Surgical Silver Post Operative Dressing

K180634 · Advanced Medical Solutions, Ltd. · FRO · Aug 7, 2018 · SU

Device Facts

Record IDK180634
Device NameSurgical Silver Post Operative Dressing
ApplicantAdvanced Medical Solutions, Ltd.
Product CodeFRO · SU
Decision DateAug 7, 2018
DecisionSESE
Submission TypeTraditional
Device ClassClass U
AttributesTherapeutic

Intended Use

Under the supervision of a healthcare professional Surgical Silver Post Operative Dressing may be used in the management of post operative surgical wounds healing by primary intent, and as an effective barrier to bacterial penetration.

Device Story

Surgical Silver Post Operative Dressing is a sterile, one-piece wound dressing; features central absorbent non-woven pad containing ionic silver; pad secured between two hydrocolloid layers. Outer layer incorporates breathable waterproof film; inner layer provides windowed self-adhesive skin contact. Dressing absorbs wound fluid to form gel, maintaining moist environment; gelling properties allow intact removal without damaging closure systems like sutures. Used in clinical settings under healthcare professional supervision. Provides barrier to bacterial penetration; silver component prevents bacterial colonization/proliferation within dressing for up to 7 days. Benefits include moist healing environment, reduced trauma during removal, and protection against bacterial contamination.

Clinical Evidence

No human clinical data. Evidence includes in-vitro performance testing (fluid handling, absorbency, peel adhesion, bacterial barrier) and a non-clinical GLP porcine model study. In-vitro testing demonstrated ≥4 log reduction against MRSA, MRSE, VRE, E. coli, K. pneumonia, P. aeruginosa, and C. albicans. Porcine study evaluated local tissue effects and wound healing, showing no biologically relevant differences compared to predicate or negative control.

Technological Characteristics

One-piece dressing; central silver-containing absorbent pad; two hydrocolloid layers; breathable waterproof film. Sterilized via gamma irradiation. Sizes range 14-49 in². Biocompatibility tested per ISO 10993-1 (cytotoxicity, irritation, sensitization, systemic toxicity, pyrogenicity, implantation).

Indications for Use

Indicated for management of post-operative surgical wounds healing by primary intent in patients under the supervision of a healthcare professional.

Predicate Devices

Related Devices

Submission Summary (Full Text)

