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510(k) Data Aggregation
(28 days)
AUTOJECT 2 FOR GLASSY SYRINGE
The Autoject® II for glass syringe is a non-sterile fully automatic injection device. The device is intended for the self-administration of an FDA approved drug. The device is designed for use with 1ml fixed needle pre-filled glass syringe, for use in the home to aid, support and reduce patient liked needle phobia. It has been developed to provide a safe and simple procedure to the patient.
The 'Autoject® II for glass syringe' is composed of simple plastic injection moulded parts and stainless steel springs. The device is a non-sterile, handheld mechanical device intended for self-administered, subcutaneous delivery of an FDA approved drug. The device is designed for use with 1ml fixed needle pre-filled glass syringe, for use in the home to aid, support and reduce patient liked needle phobia. It has been developed to provide a safe and simple procedure to the patient.
Here's a breakdown of the acceptance criteria and study information for the Autoject® II for glass syringe, based on the provided document:
Acceptance Criteria and Reported Device Performance
Acceptance Criteria / Characteristic | Predicate Device (K013362) Performance | Submission Device Performance (Autoject® II for glass syringe modified) |
---|---|---|
Drug | FDA approved drug | FDA approved drug |
Primary container | 1ml fixed needle pre-filled glass syringe | 1ml fixed needle pre-filled glass syringe |
Patient target group | Those requiring administration of an FDA approved drug | Those requiring administration of an FDA approved drug |
Dose system | One injection per syringe | One injection per syringe |
Depth of penetration | 4-12mm | 4-12mm |
Accessories | 1ml fixed needle pre-filled glass syringe | 1ml fixed needle pre-filled glass syringe |
Maximum force required to load the device (Newtons) | 20.0N | 20.0N |
Force required to activate the device (Newtons) | 4.0-10.0N | 4.0-10.0N |
Force required to release the safety mechanism (Newtons) | 1.0-2.5N | 1.0-2.5N |
Overall length of device (millimetres) | 190 | 190 |
Overall width of device - at widest point (Millimetres) | 25 | 25 |
Syringe handling forces - maximum stress exerted on syringe | 125 - 250 MPa | 82 - 160 MPa (Lower, improved) |
Base materials | Identical to predicate device | Identical to predicate device |
Verification of needle exposure (exposed needle length) | Not explicitly stated, assumed met | Achieved (Verified) |
Verification of delivered volume | Not explicitly stated, assumed met | Achieved (Verified) |
Verification of dose delivery time | Not explicitly stated, assumed met | Achieved (Verified) |
Verification that the 'end of injection indicator' is visible | Not explicitly stated, assumed met | Achieved (Verified) |
Note: The submission device generally meets or improves upon the performance of the predicate device. The only significant difference highlighted is the reduced maximum stress exerted on the syringe, which is an improvement.
Study Information
- Sample size used for the test set and the data provenance:
- The document does not specify the exact sample size for each individual test (e.g., number of devices tested for force, length, etc.).
- The data provenance is from non-clinical performance data conducted by Owen Mumford Ltd in the United Kingdom. It is a retrospective comparison against an existing predicate device.
- 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. The tests seem to be objective engineering and performance verification tests rather than human-expert-based evaluations for ground truth.
- Adjudication method for the test set:
- This information is not applicable/provided as the tests are objective performance measurements, not based on expert adjudication.
- 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 comparative effectiveness study was not done. The device is a mechanical injection device, not an AI-powered diagnostic or assistive tool for human readers.
- The document explicitly states: "Clinical performance data has not been submitted, and is therefore not included in this Special 510(k) document."
- If a standalone (i.e. algorithm only without human-in-the-loop performance) was done:
- This question is not applicable as the device is a mechanical auto-injector, not an algorithm or AI system.
- The type of ground truth used:
- The "ground truth" for the performance comparisons comes from engineering specifications, physical measurements, and Finite Elemental Analysis (FEA) for the mechanical properties and operation of the device, directly compared to the predicate device's established performance.
- The sample size for the training set:
- This question is not applicable as the device is a mechanical auto-injector, not a machine learning model that requires a training set.
- How the ground truth for the training set was established:
- This question is not applicable as the device is mechanical and does not use a training set.
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(34 days)
AUTOJECT 2
The Autoject 2 is a hand held mechanical device intended for a self-administered automated subcutaneous injection of FDA approved drugs. The device is designed for use with a 1ml glass fixed needle syringe, for use in the home by the patient or care-giver to aid and support a recommended treatment regime.
The Autoject 2 O.T.C is a hand held non-sterile semi-automatic device using pre-filled 1ml glass syringes capable of a subcutaneous injection of FDA approved drugs. The devices are designed for re-usable use to aid and support patient/ care-giver use in the home with a treatment regime.
The provided text describes a medical device, the Autoject 2, and indicates that a 510(k) premarket notification was submitted and found substantially equivalent to a predicate device. However, the document does not contain details about specific acceptance criteria, comprehensive study designs, or detailed performance metrics that would typically be found in a robust study report proving a device meets acceptance criteria.
The information primarily focuses on the device's description, intended use, and a list of tests performed. It mentions "User Trials" but provides no specifics on their methodology or results beyond a general statement of "success."
Therefore, I cannot populate all the requested sections with specific, quantitative data. I will extract what is available and clearly state what information is not present in the provided text.
Here's an attempt to answer based solely on the provided text, highlighting the absence of detailed information:
1. A table of acceptance criteria and the reported device performance
Acceptance Criteria (Inferred from tests performed) | Reported Device Performance (as stated in document) |
---|---|
Performance during 1 Meter Drop Test | Correct action (pass, no quantitative data available) |
Force to Load | Correct action (pass, no quantitative data available) |
Force to Fire | Correct action (pass, no quantitative data available) |
Force to Remove RNS | Correct action (pass, no quantitative data available) |
Force to Adjust Depth Adjuster | Correct action (pass, no quantitative data available) |
Load and Fire Test | Correct action (pass, no quantitative data available) |
Dry Firing | Correct action (pass, no quantitative data available) |
Environmental Test | Correct action (pass, no quantitative data available) |
Dose Efficiency Testing | Correct action (pass, no quantitative data available) |
Handling a variety of drugs | Capable (pass, details under section 6, not provided) |
User/Caregiver preference (User Trials) | Clearly indicates success (pass, no quantitative data available, user demographics or study details not provided) |
Note: The document only lists tests and states "proving the correct action" or "clearly indicates the success." It does not provide specific acceptance criterion values (e.g., "Force to Fire
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