The Stryker Facial iD System is intended for osteotomy, stabilization and rigid fixation of maxillofacial fractures and reconstruction in adults and adolescents (age 12 and higher). Specific Indication for Use: Orbital reconstructive / trauma surgery
Device Story
Patient-specific, additively manufactured titanium implants; designed based on patient CT scan data; used for maxillofacial fracture stabilization and orbital reconstruction. Surgeon defines implant design; device provided with design proposal and surgical guides. Used in clinical settings by surgeons; implants fixated with screws. Benefits include customized fit to patient anatomy; facilitates rigid fixation in complex maxillofacial defects. System includes perforated, solid, or combined surface options; requires careful consideration of drainage in orbital applications.
Clinical Evidence
Bench testing only. Mechanical performance (compression and 4-point bending per ASTM F382) demonstrated equivalence to reference devices. Biocompatibility evaluated per ISO 10993-1 and ISO 10993-5. Cleaning and sterilization validated per ISO 17665-1/2 and ISO 14937 to SAL 10^-6. No clinical or animal testing required.
Technological Characteristics
Material: Commercially pure titanium. Manufacturing: Additive manufacturing. Form factor: Patient-specific, perforated/solid/combined surfaces, 0.3-0.9mm thickness. Fixation: Compatible with 1.2mm and 1.7mm screws. Sterilization: Non-sterile, steam-sterilizable. Connectivity: None (standalone).
Indications for Use
Indicated for adults and adolescents (age 12+) requiring osteotomy, stabilization, rigid fixation of maxillofacial fractures, and reconstruction, specifically for orbital reconstructive/trauma surgery. Not for orbital roof use, intracranial exposure, or cranial use.
Regulatory Classification
Identification
A bone plate is a metal device intended to stabilize fractured bone structures in the oral cavity. The bone segments are attached to the plate with screws to prevent movement of the segments.
Stryker MEDPOR TITAN 3D Orbital Floor Implant (K142568)
TruMatch CMF Titanium 3D Printed Implant (K173039)
Submission Summary (Full Text)
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January 13, 2024
Stryker Craniomaxillofacial Jonathan Schell Sr Staff RA Specialist 1941 Stryker Way Portage, Michigan 49002
Re: K232350
Trade/Device Name: Stryker Facial iD System Regulation Number: 21 CFR 872.4760 Regulation Name: Bone Plate Regulatory Class: Class II Product Code: JEY Dated: August 04, 2023 Received: December 21, 2023
Dear Jonathan Schell:
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 (the 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. Although this letter refers to your product as a device, please be aware that some cleared products may instead be combination products. The 510(k) Premarket Notification Database available at https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfpmn/pmn.cfm identifies combination product submissions. 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.
Additional information about changes that may require a new premarket notification are provided in the FDA guidance documents entitled "Deciding When to Submit a 510(k) for a Change to an Existing Device"
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(https://www.fda.gov/media/99812/download) and "Deciding When to Submit a 510(k) for a Software Change to an Existing Device" (https://www.fda.gov/media/99785/download).
Your device is also subject to, among other requirements, the Quality System (QS) regulation (21 CFR Part 820), which includes, but is not limited to, 21 CFR 820.30. Design controls; 21 CFR 820.90. Nonconforming product; and 21 CFR 820.100, Corrective and preventive action. Please note that regardless of whether a change requires premarket review. the OS regulation requires device manufacturers to review and approve changes to device design and production (21 CFR 820.30 and 21 CFR 820.70) and document changes and approvals in the device master record (21 CFR 820.181).
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 of medical device-related adverse events) (21 CFR Part 803) for devices or postmarketing safety reporting (21 CFR Part 4, Subpart B) for combination products (see https://www.fda.gov/combination-products/guidance-regulatory-information/postmarketing-safety-reportingcombination-products); good manufacturing practice requirements as set forth in the quality systems (QS) regulation (21 CFR Part 820) for devices or current good manufacturing practices (21 CFR Part 4, Subpart A) for combination products; and, if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR Parts 1000-1050.