{0}------------------------------------------------ Image /page/0/Picture/0 description: The image contains the logos of the U.S. Department of Health and Human Services and the U.S. Food and Drug Administration (FDA). The Department of Health and Human Services logo is on the left, and the FDA logo is on the right. The FDA logo includes the letters "FDA" in a blue square, followed by the words "U.S. FOOD & DRUG" in blue, and the word "ADMINISTRATION" in a smaller font below. The logos are placed side-by-side. August 7, 2018 Advanced Medical Solutions Ltd. Rose Guang QA/RA Director Premier Park, 33 Road One, Winsford Industrial Estate Winsford, CW7 3RT Gb Re: K180634 Trade/Device Name: Surgical Silver Post Operative Dressing Regulatory Class: Unclassified Product Code: FRO Dated: June 25, 2018 Received: July 2, 2018 Dear Rose Guang: 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. 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 located 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. 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 803) for devices or postmarketing safety reporting (21 CFR 4, Subpart B) for combination products (see https://www.fda.gov/CombinationProducts/GuidanceRegulatoryInformation/ucm597488.htm); good {1}------------------------------------------------ manufacturing practice requirements as set forth in the quality systems (OS) regulation (21 CFR Part 820) for devices or current good manufacturing practices (21 CFR 4, Subpart A) for combination products; and, if applicable, the electronic product radiation control provisions (Sections 531-542 of the Act); 21 CFR 1000-1050. 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 comprehensive regulatory information about medical devices and radiation-emitting products, including information about labeling regulations, please see Device Advice (https://www.fda.gov/MedicalDevices/DeviceRegulationandGuidance/) and CDRH Learn (http://www.fda.gov/Training/CDRHLearn). 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 (http://www.fda.gov/DICE) for more information or contact DICE by email (DICE@fda.hhs.gov) or phone (1-800-638-2041 or 301-796-7100). Sincerely, # David Krause -S for Binita S. Ashar, M.D., M.B.A., F.A.C.S. Director Division of Surgical Devices Office of Device Evaluation Center for Devices and Radiological Health Enclosure {2}------------------------------------------------ ### Indications for Use 510(k) Number (if known) K180634 Device Name Surgical Silver Post Operative Dressing Indications for Use (Describe) Under the supervision of a healthcare professional Surgical Silver Post Operative Dressing may be used in the management of post operative surgical wounds healing by primary intent, and as an effective barrier to bacterial penetration. | Type of Use (Select one or both, as applicable) | | |-------------------------------------------------|--| |-------------------------------------------------|--| X 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." {3}------------------------------------------------ ## K180634 Image /page/3/Picture/1 description: The image contains the logo for Advanced Medical Solutions Ltd. The logo features a stylized blue letter "A" with a swoosh extending from the right side. Below the logo, the text "Advanced Medical Solutions Ltd" is written in a blue sans-serif font. Advanced Medical Solutions Limited Premier Park, 33 Road One Winsford Industrial Estate Cheshire. CW7 3RT. UK #### 510(k) Summary Statement | Submitted by: | Advanced Medical Solutions Ltd<br>Premier Park<br>33 Road One<br>Winsford Industrial Estate<br>Winsford<br>Cheshire<br>CW7 3RT<br>Tel: +44 1606 863500<br>Fax: +44 1606 863600 | |----------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | Contact Person: | Rose Guang | | Date of Summary: | 07 August 2018 | | Trade Name: | Surgical Silver Post Operative Dressing | | Common Name: | Surgical Cover Dressing | | Classification Name: | Dressing, Wound, Drug | | Classification: | Unclassified (Pre-amendment) | | Classification Code: | Product code: FRO | | Predicate Device(s): | AQUACEL® Ag Surgical dressings (K091034) | Image /page/3/Picture/5 description: The image shows two certification logos. The first logo on the left is the BSI (British Standards Institution) logo, which features the letters "bsi" above a heart shape, all enclosed within a circle. The second logo on the right is the UKAS (United Kingdom Accreditation Service) Management Systems logo, which includes a crown above a checkmark, with the text "UKAS MANAGEMENT SYSTEMS" below it, and the number "003" at the bottom. The text "Certificate No. MD78010" is printed below the logos. {4}------------------------------------------------ Image /page/4/Picture/0 description: The image shows the logo for Advanced Medical Solutions Ltd. The logo features a stylized blue "A" with a swoosh above the text. The text "Advanced Medical Solutions Ltd" is written in a blue sans-serif font and is located below the "A" symbol. | Device Description: | The subject device, Surgical Silver Post Operative dressing, is a sterile dressing comprising of an absorbent non woven pad containing an ionic silver. This centered silver pad is secured between two layers of hydrocolloid; the outer hydrocolloid layer incorporates a breathable waterproof film. The inner layer of hydrocolloid forms a windowed self adhesive skin contact layer, which adheres to healthy skin, minimizes trauma on removal and assists in minimizing leakage. As wound fluid is absorbed the dressing forms a gel, this helps maintain a moist environment. A moist wound environment has been shown to be conducive for wound healing. The non-woven pad gelling properties allow intact removal without damage to the closure system e.g. sutures. | |--------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | | Based on <i>in vitro</i> performance data, the Surgical Silver Post Operative dressing provides a barrier to bacterial penetration through the dressing and the silver component prevents colonization and proliferation of bacteria within the dressing for up to 7 