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510(k) Data Aggregation
(31 days)
3M Comply Hydrogen Peroxide Indicator Tape 1228
Use the 3M™ Comply™ Hydrogen Peroxide Indicator Tape 1228 to secure packs and as an external pack process indicator to differentiate unprocessed items from items processed in the following sterilizers:
STERRAD 100® Sterilization System
STERRAD 100S® Sterilization System
STERRAD NX® Sterilization System (Standard and Advanced cycles)
STERRAD 100NX® Sterilization System (Standard, Flex, Express and Duo cycles)
STERRAD NX® with ALLClear® Technology Sterilization System (Standard and Advanced cycles)
STERRAD 100NX® with ALLClear® Technology Sterilization System (Standard, Flex, Express and Duo cycles)
V-PRO® 1 Low Temperature Sterilization System (Lumen cycle)
V-PRO® 1 Plus Low Temperature Sterilization System (Lumen and Non Lumen cycles)
V-PRO® maX Low Temperature Sterilization System (Lumen, and Flexible cycles)
V-PRO® 60 Low Temperature Sterilization System (Lumen and Flexible cycles)
V-PRO® maX 2 Low Temperature Sterilization System (Lumen, Flexible, and Fast Non Lumen cycles)
V-PRO® s2 Low Temperature Sterilization System (Lumen, Flexible, and Fast cycles)
The tape is suitable for use on non-woven disposable wraps and peel pouches. The chemical indicator stripes turn from blue toward pink after exposure to vaporized hydrogen peroxide.
The 3MTM ComplyTM Hydrogen Peroxide Indicator Tape 1228 consists of a noncellulosic plastic backing material with a pressure-sensitive adhesive on one side and chemical indicator stripes on the other side. The chemical indicator stripes turn from blue toward pink after exposure to vaporized hydrogen peroxide.
This document describes the 3M™ Comply™ Hydrogen Peroxide Indicator Tape 1228, a chemical indicator for sterilization processes. The acceptance criteria and the study proving the device meets these criteria are detailed, primarily for its use with the V-PRO® s2 Low Temperature Sterilization System.
Here's an analysis of the provided information:
1. Table of Acceptance Criteria and Reported Device Performance:
Test | Purpose | Acceptance Criteria | Result |
---|---|---|---|
Color Change in Health Care Facility Cycle | To demonstrate the color change of the device when used in the V-PRO® s2 Low Temperature Sterilization System | Color change from blue toward pink | Pass |
Minimum Exposure Parameters | To determine the minimum time required for the color change of the device when used in the V-PRO® s2 Low Temperature Sterilization System | Determination of the minimum time for color to change from blue toward pink | Pass |
End Point Color Stability | To demonstrate the post-sterilization color stability of the device after use in the V-PRO® s2 Low Temperature Sterilization System | No significant color change after exposure to fluorescent light for a minimum of twelve (12) months. | Pass |
2. Sample size used for the test set and the data provenance:
The document does not explicitly state the specific sample sizes used for each test (Color Change, Minimum Exposure Parameters, End Point Color Stability) within the test set. It mentions "nonclinical testing was performed," but quantitative details on the number of tapes tested or the number of cycles run are not provided.
The data provenance is from non-clinical testing conducted specifically for this submission, focusing on the newly claimed sterilizer and cycles (V-PRO® s2 Low Temperature Sterilization System). The document does not specify the country of origin, but given it's an FDA submission for a US-based company (3M Company, St. Paul, Minnesota), the testing was likely conducted in the US. The testing appears to be prospective as it was done to demonstrate performance for new claims.
3. Number of experts used to establish the ground truth for the test set and the qualifications of those experts:
This information is not provided in the document. For a chemical indicator like this, the "ground truth" is typically the physical-chemical reaction (color change) itself under specified conditions, rather than expert interpretation of complex clinical imagery. The "Pass" results suggest that the required color change was observed consistently.
4. Adjudication method (e.g., 2+1, 3+1, none) for the test set:
The document does not mention any adjudication method. For the type of device (chemical indicator with a clear visual color change), a formal adjudication process involving multiple human observers is typically not necessary if the color change is unambiguous and measurable by standardized methods. The "Pass" results imply a straightforward assessment against the defined visual criteria.
