that do not require approval of a premarket approval application (PMA). You may, therefore, market the device, subject to the general controls provisions of the Act. The general controls provisions of the Act include requirements for annual registration, listing of devices, good manufacturing practice, labeling, and prohibitions against misbranding and adulteration. Please note: CDRH does not evaluate information related to contract liability warranties. We remind you, however, that device labeling must be truthful and not misleading.
If your device is classified (see above) into either class II (Special Controls) or class III (PMA), it may be subject to additional controls. Existing major regulations affecting your device can be found in the Code of Federal Regulations, Title 21, Parts 800 to 898. In addition, FDA may publish further announcements concerning your device in the Federal Register.
Please be advised that FDA's issuance of a substantial equivalence determination does not mean that FDA has made a determination that your device complies with other requirements of the Act or any Federal statutes and regulations administered by other Federal agencies. You must comply with all the Act's requirements, including, but not limited to: registration and listing (21 CFR Part 807); labeling (21 CFR Part 801); medical device reporting (reporting of medical devicerelated adverse events) (21 CFR 803); good manufacturing practice requirements as set forth in
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the quality systems (OS) regulation (21 CFR Part 820); and if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR 1000-1050.
If you desire specific advice for your device on our labeling regulation (21 CFR Part 801), please contact the Division of Industry and Consumer Education at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address
http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm. Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR Part 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to
http://www.fda.gov/MedicalDevices/Safety/ReportaProblem/default.htm for the CDRH's Office of Surveillance and Biometrics/Division of Postmarket Surveillance.
You may obtain other general information on your responsibilities under the Act from the Division of Industry and Consumer Education at its toll-free number (800) 638-2041 or (301) 796-7100 or at its Internet address
http://www.fda.gov/MedicalDevices/ResourcesforYou/Industry/default.htm.
Sincerely yours,
*Tejashri Purohit-Sheth, M.D.*
Tejashri Purohit-Sheth, M.D. Clinical Deputy Director DAGRID/ODE/CDRH FOR
Erin I. Keith, M.S. Director Division of Anesthesiology, General Hospital. Respiratory. Infection Control and Dental Devices Office of Device Evaluation Center for Devices and Radiological Health
Enclosure
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## INDICATIONS FOR USE STATEMENT
510(k) Number: K152029
HAMILTON-H900 Device Name: HAMILTON-BC8022, HAMILTON-BC8010 HAMILTON-BC4022, HAMILTON-BC4010
#### Intended Use HAMILTON-H900
The HAMILTON-H900 humidifier is intended to add moisture and to warm breathing gases during invasive and non-invasive mechanical ventilation. The intended area of use is the intensive care ward or the recovery room.
The HAMILTON-H900 humidifier is a medical device intended for use by qualified, trained personnel under the direction of a physician and within the limits of its stated technical specifications for patients > 10 kq.
#### Intended Use HAMILTON-BC8022
The HAMILTON-BC8022 breathing set is intended to be used together with compatible Hamilton Medical respiratory gas humidifiers during invasive and noninvasive mechanical ventilation of adult and pediatric patients > 10 kg.
#### Intended Use HAMILTON-BC4022
The HAMILTON-BC4022 breathing set is intended to be used together with compatible Hamilton Medical respiratory gas humidifiers during invasive mechanical ventilation of adult and pediatric patients > 10 kg.
#### Intended Use HAMILTON-BC8010
The HAMILTON-BC8010 breathing set is intended to be used together with compatible Hamilton Medical respiratory gas humidifiers during invasive and noninvasive mechanical ventilation of infants > 10 kg.
#### Intended Use HAMILTON-BC4010
The HAMILTON-BC4010 breathing set is intended to be used together with compatible Hamilton Medical respiratory gas humidifiers during invasive and noninvasive mechanical ventilation of infants > 10 kg.
| Prescription<br>(Part 21 CFR 801 Subpart D) | <span style="text-decoration: underline;"> </span> X |
|---------------------------------------------|--------------------------------------------------------|
| AND/OR | |
| Over-The-Counter<br>(21 CFR 801 Subpart C) | Use <span style="text-decoration: underline;"> </span> |
Use
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Image /page/3/Picture/1 description: The image contains the logo for Hamilton Medical. The logo is blue and consists of the words "HAMILTON MEDICAL" stacked on top of each other. Below the logo is the text "Intelligent Ventilation since 1983".
