防松螺钉 stop screw ; cap screw
防松螺钉、伞形头螺钉 cap screw
松紧螺钉 slack adjuster
骨松质螺钉 cancellous screws
松质骨螺钉 cancellous bone screw ; Cancellous screw
压力螺钉防松螺母 pressure screw check nut
调整螺钉松紧螺旋扣 adjustable screw ; adjusting screw
松不脱螺钉 Can't take off screws ; Pine doesn't bolt ; PF ; Captive screws
把螺钉放松 loosen a screw
防松铆钉螺栓 self-locking rivet bolt
此螺钉可适用于各部位的松质骨骨折，特别是关节内骨折。
The screw can be used in any cancellous bone fractures, especially the intraarticular fracture.
目的：评价自身增强可吸收螺钉在松质骨部位骨折内固定中的应用价值。
AIM: To evaluate the application of absorbable self-reinforced screws in the internal fixation of cancellous bone fracture.
固定方法有：前环骨折采用钢板固定；后环骨折分离采用骶骨棒，四孔方形钢板，松质骨螺钉固定。
The methods include posterior ring internal fixation by using sacral bars, four-hole square plates or cancellous screws with anterior ring fixed by plates.
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