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. This device is a chemical indicator, not an AI-assisted diagnostic tool. Therefore, an MRMC study or an assessment of human reader improvement with AI assistance is not relevant to its functionality.
6. If a standalone (i.e. algorithm only without human-in-the loop performance) was done:
Not applicable. This device is a physical chemical indicator, not a software algorithm. Its performance is directly observed through a color change, which is a "human-in-the-loop" observation in that a human visually checks the tape. There is no automated algorithmic assessment.
7. The type of ground truth used:
The ground truth for this device is the physical-chemical reaction of the indicator within the specified sterilization environments. Specifically, it's the expected color change from blue toward pink upon exposure to vaporized hydrogen peroxide under effective sterilization conditions, and the stability of that color change over time.
8. The sample size for the training set:
Not applicable. This device is a pre-manufactured chemical indicator, not a machine learning model that requires a training set.
9. How the ground truth for the training set was established:
Not applicable. As explained above, there is no training set for this device.
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(32 days)
3M Comply Hydrogen Peroxide Indicator Tape 1228
Use the 3M™ Comply™ Hydrogen Peroxide Indicator Tape 1228 to secure packs and as an external pack process indicator to differentiate unprocessed items from items processed in the STERRAD® 100, STERRAD® 100S, STERRAD® NX (Standard and Advanced cycles), STERRAD® 100NX (Standard, Flex, Express and Duo cycles), STERRAD® NX with ALLClear™ Technology (Standard and Advanced cycles), STERRAD® 100NX with ALLClear™ Technology (Standard, Flex, Express and Duo cycles), AMSCO® V-PRO® 1 (Lumen cycle), AMSCO® V-PRO® 1 Plus (Lumen and Non Lumen cycles), AMSCO® V-PRO® maX, Low Temperature Sterilization System (Lumen, and Flexible cycles), AMSCO® V-PRO® 60 Low Temperature Sterilization System (Lumen, Non Lumen and Flexible cycles), and AMSCO® V-PRO™ maX 2 Low Temperature Sterilization System (Lumen and Flexible, and Fast Non Lumen cycles) sterilizers. The tape is suitable for use on non-woven disposable wraps and peel pouches. The chemical indicator stripes turn from blue toward pink after exposure to vaporized hydrogen peroxide.
The 3M™ Comply™ Hydrogen Peroxide Indicator Tape 1228 consists of a noncellulosic plastic backing material with a pressure-sensitive adhesive on one side and chemical indicator stripes on the other side. The chemical indicator stripes turn from blue toward pink after exposure to vaporized hydrogen peroxide.
The device is the 3M™ Comply™ Hydrogen Peroxide Indicator Tape 1228, a chemical indicator used to determine if items have been processed in specific hydrogen peroxide sterilization systems.
Here's a breakdown of the requested information:
1. A table of acceptance criteria and the reported device performance
Test | Purpose | Acceptance Criteria | Reported Device Performance |
---|---|---|---|
Color Change in Health Care Facility Cycle | To demonstrate the color change of the device when used in the AMSCO® V-PRO™ maX 2 Low Temperature Sterilization System | Color change from blue toward pink | Pass |
Minimum Exposure Parameters | To determine the minimum time required for the color change of the device when used in the AMSCO® V-PRO™ maX 2 Low Temperature Sterilization System | Determination of the minimum time for color to change from blue toward pink | Pass |
End Point Color Stability | To demonstrate the post-sterilization color stability of the device after use in the AMSCO® V-PRO™ maX 2 Low Temperature Sterilization System | No significant color change after exposure to fluorescent light for a minimum of twelve (12) months. | Pass |
2. Sample size used for the test set and the data provenance (e.g. country of origin of the data, retrospective or prospective)
The document does not explicitly state the specific sample sizes for each test in Table 6.1. It describes the "Purpose" as demonstrating performance in specific sterilizers and cycles. The provenance of the data is not specified (e.g., country of origin, retrospective or prospective).