Also, please note the regulation entitled, "Misbranding by reference to premarket notification" (21 CFR 807.97). For questions regarding the reporting of adverse events under the MDR regulation (21 CFR Part 803), please go to https://www.fda.gov/medical-device-safety/medical-device-reportingmdr-how-report-medical-device-problems.
For comprehensive regulatory information about mediation-emitting products, including information about labeling regulations, please see Device Advice (https://www.fda.gov/medicaldevices/device-advice-comprehensive-regulatory-assistance) and CDRH Learn (https://www.fda.gov/training-and-continuing-education/cdrh-learn). Additionally, you may contact the Division of Industry and Consumer Education (DICE) to ask a question about a specific regulatory topic. See the DICE website (https://www.fda.gov/medical-device-advice-comprehensive-regulatoryassistance/contact-us-division-industry-and-consumer-education-dice) for more information or contact DICE by email (DICE@fda.hhs.gov) or phone (1-800-638-2041 or 301-796-7100).
Sincerely.
Sherrill Lathrop Blitzer
for Andrew Steen Assistant Director DHT1B: Division of Dental and ENT Devices OHT1: Office of Ophthalmic, Anesthesia,
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Respiratory, ENT and Dental Devices Office of Product Evaluation and Quality Center for Devices and Radiological Health
Enclosure
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### Indications for Use
510(k) Number (if known) K232350
Device Name Stryker Facial iD System
Indications for Use (Describe)
The Stryker Facial iD System is intended for osteotomy, stabilization of maxillofacial fractures and reconstruction in adults and adolescents (age 12 and higher).
Specific Indications for Use:
- Orbital reconstructive/ trauma surgery
Type of Use (*Select one or both, as applicable*)
| <span style="text-decoration: overline;">☑</span> Prescription Use (Part 21 CFR 801 Subpart D) | <span style="text-decoration: overline;">☐</span> Over-The-Counter Use (21 CFR 801 Subpart C) |
|------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------|
|------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------|
| X | Prescription Use (Part 21 CFR 801 Subpart D)
|_ | Over-The-Counter Use (21 CFR 801 Subpart C)
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## K232350
## 510(k) Summary
This section provides a summary of 510(k) information in accordance with the requirements of 21 CFR 807.92.
- I. SUBMITTER
| 510(k) Owner: | Stryker Leibinger GmbH & Co. KG<br>Boetzinger Strasse 41<br>D-79111 Freiburg, Germany |
|----------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Submitter/ Contact Person: | Jonathan Schell, RAC<br>Sr. Staff Regulatory Affairs Specialist<br>Stryker Craniomaxillofacial<br>1941 Stryker Way<br>Portage, MI, 49002<br>Phone: 484-889-5804<br>Fax: 877-648-7114 |
| Date prepared: | January 13, 2024 |
| II. DEVICE | |
| Trade Name: | Stryker Facial iD System |
| Common or Usual<br>name: | Bone Plating System |
| Classification<br>name: | Bone Plate; 21 CFR §872.4760 |
| Regulatory Class: | Class II |
| Product Code: | JEY |
#### III. PREDICATE DEVICE
Predicate Device: K210731, KLS Martin Individual Patient Solutions
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Reference Devices: K193143, Stryker Facial iD Plating System; K221855, Stryker Universal CMF System; K142568 Stryker MEDPOR TITAN 3D Orbital Floor Implant; K173039 TruMatch CMF Titanium 3D Printed Implant
#### SUBJECT DEVICE DESCRIPTION IV.
The Stryker Facial iD System (Subject Device) is intended for osteotomy, stabilization and rigid fixation of maxillofacial fractures and reconstruction in adults and adolescents (age 12 and higher), with the specific Indications for Use in orbital reconstructive and/or trauma surgery. The Subject Device is not intended for use in the orbital roof and can only be used if no exposure of the intracranial compartment is presented, and not intended for cranial use.
The Subject Device implants are additively manufactured patient-specific implants, and the patient-specific design of the implants allows certain features to be configured to meet the individual needs of each patient. The Subject Device implants are provided with a Design Proposal, an electronic Instruction for Use (IFU) and an optional Anatomical Additionally, the Subject Device is compatible with a separately provided Model. Customized Surgical Guides, Templates and Anatomical Models.
