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510(k) Data Aggregation
(179 days)
The PowerPICC Catheter is indicated for short or long-term peripheral access to the central venous system for intravenous therapy, blood sampling, power injection of contrast media, and allows for central venous pressure monitoring. The maximum infusion flow rate is 5mL/second for power injection of contral venous pressure monitoring, it is recommended that a catheter lumen of 20gauge or larger be used.
A family of peripherally inserted central catheters made from specially formulated and processed medical grade materials. Each PowerPICC® catheter has a kink resistant, reverse tapered design. Catheters are packaged in a tray with accessories for reliable long (greater than 30 days) or short (less than 30 days) term vascular access.
The provided document is a 510(k) summary for the PowerPICC Catheter. It focuses on demonstrating substantial equivalence to a predicate device through various performance tests, rather than providing details of a study with acceptance criteria for an AI/ML powered device. Therefore, much of the requested information (sample sizes, ground truth establishment, MRMC studies, standalone performance, training set details) is not applicable or available in this document.
Here's the relevant information that can be extracted:
1. Table of Acceptance Criteria and Reported Device Performance
The acceptance criteria are generally implied by the successful completion of the listed tests, indicating that the device performed as expected under the specified conditions. The document states that the performance tests were conducted "in determining substantial equivalence" and that "the subject PowerPICC Family Catheters have been demonstrated to be substantially equivalent to the cited predicate and reference devices." This implies that the device met the acceptance criteria derived from these tests.
Test Type | Acceptance Criteria (Implied) | Reported Device Performance |
---|---|---|
Biocompatibility Testing | Free from biological hazard per ISO 10993-1. | Confirmed free from biological hazard; health-based risk assessment performed. |
Leak Test | Catheter assembly will not leak when distal end is occluded. | Test confirmed non-leakage. |
Dimensional Test | Compliance with dimensional specifications (OD/ID for single lumen, OD/lumen area for dual). | Ensured compliance with dimensional specifications. |
Implantable Length | Compliance with dimensional specifications. | Ensured compliance with dimensional specifications. |
Extension Leg Length | Compliance with dimensional specifications. | Confirmed compliance with dimensional specifications. |
Catheter Collapse Test | Catheter will not collapse under a vacuum during aspiration. | Demonstrated non-collapse under vacuum. |
Burst Test | Catheter burst pressure exceeds peak pressure at maximum flow conditions (distal end occluded). | Confirmed burst pressure exceeds peak pressure. |
Hydraulic Catheter Burst Test | Catheter burst pressure exceeds peak pressure at maximum flow conditions (distal end occluded). | Confirmed burst pressure exceeds peak pressure. |
Power Injection Conditioning | Catheter does not leak or burst during power injections at maximum indicated flow rate. | Confirmed no leakage or burst. |
Gravity Flow | Acceptable gravity flow performance for a full-length catheter. | Demonstrated acceptable gravity flow. |
Luer to Extension Leg Tensile Test | Peak tensile force exceeds minimum peak tensile force. | Demonstrated peak tensile force exceeds minimum. |
Extension Leg to Trifurcation Tensile Test | Peak tensile force exceeds minimum peak tensile force. | Demonstrated peak tensile force exceeds minimum. |
Trifurcation to Shaft Tensile Test | Peak tensile force exceeds minimum peak tensile force. | Demonstrated peak tensile force exceeds minimum. |
Shaft Tensile Test | Evaluate maximum catheter strain and modulus at break. | Evaluated. |
Radiopacity | Demonstrates catheter radio-detectability. | Demonstrated radio-detectability. |
Tip Tensile | Peak tensile force exceeds minimum peak tensile force. | Demonstrated peak tensile force exceeds minimum. |
Suture Wing Integrity Test | Measures maximum force suture wing can withstand prior to break. | Measured maximum force. |
Priming Volume | Measures volume required to prime a full-length catheter. | Measured priming volume. |
OD Swell | Catheter does not swell beyond twice the labeled OD during power injection. | Confirmed no excessive swelling. |
Tip Stability Test | Catheter tip remains in the same orientation during power injection. | Confirmed tip stability. |
Guidewire Drag Test | Guidewire can be removed without difficulty. | Ensured guidewire removal without difficulty. |
Luer Testing | Luer connectors meet requirements for Stress Cracking, Resistance to Separation (Axial Load, Unscrewing, Overriding). | Confirmed compliance with luer connector requirements. |
Particulate | Complies with USP 788 for particulate matter. | Demonstrated compliance with USP 788. |
2. Sample size used for the test set and the data provenance
The document does not specify the sample sizes used for each test. It refers to "testing" in general. The data provenance is not mentioned, as these are in vitro and in vivo performance tests on the device itself, rather than studies involving patient data.
