Impacter equipment for a polyethylene core or cup for acetabular implant

• Main Authors: DR BOIZOT, COHEN G, DR SIMONNET, DR DORE, HUC DE BAT JM, DELFOSSE J
• Format: Patent
• Language: English; French
• Published: 12.08.1994
• Edition: 5
• Subjects: BANDAGES, DRESSINGS OR ABSORBENT PADS; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; FILTERS IMPLANTABLE INTO BLOOD VESSELS; FIRST-AID KITS; FOMENTATION; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; PROSTHESES; TREATMENT OR PROTECTION OF EYES OR EARS

This apparatus, which comprises a spherical head (T) capable of interacting with a hemispherical cavity of the core or of the cup is noteworthy in that the head is in two parts (1) and (2) which are coupled with capacity of elastic movement towards one another, in order to be automatically expanded after introduction to the cavity, with a view to holding the core or the cup in position. Cet appareil qui comprend une tête sphérique (T) apte à coopérer avec cavité hémisphérique du noyau ou de la cupule est remarquable en ce que la tête est en deux parties (1) et (2) accouplées avec capacité de rapprochement élastique, pour être automatiquement expansées après introduction dans la cavité, en vue du maintien en position du noyau ou de la cupule.