FIELD: medical engineering. SUBSTANCE: screwdriver end fitting 7 expanding on inclined lateral sides is to be inserted into slot in head of screw having inner walls inclined at acute angle with respect to base and bushing 8 is to be moved along axis of rod by turning coupling 9 and holding rod handle 5 to enable locking member disposed on bushing 8 to embrace screw head. EFFECT: more reliable fixation in withdrawal and insertion of screw. 2 cl, 6 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| SCREW FOR OSTEOSYNTHESIS, DEVICE FOR DRIVING IN SAME AND RETAINER FOR THIS SCREW | 1991 |
|
RU2033106C1 |
| SCREWDRIVER FOR OSTEOSYNTHESIS | 0 |
|
SU1725866A1 |
| DEVICE FOR OSTEOSYNTHESIS | 1991 |
|
RU2029513C1 |
| SCREW FOR OSTEOSYNTHESIS AND SCREWDRIVER FOR INTRODUCING AND REMOVING THE SCREW | 0 |
|
SU1648425A1 |
| SCREWDRIVER AND SCREW FOR OSTEOSYNTHESIS | 0 |
|
SU1718885A1 |
| DEVICE FOR WITHDRAWAL OF SCREW IN OSTEOSYNTHESIS | 0 |
|
SU1776391A1 |
| CANNULATED SCREW FOR MINIMALLY INVASIVE OSTEOSYNTHESIS OF UNSTABLE PELVIC RING INJURIES | 2019 |
|
RU2706140C1 |
| CROSS-BAR SCREWDRIVER | 2018 |
|
RU2748504C2 |
| DEVICE FOR PERFORMING BONE SCREW EXTRACTION | 2000 |
|
RU2185798C2 |
| SCREW FOR OSTEOSYNTHESIS AND APPARATUS FOR INTRODUCING IT | 0 |
|
SU858807A1 |
