FIELD: medicine, surgery. SUBSTANCE: cannula includes a body and a branch fixed on the central tube for the possibility to move, frontal and back heads. Mechanism for body moving relative to central tube contains eccentric lever loosely fixed on the back head to interact with a stop disk upon teflon seal which is connected with the body by conic surface. The back head is connected with the central tube by a slit clamp. Elastic tube is covered the frontal head. EFFECT: higher convenience, decreased blood hemolysis. 1 dwg
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|---|---|---|---|
| STOPPER | 1998 |
|
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| VERTEBRA ENDOPROSTHESIS (SECOND VARIANT) | 1997 |
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| MOSHKONOV'S ENDOPROSTHESIS OF VERTEBRAL (VERSION 10) | 1997 |
|
RU2141288C1 |
