Patent ID: 9004920
Filing Date: 2015-04-14
Classification: A61B,A61C,B29C,B29K,B29L

Abstract:
1. A method for the amelioration of a recess in a porous, perforate material having cavities freed by the recess, comprising: providing a device comprising: pushing the device, with said guide pin and said amelioration sleeve, into the recess which has an internal diameter corresponding substantially to the external diameter of collar and amelioration sleeve, until the guide pin abuts against the bottom of the recess and/or engages in a guide taper arranged at the bottom of the recess, and then simultaneously liquefying the amelioration sleeve by applying said ultrasonic oscillations, whereby with pushing of the distal end of the collar into the recess, liquefied material is introduced into lateral cavities, adjoining the recess.