The methods include posterior ring internal fixation by using sacral bars, four-hole square plates or cancellous screws with anterior ring fixed by plates.
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。
Objective To compare the clinical treatment of four types of anterior fixation system on the thoracolumbar spinal burst fracture.
目的比较四种前路内固定器械治疗胸腰段脊柱爆裂性骨折的临床效果。
Conclusions Four methods are advantages and disadvantages. clavicula hook plate is a good internal fixation for treatments of acromioclavicular dislocation.
结论四种内固定各有利弊，肩锁钩钢板固定术的疗效优于克氏针内固定，是一种较好的治疗肩锁关节脱位的方法。
Objective: To compare the biomechanical properties of four internal fixation instruments in tibia fracture.
目的：比较四种内固定器在人胫骨骨折时的生物力学特性。
Objective: to provide anatomic parameters for the surgical operation and designing the internal fixation instruments for four-corner arthrodesis.
目的：为研制适于腕骨四角融合术的内固定器械及手术方式提供解剖学参数。
Results: Seventy-four (51%) of the fractures were treated with external fixation and percutaneous pin fixation, and seventy were treated with dorsal, volar, or combined plate fixation.
结果：74处(51%)骨折采用经皮穿针外固定术，其余70处采用背侧、掌侧或双侧钢板内固定术。
Four treated methods had obvious advantage of reliable fixation, high rate of fracture healing and early joints movement function.
四种方法均有可早期活动关节、固定牢固、骨折愈合率高等优点。
Methods Twenty-four lumbar spondylolysis patients with no vertebral surge were treated with single vertebra reduction fixation and isthmic debridement and bone grafting.
目的研究腰椎椎弓峡 部不连下腰痛峡 部植骨固定的手术方法及应用价值。
Results: Compared with four kinds of other fixation devices, The force of anti-compress , anti-bend and anti-torsion of forearm interlocking intramedullary nails was more powerful.
结果：尺桡骨骨折交锁髓内钉固定比其它固定器固定具有更好的抗轴向压缩、抗弯曲、抗扭转性能。
Objective: To explore effect of four fixation methods for fracture of tibia and fibula.
目的：探讨4种不同固定方法治疗胫腓骨骨折的临床疗效。
Percutaneous fixation was indicated for only four patients, whose fractures were reducible via either fluoroscopic or arthroscopic guidance.
只有4例符合经皮内固定指征，采用了经关节镜或透视引导下的内固定治疗。
Four compound shock absorbers and shock-proof system. No need of fixation of equipment. Be applicable to any floor.
采用四套复合减震、吸震、避震系统，设备完全不需任何固定，可适用于任何楼层。
The utility model provides a constant magnetic field spoon shape bone-setting board used for the internal fixation of fracture of the area of the metaphysis of four limbs.
本实用新型提供了一种用四肢干骺端区域骨折内固定的恒磁场匙状接骨板。
Aim To explore the causes of curative effects and failure of fixation after treatment of the four-limb diaphysial fracture.
目的分析锁定接骨板治疗四肢长管状骨骨折后的疗效及失败原因。
Aim To explore the causes of curative effects and failure of fixation after treatment of the four-limb diaphysial fracture.
目的分析锁定接骨板治疗四肢长管状骨骨折后的疗效及失败原因。
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