3. Number of experts used to establish the ground truth for the test set and the qualifications of those experts
Not applicable. These are physical and biological performance tests, not clinical studies requiring expert ground truth for interpretation of outcomes.
4. Adjudication method (e.g. 2+1, 3+1, none) for the test set
Not applicable, as this is for physical and biological performance testing, not interpretation of data by experts.
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/ML device, and no MRMC study was performed.
6. If a standalone (i.e. algorithm only without human-in-the loop performance) was done
Not applicable. This is not an AI/ML device.
7. The type of ground truth used (expert consensus, pathology, outcomes data, etc)
The "ground truth" for these tests are the established scientific and engineering principles, material properties, and regulatory standards (e.g., ISO 10993-1, ISO 10555-1, ASTM F640-12, ISO 10555-3, FDA Guidance on Premarket Notification for Intravascular Catheters, ISO 80369-7, USP 788). The device's performance is measured against these defined benchmarks.
8. The sample size for the training set
Not applicable. This is not an AI/ML device, so there is no training set.
9. How the ground truth for the training set was established
Not applicable. This is not an AI/ML device.
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(58 days)
The PowerMidline™ Catheters are indicated for short term access to the peripheral venous system for selected intravenous therapies, blood sampling, and power injection of contrast may be used for any patient population with consideration given to adequacy of vascular anatomy and appropriateness of the procedure. The PowerMidline™ Catheters are suitable for use with power injectors.
The dual lumen PowerMidline™ catheters are a family of peripherally placed catheters made from radiopaque body-softening polyurethane materials. Each dual lumen PowerMidline™ catheter is designed with kink-resistant, reverse taper design. The dual lumen PowerMidline™ catheters are offered in a 4 F dual lumen (DL) and 5 F dual lumen (DL) configuration for reliable short term (less than 30 days) vascular access. These catheters are offered in 20 cm trimmable lengths. The dual lumen PowerMidline™ catheters are suitable for use with power injectors.
This document is a 510(k) summary for the PowerMidline Catheter (K162900) by Bard Access Systems, Inc. It describes the device, its intended use, indications for use, and a comparison to its predicate device (K153393). The document primarily focuses on demonstrating substantial equivalence to a previously cleared device, rather than defining and proving new acceptance criteria for an innovative device feature or algorithm.
Therefore, the requested information about acceptance criteria and a study proving a device-specific, newly established acceptance criteria cannot be fully extracted from this document in the way it's usually applied to a new AI/medical device. The document explicitly states: "The performance tests completed on the subject device were limited to those tests required to support a determination of substantial equivalence to the predicate device." and "when technological characteristics between the subject and predicate device were found to be identical, results of the performance testing conducted on the predicate device were applied to the subject device."
The "acceptance criteria" here are essentially "meets the performance requirements of the predicate device" or "meets the requirements of the specified ISO/FDA guidance documents."
However, I can extract the types of performance tests conducted and the standards/guidances used, which implicitly define what was considered acceptable performance.
1. Table of Acceptance Criteria and Reported Device Performance
Instead of explicit numerical acceptance criteria, the document states that the device "met all predetermined acceptance criteria" derived from various performance tests. The "reported device performance" is the confirmation that these implicit criteria were met, leading to a determination of substantial equivalence.
