SURGICAL INSTRUMENT FOR THE STERILISATION OF WOMEN BY FALLOPIAN TUBE LIGATURE

摘要

1466006 Sterilization by fallopian tube ligature DRAGERWERK AG 28 May 1974 [26 May 1973] 23681/74 Heading A5R In a surgical instrument for sterilization of women by fallopian tube ligature, a portion of a tube gripped by grippers 8', 8" of a pair of forceps 8 is drawn into the-forward conical opening of a probe tip 2 by the action of a spring ring 9, a freezing agent introduced into a silver wool containing cavity of the tip to ligature the tube, and an electric heating element 15 then energised to release the tube, the temperature of the tip being controlled by a sensor 16. The freezing agent is introduced through a conduit 11 and discharged through a tube 13, connections thereto being made via the free-end of the instrument handle together with a connection for the element 15. Space 14 surrounding conduit 11 and tube 13 is evacuated to provide thermal insulation.