Surgery – Truss – Perineal
Patent
1976-04-30
1978-02-14
Frinks, Ronald L.
Surgery
Truss
Perineal
128402, A61H 1900, A61F 700
Patent
active
040732894
ABSTRACT:
A method of suppressing spermatogenesis in domestic mammals having a scrotum by applying ultrasonic vibrations to the testes in said scrotum. More particularly, a method of suppressing spermatogenesis by sonicating the testes in said scrotum by immersing the scrotum in an ultrasonic coupling agent and applying ultrasonic vibrations thereto.
REFERENCES:
patent: 2970073 (1961-01-01), Prange
patent: 3499437 (1970-03-01), Balamuth
patent: 3867929 (1975-02-01), Joyner et al.
Fahim et al., "Heat in Male Contraception," Contraception, vol. 11, No. 5, May 1975, pp. 549-562.
Cohen Lee S.
Fishel Grace J.
Frinks Ronald L.
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