Acceptance Criteria (Implicit) | Reported Device Performance |
---|---|
Priming Volume: The priming volume of the dual lumen PowerMidline™ Catheter should be measured and reported in accordance with FDA Guidance on Premarket Notification [510(k)] Submission for Short-Term and Long-Term Intravascular Catheters, March 16, 1995, and BAS Internal Protocols/Procedures. (Implicit criterion: The device must have a measured priming volume that is safe and acceptable for its intended use, comparable to similar devices if applicable). | "Test and Report Priming Volume" - Met (as implied by the statement "the subject device met all predetermined acceptance criteria"). Specific values are not provided in this summary. |
Shaft Tensile Strength: The catheter shaft must meet tensile strength requirements as specified in ISO 10555-1: 2013, Sterile, single-use intravascular catheters, Part 1: General requirements. (Implicit criterion: The catheter shaft must be strong enough to withstand anticipated tensile forces during clinical use without failure). | "Shaft Tensile" - Met (as implied by the statement "the subject device met all predetermined acceptance criteria"). |
Modulus and Elongation: The device must meet modulus and elongation requirements as specified in FDA Guidance on Premarket Notification [510(k)] Submission for Short-Term and Long-Term Intravascular Catheters, March 16, 1995 (Implicit criterion: The material properties of the catheter must allow for flexibility and durability appropriate for intravascular use). | "Test and Report Modulus and Elongation Requirements" - Met (as implied by the statement "the subject device met all predetermined acceptance criteria"). |
Assembly Burst (Burst Pressure with Power Injection): The catheter assembly must withstand burst pressure, particularly during power injection, within acceptable limits. (Implicit criterion: The catheter must not burst or leak under the pressures encountered during power injection). | "Assembly Burst (Burst Pressure with Power Injection)" - Met (as implied by the statement "the subject device met all predetermined acceptance criteria"). |
Catheter Assembly Leak: The catheter assembly must be leak-proof. (Implicit criterion: No fluid leakage should occur from the catheter assembly under normal operating conditions). | "Catheter Assembly Leak" - Met (as implied by the statement "the subject device met all predetermined acceptance criteria"). |
Catheter Assembly Tensile Strength: The catheter assembly must meet tensile strength requirements as specified in ISO 10555-1: 2013, Sterile, single-use intravascular catheters, Part 1: General requirements. (Implicit criterion: The assembled catheter must be strong enough to withstand anticipated tensile forces during clinical use without separation or failure). | "Catheter Assembly Tensile" - Met (as implied by the statement "the subject device met all predetermined acceptance criteria"). |
Gravity Flow: The device must exhibit acceptable gravity flow characteristics. (Implicit criterion: The catheter must allow for adequate fluid flow rates under gravity). | "Test and Report Gravity Flow" - Met (as implied by the statement "the subject device met all predetermined acceptance criteria"). Specific values are not provided in this summary. |
Device Dimensional Characterization: The dimensions of the device must be accurately characterized and meet design specifications. (Implicit criterion: The physical dimensions of the catheter, including French size, length, and lumen dimensions, must conform to engineering drawings and be suitable for its intended use). | "Device Dimensional Characterization" - Met (as implied by the statement "the subject device met all predetermined acceptance criteria"). Specific values are provided in the comparison table regarding 4 F DL x 20 cm and 5 F DL x 20 cm usable lengths, and Dual Lumen, two "D" shaped lumens. |
Catheter Cyclic Kink: The catheter must resist kinking under cyclic stress. (Implicit criterion: The catheter must maintain patency and functionality when subjected to bending forces encountered during patient movement or catheter placement). | "Catheter Cyclic Kink" - Met (as implied by the statement "the subject device met all predetermined acceptance criteria"). |
Tip Displacement During Power Injection: The catheter tip displacement during power injection must remain within acceptable limits. (Implicit criterion: The catheter tip should not migrate excessively or pose a risk of vascular damage during high-pressure contrast injection). | "Tip Displacement During Power Injection" - Met (as implied by the statement "the subject device met all predetermined acceptance criteria"). |
Power Injection Testing (Maximum Flow Rate): The device must safely accommodate specified maximum power injection flow rates per ISO 10555-1: 2013 and BAS Internal Protocols/Procedures. (Implicit criterion: The device must be able to withstand power injection at specified flow rates without failure or compromise to patient safety. Specific flow rates are stated as 4 F DL = 4 mL/s and 5 F DL = 7 mL/s). | "Power Injection Testing" - Met, specifically: |
- 4 F DL = 4 mL/s
- 5 F DL = 7 mL/s
(as implied by the statement "the subject device met all predetermined acceptance criteria" and the values provided in the comparison table.) |
| Biocompatibility: The device materials must be biocompatible as per ISO 10993-1:2009. (Implicit criterion: The device must not cause adverse biological reactions when in contact with the body). | "Per ISO 10993-1:2009, Biological Evaluation of Medical Devices - Part 1: Evaluation and Testing Within a Risk Management Process, a biocompatibility evaluation was performed based upon the modifications made to develop the subject device." - Met. |
| Risk Management: The device must comply with risk management procedures as per BS EN ISO 14971:2012. (Implicit criterion: Identified risks must be acceptably managed and mitigated). | "Risk management, including a failure modes and effects analysis (FMEA), of the subject device was conducted in accordance with BS EN ISO 14971:2012, Medical Devices – Application of Risk Management to Medical Devices." - Met. |
2. Sample Size Used for the Test Set and the Data Provenance
The document does not specify an exact "sample size" for the performance tests in terms of number of catheters tested for each criterion. It simply states that "performance tests completed on the subject device were limited to those tests required to support a determination of substantial equivalence."
