Ultrasonic treatment instrument for articulations, and treatment method thereof
Abstract:
The treatment section integrally includes, on the distal side of a probe, a cortical bone abrasion portion which abrades a living body tissue or a bone among treated target parts by mechanical abrasion by ultrasonic vibration, and a cartilage abrasion portion which generates heat by ultrasonic vibration and abrades a cartilage among the treated target parts by dissolutive abrasion.
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