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Compound prosthesis

  • US 3,189,921 A
  • Filed: 04/11/1962
  • Issued: 06/22/1965
  • Est. Priority Date: 04/11/1962
  • Status: Expired due to Term
First Claim
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1. A COMPOUND SURGICAL PROSTHESIS FOR INSERTION UNDER THE SKIN OF THE HUMAN BODY, COMPRISING:

  • AN EXTERIOR SURROUNDING WALL, SUBSTANTIALLY THE ENTIRE INTERIOR SURFACE OF SAID WALL BOUNDED BY A SURFACE LAYER WHICH IS INTEGRAL THEREWITH AND WHICH IS RELATIVELY IMPERVIOUS TO CELLULAR STRUCTURE OF THE HUMAN BODY BUT RELATIVELY PERVIOUS TO FLUIDS IN THE HUMAN BODY, AND THE EXTERIOR THICKNESS OF SAID WALL OUTSIDE SAID INTERIOR SURFACE LAYER INCLUDING SUBSTANTIALLY THE ENTIRE EXTERIOR SURFACE THEREOF BEING COMPRISED OF A FOAM-TYPE RESILIENT PLASTIC SURGICAL SPONGE MATERIAL HAVING A MYRIAD OF PORES EXTENDING THROUGHOUT IT ANS OPENING THROUGH SAID EXTERIOR SURFACE OF THE WALL, WHEREBY SAID EXTERIOR THICKNESS OF THE WALL IS RELATIVELY PERVIOUS TO BOTH SAID CELLULAR STRUCTURE AND FLUIDS OF THE HUMAN BODY, THERE BEING A SEALED CLOSURE IN SAID WALL,

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