- Sample Size: Not explicitly stated as a numerical count for each test. The tests were performed on "the subject device" which includes 4 F DL and 5 F DL configurations.
- Data Provenance: The tests were conducted internally by Bard Access Systems, Inc. ("BAS Internal Protocols/Procedures"). This implies the data is prospective in nature, generated specifically for this submission, rather than retrospective clinical data. The country of origin is implicitly the USA, where the manufacturer is located.
3. Number of Experts Used to Establish the Ground Truth for the Test Set and the Qualifications of Those Experts
Not applicable in the context of this device. This is a physical medical device (catheter), and the "ground truth" for its performance is established through objective engineering and biological performance testing against recognized standards (ISO, FDA guidance). There is no "ground truth" derived from expert interpretation of data in the way one would for an AI diagnostic algorithm.
4. Adjudication Method for the Test Set
Not applicable. This concept is relevant for studies involving human interpretation or clinical outcomes where discrepancies need to be resolved. Performance testing of a physical device against standards does not typically involve adjudication in this sense. The acceptance relies on the measured performance meeting the predefined (or implicitly defined by the standard) thresholds.
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 a physical medical device (catheter), not an AI algorithm intended for interpretation by human readers. Therefore, an MRMC study and analysis of human reader improvement with AI assistance is not relevant.
6. If a standalone (i.e., algorithm only without human-in-the-loop performance) was done
Not applicable. This is a physical medical device, not an algorithm.
7. The type of ground truth used (expert consensus, pathology, outcomes data, etc.)
The "ground truth" for this device's performance is established by:
- Compliance with recognized international standards (e.g., ISO 10555-1:2013, ISO 10993-1:2009, BS EN ISO 14971:2012).
- Compliance with FDA Guidance documents (e.g., "Guidance on Premarket Notification [510(k)] Submission for Short-Term and Long-Term Intravascular Catheters, March 16, 1995").
- Internal protocols and procedures developed by the manufacturer, which would be designed to ensure the device meets its design specifications and is safe and effective for its intended use.
Essentially, the "ground truth" is adherence to established engineering, materials, and biological performance specifications and regulatory requirements.
8. The sample size for the training set
Not applicable. This is a physical device submission; there is no "training set" in the context of machine learning or AI models. The design and manufacturing processes are analogous to a training process, leading to the final device design.
9. How the ground truth for the training set was established
Not applicable. As there is no training set in the AI sense, there is no ground truth establishment for it. The development of the device's design (analogous to "training") is guided by medical necessity, engineering principles, material science, regulatory requirements, and feedback from previous predicate devices. The "ground truth" for the predicate device would have been its demonstrated safety and effectiveness in previous clearances.
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(55 days)
The PowerPICC Provena Catheters are indicated for short or long-term peripheral access to the central venous system for intravenous therapy, blood sampling, power injection of contrast media, and allows for central venous pressure monitoring. For central venous pressure monitoring, it is recommended that a catheter lumen of 20 gauge or larger be used.
