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Author Spotlight: Enhancing Microinjection Needle Quality by Wet Beveling

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Improving needle-point sharpness in prefillable syringes.

L Vedrine¹, W Prais, P E Laurent

¹BD Pharmaceutical Systems, Le Pont de Claix, France.

Medical Device Technology

|May 31, 2003

Summary

This summary is machine-generated.

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A novel five-bevel needle design enhances sharpness for subcutaneous injections. Clinical trials validated this bench measure, aiming to improve patient comfort during medical procedures.

Area of Science:

Medical Devices
Biomedical Engineering
Clinical Research

Background:

Improving needle-point sharpness is crucial for patient comfort.
Reducing injection discomfort is an active area of research in subcutaneous drug delivery.

Purpose of the Study:

To report on a novel five-bevel needle design for subcutaneous administration.
To present clinical trial results validating bench measures of needle sharpness.

Main Methods:

Development of a five-bevel needle for prefillable syringes.
Conducting a clinical trial to assess needle sharpness and validate bench measurements.

Main Results:

The five-bevel needle demonstrated improved sharpness.

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Last Updated: Feb 23, 2026

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Clinical trial results confirmed the effectiveness of the bench measure for sharpness.

Conclusions:

The five-bevel needle design shows promise for enhancing injection comfort.
Validation of bench measures is essential for developing improved medical devices.