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Manually actuated, self contained penile implant

  • US 4,602,621 A
  • Filed: 12/18/1984
  • Issued: 07/29/1986
  • Est. Priority Date: 12/18/1984
  • Status: Expired due to Fees
First Claim
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1. An implantable penile prosthesis comprising an elongated cylinder for disposition within the penis and having a longitudinal axis, said cylinder having a front portion for disposition in the distal portion of the penis, a rear portion for disposition inside the proximal portion of the penis and a hollow inflatable section located therebetween, said cylinder including manually operable actuating means comprising displacement means for moving longitudinally a first predetermined distance toward one end of said cylinder, a hydraulic chamber of a first predetermined volume and having a hydraulic fluid therein, first moveable piston means coupled to said displacement means, fluid reservoir means coupled to said inflatable section, said fluid reservoir means being of a second predetermined volume and having an operating fluid therein, said second volume being substantially greater than said first volume, second piston means coupled to said hydraulic chamber, said first piston means moving in response to the movement of said displacement means for forcing said hydraulic fluid to be expelled from said hydraulic chamber, whereupon said second piston means moves for forcing said operating fluid in said fluid reservoir means into said inflatable section to pressurize said inflatable section, whereupon said section moves from a non-erect, flaccid state to an erect, rigid state.

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