Bard Access Systems, Inc.'s PowerPICC Provena Catheters are sterile, single use devices designed to provide access to the patient's vascular system. The devices are intended for short- or long-term use (>30 days) to sample blood and administer fluids intravenously. The catheters are capable of central venous pressure monitoring, and can withstand power injection of contrast media. The catheters are peripherally inserted central catheters (PICC) and utilize the same placement technique as the predicate devices.
The subject devices included in this notification are of varying French size and catheter configuration types, as summarized in the table below.
Summary of Subject Devices
French size (Number of Lumens)
Catheter Configuration
PowerPICC Provena Catheters
3 French Single Lumen (SL)
4 French Dual Lumen (DL)
The following device descriptors apply to all French sizes and configurations of the subject catheters:
- Catheters are open-ended, radiopaque polyurethane;
- Catheters have a reverse taper design;
- Catheter shaft tubing is marked with depth indicators, with "0" indicated to serve as a reference for the catheter insertion point;
- Purple colorant is included in the catheter material to provide the catheter with an appearance that allows the end user to differentiate Bard's power injectable catheters from other manufacturers' power injectable catheters; and
- Catheter extension leg, luer hub, junction, and clamp ID tags are printed with markings to identify the catheter as PowerPICC Provena Catheters, and include information to facilitate proper use of the device.
The subject devices are provided sterile in basic interventional radiology (IR) as well as basic, full, and max barrier nursing PICC kits with legally marketed components to assist in the placement procedure. These kits are available in both standard and small patient versions.
The provided document describes the acceptance criteria and a detailed study for the C.R. Bard, Inc. PowerPICC Provena Catheters (K162443). This is a medical device, and the study involves a series of performance tests to demonstrate substantial equivalence to a predicate device, rather than a clinical study evaluating AI performance.
Here's the information extracted from the document:
1. Table of Acceptance Criteria and Reported Device Performance
The document provides a comprehensive list of verification/validation methods and their corresponding risk acceptability criteria. The reported performance for all these tests is a general statement that the device met all predetermined acceptance criteria.
Verification / Validation Method | Risk Acceptability Criteria (Acceptance Criteria of Test) | Reported Device Performance |
---|---|---|
Biocompatibility Testing | Tests to confirm that the catheter is free from biological hazard. Bard internal standards and procedures and ISO 10555-1:2013 - Sterile Single-Use Intravascular Catheters – 1: General requirements. Testing Performed includes: Sensitization, Cytotoxicity, Irritation/Intracutaneous Reactivity, Acute Systemic Injection, Material-mediated Pyrogenicity, Subacute 14 day IV toxicity (Saline), Subacute 14 day IP toxicity (Cottonseed oil), Ames Genotoxicity, Mouse Lymphoma, Rodent Blood Micronucleus, 2 week and 6 week implantation, Hemolysis, Complement Activation. | Met all predetermined acceptance criteria |
Cantilever Stiffness Test | Test to characterize the catheter shaft stiffness at the distal section using a cantilever bend technique. Bard internal standards and procedures. | Met all predetermined acceptance criteria |
Clamp Engagement | Test to confirm that the catheter assembly will not leak when the clamp is engaged. Bard internal standards and procedures and ISO 10555-1:2013 – Sterile Single-Use Intravascular Catheters – 1: General requirements. | Met all predetermined acceptance criteria |
Mechanical Hemolysis Test | Testing to determine the hemolytic properties when blood is aspirated through the catheter assembly. Bard internal standards and procedures. | Met all predetermined acceptance criteria |
Leak Test | Test to confirm that the catheter assembly will not leak when the distal end of the catheter is occluded. Bard internal standards and procedures and ISO 10555-1:2013 – Sterile Single-Use Intravascular Catheters – 1: General requirements. | Met all predetermined acceptance criteria |
Dimensional Test | Test to measure OD and ID for single lumen catheters and OD and lumen area for dual lumen catheters to ensure compliance with dimensional specification. Bard internal standards and procedures and ISO 10555-1:2013 - Sterile Single-Use Intravascular Catheters - 1: General requirements. | Met all predetermined acceptance criteria |
Implantable Length | Test to measure useful length for catheters to ensure compliance with dimensional specification. Bard internal standards and procedures and ISO 10555-1:2013 – Sterile Single-Use Intravascular Catheters – 1: General requirements. | Met all predetermined acceptance criteria |
Extension Leg Length | Test to measure and confirm extension leg length compliance with dimensional specification. Bard internal standards and procedures. | Met all predetermined acceptance criteria |
