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510(k) Data Aggregation

    K Number
    K202758
    Date Cleared
    2020-11-16

    (56 days)

    Product Code
    Regulation Number
    878.4810
    Reference & Predicate Devices
    Why did this record match?
    Reference Devices :

    K122922, K113588

    AI/MLSaMDIVD (In Vitro Diagnostic)TherapeuticDiagnosticis PCCP AuthorizedThirdpartyExpeditedreview
    Intended Use

    The Nd: YAG Laser Therapy Systems is intended for use in tattoo removal, treatment of benign vascular lesions, treatment of benign pigmented lesion, ablation, vaporization of soft tissue for general dermatology as follows: 532nm wavelength: * Removal of light ink (red. sky blue, green, purple, and orange) tattoo * Treatment of benign vascular lesions including, but not limited to: telangiectasias, * Treatment of benign epidermal pigmented lesions including, but not limited to: cafe-au-lait, solar lentiginos, senile lentiginos, Becher's, nevi Freckles, Nevus spilus, Seborrheic Keratoses ( Treatment of Post Inflammatory Hyper-Pigmentation 1064nm wavelength: * Removal dark ink (black, blue and brown) tattoo * Removal of benign dermal pigmented lesions including, but not limited to: Nevus of OTA, Common Nevi, and Melasma. * Removal or lightening of unwanted hair with or without adjuvant preparation * Skin resurfacing procedures for the treatment of acne scars and wrinkles

    Device Description

    The Nd: YAG Laser Therapy Systems is intended for use in tattoo removal, treatment of benign vascular lesions, treatment of benign pigmented lesions, incision, excision, ablation, vaporization of soft tissue for general dermatology.

    The Nd: YAG Laser Therapy Systems includes five modules described as following: Control Panel, Main Control Module, Auxiliary Control Module, Laser, laser RF power supply and DC power supply module, Light arm module.

    AI/ML Overview

    The provided text is a 510(k) summary for the "Nd: YAG Laser Therapy Systems Model: HM-YL900." This document primarily focuses on demonstrating substantial equivalence to predicate devices rather than proving a device meets specific acceptance criteria through a dedicated study with outcome measures.

    The document discusses non-clinical testing performed to verify compliance with various safety and performance standards for medical electrical equipment and laser products. However, it explicitly states:

    "No clinical study is performed to support substantial equivalence."

    Therefore, I cannot provide detailed information about acceptance criteria and a study that proves the device meets them in the way typically associated with a clinical trial or performance study. The information below is derived from the non-clinical testing and the comparison tables within the document, rather than a standalone clinical study to establish performance metrics.

    Here's an attempt to answer your request based on the available information:


    1. Table of Acceptance Criteria and Reported Device Performance

    Since no clinical study with explicit performance acceptance criteria and results is mentioned, the "acceptance criteria" here refer to compliance with recognized standards and similarity to predicate devices' specifications during non-clinical testing. The "reported device performance" refers to the device's technical specifications and its demonstrated compliance with safety and electrical standards.

    Note: This table reflects technical specifications and compliance with safety standards, not therapeutic efficacy metrics which would typically be derived from a clinical performance study.

    Acceptance Criteria (from recognized standards & predicate comparison)Reported Device Performance (from non-clinical testing & specifications)
    Electrical Safety (IEC 60601-1, IEC 60601-2-22): Device meets basic safety and essential performance requirements.Complies with IEC 60601-1:2005/A1:2012, IEC 60601-2-22:2012.
    Electromagnetic Compatibility (IEC 60601-1-2): Device meets EMC requirements.Complies with IEC 60601-1-2:2014.
    Laser Safety (IEC 60601-2-22, IEC 60825-1): Device meets laser safety requirements and is classified appropriately.Complies with IEC 60601-2-22:2012, IEC 60825-1:2014. Classified as Class 4 Laser.
    Software Validation & Verification: Software is validated and verified to prevent serious patient/operator injury.Software verification and validation testing conducted; documentation provided as per FDA guidance. Software classified as "major" level of concern.
    Wavelength: Operates at 1064 nm and 532 nm.Operates at 1064 nm and 532 nm.
    Aiming Beam Wavelength: Operates at 650 nm.Operates at 650 nm.
    Output Energy: Specified output energy levels for 1064nm and 532nm.1000mJ for 1064nm; 500mJ for 532nm.
    Fluence: Specified fluence range for 1064nm and 532nm.1.27 - 31.8 J/cm² for 1064nm; 0.6 - 15.9 J/cm² for 532nm.
    Spot Size: Specified spot size range.2-10mm.
    Pulse Width: Specified pulse width range.4ns-6ns.
    Frequency: Specified maximum frequency.10 Hz Max.
    Intended Use: For tattoo removal, treatment of benign vascular/pigmented lesions, incision, excision, ablation, vaporization of soft tissue for general dermatology as specified.Matches the Indications for Use of the predicate devices, demonstrating substantial equivalence in intended use.