#### V. INDICATIONS FOR USE
| | Subject Device | Predicate Device |
|---------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| | | K210731 |
| Intended<br>Use/Indication<br>for Use | The Stryker Facial iD System is<br>intended for osteotomy,<br>stabilization and rigid fixation of<br>maxillofacial fractures and<br>reconstruction in adults and<br>adolescents (age 12 and higher).<br>Specific Indication for Use:<br>Orbital reconstructive / trauma<br>surgery | KLS Martin Individual Patient<br>Solutions (IPS) is intended as a<br>pre-operative software tool for<br>simulating / evaluating surgical<br>treatment options as a software<br>and image segmentation system<br>for the transfer of imaging<br>information from a medical<br>scanner such as a CT based<br>system. The input data file is<br>processed by the IPS software<br>and the result is an output data<br>file that may then be provided as<br>digital models or used as input in<br>an additive manufacturing<br>portion of the system that<br>produces physical outputs |
### Table 5- 1: Comparison of Intended Use/Indications For Use.
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| | including implants, anatomical<br>models, guides, splints, and case<br>reports for use in maxillofacial,<br>midface, & mandibular surgery. |
|--|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| | KLS Martin Individual Patient<br>Solutions (IPS) implant devices<br>are intended for use in the<br>stabilization, fixation, and<br>reconstruction of the<br>maxillofacial / midface and<br>mandibular skeletal regions in<br>children (2 years of age to < 12<br>years of age), adolescents (12<br>years of age - 21 years of age),<br>and adults. |
The overall Intended Uses and the specific Indication for Use of the Subject Device and Predicate Device (K210731) cover the identical Intended Use and a similar indications for use. The Indications for Use are similar in that the Subject Device target population is a subset within the cleared Predicate Device (K210731) target population, but the area of application, patient contact, duration of implantation within body are all identical between the Subject and Predicate Device (K210731). Therefore, substantial equivalence is shown between the Subject Device and Predicate Device (K210731), and the reference devices (K193143, K221855, K142568, K173039) provide further support to allow a substantial equivalence decision.
#### COMPARISON OF TECHNOLOGICAL CHARACTERISTICS WITH THE VI. PREDICATE DEVICE
The Subject Device is compared to the Predicate Device for substantial equivalence of technological characteristics based on the following criteria:
- A. Principle of Operation
- B. Technological Characteristics
### A. Principle of Operation
The operating principle for the Subject Device is to reconstruct, stabilize and/or provide rigid fixation in the maxillofacial anatomy (orbital and surrounding anatomy, excluding the orbital roof).
### B. Technological Characteristics
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## ryker
The technological characteristics in regard to the principal of operation, patient-specific aspect, commercially pure titanium material, additive manufacturing method, non-sterility and sterilization method are identical when comparing the Subject and Predicate Device.
The implant thicknesses vary slightly when comparing the Subject Device to the Predicate Device, however the thickness in the area of the orbital region is identical.
Both the Subject and Predicate devices are fixated with screws of similar dimensions. The Subject Device is compatible with 1.2 and 1.7mm screws from the Stryker Upper-Face and the Stryker Mid-Face (K172572, K022185 and K221855). These devices are only be used within the anatomical locations and surgical protocol methods as originally FDA-cleared.
The minimal and maximal dimensions of the Subject Device result from mandatory design features as well as from specifications. The dimensions of the Subject Device (e.g. minimum width) is similar compared to the Predicate Device (K210731) and Reference Devices (K193143, K221855). The Subject Device is not a new worst-case scenario.
In addition to some dimensions, the difference between the Subject and the Predicate Device is the implant surface. Both devices offer a perforated surface, with the Subject Device also offering a solid or combined (solid and perforated in one implant) surface. The technological difference between the use of non-mesh/ non-perforated implants, and clinical performance of (non-perforated) commercially pure titanium orbital implants, has been mitigated through labeling and was compared to a similar reference device (K142568). When reviewing the Design Proposal, the surgeon should carefully consider the design of the orbital implant(s) and the operative plan (e.g., incorporation of drainage holes, or use of multiple implants or surgical drains) to facilitate adequate postoperative drainage of blood and fluids from the orbital space.