3. Number of experts used to establish the ground truth for the test set and the qualifications of those experts (e.g. radiologist with 10 years of experience)
This product is a chemical indicator, not an AI/medical imaging device. Therefore, the concept of "experts" establishing ground truth in the context of human interpretation of data (like radiologists for imaging) is not directly applicable. The "ground truth" for chemical indicators is determined by their physical and chemical response to specific sterilization conditions. The testing would be performed by qualified laboratory personnel following established protocols.
4. Adjudication method (e.g. 2+1, 3+1, none) for the test set
Not applicable for a chemical indicator. Adjudication methods are typically relevant for subjective interpretations, often in medical image analysis. The performance of a chemical indicator is based on observable color changes under controlled conditions.
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. This is not an AI-assisted device or an imaging product that would involve human readers.
6. If a standalone (i.e. algorithm only without human-in-the loop performance) was done
Not applicable. This is a physical chemical indicator, not an algorithm.
7. The type of ground truth used (expert consensus, pathology, outcomes data, etc)
The ground truth for chemical indicators is the physical/chemical response of the indicator to controlled sterilization parameters (e.g., exposure to a specified concentration of hydrogen peroxide for a given time and temperature, resulting in a color change). The sterilization process itself, as defined by the sterilizer's validated cycles, serves as the "gold standard" or ground truth for whether sterilization conditions were met. The indicator is designed to react to these conditions.
8. The sample size for the training set
Not applicable. This product is a physical chemical indicator and does not involve AI or machine learning models that require a training set.
9. How the ground truth for the training set was established
Not applicable, as no training set is used for this type of device.
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(88 days)
3M Comply Hydrogen Peroxide Indicator Tape
Use the 3M™ Comply™ Hydrogen Peroxide Indicator Tape 1228 to secure packs and as an external pack process indicator to differentiate unprocessed items from items processed in the STERRAD® 100S, STERRAD® NX (Standard and Advanced cycles), STERRAD® 100NX (Standard, Flex, Express and Duo cycles), STERRAD® NX with ALLClear™ Technology (Standard and Advanced cycles), STERRAD® 100NX with ALLClear™ Technology (Standard, Flex, Express and Duo cycles), AMSCO® V-PRO® 1 (Lumen cycle), AMSCO® V-PRO® 1 Plus (Lumen and Non Lumen cycles), AMSCO® V-PRO® maX Low Temperature Sterilization System (Lumen, and Flexible cycles), and AMSCO® V-PRO® 60 Low Temperature Sterilization System (Lumen and Flexible cycles) sterilizers. The tape is suitable for use on non-woven disposable wraps and peel pouches. The chemical indicator stripes turn from blue toward pink after exposure to vaporized hydrogen peroxide.
The 3MTM Comply™ Hydrogen Peroxide Indicator Tape 1228 consists of a noncellulosic plastic backing material with a pressure-sensitive adhesive on one side and chemical indicator stripes on the other side. The chemical indicator stripes turn from blue toward pink after exposure to vaporized hydrogen peroxide.
The provided text describes the 3M™ Comply™ Hydrogen Peroxide Indicator Tape 1228 and its clearance by the FDA. However, it does not contain the detailed acceptance criteria or a comprehensive study that proves the device meets those criteria in the format requested.
The document states that the device is "the same design as the previously cleared device... (K170563). As no change has been made to the device materials, performance specifications, or fundamental technology, the biocompatibility and nonclinical testing provided in K170563 was referenced in this submission to support performance of the device in the claimed sterilizers." This implies that the current submission (K183209) is primarily for expanding the indications for use to additional sterilizers and cycles, leveraging prior testing.
Here's an attempt to extract and infer the requested information based on the provided text:
1. Table of Acceptance Criteria and Reported Device Performance
The acceptance criteria are not explicitly quantifiable metrics with specific thresholds in the provided text. Instead, the performance is described as "Pass" for the conducted non-clinical tests. The core acceptance criterion for a chemical indicator (CI) is its ability to accurately change color after exposure to the sterilizing agent (hydrogen peroxide) and to differentiate between processed and unprocessed items.