# 510(k) Summary - K152029
#### l. Submitter
Hamilton Medical AG Via Crusch 8 7402 Bonaduz Switzerland
| Establishment registration<br>number: | 3001421318 |
|---------------------------------------|-------------------------------------------------------------|
| Phone:<br>Fax: | +41 58 610 10 20<br>+41 58 610 00 20 |
| Contact person: | Mr. Steffen Boden,<br>Quality Engineer / Regulatory Affairs |
| Preparation date: | May 03, 2016 |
#### II. Device(s)
| (Trade) Name of Device(s): | HAMILTON-H900 |
|----------------------------|------------------------------------------------|
| Common or Usual Name: | Humidifier for Respiratory Gas |
| Classification Name: | Respiratory gas humidifier (21 CFR § 868.5450) |
| Regulatory Class: | II |
| Product Code: | BTT |
| (Trade) Name of Device(s): | HAMILTON-BC8022, HAMILTON-BC8010<br>HAMILTON-BC4022, HAMILTON-BC4010 |
|----------------------------|----------------------------------------------------------------------|
| Common or Usual Name: | Heated Breathing Circuit Set, with water chamber |
| Classification Name: | Breathing system heater (21 CFR § 868.5270) |
| Regulatory Class: | II |
| Product Code: | BZE |
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Image /page/4/Picture/1 description: The image shows the logo for Hamilton Medical. The logo is in blue and consists of the words "HAMILTON" and "MEDICAL" stacked on top of each other. To the right of the word "HAMILTON" is a stylized "H" in a circle. Below the logo is the tagline "Intelligent Ventilation since 1983".
#### .............................................................................................................................................................................. Predicate Device(s)
### Predicate Device - for Humidifier
Fisher & Paykel MR700 / MR720 / MR730 Respiratory Humidifier, K913368
Fisher & Paykel MR850 Respiratory Humidifier, K983112
### Predicate Devices - for Heated Breathing Circuits
Fisher & Paykel RT380 and RT385 'Adult Evaqua 2' Dual Heated Breathing Circuits, K122432 RT265 and RT266 Dual Heated Infant Breathing Circuits, K103767
### References Devices - for Heated Breathing Circuits
Plastiflex Healthcare Hybernite Rainout Control System, K100104
#### IV. Device Description
### HAMILTON-H900
The HAMILTON-H900 respiratory gas humidifier is designed to add heat and moisture to respiratory gases, which are then administered to patients who need invasive or noninvasive ventilation. The breathing gas is passed through a humidifier chamber, where the gas is heated and humidified using an external heat source.
The HAMILTON-H900 humidifier uses breathing circuits that are recognized automatically when connected to the humidifier. The humidifier uses two heating systems as heat sources:
- -A heating plate that has contact with the metal plate of a special humidifier chamber inserted into the base of the humidifier prior to application, thus heating the water contained inside the chamber.
- -The controlled heating within the breathing circuits.
The respiratory gas exiting the humidifier chamber is continuously monitored using temperature sensors that are integrated into the humidifier base. Additionally, a temperature probe inside the breathing tube is used to measure the temperature of the gas delivered to the patient airway.
The design of the breathing tubes offers heating performance over the entire length by providing constant heating of the entire tube wall, from the chamber exit to the patient connection. A float mechanism, together with detection of the water level inside the humidifier chamber and the autofill mechanism, keeps a constant water level.
### HAMILTON-BC8022 / HAMILTON-BC8010
The HAMILTON-BC8022 and HAMILTON-BC8010 are single-use, dual-limb breathing circuits comprising heated inspiratory and heated expiratory tubes. The humidifier chamber uses a float mechanism to keep a constant water level inside the auto-feed chamber.
