Electro-surgical unit pencil apparatus having a removable shroud

  • US 6,142,995 A
  • Filed: 11/11/1998
  • Issued: 11/07/2000
  • Est. Priority Date: 12/11/1992
  • Status: Expired due to Term
First Claim
Patent Images

1. An electro-surgical unit (ESU) pencil apparatus comprising, in combination:

  • a removable elongated shroud, adaptably fitted over an external surface of an electro-surgical pencil, said removable elongated shroud comprising a conduit having an open proximal end, an open distal end, and a generally semi-circular shaped hollow interior along more than half of its length and a handpiece holder formed within at least a portion of a top outer surface of the conduit, said conduit further comprising a tapered portion surrounding said electro-surgical means and in communication with the open distal end of the conduit for both increasing suction of smoke from the open distal end of said conduit upwardly to the open proximal end of said conduit and increasing visibility at the open distal end of said conduit during surgery;

    electro-surgical means located within a portion of said shroud and having an electro-surgical tip that extends beyond the open distal end of the conduit of said shroud for use in surgery;

    an external conduit coupled to said open proximal end of the conduit of said elongated shroud for exhausting smoke located within said shroud; and

    smoke evacuation means coupled to said external conduit for exhausting smoke passing from said conduit into said external conduit.

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