Acceptance Criteria (Inferred from regulatory guidance and description) | Reported Device Performance (from Table 6.1) |
---|---|
Color Change in Health Care Facility Cycle: The chemical indicator stripes must reliably change color from blue to pink (or "toward pink") after exposure to vaporized hydrogen peroxide in the specified sterilizers and cycles. | Pass |
Minimum Exposure Parameters to Affect the Change of the Indicator in Health Care Facility Cycle: The indicator must change color at or beyond the minimum exposure parameters required for sterilization in the specified sterilizers and cycles, demonstrating it is sensitive enough to the sterilant. | Pass |
End Point Color Stability: The final color of the indicator after exposure must be stable and clearly distinguishable. | Pass |
Biocompatibility: The device should not pose an unacceptable health risk due to its material composition. | "The exposure to health care professional is minimal and well below any identified toxic thresholds for the compounds." (Identical to predicate) |
Stability of the endpoint reaction: The color change should remain stable over a specified period. | Twelve (12) months (Identical to predicate) |
Shelf life: The device should maintain its performance over its specified shelf life. | Eighteen (18) months (Identical to predicate) |
2. Sample Sizes Used for the Test Set and Data Provenance
The document does not explicitly state the sample sizes (number of indicators or sterilization runs) used for the non-clinical testing detailed in Table 6.1. It also does not specify the country of origin of the data or whether the study was retrospective or prospective. It only states that the testing was "in accordance with the FDA Guidance for Industry and Staff: Premarket Notification [510(k)] Submissions for Chemical Indicators, issued December 19, 2003."
3. Number of Experts Used to Establish the Ground Truth for the Test Set and Qualifications of those Experts
The document does not mention the use of human experts to establish ground truth for the test set. For chemical indicators, the ground truth is typically based on objective chemical and physical measurements of whether the indicator has been exposed to the sterilant and changed color as expected, often compared against a biological indicator or other established sterilization validation methods.
4. Adjudication Method for the Test Set
Not applicable, as human expert adjudication is not mentioned for establishing the ground truth of chemical indicator performance in this context.
5. Multi Reader Multi Case (MRMC) Comparative Effectiveness Study
No MRMC comparative effectiveness study is mentioned for this device. This type of study is more common for diagnostic imaging devices where human interpretation is a critical component.
6. Standalone (Algorithm Only) Performance Study
Not applicable. This device is a passive chemical indicator, not an algorithm. Its performance is inherent in its physical and chemical properties.
7. Type of Ground Truth Used
The ground truth for the performance of this chemical indicator is implicitly based on:
- Exposure to validated sterilization cycles: The indicators are exposed to specific, defined cycles in validated sterilizers (such as STERRAD® and AMSCO® V-PRO® systems).
- Expected color change: The ground truth is that a correctly functioning indicator will change color from blue to pink upon adequate exposure to vaporized hydrogen peroxide.
- Comparison to expected outcome: The "Pass" results indicate that the observed color change matched the expected color change for properly exposed indicators.
8. Sample Size for the Training Set
No training set is mentioned or applicable. This is a physical/chemical device, not a machine learning model.
9. How the Ground Truth for the Training Set Was Established
Not applicable, as there is no training set for this type of device.
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(150 days)
3M Comply Hydrogen Peroxide Indicator Tape
Use the 3M™ Comply™ Hydrogen Peroxide Indicator Tape 1228 to secure packs and as an external pack process indicator to differentiate unprocessed items from items processed in the STERRAD® 100, 100S, NX® (Standard and Advanced cycles) and 100NX® (Standard, Flex, Express and Duo cycles) sterilization processes and AMSCO® V-PRO™ 1 (Lumen cycle), AMSCO® V-PRO™ 1 Plus (Lumen and Non Lumen cycles), and AMSCO® V-PRO™ maX Low Temperature Sterilization System (Lumen, Non Lumen, and Flexible cycles) sterilizers. The tape is suitable for use on non-woven disposable wraps and peel pouches. The chemical indicator stripes turn from blue to pink after exposure to vaporized hydrogen peroxide.
The 3M™ Comply™ Hydrogen Peroxide Indicator Tape 1228 consists of a non-cellulosic plastic backing material with a pressure-sensitive adhesive on one side and chemical indicator stripes on the other side.