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Image /page/5/Picture/1 description: The image shows the logo for Hamilton Medical. The logo is blue and consists of the words "HAMILTON" and "MEDICAL" stacked on top of each other. To the right of the word "HAMILTON" is a blue circle with a white "H" inside. Below the logo is the text "Intelligent Ventilation since 1983".
### HAMILTON-BC4022 / HAMILTON-BC4010
The HAMILTON-BC4022 and HAMILTON-BC4010 are single-limb breathing circuits comprising a heated inspiratory tube. The humidifier chamber uses a float mechanism to keep a constant water level inside the auto-feed chamber.
#### V. Indications for Use / Intended Use
### Intended Use HAMILTON-H900
The HAMILTON-H900 humidifier is intended to add moisture and to warm breathing gases during invasive and non-invasive mechanical ventilation. The intended area of use is the intensive care ward or the recovery room.
The HAMILTON-H900 humidifier is a medical device intended for use by qualified, trained personnel under the direction of a physician and within the limits of its stated technical specifications for patients > 10 kg.
### Intended Use HAMILTON-BC8022
The HAMILTON-BC8022 breathing set is intended to be used together with compatible Hamilton Medical respiratory gas humidifiers during invasive and noninvasive mechanical ventilation of adult and pediatric patients > 10 kg.
### Intended Use HAMILTON-BC4022
The HAMILTON-BC4022 breathing set is intended to be used together with compatible Hamilton Medical respiratory gas humidifiers during invasive and noninvasive mechanical ventilation of adult and pediatric patients > 10 kg.
#### Intended Use HAMILTON-BC8010
The HAMILTON-BC8010 breathing set is intended to be used together with compatible Hamilton Medical respiratory gas humidifiers during invasive mechanical ventilation of infants > 10 kg.
#### Intended Use HAMILTON-BC4010
The HAMILTON-BC4010 breathing set is intended to be used together with compatible Hamilton Medical respiratory gas humidifiers during invasive and noninvasive mechanical ventilation of infants > 10 kg.
#### VI. Comparison of Technological Characteristics with the Predicate Device(s)
The Intended Use statements for the HAMILTON-H900 and HAMILTON-BC-series breathing circuits are substantially equivalent to the predicate devices; the differences do not alter the intended therapeutic use of the device nor do they affect the safety and effectiveness of the device relative to the predicates. Both the subject and predicate devices have the same Indications for use for respiratory gas conditioning.
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Image /page/6/Picture/1 description: The image shows the logo for Hamilton Medical. The logo is in blue and consists of the word "HAMILTON" on the top line and "MEDICAL" on the second line. There is a stylized "H" in a circle to the right of the word "HAMILTON". Below the logo is the tagline "Intelligent Ventilation since 1983".
The proposed devices and the predicates were evaluated against selected applicable standards, and the technological characteristics and performance specifications of the HAMILTON-H900 humidifier and the HAMILTON-BC-series breathing circuits are substantially equivalent to those of the predicate devices. The differences do not alter the intended therapeutic use of the devices nor do they affect the safety and effectiveness of the devices relative to the predicates.
Hamilton Medical has demonstrated the HAMILTON-H900 humidifier and the HAMILTON-BCseries breathing circuits to have adequate performance. The HAMILTON-H900 humidifier and HAMILTON-BC-series breathing circuits are considered to be substantially equivalent to currently marketed predicate devices that have been previously cleared by the FDA.
