Hand-held Hair Removal Device is indicated for the removal of unwanted hair. The device is also indicated for the permanent reduction in hair regrowth, defined as the long-term, stable reduction in the number of hairs regrowing when measured at 6, 9 and 12 months after the completion of a treatment regime.
Device Story
Hand-held, over-the-counter, home-use device for unwanted hair reduction using Intense Pulsed Light (IPL). Device powered by external adapter; IPL emission activated via finger switch. Features irreplaceable 3.0cm² light exit window. Includes skin contact sensor to prevent pulse emission unless in full contact with skin. Select models (CT05-CT09) include cooling function to reduce treatment area temperature. User operates device at home; light pulses work below skin surface to reduce hair growth without cutting or pulling. Benefits include hair reduction with minimal pain.
Clinical Evidence
No clinical data provided. Substantial equivalence supported by bench testing, including biocompatibility (ISO 10993-5/10), electrical safety (IEC 60601-1, 60601-1-2, 60601-1-11, 60601-2-83), photobiological eye safety (IEC 62471), and usability engineering.
Technological Characteristics
IPL device using Xenon Arc lamp. Wavelength 590-1200nm; energy density 2-4.3 J/cm²; pulse duration 2-6 ms. Materials: PC, ABS, POM. Powered by external adapter (100-240V). Features skin contact sensor and cooling system (select models). Software-controlled with 9 intensity levels. Complies with IEC 60601-1, 60601-1-2, 60601-1-11, 60601-2-83, and IEC 62471.
Indications for Use
Indicated for removal of unwanted hair and permanent reduction in hair regrowth in adults with Fitzpatrick skin types I-V. Suitable for upper lip, chin, underarms, legs, arms, bikini area, chest, back, and abdomen.
Regulatory Classification
Identification
(1) A carbon dioxide laser for use in general surgery and in dermatology is a laser device intended to cut, destroy, or remove tissue by light energy emitted by carbon dioxide.(2) An argon laser for use in dermatology is a laser device intended to destroy or coagulate tissue by light energy emitted by argon.
Predicate Devices
Hand-held IPL device (IPL Home Use Hair Removal Device), (Model: FZ-608, FZ-608G, FZ-100, FZ-200) (K230739)
Reference Devices
IPL Hair Removal Device Joy Version, CB-027 (K173813)
{0}
Shenzhen Chuangtong Yigou Technology Co., Ltd
510(k)s –510(k) Summary K251000
# 510(k) Summary #K251000
"510(k) Summary" as required by 21 CFR Part 807.92.
## I. Submitter
Shenzhen Chuangtong Yigou Technology Co., Ltd
Room 2218, Rongchuang Zhihui Building A, Shangfen Community, Minzhi Street, Longhua District, Shenzhen, China
Kingway Hong
Manager
Tel: +86 13410362992
Email: kingway.hong@ctonetech.com
## II. Preparation date: 6/30/2025
## III. Device
Name of Device: Hand-held Hair Removal Device
Model(s): FZ-200A, FZ-201, FZ-202, CT05, CT06, CT07, CT08, CT09.
Common or Usual Name: Light Based Over-The-Counter Hair Removal
Regulation Name: Laser surgical instrument for use in general and plastic surgery and in dermatology
Regulatory Class: II
Product Code: OHT
Regulation Number: 21 CFR 878.4810
## IV. Predicate Device and Reference Devices
Predicate device:
{1}
Shenzhen Chuangtong Yigou Technology Co., Ltd
510(k)s -510(k) Summary K251000
| Manufacturer | Predicate Device | 510(k) Number | Approval Date |
| --- | --- | --- | --- |
| Shenzhen IONKA Medical Technology Co., Ltd. | Hand-held IPL device (IPL Home Use Hair Removal Device), (Model: FZ-608, FZ-608G, FZ-100, FZ-200) | K230739 | May 26, 2023 |
**Reference devices:**
| Manufacturer | Reference Devices | 510(k) Number | Approval Date |
| --- | --- | --- | --- |
| Shen Zhen CosBeauty Co., Ltd | IPL Hair Removal Device Joy Version, CB-027 | K173813 | Sept. 07, 2018 |
| Shenzhen Ulike Smart Electronics Co.,Ltd | IPL Hair Removal Device Model(s): UI06 PL, UI06 PN, UI06 JL, UI06 BR, UI06 DB, UI06 PR, UI06 OG, UI06 RD | K223618 | Feb 28, 2023 |
## V. Device Description
Hand-held Hair Removal Device, is an over-the-counter, home-use device for unwanted hair reduction by using Intense Pulsed Light (IPL), and it has been designed eight models with the same IPL technology for hair removal, which is model FZ-200A, FZ-201, FZ-202, CT05, CT06, CT07, CT08, CT09. The device works below the skin’s surface and does not involve any cutting or pulling, reducing hair growth with minimal pain.
