Surgery – Controlled release therapeutic device or system – Implanted dynamic device or system
Patent
1981-07-16
1983-09-06
Apley, Richard J.
Surgery
Controlled release therapeutic device or system
Implanted dynamic device or system
3 1, A61M 700
Patent
active
044026943
ABSTRACT:
A body cavity access device for supplying a hormone to a patient including an implantable housing placed in the body and having an impermeable extracorporeal segment and a semipermeable subcutaneous segment. A hormone source such as live, hormone-producing cells, e.g., pancreatic islet cells is then removably positioned in the housing to provide a hormone supply to the patient. A sensor can be located within the subcutaneous segment and operably associated with a dispenser to release medication into the housing and to the patient.
REFERENCES:
patent: 3093831 (1963-06-01), Jordan
patent: 4298002 (1981-11-01), Ronel et al.
Ash Stephen R.
Loeb Marvin P.
Apley Richard J.
Biotek, Inc.
Wallen T. J.
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