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Needle Manufacturing, Quality Control, and Optimization for Patient Comfort.

Farah Moustafa, Kara Hoverson, Jeffrey S Dover

    Journal of Drugs in Dermatology : JDD
    |January 5, 2021
    PubMed
    Summary

    Understanding the manufacturing and quality control of hypodermic needles is crucial for aesthetic clinicians using cosmetic injectables. This knowledge ensures optimal filler delivery and patient comfort during procedures.

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    Area of Science:

    • Dermatology and Aesthetic Medicine
    • Medical Device Manufacturing
    • Quality Control Standards

    Background:

    • Cosmetic injectables, particularly hyaluronic acid fillers, are increasingly popular.
    • Clinicians require an understanding of the tools used for effective and comfortable administration.

    Purpose of the Study:

    • To elucidate the manufacturing and quality control processes for hypodermic needles used in aesthetic medicine.
    • To highlight the relevance of these processes to aesthetic clinicians.

    Main Methods:

    • Internet searches and direct contact with medical device companies for manufacturing insights.
    • Collaboration with industry experts in pharmaceutical technology and device engineering.
    • Literature review on pain management techniques for injections.

    Main Results:

    • Hypodermic needles follow rigorous manufacturing and regulatory pathways adhering to International Organization for Standardization (ISO) standards.
    • Filler manufacturers conduct specific tests (e.g., leakage, penetration, extrusion forces) to ensure needle suitability.
    • Needle parameters like length, diameter, and wall thickness are selected based on filler viscosity for optimal performance.

    Conclusions:

    • Extensive considerations are involved in the manufacturing, quality control, and optimization of needles for hyaluronic acid fillers.
    • Knowledge of these technical aspects empowers clinicians to enhance patient care and comfort.