The provided document is a 510(k) Premarket Notification for the 3M™ Comply™ Hydrogen Peroxide Indicator Tape 1228. This document details the device's equivalence to a predicate device and provides information on non-clinical testing performed.
Here's an analysis of the acceptance criteria and study information provided:
1. Table of Acceptance Criteria and Reported Device Performance
The acceptance criteria for this device, a chemical indicator tape, are primarily focused on its ability to change color reliably under specific sterilization conditions and the stability of that color change. The reported performance confirms that the device meets these criteria.
Acceptance Criteria & Performance Metric | Reported Device Performance |
---|---|
Color Change in Health Care Facility Cycle | |
- Detectable color change from blue to pink when exposed to sterilization cycles | Verified in: |
- STERRAD® 100 | - Samples from 3M Comply Hydrogen Peroxide Indicator Tape 1228 turned from blue to pink. Minimum time for "pass" color match found. (Demonstrated per K020589) |
- STERRAD® 100S | - Samples from 3M Comply Hydrogen Peroxide Indicator Tape 1228 turned from blue to pink. Minimum time for "pass" color match found. (Demonstrated per K020589) |
- STERRAD® NX (Standard and Advanced cycles) | - Samples from 3M Comply Hydrogen Peroxide Indicator Tape 1228 turned from blue to pink. Minimum time for "pass" color specification found. (Demonstrated per K150694) |
- STERRAD® 100NX (Standard, Flex, Express and Duo cycles) | - Samples from 3M Comply Hydrogen Peroxide Indicator Tape 1228 turned from blue to pink. Minimum time for "pass" color specification found. (Demonstrated per K150694) |
- AMSCO® V-PRO™ 1 (Lumen cycle) | - Samples from 3M Comply Hydrogen Peroxide Indicator Tape 1228 turned from blue to pink. Minimum time for "pass" color specification found. |
- AMSCO® V-PRO™ 1 Plus (Lumen and Non Lumen cycles) | - Samples from 3M Comply Hydrogen Peroxide Indicator Tape 1228 turned from blue to pink. Minimum time for "pass" color specification found. |
- AMSCO® V-PRO™ maX Low Temperature Sterilization System (Lumen, Non Lumen, and Flexible cycles) | - Samples from 3M Comply Hydrogen Peroxide Indicator Tape 1228 turned from blue to pink. Minimum time for "pass" color specification found. Samples from six different lots were verified to meet requirements in these cycles. |
Minimum Exposure Parameters to Affect the Change of the Indicator | |
- Minimum time required for the color change to "pass" | - Minimum time required for all indicator tape samples to indicate a "pass" in relation to the color match/specification was found for all listed sterilizer cycles. Samples from six different lots were evaluated for AMSCO® V-PRO™ maX Low Temperature Sterilization System cycles. |
End Point Color Stability | |
- Stability of the final color post-exposure | - Twelve (12) months (for STERRAD cycles, and for new V-PRO cycles). Samples from six different lots were verified to be stable to storage under typical office lighting conditions for at least twelve months post-exposure in a Hydrogen Peroxide Health Care Facility Cycle (for new V-PRO cycles). |
Shelf life | - Eighteen (18) months |
2. Sample Size Used for the Test Set and Data Provenance
For the new AMSCO® V-PRO™ maX Low Temperature Sterilization System cycles (Lumen, Non Lumen, and Flexible cycles), the testing involved samples from six different lots of the device. The data provenance is not explicitly stated as retrospective or prospective, but it describes laboratory testing of new product lots, which implies prospective non-clinical testing. The country of origin of the data is not specified but is presumably where 3M conducts its research and development or contract testing.
For the previously cleared STERRAD cycles, the document references previous submissions (K020589 and K150694), implying the data for those cycles originated from prior non-clinical testing associated with those submissions.
3. Number of Experts Used to Establish the Ground Truth for the Test Set and Their Qualifications
The document does not mention human experts used to establish ground truth for color change. This is a chemical indicator, and its performance is determined by a quantifiable color change observed under specific conditions. The "ground truth" here is the chemical reaction itself and comparison to a predefined color specification for a "pass."