Catheter Collapse Test | Test to measure the flow rate of aspiration and demonstrate that the catheter will not collapse under a vacuum. Bard internal standards and procedures and ISO 10555-1:2013 – Sterile Single-Use Intravascular Catheters – 1: General requirements. | Met all predetermined acceptance criteria |
Burst Test | Burst pressure test to confirm the catheter burst pressure exceeds the peak pressure present in the catheter at maximum flow conditions when the distal end is occluded. Bard internal standards and procedures and ISO 10555-1:2013 - Sterile Single-Use Intravascular Catheters - Part 1: General requirements. | Met all predetermined acceptance criteria |
OD Swell | Test to confirm that the catheter does not swell beyond twice the size of the labeled OD during power injection. Bard internal standards and procedures. | Met all predetermined acceptance criteria |
Hydraulic Catheter Burst Test | Burst pressure test to confirm the catheter burst pressure exceeds the peak pressure present in the catheter at maximum flow conditions when the distal end is occluded. Bard internal standards and procedures and ISO 10555-1:2013 - Sterile Single-Use Intravascular Catheters - Part 1: General requirements. | Met all predetermined acceptance criteria |
Extension Leg Burst Test | Burst pressure test to confirm the extension leg burst pressure exceeds the peak pressure present in the catheter at maximum flow conditions when the extension leg is occluded. Bard internal standards and procedures and ISO 10555-1:2013 - Sterile Single-Use Intravascular Catheters - Part 1: General requirements. | Met all predetermined acceptance criteria |
Power Injection Conditioning | Test to confirm the catheter does not leak or burst as a result of power injections at maximum indicated flow rate. Bard internal standards and procedures and ISO 10555-1:2013 - Sterile Single-Use Intravascular Catheters - Part 1: General requirements. | Met all predetermined acceptance criteria |
Tip Stability Test | Test to confirm that the catheter tip remains in the same orientation during power injection (tip pointing in direction of venous flow) at the maximum indicated flow rate. Bard internal standards and procedures. | Met all predetermined acceptance criteria |
Assembly Tensile Test | Test to demonstrate the peak tensile force of each test piece exceeds the minimum peak tensile force. | Met all predetermined acceptance criteria |
Shaft Tensile Test Luer to Extension Leg Tensile Test | ISO 10555-1:2013 – Sterile Single-Use Intravascular Catheters – Part 1: General requirements. | Met all predetermined acceptance criteria |
Shaft Tensile Test | Test to evaluate the maximum catheter strain and modulus at break. Bard internal standards and procedures and FDA guidance, Guidance on Premarket Notification [510(k)] Submission for Short-Term and Long-Term Intravascular Catheters (March 16, 1995). | Met all predetermined acceptance criteria |
Radiopacity | Test to demonstrate catheter radio-detectability. Bard internal standards and procedures and ISO 10555-1:2013 - Sterile Single-Use Intravascular Catheters - Part 1: General requirements. | Met all predetermined acceptance criteria |
Suture Wing Integrity Test | Test to measure the maximum force a catheter junction suture wing can withstand prior to break. Bard internal standards and procedures and FDA guidance, Guidance on Premarket Notification [510(k)] Submission for Short-Term and Long-Term Intravascular Catheters (March 16, 1995). | Met all predetermined acceptance criteria |
Priming Volume | Test to measure the volume required to prime a full length catheter. FDA guidance, Guidance on Premarket Notification [510(k)] Submission for Short-Term and Long-Term Intravascular Catheters (March 16, 1995). | Met all predetermined acceptance criteria |
Gravity Flow | Test to measure the gravity flow performance of a full length catheter. Bard internal standards and procedures and ISO 10555-1:2013 - Sterile Single-Use Intravascular Catheters - Part 1: General requirements. | Met all predetermined acceptance criteria |
Pump Flow | Test to determine the maximum pressure generated by the catheter when infusing water through it at a maximum pump flow rate. Bard internal standards and procedures. | Met all predetermined acceptance criteria |
Kink Diameter Test | Test to quantitatively evaluate kink characteristics associated with the catheter shafts. Bard internal standards and procedures. | Met all predetermined acceptance criteria |
Stylet Drag Test | Test to ensure that the stylets used to place the catheter can be removed without difficulty. Bard internal standards and procedures. | Met all predetermined acceptance criteria |
StatLock Compatibility | Test to ensure the catheter is compatible with StatLock for catheter securement. Bard internal standards and procedures. | Met all predetermined acceptance criteria |
Taper Length | Test to measure and confirm taper length compliance with dimensional specification. Bard internal standards and procedures. | Met all predetermined acceptance criteria |
Catheter Printing | Test is to confirm ink on the catheter exhibits proper adherence. Bard internal standards and procedures. | Met all predetermined acceptance criteria |
The document explicitly states: "The subject devices met all predetermined acceptance criteria derived from the above listed references and demonstrated substantial equivalence as compared to the cited predicate device."
