×

Artificial gland for implantation in a human body

  • US 4,923,457 A
  • Filed: 11/21/1986
  • Issued: 05/08/1990
  • Est. Priority Date: 11/22/1985
  • Status: Expired due to Fees
First Claim
Patent Images

1. An artificial gland for implantation into a human body together with a reservoir for filling with a medicant solution with a syringe, the gland comprising:

  • a capillary tube for connection to the reservoir, a casing having a wall which is at least partly comprised of a semipermeable membrane for causing changes of pressure inside the casing by osmosis when the casing is implanted in a human body for delivery thereto of the medicant solution of the reservoir, the semipermeable membrane being rigid and the casing being provided in connection with the capillary tube, a flexible hose extending from an end of the capillary tube inside the casing to an opposite portion of the casing wall, the flexible hose being provided with a rod having a center bore that leads out through the opposite portion of the casing wall at one end and opening at its opposite end into a transversal bore leading to an exterior surface of the rod which is covered by the flexible hose.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×