Surgery – Truss – Perineal
Patent
1981-06-16
1984-02-21
Lesmes, George F.
Surgery
Truss
Perineal
128 3, 128 20, A61B 132
Patent
active
044323514
ABSTRACT:
A vaginal speculum comprising an introitus engaging ring member and a pair of vagina engaging members of arcuate shape slidable through the ring member. The introitus engaging ring member is inserted into the introitus and the vagina engaging members are moved through the ring member in the direction of the arrow A. As the vagina engaging members are moved through the ring member into the vagina, ends move apart, thereby dilating the interior of the vagina.
In another embodiment of the invention the vagina engaging members are pivotally connected to the introitus engaging ring member.
REFERENCES:
patent: 151228 (1874-05-01), Knaffl
patent: 1020281 (1912-03-01), Hall
patent: 3568665 (1971-03-01), Lindgren et al.
patent: 3575163 (1971-04-01), Gaspar
patent: 3702606 (1972-11-01), Barnard
patent: 3752149 (1973-08-01), Ungar et al.
patent: 3841318 (1974-10-01), Olson
patent: 4206750 (1980-06-01), Kaivola
Institute for Industrial Research and Standards
Lesmes George F.
Swisher Nancy A. B.
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