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Related Experiment Videos

[Cutaneous expansion by inflatable implant].

D Marchac, M Larrègue

    Annales De Dermatologie Et De Venereologie
    |January 1, 1986
    PubMed
    Summary
    This summary is machine-generated.

    Skin expanders, introduced in 1976, gradually fill with saline to stretch skin for reconstructive surgery. This technique, particularly for giant nevi on the face, scalp, and neck, yields satisfactory results with preserved sensation and minimal scarring.

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    Area of Science:

    • Plastic Surgery
    • Biomaterials Science

    Background:

    • Silicone skin expanders, introduced by Radovan in 1976, leverage the skin's natural elasticity, observed during pregnancy, for tissue augmentation.
    • These devices are surgically placed under the skin and gradually inflated with saline solution via a needle and valve system.

    Observation:

    • Skin expansion typically takes 6 to 8 weeks, with transient redness as a common side effect.
    • A thin capsule may form around the expander but generally does not require removal.
    • The study analyzed 33 expansions in 26 patients, with giant nevi being the most frequent indication (20 cases).

    Findings:

    • The most common treatment sites were the face, scalp, and neck (27/33 cases).
    • Complications occurred in 21% of cases, necessitating expander removal in 5 instances, though expansion was often completed after prosthesis replacement.

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  • Repair surgery using expanded skin demonstrated satisfactory outcomes, with the expanded skin matching adjacent areas in color and texture, and preserving sensation.

    • Implications:

    • Skin expansion facilitates the creation of local flaps, offering optimal solutions for skin replacement by inducing hyperlaxity adjacent to pathological areas.
    • The technique resulted in no skin retraction and scars showed no tendency towards hypertrophic reactions or distension.
    • This method expands reconstructive possibilities in plastic surgery, particularly for large skin defects.