Surgery – Truss – Perineal
Patent
1978-07-20
1980-08-19
Frinks, Ronald L.
Surgery
Truss
Perineal
3 1, 3 12, A61B 1900
Patent
active
042178894
ABSTRACT:
An expansion device for temporary implantation beneath the skin and subcutaneous layer, there to be enlarged whereby to increase the surface area of tissue which overlays it, to provide a flap for use in plastic and reconstructive surgery. The device comprises an envelope with a substantially non-extensible base and a cover. Together the base and cover form an envelope. The cover is flexible, and when empty it is slack. The volume of the envelope is adjustably variable as a function of the amount of fluid it contains. Means is provided for admitting fluid to the envelope without puncturing the base or the cover.
REFERENCES:
patent: 3538917 (1970-11-01), Selker
patent: 3665520 (1972-05-01), Perras et al.
patent: 3744063 (1973-07-01), McWhorter et al.
patent: 3831583 (1974-08-01), Edmunds, Jr. et al.
patent: 3852833 (1974-12-01), Koneke et al.
patent: 3863622 (1975-02-01), Buuck
patent: 3934274 (1976-01-01), Hartley, Jr.
"The Expansion of an Area of Skin by Progressive Distension of a Subcutaneous Balloon," by Charle G. Neumann, Plastic and Reconstructive Surgery, vol. 19, No. 1, Feb. 1957, pp. 124-130.
Radovan Chedomir
Schulte Rudolf R.
Barger Larry N.
Frinks Ronald L.
Heyer-Schulte Corporation
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