| Characteristic used<br>for comparison | HAMILTON-H900 | F&P MR730<br>(Primary predicate device) | F&P MR850<br>(Secondary predicate device) |
|-------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| 510(k) No. | K152029 | K913368 | K983112 |
| Device Name | HAMILTON-H900<br>Respiratory Gas Humidifier | MR700 / MR720 / MR730<br>Respiratory Humidifier | MR850 Respiratory Humidifier |
| Classification No. &<br>Product code | 868.5450<br>BTT | 868.5450<br>BTT | 868.5450<br>BTT |
| Indication for Use | The HAMILTON- H900<br>humidifier is intended to add<br>moisture and to warm breathing<br>gases during invasive and non-<br>invasive mechanical ventilation.<br>The intended area of use is the<br>intensive care ward or the<br>recovery room.<br>The HAMILTON- H900<br>humidifier is a medical device<br>intended for use by qualified,<br>trained personnel under the<br>direction of a physician and<br>within the limits of its stated<br>technical specifications for<br>patients > 10 kg. | To warm and add moisture to<br>gases delivered to patients<br>requiring mechanical ventilation<br>or positive pressure breathing<br>assistance via an endotracheal<br>tube or face mask. | The MR850 humidifier is<br>intended to add moisture to, and<br>to warm, the breathing gases for<br>administration to a patient.<br>Gases available for medical use<br>do not contain sufficient<br>moisture and may damage or<br>irritate the respiratory tract, or<br>desiccate secretions of patients<br>whose supraglottic airways<br>have been bypassed.<br>This may be indicated for<br>patients requiring mechanical<br>ventilation, positive pressure<br>breathing assistance, or general<br>medical gases. These gases<br>may be delivered by face mask<br>or through bypassing the upper<br>airways, for example use of an<br>endotracheal tube. |
| Environment | Hospital use by trained<br>personnel | Hospital use by trained<br>personnel | Hospital use by trained<br>personnel |
| Type of ventilation | invasive and noninvasive | invasive and noninvasive | invasive and noninvasive |
| Modes Of operation | Automatic Mode:<br>- Invasive & Noninvasive<br>Manual Mode:<br>- Invasive & Noninvasive<br>Standby Mode<br>Default mode:<br>- Invasive mode after power on | Manual Mode<br>Standby Mode | Automatic Mode:<br>- Invasive & Noninvasive<br>Manual Mode:<br>- Invasive & Noninvasive<br>Standby Mode<br>Default mode:<br>- Invasive mode after power on |
| Flow range | Non-invasive - up to 120 L/min<br>Invasive - up to 60 L/min | Up to 80 L/min | Non-invasive - up to 120 L/min<br>Invasive - up to 60 L/min |
| Maximum operating<br>duration | Continuously | Continuously | Continuously |
| Accuracy displayed<br>temperature | Displayed Range: 10°C to 60°C<br>- Accuracy Range: 10°C to 60°C<br>(±1°C)<br>- Accuracy Range: 30°C to 41°C<br>(±0.5°C) | Displayed Range: 5.0°C to 80.0 °C<br>Accuracy Range: 25°C to 45°C<br>(±0.3°C) | Displayed Range: 10°C to 70 °C<br>Accuracy Range: 25°C to 45°C<br>(±0.3°C) |
| Resolution of<br>displayed<br>temperature | 0.1 °C | 0.1 °C | 0.1 °C |
| Airway temperature | Invasive mode: 33°C - 43°C | 29.5 °C to max 41 °C | Invasive mode: 33°C - 43°C |
| Characteristic used<br>for comparison | HAMILTON-H900 | F&P MR730<br>(Primary predicate device) | F&P MR850<br>(Secondary predicate device) |
| | | | |
| Disabling heater<br>wires | Yes;<br>- expiratory tube is disabled<br>when using Single Limb Circuits<br>- temperature alarm can disable<br>all heating wires | Yes:<br>can be disabled manually<br>- temperature alarm can disable<br>all heating wires | Yes:<br>can be disabled manually<br>- temperature alarm can disable<br>all heating wires |
| Humidity<br>performance | invasive mode:<br>- humidity of >33 mg H2O/L is<br>reached with a gas flow of up to<br>60 L/min and an ambient<br>temperature of 26°C<br>noninvasive mode:<br>- humidity of > 10 mg H2O/L<br>with a gas flow of up to 120<br>L/min and an ambient<br>temperature of 26°C | - humidity of > 33 mg/L with a<br>gas flow of up to 60 L/min | invasive mode:<br>- humidity of > 33 mg/L with a<br>gas flow of up to 60 L/min<br>Noninvasive mode:<br>- humidity of > 10 mg/L with a<br>gas flow of up to 120 L/min |
