ULTRASONIC SURGICAL INSTRUMENT Russian patent published in 1997 - IPC

Abstract RU 2095029 C1

FIELD: medical engineering. SUBSTANCE: instrument has ultrasonic converter, concentrator and waveguide with bent operating part in the form of circular cutting instrument with rounded section in its plane. Circular cutting instrument is made open with width of split ring recess h = (2,5...3,0)δ, where δ - is thickness of treated vessel wall. Toothed knurl is made on internal surface of split ring of open circular cutting instrument. EFFECT: reduced traumatic injuries. 5 dwg

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RU 2 095 029 C1

Authors

Pedder V.V.

Shkuro Ju.V.

Novikov A.A.

Popov B.G.

Okhotina G.N.

Dates

1997-11-10—Published

1995-06-08—Filed