The device is only powered by the external power adapter and its IPL emission activation is by finger switch.
The Hand-held Hair Removal Device has an irreplaceable light exit and it can cover an area of $3.0\mathrm{cm}^2$ (Model BFZ-200A, FZ-201, FZ-202, CT05, CT06, CT07, CT08, CT09) that is suitable for multiple hair removal areas, such as upper lip, chin, underarms, legs, arms, bikini area, chest, back, abdomen.
Page 2/9
{2}
Shenzhen Chuangtong Yigou Technology Co., Ltd
510(k)s –510(k) Summary K251000
The device contains a skin sensor to detect appropriate skin contact, if the light exit is not in full contact with the skin, the device cannot emit the treatment light pulses. Besides, the Hand-held Hair Removal Device has the cooling function (suitable for model CT05, CT06, CT07, CT08, CT09), which can be activated throughout the whole hair removal process to cool down the treatment area’s temperature and provide the user with a better using experience.
## VI. Indications for Use
Hand-held Hair Removal Device is indicated for the removal of unwanted hair. The device is also indicated for the permanent reduction in hair regrowth, defined as the long-term, stable reduction in the number of hairs regrowing when measured at 6, 9 and 12 months after the completion of a treatment regime.
## VII. Materials
| Component name | Material of Component | Body Contact Category | Contact Duration |
| --- | --- | --- | --- |
| Hand-held Hair Removal Device | PC, ABS, POM | Surface-contacting device: Intact skin | Less than 24 hours |
## VIII. Comparison of Technological Characteristics With the Predicate Device
The Hand-held Hair Removal Device has the same intended use, mode of action and similar operational characteristics as the predicate device. Any minor differences between the subject device and the listed predicate device and reference devices do no raise any issues of safety or efficacy. Performance data supports that the device is safe and as effective as the predicate device and reference devices for its intended use. Therefore, the Hand-held Hair Removal Device may be found substantially equivalent to its predicate device and reference devices.