| Invasive /<br>noninvasive mode | Invasive / Noninvasive mode<br>- auto mode and<br>- manual mode available | Mode cannot be selected<br>- only manual mode<br>available | Invasive / Noninvasive mode<br>only auto mode available |
| Alarm display | Indicators for:<br>- Chamber Temperature<br>- Heater Wire<br>- Humidity Alarm<br>- Patient-end Probe (Y-Piece)<br>- water level (Low / High)<br>- device inclination<br>- tube detection / recognition /<br>connection,<br>- chamber insertion | Amber LED indicators for:<br>- Temperature Probe<br>- Heater Wire<br>- Humidity Alarm<br>- Chamber Probe<br>- Patient-end Probe<br>Red LED indicator for:<br>- See Manual (red LED). | Amber LED indicators for:<br>- Temperature Probe,<br>- Heater Wire<br>- Humidity Alarm<br>- Chamber Probe<br>- Patient-end Probe<br>- Water Out |
| Maximum power | 283 VA (230 V version) /<br>293 VA (115 V version) /<br>268 VA (100 V version) | 230 V / 1.0 A max<br>127 V / 1.9 A max<br>115 V / 2.0 A max<br>100 V / 2.4 A max | 230 V / 1.0 A max<br>127 V / 1.8 A max<br>115 V / 2.0 A max<br>100 V / 2.4 A max |
| Power heated tube | at 22V<br>60 W (dual limb)<br>30 W (single limb) | Internal voltage not specified<br>60 W | at 22 V<br>60 W |
| Power heating plate | 150 W ± 5 % | 150 W | 150 W |
| Heating plate<br>overheat protector | $130°C ± 4°C$ | $118 ± 6 °C$ | $118 ± 6 °C$ |
| Max gas input<br>temperature | $31°C$ | $29.5°C$ | $31°C$ |
| Max water input<br>temperature | $37°C$ | $37°C$ | $37°C$ |
| Chamber insertion<br>detection | HAMILTON-H900 is able to<br>detect if a chamber is inserted | No chamber detection available | No chamber detection available |
| Water level detection | High and Low water level can<br>be detected via optical sensors<br>reaching into the water.<br>- Low water level: 5 minutes<br>alarm delay<br>- high water level: immediate<br>alarm | No water level detection<br>available | Only insufficient water in the<br>chamber is detected by<br>measuring the amount of power<br>used to obtain the chamber<br>temperature<br>- Up to 15 minutes to generate<br>an alarm |
| Breathing circuit<br>recognition | Via electrical connectors inside<br>the breathing tubes | No breathing circuit recognition | Via electrical connectors inside<br>the breathing tubes |
| Single use / Reuse | Compatible with single use and<br>reusable breathing circuits | Compatible with single use and<br>reusable breathing circuits | Compatible with single use and<br>reusable breathing circuits |
| Classification | Class I (in accordance with IEC<br>60601-1) | Class I (in accordance with IEC<br>60601-1) | Class I (in accordance with IEC<br>60601-1) |
| Applied part | Type BF | Type B | Type BF |
| Characteristic used | HAMILTON-H900 | F&P MR730 | F&P MR850 |
| for comparison | | (Primary predicate device) | (Secondary predicate device) |
| Standards /<br>Performance | - IEC 60601-1<br>- IEC 60601-1-2<br>- IEC 60601-1-4<br>- IEC 60601-1-8<br>- ISO 8185:2007<br>- ISO 10993<br>- MILSTD 461F<br>- ISO 14971<br>- IEC 62304<br>- IEC 62366<br>- ISO 5356-1<br>- ISO 5367 | - CSA-C22.2 No.125<br>- UL2601<br>- IEC60601-1, AS3200.1<br>- EN 60601-1 | - AS/NZS 3200.1.0<br>- CAN/CSA-22.2 No.601.1<br>- UL60601-1<br>- IEC 60601-1<br>- EN 60601-1 |
Table 1: Comparison table of humidifier characteristics and specifications
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Image /page/7/Picture/1 description: The image shows the logo for Hamilton Medical. The logo is blue and consists of the words "HAMILTON MEDICAL" stacked on top of each other. To the right of the word "HAMILTON" is a circle with a stylized "H" inside. Below the logo is the text "Intelligent Ventilation since 1983".