4. Adjudication Method for the Test Set
No adjudication method involving multiple human observers is mentioned, as the "ground truth" for the color change is based on a pre-defined color specification that the indicator must meet after exposure. The document states "in relation to the color match/specification," implying an objective chemical standard rather than subjective human interpretation needing adjudication.
5. Multi-Reader Multi-Case (MRMC) Comparative Effectiveness Study
No MRMC study was performed or mentioned. This is a non-clinical device (chemical indicator) and its effectiveness is not assessed through human reader performance or diagnostic accuracy.
6. Standalone (Algorithm Only Without Human-in-the-Loop Performance) Study
This is not applicable as the device is a chemical indicator, not an algorithm. Its performance is inherent in its chemical reaction.
7. Type of Ground Truth Used
The ground truth used for this chemical indicator is an objective color specification or standard that the tape's chemical indicator stripes must meet after exposure to a specific sterilization cycle. For instance, the tape needs to turn from blue to pink, and the pink must fall within a defined color range to indicate a "pass." The document mentions "color match" and "color specification."
8. Sample Size for the Training Set
This concept is not applicable here as this is a non-clinical chemical indicator device, not an AI/ML algorithm. There is no "training set."
9. How the Ground Truth for the Training Set Was Established
This is not applicable for the same reason as above.
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(197 days)
3M Comply Hydrogen Peroxide Indicator Tape 1228
Use the 3M™ Comply™ Hydrogen Peroxide Indicator Tape 1228 to secure packs and as an external pack process indicator to differentiate unprocessed items from items processed in the STERRAD® 100, 100S, NX® (Standard and Advanced cycles) and 100NX® (Standard, Flex, Express and Duo cycles) sterilization processes. The tape is suitable for use on non-woven disposable wraps and peel pouches. The chemical indicator stripes turn from blue to pink after exposure to vaporized hydrogen peroxide.
The 3M™ Comply" Hydrogen Peroxide Indicator Tape 1228 consists of a non-cellulosic plastic backing material with a pressure-sensitive adhesive on one side and chemical indicator stripes on the other side.
The provided text describes a 510(k) premarket notification for a medical device: the 3M™ Comply™ Hydrogen Peroxide Indicator Tape 1228. This document focuses on demonstrating the substantial equivalence of the new device to a legally marketed predicate device, especially for expanded indications for use with specific sterilizer models.
Here's an analysis of the acceptance criteria and the study that proves the device meets them, based on the provided text:
Device: 3M™ Comply™ Hydrogen Peroxide Indicator Tape 1228
Purpose of the Device: To secure packs and act as an external process indicator to differentiate unprocessed items from items processed in certain STERRAD® hydrogen peroxide sterilization processes (specifically STERRAD® 100, 100S, NX® - Standard and Advanced cycles, and 100NX® - Standard, Flex, Express and Duo cycles). The indicator stripes turn from blue to pink when exposed to vaporized hydrogen peroxide.
Overall Goal of the Submission: To expand the indications for use of an existing device (the 3M™ Comply™ 1228 Gas Plasma Indicator Tape, K020589) to include new STERRAD® sterilizer models (STERRAD® NX® and STERRAD® 100NX®). The core technology (indicator agent, design) is largely identical to the predicate.
1. Table of Acceptance Criteria and Reported Device Performance
The acceptance criteria are not explicitly listed in a "criteria" column with specific numerical targets but are inferred from the tests performed and the statements of successful verification. The reported device performance is described in the "Effectiveness" section and the "Comparison to Predicate Device" table.