Hand-held Hair Removal Device is compared with the following Predicate Device and Reference Devices in terms of intended use, design, material, specifications, and performance:
Page 3/9
{3}
Shenzhen Chuangtong Yigou Technology Co., Ltd
510(k)s -510(k) Summary K251000
| Comparison Elements | Subject Device | Predicate Device | Reference device 1 | Reference device 2 | Remark |
| --- | --- | --- | --- | --- | --- |
| 510(k) Number | K251000 | K230739 | K173813 | K223618 | / |
| Trade name | Hand-held Hair Removal Device
Model: FZ-200A, FZ-201, FZ-202, CT05, CT06, CT07, CT08, CT09 | Hand-held IPL device (IPL Home Use Hair Removal Device)
Model: FZ-608, FZ-608G, FZ-100, FZ-200 | IPL Hair Removal Device Joy Version, CB-027 | IPL Hair Removal Device | / |
| Manufacturer | Shenzhen Chuangtong Yigou Technology Co., Ltd. | Shenzhen IONKA Medical Technology Co., Ltd. | Shen Zhen CosBeauty Co., Ltd | Shenzhen Ulike Smart Electronics Co.,Ltd. | / |
| Regulation number | 21 CFR 878.4810 | 21 CFR 878.4810 | 21 CFR 878.4810 | 21 CFR 878.4810 | Same |
| Product code | OHT | OHT | OHT | OHT | Same |
| Device classification | Class II | Class II | Class II | Class II | Same |
| Indication for use/ Intended use | Hand-held Hair Removal Device is indicated for the removal of unwanted hair. The device is also indicated for the permanent reduction in hair regrowth, defined as the long-term, stable reduction in the number of hairs regrowing when measured at 6, 9 and 12 months after the completion of a treatment regime. | IPL Home Use Hair Removal Device is indicated for the removal of unwanted hair. The device is also indicated for the permanent reduction in hair regrowth, defined as the long-term, stable reduction in the number of hairs regrowing when measured at 6, 9 and 12 months after the completion of a treatment regime. | The IPL Hair Removal Device Joy Version is indicated for the removal of unwanted hair. The device is also indicated for the permanent reduction in hair regrowth, defined as the long term, stable reduction in the number of hairs regrowing when measured at 6, 9 and 12 months after the completion of a treatment regime. The device is used for adults with Fitzpatrick skin types I - IV. | IPL Hair Removal Device is indicated for the removal of unwanted hair. The device is also indicated for the permanent reduction in hair regrowth, defined as the long term, stable reduction in the number of hairs regrowing when measured at 6, 9 and 12 months after the completion of a treatment regime. | Same |
| Prescription or OTC | OTC | OTC | OTC | OTC | Same |
| Applicable skin | Fitzpatrick skin types I-V | Fitzpatrick skin types I-V | Fitzpatrick skin types I-IV | Fitzpatrick skin types I-V | Same |
| Treatment area | upper lip, chin, underarms, 1 egs, arms, bikini area, chest, back, abdomen | Unknown | Large areas (legs, arms, back and abdomen), face (upper lip, chin and sideburns) | Large areas (e.g. arms, legs, chest) and small areas (e.g. lip) | Same |
Page 4/9
{4}
Shenzhen Chuangtong Yigou Technology Co., Ltd
510(k)s -510(k) Summary K251000
| Dimension | FZ-200A: 199*68*58(mm)
FZ-201: 179*64*39mm
FZ-202: 202*132*93mm
CT05, CT06: 179*640*39(mm)
CT07: 204*173*54(mm)
CT08: 192*140*54(mm)
CT09: 177*120*91(mm) | FZ-608, 98*147*60(mm)
FZ-100: 198*71*44(mm)
FZ-200: 216*68*52(mm) | 126*78*200mm | 58×34×179mm
(W x H x D) | Difference
Note 1 |
| --- | --- | --- | --- | --- | --- |
| Power supply | 100-240V, 50/60Hz, 0.8AMax | Unknown | 100-240 VAC, 50/60Hz | 100-240 VAC, 50/60Hz | Same |
| Sterilization | Not required | Not required | Not required | Not required | Same |
| Light source | Intense Pulsed Light | Intense Pulsed Light | Intense Pulsed Light | Intense Pulsed Light | Same |
| Energy medium | Xenon Arc lamp | Xenon Arc lamp | Xenon Arc Flash lamp | Xenon Arc Flash lamp | Same |