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Image /page/8/Picture/1 description: The image contains the logo for Hamilton Medical. The logo is in blue and consists of the word "HAMILTON" on the top line and "MEDICAL" on the second line. Below the logo is the text "Intelligent Ventilation since 1983".
### Table 2: HAMILTON-BC8022 and HAMILTON-BC4022 Comparison table of humidifier breathing circuits characteristics and specifications
| Characteristic used<br>for comparison | HAMILTON-BC8022 /<br>HAMILTON-BC4022 | Predicate Device:<br>F&P RT380 |
|---------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| 510(k) No. | K152029 | K122432 |
| Device name | HAMILTON-BC8022<br>HAMILTON-BC4022 | RT380 |
| Description | HAMILTON-BC8022, breathing circuit set, dual<br>limb, heated with water chamber<br>HAMILTON-BC4022, breathing circuit set, single<br>limb, heated with water chamber | Dual Limb Adult Breathing Circuit Kit with<br>Evaqua 2 Technology |
| Classification No. &<br>Product code | 868.5270,<br>BZE | 868.5270,<br>BZE |
| Intended use | The HAMILTON-BC8022 breathing set is<br>intended to be used together with compatible<br>Hamilton Medical respiratory gas humidifiers<br>during invasive and noninvasive mechanical<br>ventilation of adult and pediatric patients > 10<br>kg.<br>The HAMILTON-BC4022 breathing set is<br>intended to be used together with compatible<br>Hamilton Medical respiratory gas humidifiers<br>during invasive and noninvasive mechanical<br>ventilation of adult and pediatric patients > 10 kg | The RT380 and RT385 'Adult Evaqua 2' dual-<br>heated breathing circuits are intended as<br>conduits of breathing gas for ventilation of adult<br>patients, and to maintain the temperature of<br>humidified inspired gas. |
| Indications for use | invasive and noninvasive ventilation | Patients requiring respiratory support |
| Compatibility with<br>other devices | Hamilton Medical compatible humidifier such as<br>HAMILTON-H900 | Compatible with 700 series and MR 850<br>humidifiers (specification sheet) |
| Environment | during invasive and noninvasive mechanical<br>ventilation, hospital use by trained personnel | Intensive Care environment in conjunction with<br>life support equipment |
| Target / Patient<br>population | Adult and pediatric patients requiring mechanical<br>ventilation or positive pressure breathing<br>assistance | Adult patients requiring respiratory support. |
| Compressible volume | 1600 ml (BC8022)<br>1000 ml (BC4022) | 1600 ml |
| maximum chamber<br>operating pressure | 20 kPa | 8 kPa (specification sheet) |
| Length | - inspiration 1.95m<br>- expiration 1.95m | - inspiration 1.5m<br>- expiration 1.5m |
| Inner diameter | 19 mm | 22 mm |
| Flow range | 4 to 120 L/min<br>- invasive max. 60 L/min<br>- noninvasive max. 120 L/min | - invasive 60 L/min<br>- noninvasive 120 L/min (MR850) |
| Rated flow | 2 cmH2O @ 85 L/min (BC8022)<br>2 cmH2O @ 125 L/min (BC4022) | 40 l/ min, ≤ 0.2 kPa |
| Flow resistance | BC8022 (@ 30L/min)<br>Inspiration: 0.3 cmH2O<br>Expiration: 0.15 cmH20<br>BC4022 (@ 30L/min)<br>Inspiration: 0.2 cmH2O (inkl. chamber) | RT380 @ 30 L/min<br>Inspiration: 0.91 cmH20<br>Expiration: 0.23 cmH20 |
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Image /page/9/Picture/1 description: The image shows the logo for Hamilton Medical. The words "HAMILTON" and "MEDICAL" are stacked on top of each other in a bold, blue font. Below the logo, the words "Intelligent Ventilation since 1983" are written in a smaller, lighter blue font.
