JOINT OF PROSTHESIS Russian patent published in 1998 - IPC

FIELD: medical technology. SUBSTANCE: this is intended for use of prosthesis of upper and lower limbs. Prosthesis has following components: stationary sleeve, central axle, movable sleeve, fixing device with pusher, links and spring-biased lever. Fixing device is made in the form of roller coupling. Holder of coupling is secured on stationary sleeve coaxial to central axle. Hub of roller coupling which is rigidly connected with movable sleeve has second row of recesses which accommodate spring-biased rollers. Recesses of each row are directed in opposite sides. Mounted on central axle is additional pusher. Both pushers are provided with protrusions for interaction with rollers. Pushers are pivotally connected by links with spring-biased lever. Aforesaid embodiment of joint for prosthesis prolongs its service life. EFFECT: higher efficiency. 3 dwg