| Wavelength range | 590-1200nm | 510-1200nm | 510-1200nm | 560-1200nm | Similar
Note 2 |
| Energy density | 2-4.3 J/cm² | FZ-608, FZ-608G: 3.33 J/cm²
FZ-100: 5.43 J/cm²
FZ-200: 4.5 J/cm² | 1.8~5.1J/cm² | 3~6 J/cm² | Similar
Note 3 |
| Output energy | 6-13 J | FZ-608, FZ-608G:
Level 1: 4.16J
Level 2: 4.36J
Level 3: 5.1J
Level 4: 6.1J
Level 5: 6.96J
Level 6: 7.96J
Level 7: 8.63J
Level 8: 9.13J
Level 9: 10.0J | Body lamp cartridge:
11.77~22.21J, 510-1200nm
Facial lamp cartridge: 3.65-7.04J, 512-1197nm
Bikini lamp cartridge: 3.84-7.22J, 511-1200nm | 9.9~19.8J | Similar
Note 3 |
| Spot size | 3cm² | 3cm² | Body: 4.2cm²
Bikini and face: 2.0cm² | 3.3cm2 | Similar
Note 4 |
| Pulse duration | 2-6 ms | 0.5-0.8ms | 9.2~11.2ms | 1ms~7ms | Similar
Note 5 |
| Pulsing control | Finger switch | Finger switch | Finger switch | Finger switch | Same |
| Output intensity level | 9 levels | FZ-608, FZ-608G: 9 levels
FZ-100: 9 levels | 5 | 3 | Same |
Page 5/9
{5}
Shenzhen Chuangtong Yigou Technology Co., Ltd
510(k)s –510(k) Summary K251000
| | | FZ-200: 6 levels | | | |
| --- | --- | --- | --- | --- | --- |
| Software/ Firmware/ Microprocessor Control? | Yes | Yes | Yes | Yes | Same |
| Electrical safety | IEC 60601-1
IEC 60601-1-2
IEC 60601-1-11
IEC 60601-2-83 | IEC 60601-1
IEC 60601-1-2
IEC 60601-1-11
IEC 60601-2-83 | IEC 60601-1
IEC 60601-1-2
IEC 60601-2-57 | ANSI AAMI ES 60601-1
IEC 60601-1-2
IEC 60601-1-11
IEC 60601-2-83 | Same |
| Eye safety | IEC 62471 | Unknown | Unknown | IEC 62471 | Same |
| Biocompatibility | ISO 10993-5
ISO 10993-10 | ISO 10993-5
ISO 10993-10 | ISO 10993-5
ISO 10993-10 | ISO 10993-5
ISO 10993-10 | Same |
## IX. Performance Data
The following performance data were provided in support of the substantial equivalence determination.
### 1) Biocompatibility Evaluation
- The biocompatibility evaluation for the body-contacting components of the Hand-held Hair Removal Device was conducted in accordance with the "Use of International Standard ISO 10993-1, 'Biological Evaluation of Medical Devices –Part 1: Evaluation and Testing Within a Risk Management Process, Document Issued on September 4, 2020", as recognized by FDA.
### 2) Electrical Safety and EMC
Electrical safety and EMC testing was performed to, and passed, as per the following standards:
- IEC 60601-1-2, Edition 4.1 2020-09, Medical electrical equipment –Part 1-2: General requirements for basic safety and essential performance –Collateral standard: electromagnetic compatibility.
- IEC 60601-1, Edition 3.2 2020-08, Medical electrical equipment - Part 1: General requirements for basic safety and essential performance.
- IEC 60601-1-11, Edition 2.1 2020-07, Medical electrical equipment - Part 1-11: General requirements for basic safety and essential performance - Collateral Standard: Requirements for medical electrical equipment and medical electrical systems used in the home healthcare environment.
Page 6/9
{6}
Shenzhen Chuangtong Yigou Technology Co., Ltd
510(k)s –510(k) Summary K251000
- IEC 60601-2-83, 2019+AMD1:2022, Medical electrical equipment - Part 2-83: Particular requirements for the basic safety and essential performance of home light therapy equipment.
## 3) Eye Safety
- IEC 62471, First edition 2006-07, Photobiological safety of lamps and lamp systems
## 4) Software Verification and Validation
Software documentation consistent with *basic documentation level* of concern was submitted in this 510(k). System validation testing presented in this 510(k) demonstrated that all software requirement specifications are met and all software hazards have been mitigated to acceptable risk levels.
## 5) Usability
The product usability has been evaluated and verified according to the following FDA guidance
- Applying Human Factors and Usability Engineering to Medical Devices, issued on FEBRUARY 2016.