2. Sample Size Used for the Test Set and Data Provenance
The document does not specify the exact sample sizes (number of devices tested) for each individual test. It generally references "Bard internal standards and procedures" and relevant ISO standards (e.g., ISO 10555-1:2013) for the testing methodology. These standards typically define acceptable sample sizes for device testing.
The data provenance is implied to be from in-house testing conducted by Bard Access Systems, Inc. There is no mention of country of origin for data if it were to be from external sources, nor does it specify if the data is retrospective or prospective, as this is a device performance study rather than a clinical trial.
3. Number of Experts Used to Establish the Ground Truth for the Test Set and Qualifications of Those Experts
This type of information (number and qualifications of experts) is not relevant for this device performance study. The ground truth for these tests is established by objective, measurable engineering and material science standards and physical properties, not by expert interpretation.
4. Adjudication Method for the Test Set
Adjudication methods (like 2+1, 3+1, none) are typically used in clinical studies or studies involving human assessment of data. This document describes a battery of engineering and material science tests. Therefore, no adjudication method as described for clinical data interpretation is applicable or mentioned. The "adjudication" is inherent in the objective measurement against established 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
No, a multi-reader multi-case comparative effectiveness study was not done. This document describes the safety and performance testing of a medical device (intravascular catheter), not an AI system. Therefore, there is no mention of human readers, AI assistance, or effect sizes related to AI.
6. If a standalone (i.e. algorithm only without human-in-the loop performance) was done
No, a standalone algorithm performance study was not done. This document pertains to the physical performance of a medical catheter, not an algorithm or AI system.
7. The type of ground truth used (expert consensus, pathology, outcomes data, etc)
The "ground truth" for the tests described is based on objective, measurable engineering and material properties, and established industry standards. Examples include:
- Physical measurements: OD, ID, length, flow rates, burst pressure, tensile strength.
- Reference: Dimensional Test, Implantable Length, Extension Leg Length, Burst Test, Hydraulic Catheter Burst Test, Extension Leg Burst Test, Power Injection Maximum Flow Rate, Assembly Tensile Test, Shaft Tensile Test, Suture Wing Integrity Test, Priming Volume, Gravity Flow, Pump Flow, Kink Diameter Test, Taper Length.
- Chemical/Biological properties: Biocompatibility outcomes (e.g., absence of biological hazard, lack of sensitization, cytotoxicity, irritation, hemolysis).
- Reference: Biocompatibility Testing, Mechanical Hemolysis Test.
- Functional performance: Absence of leaks, tip stability during power injection, ability to remove stylets easily, adherence of printing.
- Reference: Clamp Engagement, Leak Test, Catheter Collapse Test, Power Injection Conditioning, Tip Stability Test, Stylet Drag Test, Catheter Printing.
- Compliance with published standards: ISO 10555-1:2013 and FDA guidance documents.
8. The sample size for the training set
This is not applicable. This is a device performance study, not an AI model development or validation study. There is no concept of a "training set" in this context.
9. How the ground truth for the training set was established
Not applicable, as there is no training set for an AI model in this document.
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