FIELD: medicine. SUBSTANCE: device has sharpened machine screws with thread and head 3. Hexahedral case 2 is placed between the screws. Fastening part 7 is introduced into the device, which part has hole for head of machine screw, onto which nut 4 is screwed on for locking the fastening part relatively rod 5. Moreover, one unit of the assembly has groove 13 at its lower surface. The hexahedral case is located inside the groove and fixed rigidly. EFFECT: improved efficiency of treatment. 3 cl, 3 dwg
Authors
Dates
1995-09-10—Published
1991-10-04—Filed