## X. Conclusions
Based on the above analysis and non-clinical tests performed, it can be concluded that the subject device Hand-held Hair Removal Device is as safe, as effective, and performs as well as the legally marketed predicate device.
Page 7/9
{7}
FORM FDA 3881 (6/20)
Page 1 of 1
PSC Publishing Services (301) 443-6740
EF
| DEPARTMENT OF HEALTH AND HUMAN SERVICES Food and Drug Administration Indications for Use | Form Approved: OMB No. 0910-0120 Expiration Date: 06/30/2023 See PRA Statement below. |
| --- | --- |
| 510(k) Number (if known) K251000 | |
| Device Name Hand-held Hair Removal Device (FZ-200A, FZ-201, FZ-202, CT05, CT06, CT07, CT08, CT09) | |
| Indications for Use (Describe) Hand-held Hair Removal Device is indicated for the removal of unwanted hair. The device is also indicated for the permanent reduction in hair regrowth, defined as the long-term, stable reduction in the number of hairs regrowing when measured at 6, 9 and 12 months after the completion of a treatment regime. | |
| Type of Use (Select one or both, as applicable) ☐ Prescription Use (Part 21 CFR 801 Subpart D) ☑ Over-The-Counter Use (21 CFR 801 Subpart C) | |
| CONTINUE ON A SEPARATE PAGE IF NEEDED. | |
| This section applies only to requirements of the Paperwork Reduction Act of 1995. *DO NOT SEND YOUR COMPLETED FORM TO THE PRA STAFF EMAIL ADDRESS BELOW.* | |
| The burden time for this collection of information is estimated to average 79 hours per response, including the time to review instructions, search existing data sources, gather and maintain the data needed and complete and review the collection of information. Send comments regarding this burden estimate or any other aspect of this information collection, including suggestions for reducing this burden, to: Department of Health and Human Services Food and Drug Administration Office of Chief Information Officer Paperwork Reduction Act (PRA) Staff PRAStaff@fda.hhs.gov | |
| "An agency may not conduct or sponsor, and a person is not required to respond to, a collection of information unless it displays a currently valid OMB number." | |
{8}
Shenzhen Chuangtong Yigou Technology Co., Ltd
510(k)s –510(k) Summary K251000
# 510(k) Summary #K251000
"510(k) Summary" as required by 21 CFR Part 807.92.
## I. Submitter
Shenzhen Chuangtong Yigou Technology Co., Ltd
Room 2218, Rongchuang Zhihui Building A, Shangfen Community, Minzhi Street, Longhua District, Shenzhen, China
Kingway Hong
Manager
Tel: +86 13410362992
Email: kingway.hong@ctonetech.com
## II. Preparation date: 6/30/2025
## III. Device
Name of Device: Hand-held Hair Removal Device
Model(s): FZ-200A, FZ-201, FZ-202, CT05, CT06, CT07, CT08, CT09.
Common or Usual Name: Light Based Over-The-Counter Hair Removal
Regulation Name: Laser surgical instrument for use in general and plastic surgery and in dermatology
Regulatory Class: II
Product Code: OHT
Regulation Number: 21 CFR 878.4810
## IV. Predicate Device and Reference Devices
Predicate device:
{9}
Shenzhen Chuangtong Yigou Technology Co., Ltd
510(k)s -510(k) Summary K251000
| Manufacturer | Predicate Device | 510(k) Number | Approval Date |
| --- | --- | --- | --- |
| Shenzhen IONKA Medical Technology Co., Ltd. | Hand-held IPL device (IPL Home Use Hair Removal Device), (Model: FZ-608, FZ-608G, FZ-100, FZ-200) | K230739 | May 26, 2023 |
**Reference devices:**
| Manufacturer | Reference Devices | 510(k) Number | Approval Date |
| --- | --- | --- | --- |
| Shen Zhen CosBeauty Co., Ltd | IPL Hair Removal Device Joy Version, CB-027 | K173813 | Sept. 07, 2018 |
| Shenzhen Ulike Smart Electronics Co.,Ltd | IPL Hair Removal Device Model(s): UI06 PL, UI06 PN, UI06 JL, UI06 BR, UI06 DB, UI06 PR, UI06 OG, UI06 RD | K223618 | Feb 28, 2023 |
## V. Device Description
Hand-held Hair Removal Device, is an over-the-counter, home-use device for unwanted hair reduction by using Intense Pulsed Light (IPL), and it has been designed eight models with the same IPL technology for hair removal, which is model FZ-200A, FZ-201, FZ-202, CT05, CT06, CT07, CT08, CT09. The device works below the skin’s surface and does not involve any cutting or pulling, reducing hair growth with minimal pain.
