Background L-shaped incision of pronator quadratus （PQ） muscle along its radial and distal borders was always taken for distal radius fractures reduction and internal fixation.Repair of the PQ muscle was always reco...Background L-shaped incision of pronator quadratus （PQ） muscle along its radial and distal borders was always taken for distal radius fractures reduction and internal fixation.Repair of the PQ muscle was always recommended at the end of operation for some instructive reasons.But repair of PQ is not satisfied because of poor quality of muscle and fascial tissues which may cause pain or impede forearm pronation and supination for post-operative scarring around PQ.Inserting the locking palmar plate to pass under the pronator quadratus muscle and the locking screws are inserted through miniincisions in pronator quadratus in some patients with distal radius fractures is a reasonable technique which can preserve the pronator quadratus.The purpose of this study was to evaluate and compare the clinical effects after volar plating of the distal radius fractures while preserving the pronator quadratus and pronator quadratus repair.Methods Between September 2010 and April 2012,65 patients （42 males and 23 females; aged 20-68 years and a mean age of 42.5 years） with distal radius fracture underwent open reduction and internal fixation using the volar locking palmar plates （Depuy or Smith companies）.The patients were classified as 23A-2 through 23C-3 according to the Orthopaedic Trauma Association （OTA） classifications.All surgeries were completed by the same trained team.The volar locking palmar plates of distal radius performed with preserving pronator quadratus group involved 30 patients including 19 males and 11 females and performed with pronator quadratus repair group involved 35 patients including 23 males and 12 females.We compared the two groups for wrist pain,forearm range of motion,grip strength,pedoperative complications and wrist functional recovery score.Results The minimum follow-up for the whole cohort was one year.The differences between the two groups were significant with regard to wrist pain,forearm range of motion,grip strength and wrist function at 1,2,and 6 weeks postoperatively,but insignificant at 6 and 12 months postoperatively.No significant differences were found in the pedoperative complications and radiographs postoperatively.Conclusions Preservation of the pronator quadratus muscle is a satisfactory method for the treatment of majority of the fractures of the distal radius with volar locking palmar plates,as this technique can yield better early wrist function and shorten the rehabilitation.展开更多
目的:探讨经掌侧入路锁定加压钢板内固定治疗不稳定右桡骨远端骨折的临床疗效。方法:回顾性分析我院于2014年6月至2017年6月收治的行掌侧入路锁定加压钢板内固定治疗的不稳定右桡骨远端骨折患者53例,观察患者临床疗效、骨折愈合情况、...目的:探讨经掌侧入路锁定加压钢板内固定治疗不稳定右桡骨远端骨折的临床疗效。方法:回顾性分析我院于2014年6月至2017年6月收治的行掌侧入路锁定加压钢板内固定治疗的不稳定右桡骨远端骨折患者53例,观察患者临床疗效、骨折愈合情况、腕关节恢复情况、术后并发症发生情况。结果:末次随访根据Gartland and Werlkey功能评分发现手术治疗优良率为94.34%;末次随访患者掌倾角、尺偏角、桡骨长度相对术前均有明显改善(P<0.05); 53例患者术后均未见并发症发生;骨折愈合时间为(8.45±1.47)周;至末次随访,腕关节活动度恢复至健侧78%～100%,握力恢复至健侧72%～91%。结论:经掌侧入路锁定加压钢板内固定治疗不稳定右桡骨远端骨折临床疗效较好,可最大程度恢复桡骨长度、掌倾角、尺偏角,且术后腕关节恢复良好,术后未见并发症发生。展开更多
文摘Background L-shaped incision of pronator quadratus （PQ） muscle along its radial and distal borders was always taken for distal radius fractures reduction and internal fixation.Repair of the PQ muscle was always recommended at the end of operation for some instructive reasons.But repair of PQ is not satisfied because of poor quality of muscle and fascial tissues which may cause pain or impede forearm pronation and supination for post-operative scarring around PQ.Inserting the locking palmar plate to pass under the pronator quadratus muscle and the locking screws are inserted through miniincisions in pronator quadratus in some patients with distal radius fractures is a reasonable technique which can preserve the pronator quadratus.The purpose of this study was to evaluate and compare the clinical effects after volar plating of the distal radius fractures while preserving the pronator quadratus and pronator quadratus repair.Methods Between September 2010 and April 2012,65 patients （42 males and 23 females; aged 20-68 years and a mean age of 42.5 years） with distal radius fracture underwent open reduction and internal fixation using the volar locking palmar plates （Depuy or Smith companies）.The patients were classified as 23A-2 through 23C-3 according to the Orthopaedic Trauma Association （OTA） classifications.All surgeries were completed by the same trained team.The volar locking palmar plates of distal radius performed with preserving pronator quadratus group involved 30 patients including 19 males and 11 females and performed with pronator quadratus repair group involved 35 patients including 23 males and 12 females.We compared the two groups for wrist pain,forearm range of motion,grip strength,pedoperative complications and wrist functional recovery score.Results The minimum follow-up for the whole cohort was one year.The differences between the two groups were significant with regard to wrist pain,forearm range of motion,grip strength and wrist function at 1,2,and 6 weeks postoperatively,but insignificant at 6 and 12 months postoperatively.No significant differences were found in the pedoperative complications and radiographs postoperatively.Conclusions Preservation of the pronator quadratus muscle is a satisfactory method for the treatment of majority of the fractures of the distal radius with volar locking palmar plates,as this technique can yield better early wrist function and shorten the rehabilitation.
文摘目的:探讨经掌侧入路锁定加压钢板内固定治疗不稳定右桡骨远端骨折的临床疗效。方法:回顾性分析我院于2014年6月至2017年6月收治的行掌侧入路锁定加压钢板内固定治疗的不稳定右桡骨远端骨折患者53例,观察患者临床疗效、骨折愈合情况、腕关节恢复情况、术后并发症发生情况。结果:末次随访根据Gartland and Werlkey功能评分发现手术治疗优良率为94.34%;末次随访患者掌倾角、尺偏角、桡骨长度相对术前均有明显改善(P<0.05); 53例患者术后均未见并发症发生;骨折愈合时间为(8.45±1.47)周;至末次随访,腕关节活动度恢复至健侧78%～100%,握力恢复至健侧72%～91%。结论:经掌侧入路锁定加压钢板内固定治疗不稳定右桡骨远端骨折临床疗效较好,可最大程度恢复桡骨长度、掌倾角、尺偏角,且术后腕关节恢复良好,术后未见并发症发生。
