AUXILIARY FORCEPS FOR HAND-ASSISTED LAPAROSCOPIC SURGERY (HALS)

摘要

PROBLEM TO BE SOLVED: To enhance reliability of a bar antenna by preventing a single core part from degrading.;SOLUTION: A bar antenna is provided with a single core part 3 made of ferromagnetic having a thin bar shape, a bobbin 4 which supports a coil conductor wound over the core 3 in an insulated state and wraps the core 3, a case 5 which contains the core 3, and the bobbin 4 and a potting material 6 which seals the core 3 and the bobbin 4 in the case 5 and is insulated from degrading factors for the core 3, such as temperature, humidity, oscillation and so on, by the potting material 6.;COPYRIGHT: (C)2001,JPO