| Characteristic used<br>for comparison | HAMILTON-BC8022 /<br>HAMILTON-BC4022 | Predicate Device:<br>F&P RT380 |
|---------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------|
| Gas leakage | < 50 mL/min @ 60 cmH20 (BC8022)<br>< 25 mL/min @ 60 cmH20 (BC4022) | < 11 mL/min |
| Compliance | <1 ml/cmH2O/m | 2.10 ml/cmH20 |
| Wire resistance | - Inspiration: 15.35 ±1.23 Ω<br>- expiration: 16.45 ±1.23 Ω | - Inspiratory 17.5 Ω<br>- Expiratory 22.6 Ω |
| Connector | - Interface connections conical according to ISO<br>5356-1<br>- Electrical connector part of breathing tube | Interface connections conical according to ISO<br>-<br>5356-1<br>- Electrical connector part of breathing tube |
| Breathing circuit<br>recognition | Tubes can be recognized with a Hamilton<br>Medical Humidifier | No tube recognition |
| Sterility | Non Sterile, Ready for use | Non Sterile, Ready for use |
| Single use / Reuse | Single Use | Single Use |
| Power heated tube | 31.53W inspiratory tube @100% power<br>(BC8022/BC4022)<br>29.39W expiratory tube @100% power<br>(BC8022) | 27.66W inspiratory tube @100% power<br>21.42W expiratory tube @1…
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Learn the FDA Browser
Two short videos show you everything — or skip straight to the written tutorial if you'd rather read. You can reopen this any time from the Tutorial button in the top bar.
Part 1 — Search, results, and everyday workflows 16 min
Part 2 — Embeddings: the galaxy map 3 min
1. Search: exact and fuzzy
Type a phrase like "coronary artery calcification" into the search box. You get two kinds of results. Exact results match the literal phrase — prefix searches work ("coronary artery calcificati") but suffix searches do not. Fuzzy results match on the meaning and intent of your phrase rather than the exact words, and are sorted by relevance score. Hover over the Exact or Fuzzy badge on any row to see exactly why it matched.
Use the checkboxes above the results to narrow: SaMD keeps only software-only devices, AI / ML keeps only devices with AI.
Exact vs. fuzzy search: what's the difference?
Exact matches on the literal phrase (prefix search works, suffix does not). Fuzzy matches on the meaning and intent of the phrase rather than the exact words. Hover over the badge on any row to see why it matched.
You search "coronary artery calcification" and want only software devices with AI. What two filters do you apply?
Narrow by SaMD (software-only devices), then narrow by AI/ML (devices with AI).
2. The results table
Scroll right in the results table. The intended use is extracted for you — no need to open the PDF. The device story gives a high-level snapshot of what the device does and how it's used. The AI Performance sub-table shows each output name, acceptance criteria, observed values, and development/test dataset descriptions — the same format Innolitics uses for regulatory strategy outputs, and the fastest high-level fingerprint of an AI device. It is AI-generated but has been very reliable in practice.
Where do you find a device's intended use without opening the PDF?
Scroll right in the search results table. The intended use column is extracted for you; no need to dig into the 510(k) summary PDF.
What does the AI Performance sub-table show, and why is it useful?
Output name, acceptance criteria, observed values, development dataset description, and test dataset description. It's the same format we use for regulatory strategy output and Fast 510(k) input, and the fastest high-level fingerprint of an AI device. AI-generated but reliable in practice.
3. Judging fuzzy relevance
Fuzzy results trail off in relevance as you scroll. Use three signals to decide how far down to go: the fuzzy badge explanations, the intended use column, and whether your target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, you're past the relevant zone. A top hit with a low score (~0.4) and a stretched explanation is a hint the closest predicates are far away — the project may be headed for De Novo. Note the fuzzy search is a pattern match: it doesn't handle negation ("not") well, and hardware devices can appear — filter by SaMD/AI ML to cut them.
How do you judge how far down fuzzy search results to go?
