Surgery – Truss – Pad
Patent
1981-12-11
1984-03-20
Cohen, Lee S.
Surgery
Truss
Pad
A61B 504
Patent
active
044374674
ABSTRACT:
An apparatus for use in monitoring fetal heartbeat and the like. The apparatus includes a tubular member having a distal end adapted to be inserted through the vagina and cervix of a woman in labor. A coil is movably mounted in the tubular member and is adapted to be rotatably attached to the fetus. A linear to rotary converter is provided for applying a rotary force to turn the coil for attaching to the fetus in response to the linear force applied by a user to the additional elements and additional means serve to yieldably r esist the linear force applied by the user.
REFERENCES:
patent: Re28990 (1976-10-01), Hon et al.
patent: 4180080 (1979-12-01), Murphy
patent: 4281659 (1981-08-01), Farrar et al.
patent: 4294258 (1981-10-01), Bernard
patent: 4301806 (1981-11-01), Helfer
patent: 4321931 (1982-03-01), Hon
Helfer Joel N.
King Phillip W.
American Home Products Corporation
Blocker Edward M.
Cohen Lee S.
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