Surgery – Truss – Pad
Patent
1974-03-08
1976-02-10
Trapp, Lawrence W.
Surgery
Truss
Pad
A61F 546
Patent
active
039372170
ABSTRACT:
An intrauterine contraceptive device, resembling the shape of T, deviating from that, however, by having in the end of a vertical arm a loop which is easy to compress for insertion and having in the upper end of the vertical arm two arms departing to opposite sides and jointed smoothly to the vertical arm so that the bending radius is relatively big, the angle between the horizontal and vertical arm being preferably smaller than 90.degree..
REFERENCES:
patent: 533120 (1895-01-01), Ferguson
patent: 3454004 (1969-07-01), Leininger et al.
patent: 3516403 (1970-06-01), Cournut
patent: 3533406 (1970-10-01), Tatum
patent: 3678927 (1972-07-01), Soichet
Outokumpu Oy
Trapp Lawrence W.
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