Abstract: An inflated balloon (5) implanted in a patient (3) is provided with a high-frequency receiver system (7) wherein an electric current is induced upon the generation of a high-frequency, electromagnetic field outside the patient which electric current activates a puncturing device, such as an electric resistor element (11), in the balloon (5).
Type:
Grant
Filed:
March 22, 1988
Date of Patent:
March 13, 1990
Assignee:
Ballobes ApS
Inventors:
Erik Jacobsen, Christian Overland, Allan Northeved, Carsten Langkaer
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