Although the porous structure of MEDPOR TITAN 3D Orbital Floor implant (K142568) is porous in the structural sense, it is not permeable to liquids - just like the solid commercially pure titanium implant, and since the MEDPOR TITAN 3D Orbital Floor implant (K142568) is indicated for orbital reconstruction in the orbital floor area, it can be used in comparison to the Subject Device.
A comparison table of the subject, predicate (K210731), and reference devices (K193143, K221855, K142568, K173039) is provided below:
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# stryker
| Feature | Subject Device | Predicate Device<br>KLS Martin Individual<br>Patient Solutions<br>(K210731) | Reference Device<br>Stryker Facial iD Plating<br>System<br>(K193143) | Reference Device<br>Stryker Universal CMF<br>System<br>(K221855) | Reference Device<br>Stryker MEDPOR TITAN<br>3D Orbital Floor Implant<br>(K142568) | Reference Device<br>TruMatch CMF Titanium<br>3D Printed Implant<br>(K173039) |
|------------------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------|------------------------------------------------------------------------------|
| Principle of<br>Operation | The principle of operation<br>for the Subject Device is to<br>reconstruct, stabilize and/or<br>provide rigid fixation in the<br>maxillofacial anatomy. | The principle of operation<br>for the Predicate Device is<br>to reconstruct, stabilize<br>and/or provide rigid<br>fixation in the maxillofacial<br>anatomy. | | | | |
| Patient-specific | Yes, manufactured based<br>on patient CT scan | Yes, manufactured based<br>on patient CT scan | Yes, manufactured based<br>on patient CT scan | | | Yes, manufactured based<br>on patient CT scan |
| Material | Commercially pure<br>titanium | CP Titanium or Ti-6Al-4V | Commercially pure<br>titanium | | | Commercially pure<br>titanium |
| Manufacturing<br>Method | Additive Manufacturing | Additive, Selective Laser &<br>Traditional | Additive Manufacturing | | | Additive Manufacturing |
| Sterilization | Non-sterile (Steam) | Non-sterile (Steam) | Non-sterile (Steam) | | | |
| Implant<br>Thickness | 0.3 mm (not permitted in<br>the midface area when a<br>fracture needs to be bridged<br>and is only allowed for<br>inner orbital<br>reconstruction.)<br>0.6 mm<br>0.9 mm | Orbital: 0.3 mm – 1.0 mm<br>Maxillofacial / midface<br>reconstruction: 0.6 mm –<br>10 mm | Midface: 0.8 mm – 1.5mm | Orbital, Upper- & Midface:<br>0.3 – 0.8 mm | | |
| Implant Surface | Perforated/ Meshed<br>Solid<br>Combined | Perforated/Mesh | Solid | Perforated/Mesh,<br>Solid for plates | Solid (porous MEDPOR<br>side with a non-porous<br>barrier sheet on orbit facing<br>side) | |
| Number of<br>Screw Holes | Min: ≥ 2 per side of defect<br>Max: ≤ 50 per implant | Orbital, Mandibular,<br>Maxillofacial /Midface: ≥2<br>per side of defect | Min: ≥ 2 per side of defect<br>Max: ≤ 50 per implant | Min: ≥ 2 per side of defect | | |
| Screw Diameter | 1.2 mm<br>1.7 mm | Orbital: 1.5 mm<br>Maxillofacial / midface:<br>1.5 mm – 2.3 mm | | Upper-Face: 1.2 mm<br>Mid-Face:1.7 mm | | |
| Feature | Subject Device | Predicate Device<br>KLS Martin Individual<br>Patient Solutions<br>(K210731) | Reference Device<br>Stryker Facial iD Plating<br>System<br>(K193143) | Reference Device<br>Stryker Universal CMF<br>System<br>(K221855) | Reference Device<br>Stryker MEDPOR TITAN<br>3D Orbital Floor Implant<br>(K142568) | Reference Device<br>TruMatch CMF Titanium<br>3D Printed Implant<br>(K173039) |