    2. Sample size used for the test set and the data provenance

    • Sample Size for Test Set: Not applicable. No clinical test set or human data was used for performance evaluation. The "test set" implies non-clinical tests on the device hardware and software.
    • Data Provenance: Not applicable for a clinical test set. The data presented is from internal non-clinical testing performed by the manufacturer to demonstrate compliance with standards and equivalence to predicate devices, as well as publicly available information on the predicate devices. The country of origin for the device manufacturer is China.

    3. Number of experts used to establish the ground truth for the test set and the qualifications of those experts

    Not applicable. There was no clinical test set requiring expert-established ground truth for evaluation of clinical outcomes. The "ground truth" here is compliance with engineering and safety standards, established through testing against those standards.


    4. Adjudication method for the test set

    Not applicable. No clinical test set requiring adjudication was used.


    5. If a multi reader multi case (MRMC) comparative effectiveness study was done, If so, what was the effect size of how much human readers improve with AI vs without AI assistance

    Not applicable. The device is a laser therapy system, not an AI-assisted diagnostic tool. No MRMC study was performed, and no AI component is described.


    6. If a standalone (i.e. algorithm only without human-in-the loop performance) was done

    Yes, in a non-clinical context. The "standalone" performance here refers to the device's technical specifications and its ability to meet safety and electrical standards independently, as verified through non-clinical testing. This is purely device-centric performance, not a clinical "algorithm only" performance.


    7. The type of ground truth used

    For the technical and safety performance, the "ground truth" was compliance with established international consensus standards (e.g., IEC 60601-1, IEC 60825-1) and the technical specifications of legally marketed predicate devices.


    8. The sample size for the training set

    Not applicable. This document describes a physical medical device, not a machine learning model. Therefore, there is no "training set" in the context of AI.


    9. How the ground truth for the training set was established

    Not applicable. As there is no training set for an AI model, there is no ground truth establishment process for it.

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    K Number
    K161670
    Date Cleared
    2016-11-02

    (139 days)

    Product Code
    Regulation Number
    878.4810
    Reference & Predicate Devices
    Why did this record match?
    Reference Devices :

    K113588

    AI/MLSaMDIVD (In Vitro Diagnostic)TherapeuticDiagnosticis PCCP AuthorizedThirdpartyExpeditedreview
    Intended Use

    The LUCID O-PTP Nd : YAG Laser System is indicated for the incision, excision, ablation, vaporization of soft tissues for general dermatologic and general surgical procedures for coagulation and hemostasis.

    532nm Wavelength (nominal delivered energy of 585 nm with optional dye hand pieces): Tattoo removal light ink (red, tan, purple, orange, sky blue, green), Removal of Epidermal Pigmented Lesions, Minor Vascular Lesions, Talangiectasias Treatment of Lentigines, Cafe-Au-Lait, Sebrorrheic Keratoses, Post Inflammatory Hyper-Pigmentation, Treatment of Becker's Nevi, Freckles and Nevi Spilus

    1064nm Wavelength:

    Tattoo removal: dark ink ( black, blue, brown) Removal of Nevus of Ota Removal or lightening of unwanted hair with or without adjuvant preparation Treatment of Common Nevi, Melasma, Skin resurfacing procedures for the treatment of acne scars, wrinkle

    Device Description

    The LUCID O-PTP O-Switched Nd: Y AG laser system produces a two pulsed beam, 1064 nm Infrared and 532nm long pulse laser, and optional 2 dye Handpieces are available that convert the 532nm wave length to 585nm and 650nm, using different Handpiece able to control various treatment fluence.

    this device is non-contacted mode and consists of main function,

    laser tube ; placed in the mixed crystals of copper pipe to the heater and produces a laser beam,

    Resonator : amplifies the beam, through the Xe-gas contained lamp : Xe-gas contains high pressure lamp to increase specific laser beam lamp

    This converted light energy creates the ND:YAG crystal and exhaust from the crystal is amplified into a specific wave length. Laser energy produced is delivered to the Tissue by means of an articulated arm and a specially designed multi spot Hand Piece.

    The Physician can optimize the effect for different applications by controlling the energy of the laser pulse and the spot size of the treatment beam, and is able to activate laser emission using Foot Switch. Laser parameters and other system features are controlled from a display panel located on the front of the power supply unit.

    This system also consist of

    Optic main Bench assembly, Articulated Arm Hand pieces, LCD control panel, Cooling system, Foot Pedal Switch

    AI/ML Overview

    The provided text is a 510(k) summary for the LUCID Q-PTP / HWA 55 laser system. It explicitly states in section 6, "Performance test," that "Clinical and Non-Clinical performance test data was not provided in this submission."

    Therefore, I cannot fulfill the request to describe the acceptance criteria and the study that proves the device meets the acceptance criteria, as no such data is present in the provided document.

    The document focuses on demonstrating substantial equivalence to a predicate device (K113588, Spectra Nd:YAG by Lutronic Corp) based on similar design, construction, energy rates, pulse duration, optional dye handpiece, cooling system, and intended use, as well as adherence to various safety standards (IEC60601-1, IEC60601-1-2, IEC60601-2-22, IEC60825-1).

    Without a performance study, it's impossible to provide the requested information such as acceptance criteria, reported performance, sample sizes, ground truth establishment, or multi-reader multi-case study results.

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