COOLANT SUPPLY DEVICE OF CRYOSURGICAL APPARATUS TO APPLICATOR Russian patent published in 2019 - IPC A61B18/02 

FIELD: medical equipment.

SUBSTANCE: device relates to medical equipment and is intended for use in surgical operations with deep freezing of pathological tissues using liquid nitrogen. Device for coolant supply of cryosurgical apparatus into applicator comprises coolant supply system made in form of steam line and coaxially arranged movable and fixed tubes. Fixed tube is fixed in the steam pipeline, the movable tube enters the fixed one with minimum clearance, is made with possibility of movement inside the fixed tube along the whole length, pull-out for the applicator connection with the support into its bottom and insertion into the fixed tube with provision of coolant supply to the whole length of the applicator. Steam pipeline is designed so that to provide a tight connection with the applicator, and the movable tube is made with slots in the end part and holes in the side surface.

EFFECT: invention allows to expand functional capabilities of the device.

1 cl, 5 dwg