| Screw Length | 3 mm – 12 mm | Orbital & Maxillofacial /<br>midface:<br>3.5 mm – 22 mm | | 3 mm – 12 mm | | |
| Screw Style | Head style:<br>• Standard<br>Design features:<br>• Self-drilling<br>• Self-tapping/Standard | Head style:<br>• maxDrive<br>• crossDrive<br>Design features:<br>• Drill-Free<br>• Locking<br>• ThreadLock<br>• TaperScrew TLTS<br>• Standard | Head style:<br>• Standard<br>Design features:<br>• Self-drilling<br>• Self-tapping/Standard | Head style:<br>• Standard<br>Design features:<br>• Self-drilling<br>• Self-tapping/Standard | | |
| Fixation Method | Stryker Universal CMF<br>Screw Systems | KLS metallic bone screws<br>for internal fixation of<br>maxillofacial bones. | Stryker Universal CMF<br>Screw Systems | Stryker Universal CMF<br>Screw Systems | | |
| Width<br>(Screw-hole<br>dependent) | Min: ≥ 4.0 mm (around<br>screw holes)<br>Min: ≥ 4.0 mm (not around<br>screw hole) | Orbit:<br>Min: ≥ 3.5 mm (around<br>screw holes)<br>Min: ≥ 2.2 mm (not<br>around screw hole)<br>Maxillofacial / midface:<br>Min: ≥ 4.5 mm (around<br>screw holes)<br>Min: ≥ 2.2 mm (not<br>around screw hole) | | | | |
| Length | Min: 15.5 mm<br>Max: 100 mm | Orbit:<br>Min: 10.5 mm<br>Max: 50 mm<br>Maxillofacial / midface:<br>Min 18 mm<br>Max: 350 mm | | Upper-Face & Mid-Face:<br>Min: 9.35 mm (for 55-<br>04231 2x2 Plate)<br>Max: 116.7 mm (for 55-<br>06734 2x34 Double Strip<br>Plate) | | Orbit/Midface:<br>Min: 10 mm<br>Max: 294mm |
| Degree of<br>curvature<br>(in-plane) | Min. radius: 0.25 mm | Orbital, Mandibular,<br>Maxillofacial / Midface:<br>Min: 30° | Min. radius: 0.25 mm | Min. radius: 0.2 mm | | Orbit/Midface: 0°-12°/mm<br>length |
| Feature | Subject Device | Predicate Device<br>KLS Martin Individual<br>Patient Solutions<br>(K210731) | Reference Device<br>Stryker Facial iD Plating<br>System<br>(K193143) | Reference Device<br>Stryker Universal CMF<br>System<br>(K221855) | Reference Device<br>Stryker MEDPOR TITAN<br>3D Orbital Floor Implant<br>(K142568) | Reference Device<br>TruMatch CMF Titanium<br>3D Printed Implant<br>(K173039) |
| | | Max: 180° | | | | |
| Degree of<br>curvature<br>(out-of-plane) | Min. radius: 0.25 mm | Orbital, Mandibular,<br>Maxillofacial / Midface:<br>Min: 15°<br>Max: 180° | Min. radius: 0.25 mm | | | Orbit/Midface: 0°-12°/mm<br>length |
| Hole spacing | ≥ 3.9 mm | Orbit: ≥ 3.5 mm<br>Maxillofacial / midface: ≥<br>4.5 mm | ≥ 4.1 mm | ≥ 3.0 mm (for 55-04424<br>Straight plate with 24<br>holes) | | |
| Screw Hole<br>Placement | Based on input from the<br>surgeon and limited by the<br>design restrictions from<br>above. | Unknown | Based on input from the<br>surgeon and limited by the<br>design restrictions from<br>above. | Based on plate | | |
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# stryker
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## stryker
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### VII. PERFORMANCE DATA
The following performance testing was conducted to show substantial equivalence:
The Subject Device is similar when compared to the Reference Device Stryker Facial iD System (K193143) for cleaning and sterilization validation. Biocompatibility testing was conducted on the Subject Device, which met the acceptance criteria, and the biocompatibility endpoints were evaluated in accordance with ISO 10993-1 and ISO 10993-5. The Subject Device implants are manufactured using the identical additive manufacturing process and the identical final material as the Reference Device (K193143).