The device is only powered by the external power adapter and its IPL emission activation is by finger switch.
The Hand-held Hair Removal Device has an irreplaceable light exit and it can cover an area of $3.0\mathrm{cm}^2$ (Model BFZ-200A, FZ-201, FZ-202, CT05, CT06, CT07, CT08, CT09) that is suitable for multiple hair removal areas, such as upper lip, chin, underarms, legs, arms, bikini area, chest, back, abdomen.
Page 2/9
{10}
Shenzhen Chuangtong Yigou Technology Co., Ltd
510(k)s –510(k) Summary K251000
The device contains a skin sensor to detect appropriate skin contact, if the light exit is not in full contact with the skin, the device cannot emit the treatment light pulses. Besides, the Hand-held Hair Removal Device has the cooling function (suitable for model CT05, CT06, CT07, CT08, CT09), which can be activated throughout the whole hair removal process to cool down the treatment area’s temperature and provide the user with a better using experience.
## VI. Indications for Use
Hand-held Hair Removal Device is indicated for the removal of unwanted hair. The device is also indicated for the permanent reduction in hair regrowth, defined as the long-term, stable reduction in the number of hairs regrowing when measured at 6, 9 and 12 months after the completion of a treatment regime.
## VII. Materials
| Component name | Material of Component | Body Contact Category | Contact Duration |
| --- | --- | --- | --- |
| Hand-held Hair Removal Device | PC, ABS, POM | Surface-contacting device: Intact skin | Less than 24 hours |
## VIII. Comparison of Technological Characteristics With the Predicate Device
The Hand-held Hair Removal Device has the same intended use, mode of action and similar operational characteristics as the predicate device. Any minor differences between the subject device and the listed predicate device and reference devices do no raise any issues of safety or efficacy. Performance data supports that the device is safe and as effective as the predicate device and reference devices for its intended use. Therefore, the Hand-held Hair Removal Device may be found substantially equivalent to its predicate device and reference devices.
Hand-held Hair Removal Device is compared with the following Predicate Device and Reference Devices in terms of intended use, design, material, specifications, and performance:
Page 3/9
{11}
Shenzhen Chuangtong Yigou Technology Co., Ltd
510(k)s -510(k) Summary K251000
| Comparison Elements | Subject Device | Predicate Device | Reference device 1 | Reference device 2 | Remark |
| --- | --- | --- | --- | --- | --- |
| 510(k) Number | K251000 | K230739 | K173813 | K223618 | / |
| Trade name | Hand-held Hair Removal Device
Model: FZ-200A, FZ-201, FZ-202, CT05, CT06, CT07, CT08, CT09 | Hand-held IPL device (IPL Home Use Hair Removal Device)
Model: FZ-608, FZ-608G, FZ-100, FZ-200 | IPL Hair Removal Device Joy Version, CB-027 | IPL Hair Removal Device | / |
| Manufacturer | Shenzhen Chuangtong Yigou Technology Co., Ltd. | Shenzhen IONKA Medical Technology Co., Ltd. | Shen Zhen CosBeauty Co., Ltd | Shenzhen Ulike Smart Electronics Co.,Ltd. | / |
| Regulation number | 21 CFR 878.4810 | 21 CFR 878.4810 | 21 CFR 878.4810 | 21 CFR 878.4810 | Same |
| Product code | OHT | OHT | OHT | OHT | Same |
| Device classification | Class II | Class II | Class II | Class II | Same |