days. | | | Surgical Silver Post Operative dressings, when tested <i>in-vitro</i> have been demonstrated to be efficacious, achieving ≥4 log reduction within the dressing including multiple re-inoculations against three gram positive (MRSA, MRSE, VRE) bacteria, three gram negative bacteria ( <i>Escherichia coli, Klebsiella pneumonia, Pseudomona areuginosa</i> ) and yeast ( <i>Candida albicans</i> ) challenge organisms. | | | The dressings are supplied sterile (gamma irradiation) in a range of sizes between 14 in <sup>2</sup> to 49 in <sup>2</sup> . | | Indication for Use: | Under the supervision of a healthcare professional Surgical Silver Post Operative Dressing may be used in the management of post operative surgical wounds healing by primary intent, and as an effective barrier to bacterial penetration. | | Substantial Equivalence: | Surgical Silver Post Operative Dressing has substantially equivalent intended use, design, materials, labeling, and performance characteristics to the predicate device AQUACEL® Ag Surgical dressings (K091034). | Image /page/4/Picture/3 description: The image contains two logos. The logo on the left is the BSI (British Standards Institution) logo, which consists of the letters "bsi" above an inverted triangle, all enclosed in a circle. The logo on the right is the UKAS (United Kingdom Accreditation Service) Management Systems logo, which features a crown above the text "UKAS MANAGEMENT SYSTEMS" and the number "003" below. The text "Certificate No. MD78010" is located below the logos. {5}------------------------------------------------ Image /page/5/Picture/0 description: The image shows the logo for Advanced Medical Solutions Ltd. The logo features a blue stylized "A" with a swoosh above the text. The text "Advanced Medical Solutions Ltd" is written in a blue sans-serif font and is located below the "A" symbol. | Technological characteristics: | Surgical Silver Post Operative Dressing is a one piece dressing design incorporating a central silver-containing absorbent pad which is efficacious within the dressing against three gram positive and 3 gram negative bacteria, and a yeast. Two skin friendly layers of hydrocolloid secure the central silver pad in place and provide a bacterial barrier. The inner of the two hydrocolloid layers provides adhesion to the peri- wound area, securing the dressing in place. | |--------------------------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | Performance Testing Summary: | Performance data submitted in support of this 510(k) included in-vitro and animal testing. | | | Performance testing included total fluid handling, absorbency over 7 days, peel adhesion, and water and bacterial barrier. | | | Surgical Silver Post Operative dressings, when tested in-vitro have been demonstrated to be efficacious, achieving ≥4 log reduction within the dressing including multiple re-inoculations against the following 3 gram negative bacteria, 3 gram positive bacteria and a yeast organisms:<br>Methicillin-Resistant S. aureus (MRSA)<br>Methicillin Resistant S. epidermidis (MRSE)<br>Vancomycin-Resistant E. faecalis (VRE)<br>Pseudomonas areuginosa<br>Escherichia coli<br>Klebsiella pneumonia<br>Candida albicans | | | The results of performance testing demonstrate that Surgical Silver Post Operative Dressings are substantially equivalent to the predicate, AQUACEL® Ag Surgical dressings (K091034). | | | A non-clinical GLP study was performed to evaluate the local tissue effects of Surgical Silver Post Operative Dressing on wound healing following repeated application to incisional full thickness dermal wounds in a porcine model. Tissues were evaluated by macroscopic and histopathological observations until robust tissue response and complete re-epithelisation occurred; this study demonstrated that there were no biologically relevant differences amongst the test subjects (Surgical Silver Post Operative Dressing, AQUACEL® Ag Surgical dressing and a Negative Control) in terms of wound healing | Image /page/5/Picture/3 description: The image contains two logos and a certificate number. The first logo is a circle with the letters "bsi." above a heart shape. The second logo is a square with a crown above the text "UKAS MANAGEMENT SYSTEMS" and the number "003" below. The certificate number is "MD78010". {6}------------------------------------------------ Image /page/6/Picture/0 description: The image contains the logo for Advanced Medical Solutions Ltd. The logo features a stylized blue "A" inside of a circle. The text "Advanced Medical Solutions Ltd" is written in blue below the logo. performance characteristics and local tolerance after wound creation. Biological evaluation, conducted in accordance with "Use of International Standard ISO 10993-1, Biological Evaluation of Medical Devices Part 1: Evaluation and Testing within a Risk Management process" demonstrates that Surgical Silver Post Operative Dressings meet the requirements of BS EN ISO 10993-1 (Biological Evaluation of Medical Devices) and is safe. The following end points were assessed: Cytotoxicity, Irritation, Sensitization, Acute systemic toxicity, Material Mediated Pyrogenicity, Implantation, and Sub-acute/sub-chronic toxicity. Conclusion: Based on the information provided within this 510(k) submission, Advanced Medical Solutions Ltd. concludes that the proposed Surgical Silver Post Operative Dressing is substantially equivalent to the predicate device listed and does not raise different questions of safety or effectiveness compared to the predicate. Image /page/6/Picture/6 description: The image contains two certification logos. The first logo on the left is the BSI (British Standards Institution) logo, which features the letters 'bsi' above a heart shape. The second logo on the right is the UKAS (United Kingdom Accreditation Service) Management Systems logo, which includes a crown above a checkmark and the number '003' below. The text 'Certificate No. MD78010' is located at the bottom of the image.
Innolitics
510(k) Summary
Decision Summary
Classification Order
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