### Performance Bench Testing
### Mechanical bench testing
The Subject Device performance testing was done in comparison to the Reference Devices (K221855) to demonstrate substantial equivalence. All tests have been performed with the corresponding worst-case design considering the entire design envelope and all design features. To demonstrate the mechanical performance a compression test as well as 4-point bending (acc. to ASTM F382) were performed to compare properties of the Subject Device against the previously cleared Reference Device (K221855) implants. The mechanical stability of the Subject Device was determined to be substantially equivalent to the Reference Devices (K221855).
### Biocompatibility Testing
Biocompatibility was evaluated in accordance with ISO 10993-1 and cytotoxicity was evaluated in accordance with DIN EN ISO 10993-5 and DIN EN ISO 10993-12.
Based on the device categorization the respective endpoints for biological evaluation were addressed by testing and/or justifications. The results of biocompatibility testing conclude the Subject Device is biocompatible and meets the requirements of biocompatibility ISO standards.
The results of the cytotoxicity showed that the Subject Device implants demonstrated substantial equivalence with regards to cytotoxicity.
### Cleaning & Sterilization
Cleaning and sterilization testing (acc. to DIN EN ISO 17665-1, ISO 17665-2, ISO 14937) was conducted for the Subject Device and the acceptance criteria were met.
Steam sterilization validations were performed accordance with ISO 17665-2 respectively ISO 14937 to a sterility assurance level (SAL) of 10-6 using the biological indicator (BI) overkill method. All test method acceptance criteria were met.
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The end-user test validation of the Subject Device showed that the subject device is performing as intended in the specified use conditions. Therefore, the Subject Device met all pre-defined acceptance criteria, and the results of the performed tests show that no new risks regarding performance testing are raised with the Subject Device.
### Animal Testing
Animal testing was not required as a basis for substantial equivalence.
### Clinical Testing
Clinical testing was not required as a basis for substantial equivalence. A risk mitigation assessment has been completed to demonstrate the safety and effectiveness for use of the Subject Device Facial iD system device in the intended patient population and with the given design features. The risk mitigation assessments have been completed based on FDA guidance, "Premarket Assessment of Pediatric Medical Devices," issued March 24, 2014, to demonstrate the substantial equivalence for of the subject devices in the indicated pediatric population (age 12 and higher). These risk assessments evaluated the following risk factors for pediatric patients: age, size, growth and development, body habitus, developmental milestones, pathophysiology, behavioral factors, psychosocial factors, human factors, surgical factors, and cumulative effects from repeat or unplanned radiation exposure (i.e., CT scan).
Major skeletal growth of the midface, maxilla and mandible is expected to be largely completed in patients aged 12 years and above, allowing the application of fixation devices. However, it is known that skeletal growth continues up till at least 22 years of age and the use of the subject device should be carefully considered in adolescent patients. Also, medical devices comparable to the subject device are intended to be used in the same patient population (e.g. the predicate device K210731). Therefore, the Subject Device Facial iD System implants may be used safely and effectively in adolescence aged 12 years and above as well as in adult patients.
The Subject Device Facial iD System is a patient-specific implant and ordered on demand, so the scan date should be close to the surgery date. A scan of the patient close to the planned surgery date is requested from the surgeon and then further processed directly after the request has been initiated. Since the entire process takes place within a timely manner, the risks of inadequate fixation and failure of the device due to outdated input data are mitigated.
Radiation exposure is of concern for adult and particularly for adolescent patients. Special considerations included in the labeling to minimize ionizing radiation by using limited radiation dosage when deemed appropriate based on patient condition and clinical needs.
The management of orbital trauma and orbital defects may require a multi-disciplinary approach including multi-disciplinary operative management. This approach includes
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different surgeon specialties who are selecting the appropriate patient, who are defining the implant and who are performing the procedure.
### VIII. CONCLUSIONS
The results of the performance data demonstrate that the Subject Device Stryker Facial iD System will perform as intended in the specified use conditions. According to the comparison based on the requirements of 21 CFR 807.87 and the information provided herein, it is concluded that the information included in this submission supports substantial equivalence of the Subject Device to the Predicate Device.
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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.