Acceptance Criteria (Inferred) | Reported Device Performance |
---|---|
Detectable color change from blue to pink when exposed to STERRAD® NX® (Standard & Advanced cycles) | Samples from six different lots were verified to meet the requirements for detectable color change in the STERRAD® NX® (Standard and Advanced cycles) sterilizers. Minimum time required for all indicator tape samples to indicate a "pass" in relation to the color specification was found. |
Detectable color change from blue to pink when exposed to STERRAD® 100NX® (Standard, Flex, Express & Duo cycles) | Samples from six different lots were verified to meet the requirements for detectable color change in the STERRAD® 100NX® (Standard, Flex, Express and Duo cycles) sterilizers. Minimum time required for all indicator tape samples to indicate a "pass" in relation to the color specification was found. |
Post-sterilization adhesion in STERRAD® NX® (Standard & Advanced cycles) | Samples from six different lots were verified to meet the requirements for post-sterilization adhesion in the STERRAD® NX® (Standard and Advanced cycles) sterilizers. |
Post-sterilization adhesion in STERRAD® 100NX® (Standard, Flex, Express & Duo cycles) | Samples from six different lots were verified to meet the requirements for post-sterilization adhesion in the STERRAD® 100NX® (Standard, Flex, Express and Duo cycles) sterilizers. |
Stability of the endpoint color reaction to storage under typical office lighting conditions for at least twelve months post-exposure | Samples from four different lots were verified to be stable to storage under typical office lighting conditions for at least twelve months post-exposure in a Hydrogen Peroxide Health Care Facility Cycle. |
Performance in STERRAD® 100 and 100S cycles (consistent with predicate, K020589) | Testing verified that the device turned from blue to pink when exposed to STERRAD® 100 and 100S cycles, and the minimum time for "pass" was consistent with original submission K020589. |
Shelf life | Eighteen (18) months (Identical to predicate) |
Biocompatibility (components of ink) | Components of the indicator ink are all of low general toxicity. Exposure to health care professionals is minimal and well below identified toxic thresholds. No anticipated exposure to medical instruments or patients. |
2. Sample Size used for the Test Set and Data Provenance
- Sample Size for Test Set:
- For performance (color change and adhesion) in STERRAD® NX® and 100NX® cycles: "Samples from six different lots" were used.
- For End Point Color Stability: "Samples from four different lots" were used.
- The exact number of individual tapes per lot or per test condition is not specified in the provided text.
- Data Provenance: The studies were conducted as "Nonclinical Comparison" and "Effectiveness" testing by 3M Health Care. The text indicates "Health Care Facility Cycle" but does not specify the country of origin of the data or whether it was retrospective or prospective. Given it's a premarket submission for a new indication, it would inherently be prospective testing.
3. Number of Experts used to establish the ground truth for the test set and the qualifications of those experts
- This information is not provided in the text. The device is a chemical indicator that changes color. The "ground truth" for whether it passed or failed (i.e., turned pink) would likely be based on a visual assessment against a pass/fail reference color, which doesn't directly require radiologists or similar medical experts to establish a "ground truth" in the same way an AI diagnostic imaging system would. The document mentions "color match" and "color specification," implying objective criteria.
4. Adjudication method for the test set
- This information is not provided. Given the nature of a chemical indicator, which changes from blue to pink (a binary outcome), formal adjudication methods like 2+1 or 3+1 typically used for subjective human interpretation of complex medical images are not generally applicable or necessary. The "color specification" implies an objective assessment.
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
- No. An MRMC study is not mentioned as this device is a standalone chemical indicator, not an AI-assisted diagnostic tool that aids human readers.
6. If a standalone (i.e. algorithm only without human-in-the-loop performance) was done
- Yes, implicitly. The device itself is a standalone chemical indicator. Its performance (color change and adhesion) is evaluated directly, and its function is to provide a visible indication. There is no human-in-the-loop aspect for its performance; humans simply read the indicator's result. The tests described ("Performance in a Health Care Facility Cycle," "Minimum Exposure Parameters," "End Point Color Stability") are standalone evaluations of the device's physical and chemical properties.
7. The type of ground truth used (expert consensus, pathology, outcomes data, etc.)
- The ground truth for the device's performance appears to be established by controlled laboratory and "health care facility cycle" testing where the known exposure to the sterilant (hydrogen peroxide) under validated conditions (specific STERRAD® sterilizers and cycles) serves as the "truth." The "pass" or "fail" is determined by whether the indicator changes color according to a pre-defined "color specification" or "color match" and if adhesion is maintained. This falls under physical and chemical property verification against defined specifications.
8. The sample size for the training set
- This information is not applicable. This is a physical chemical indicator, not a machine learning/AI algorithm that requires a "training set." The device's color-changing chemistry is inherent to its design, not "trained."
9. How the ground truth for the training set was established
- This information is not applicable as there is no training set for this device.
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