| Indication for use/ Intended use | Hand-held Hair Removal Device is indicated for the removal of unwanted hair. The device is also indicated for the permanent reduction in hair regrowth, defined as the long-term, stable reduction in the number of hairs regrowing when measured at 6, 9 and 12 months after the completion of a treatment regime. | IPL Home Use Hair Removal Device is indicated for the removal of unwanted hair. The device is also indicated for the permanent reduction in hair regrowth, defined as the long-term, stable reduction in the number of hairs regrowing when measured at 6, 9 and 12 months after the completion of a treatment regime. | The IPL Hair Removal Device Joy Version is indicated for the removal of unwanted hair. The device is also indicated for the permanent reduction in hair regrowth, defined as the long term, stable reduction in the number of hairs regrowing when measured at 6, 9 and 12 months after the completion of a treatment regime. The device is used for adults with Fitzpatrick skin types I - IV. | IPL Hair Removal Device is indicated for the removal of unwanted hair. The device is also indicated for the permanent reduction in hair regrowth, defined as the long term, stable reduction in the number of hairs regrowing when measured at 6, 9 and 12 months after the completion of a treatment regime. | Same |
| Prescription or OTC | OTC | OTC | OTC | OTC | Same |
| Applicable skin | Fitzpatrick skin types I-V | Fitzpatrick skin types I-V | Fitzpatrick skin types I-IV | Fitzpatrick skin types I-V | Same |
| Treatment area | upper lip, chin, underarms, 1 egs, arms, bikini area, chest, back, abdomen | Unknown | Large areas (legs, arms, back and abdomen), face (upper lip, chin and sideburns) | Large areas (e.g. arms, legs, chest) and small areas (e.g. lip) | Same |
Page 4/9
{12}
Shenzhen Chuangtong Yigou Technology Co., Ltd
510(k)s -510(k) Summary K251000
| Dimension | FZ-200A: 199*68*58(mm)
FZ-201: 179*64*39mm
FZ-202: 202*132*93mm
CT05, CT06: 179*640*39(mm)
CT07: 204*173*54(mm)
CT08: 192*140*54(mm)
CT09: 177*120*91(mm) | FZ-608, 98*147*60(mm)
FZ-100: 198*71*44(mm)
FZ-200: 216*68*52(mm) | 126*78*200mm | 58×34×179mm
(W x H x D) | Difference
Note 1 |
| --- | --- | --- | --- | --- | --- |
| Power supply | 100-240V, 50/60Hz, 0.8AMax | Unknown | 100-240 VAC, 50/60Hz | 100-240 VAC, 50/60Hz | Same |
| Sterilization | Not required | Not required | Not required | Not required | Same |
| Light source | Intense Pulsed Light | Intense Pulsed Light | Intense Pulsed Light | Intense Pulsed Light | Same |
| Energy medium | Xenon Arc lamp | Xenon Arc lamp | Xenon Arc Flash lamp | Xenon Arc Flash lamp | Same |
| Wavelength range | 590-1200nm | 510-1200nm | 510-1200nm | 560-1200nm | Similar
Note 2 |
| Energy density | 2-4.3 J/cm² | FZ-608, FZ-608G: 3.33 J/cm²
FZ-100: 5.43 J/cm²
FZ-200: 4.5 J/cm² | 1.8~5.1J/cm² | 3~6 J/cm² | Similar
Note 3 |
| Output energy | 6-13 J | FZ-608, FZ-608G:
Level 1: 4.16J
Level 2: 4.36J
Level 3: 5.1J
Level 4: 6.1J
Level 5: 6.96J
Level 6: 7.96J
Level 7: 8.63J
Level 8: 9.13J
Level 9: 10.0J | Body lamp cartridge:
11.77~22.21J, 510-1200nm
Facial lamp cartridge: 3.65-7.04J, 512-1197nm
Bikini lamp cartridge: 3.84-7.22J, 511-1200nm | 9.9~19.8J | Similar
Note 3 |
| Spot size | 3cm² | 3cm² | Body: 4.2cm²
Bikini and face: 2.0cm² | 3.3cm2 | Similar
Note 4 |
| Pulse duration | 2-6 ms | 0.5-0.8ms | 9.2~11.2ms | 1ms~7ms | Similar
Note 5 |
| Pulsing control | Finger switch | Finger switch | Finger switch | Finger switch | Same |
