Inflation syringe assembly for percutaneous transluminal angioplasty
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United States of America Patent
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-
May 23, 1989
Grant Date -
N/A
app pub date -
Oct 14, 1986
filing date -
Oct 14, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An inflation device in the form of a syringe assembly for pressurization and depressurization of a ballon catheter includes a manually actuated lever used to disengae a half nut from controlled threaded advancement of a threaded rod which moves a piston. The threaded engagement between the half nut and the rod is such that about one half of the circumference of the rod is engaged, and disengagement movement of the half nut from the rod occurs transversely to the longitudinal axis of the rod.
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