Tocodynamometer

Details Tocodynamometer Tocodynamometer

1974-11-21

1976-03-23

Kamm, William E.

Surgery

Truss

Perineal

128 205P, A61B 510

Patent

active

039453731

ABSTRACT:
A tocodynamometer for providing an electrical output related to body surface displacement of a patient, comprising, a housing, a patient contacting member, a support assembly mounting the member for controlled movement relative to the housing in response to the displacement, and an electro-optical transducer assembly for converting the controlled movement into the electrical output, the transducer assembly comprising relatively movable members one of which is coupled to the patient contacting member for movement therewith to vary the output in response to the controlled movement. In another aspect the support assembly comprises at least one planar spring element having a first portion fixed to the housing and a second portion fixed to the member.

REFERENCES:
patent: 2294015 (1942-08-01), Salb et al.
patent: 2702354 (1955-02-01), Chorpening
patent: 3154066 (1964-10-01), Grindheim et al.
patent: 3181528 (1965-05-01), Brackin
patent: 3483861 (1969-12-01), Tiep
patent: 3704708 (1972-12-01), Iberall

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