| Output intensity level | 9 levels | FZ-608, FZ-608G: 9 levels
FZ-100: 9 levels | 5 | 3 | Same |
Page 5/9
{13}
Shenzhen Chuangtong Yigou Technology Co., Ltd
510(k)s –510(k) Summary K251000
| | | FZ-200: 6 levels | | | |
| --- | --- | --- | --- | --- | --- |
| Software/ Firmware/ Microprocessor Control? | Yes | Yes | Yes | Yes | Same |
| Electrical safety | IEC 60601-1
IEC 60601-1-2
IEC 60601-1-11
IEC 60601-2-83 | IEC 60601-1
IEC 60601-1-2
IEC 60601-1-11
IEC 60601-2-83 | IEC 60601-1
IEC 60601-1-2
IEC 60601-2-57 | ANSI AAMI ES 60601-1
IEC 60601-1-2
IEC 60601-1-11
IEC 60601-2-83 | Same |
| Eye safety | IEC 62471 | Unknown | Unknown | IEC 62471 | Same |
| Biocompatibility | ISO 10993-5
ISO 10993-10 | ISO 10993-5
ISO 10993-10 | ISO 10993-5
ISO 10993-10 | ISO 10993-5
ISO 10993-10 | Same |
## IX. Performance Data
The following performance data were provided in support of the substantial equivalence determination.
### 1) Biocompatibility Evaluation
- The biocompatibility evaluation for the body-contacting components of the Hand-held Hair Removal Device was conducted in accordance with the "Use of International Standard ISO 10993-1, 'Biological Evaluation of Medical Devices –Part 1: Evaluation and Testing Within a Risk Management Process, Document Issued on September 4, 2020", as recognized by FDA.
### 2) Electrical Safety and EMC
Electrical safety and EMC testing was performed to, and passed, as per the following standards:
- IEC 60601-1-2, Edition 4.1 2020-09, Medical electrical equipment –Part 1-2: General requirements for basic safety and essential performance –Collateral standard: electromagnetic compatibility.
- IEC 60601-1, Edition 3.2 2020-08, Medical electrical equipment - Part 1: General requirements for basic safety and essential performance.
- IEC 60601-1-11, Edition 2.1 2020-07, Medical electrical equipment - Part 1-11: General requirements for basic safety and essential performance - Collateral Standard: Requirements for medical electrical equipment and medical electrical systems used in the home healthcare environment.
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{14}
Shenzhen Chuangtong Yigou Technology Co., Ltd
510(k)s –510(k) Summary K251000
- IEC 60601-2-83, 2019+AMD1:2022, Medical electrical equipment - Part 2-83: Particular requirements for the basic safety and essential performance of home light therapy equipment.
## 3) Eye Safety
- IEC 62471, First edition 2006-07, Photobiological safety of lamps and lamp systems
## 4) Software Verification and Validation
Software documentation consistent with *basic documentation level* of concern was submitted in this 510(k). System validation testing presented in this 510(k) demonstrated that all software requirement specifications are met and all software hazards have been mitigated to acceptable risk levels.
## 5) Usability
The product usability has been evaluated and verified according to the following FDA guidance
- Applying Human Factors and Usability Engineering to Medical Devices, issued on FEBRUARY 2016.
## X. Conclusions
Based on the above analysis and non-clinical tests performed, it can be concluded that the subject device Hand-held Hair Removal Device is as safe, as effective, and performs as well as the legally marketed predicate device.
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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.