Use the relevancy signals: the fuzzy badge explanations, the intended use column, and whether the target output (e.g., Cobb angle) still appears in the AI Performance sub-table. Once it stops appearing, results are trailing off in relevancy.
4. Device detail page: chat and citations
Click a device name to open its detail page: device facts on the left, a chat window on the right. Ask something like "Describe the training data". The answer carries little citation bubbles — click one to jump to the highlighted passage in the source PDF, so you can verify every AI answer against the document. There's also a Download PDF button for sharing.
How do you verify an AI chat answer on the device detail page?
Click the citation bubbles to jump to the relevant highlight in the source document.
Reading rule for every project: how many summaries do you read in full?
At least the three most relevant 510(k) or De Novo summaries, in full. After that, use targeted chat questions to confirm your memory quickly. The tool supports this professional habit — it doesn't replace it.
5. Side-by-side comparison
Select multiple rows in the results table (aim for under ~10), then open the PDF Viewer tab. Ask one question — it goes to all selected devices in parallel, each with citations. This is the fastest way to compare and contrast devices: training data, PCCP scope, how they handled adding new scanners, and so on.
What does the side-by-side PDF viewer mode do?
Select multiple devices, open the PDF viewer tab, and ask one question (e.g., "Describe the training data"). It queries all selected devices simultaneously with citations, so you can compare and contrast quickly.
6. Collections
With rows selected, go to the Collections tab and create a labeled collection (e.g., "Cobb Angle Project"). Reload that selection any time — before a client call, pull up the collection and ask questions across all of its devices at once.
How do you save a set of selected devices for later use?
Select the rows, go to the Collections tab, and create a labeled collection (e.g., "Cobb Angle Project"). You can reload the selection anytime and carry it into the PDF viewer and other tabs that support selections.
7. Product codes and the regulations tree
Click a product code in the results to jump to it in the regulations tree — identification text, sibling product codes, and devices you can open in a PDF viewer on the right. Click a regulation number to see its identification, special controls, and related product codes. You can also search by product code or regulation number at the top of the tree. Always read the special controls if any exist for your device — it broadens your search and sharpens pre-kickoff research.
What can you do from the regulations tree view?
Browse product codes and regulation numbers, read the identification text and special controls, browse sibling product codes, open device PDFs on the right, and search by product code or regulation number at the top of the tree.
8. Chart view
Click Show Chart and segment by regulation number (or product code) to see which regulations dominate your result set. Clicking a regulation takes you into the regulations tree. Great for spotting that most matches are, say, hardware laparoscopic devices — a cue to go back and filter.
How do you see which regulations dominate a search result set?
Click "Show Chart" and segment by Regulation Number. Clicking a regulation takes you to the regulations tree.
9. The predicate graph
Open the Predicates tab for a family-tree view of predicate relationships. Click a node to trace its parents and children; selections from search carry over pre-selected. Commonly predicated devices are worth reading — a lot of people predicated them for a reason. The visual lineage is also handy on client calls, e.g. to show how a predicate family evolved and justify why your predicate still holds.
In the predicate graph, why are commonly predicated devices worth reading?
A lot of people predicated them for a reason. Clicking a node traces parents and children, and selections from search carry over pre-selected.
10. Embeddings: the galaxy map
The Embeddings tab plots every matching document in a 2-D "galaxy map" where semantically similar devices cluster together. Hover or click clusters to explore, and let AI label the clusters for you. Embeddings beat product codes for grouping: two devices can carry different product codes (LLZ vs. QIH) yet do the same thing — the embedding captures the meaning of the intended use and device story. This is also exactly how retrieval-augmented generation (RAG) works under the hood, and it makes a great visual on client calls.
Try it yourself
Head to the search page and work through a few of these AI/ML fuzzy searches to build intuition: perivascular fat on CT · aortic valve calcification opportunistic screening on noncontrast CT · breast cancer prediction on digital pathology slides · autism detection · gestational age prediction · a hearing aid that can also detect a pulse · foundation model based analysis of ECG · large language models · penetration test. Watch how the relevance scores, intended use, and AI Performance tables tell you when results stop being meaningful.