LIQUID SUPPLY DEVICE FOR HYSTEROSCOPIC SURGICAL INTERVENTIONS (VARIANTS) Russian patent published in 1999 - IPC

FIELD: medicine; surgery. SUBSTANCE: device has first and second liquid main lines communicating with uterus cavity of sick woman. First and second measuring appliances are intended for measuring of amount of liquid coming into uterus and flowing out of it. Measuring appliances produce electronic signals which arrive at regulator. The latter uses them for calculation of value indicating the difference between liquid inflow and outflow. Then this difference is compared with preliminarily set value. If the latter is exceeded, surgeon knows that absorption of extremely large amount of liquid takes place in patient's organism, and procedure may be stopped. EFFECT: thorough checking of amount of liquid used. 13 cl, 3 dwg