目的:探讨颈椎间盘置换的手术适应证,分析Bryan颈椎间盘假体手术操作要点,并对手术治疗的效果从医师和患者两方面进行评价.方法:2003年12月~2004年6月,于本院骨科颈椎病中心连续进行27例(35个节段)Bryan颈椎间盘假体置换术.为观察置换...目的:探讨颈椎间盘置换的手术适应证,分析Bryan颈椎间盘假体手术操作要点,并对手术治疗的效果从医师和患者两方面进行评价.方法:2003年12月~2004年6月,于本院骨科颈椎病中心连续进行27例(35个节段)Bryan颈椎间盘假体置换术.为观察置换间隙的活动范围(ROM,range of motion),本组患者术前、术后均进行颈椎过伸、过屈位,左、右侧屈位的X线平片检查.所有患者手术前后经过系统的物理检查,并由医师进行JOA评分,术后结合患者的主观感觉进行治疗效果的Odom评级.结果:本组患者全部经过1~8个月(平均5.2个月)的随访.术后27例患者均症状明显缓解、脊髓功能改善,随访超过3个月的15例患者JOA评分由术前平均9.2(7~12)上升至术后平均15.5(13~17).Odom评级:优10例,良5例,可0例,差0例.置换节段前屈后伸活动范围平均5.12°(4.2~6.5°);左右侧屈活动范围分别为平均3.18°(1.5~4.1°)和3.28°(2.2~4.3°).没有发现明显的颈椎生理弧度的丢失.结论:单、双节段的颈人工椎间盘置换术维持了颈椎正常的活动范围,取得较为理想的治疗效果,为颈椎病的治疗提供了一种新的选择.展开更多
Background:The footprint of most prostheses is designed according to Caucasian data.Total disc replacement (TDR) has been performed widely for cervical degenerative diseases in China.It is essential to analyze the ...Background:The footprint of most prostheses is designed according to Caucasian data.Total disc replacement (TDR) has been performed widely for cervical degenerative diseases in China.It is essential to analyze the match sizes of prostheses footprints and Chinese cervical anatomic dimensions in our study.Methods:The anatomic dimensions of the C4-C7 segments of 138 patients (age range 16-77 years) in a Chinese population were measured by computed tomography scans.We compared the footprints of the most commonly used cervical disc prostheses (Bryan:Medtronic,Minneapolis,MN,USA; Prestige LP:Medtronic,Fridley,Minnesota,USA; Discover:DePuy,Raynham,MA,USA; Prodisc-C:Synthes,West Chester,PA,USA) in China with Chinese cervical anatomic dimensions and assessed the match of their size.Results:The mismatch of available dimensions of prostheses and anatomic data of cervical endplates ranged from 17.03% (C4/C5,Prestige LP,Prodisc-C) to 57.61% (C6/C7,Discover) in the anterior-posterior (AP) diameter,and 35.51% (C4/C5,Prodisc-C,Prestige LP) to 94.93% (C6/C7,Bryan) in the center mediolateral (CML) diameter.About 21.01% of endplates were larger than the largest prostheses in the AP diameter and 57.25% in the CML diameter.All available footprints of prostheses expect the Bryan with an unfixed height,can accommodate the disc height (DH),however,36.23% of the middle DH was less than the smallest height of the prostheses.The average disc sagittal angles (DSAs) of C4-C7 junctions were 5.04°,5.15°,and 4.13° respectively.Only the Discover brand had a built-in 7° lordotic angle,roughly matching with the DSA.Conclusions:There is a large discrepancy between footprints of prostheses and Chinese cervical anatomic data.In recent years,possible complications of TDR related with mismatch sizes are increasing,such as subsidence,displacement,and heterotopic ossification.Manufacturers of prostheses should introduce or produce additional footprints of prostheses f展开更多
目的探讨单节段颈椎前路术后吞咽困难的发生率及其潜在危险因素。方法回顾性分析2014年1月至2015年12月187例行单节段颈椎前路手术患者的病例资料,男117例,女70例;年龄19-78岁,平均49.71岁。采用颈椎前路减压融合术139例,颈椎间...目的探讨单节段颈椎前路术后吞咽困难的发生率及其潜在危险因素。方法回顾性分析2014年1月至2015年12月187例行单节段颈椎前路手术患者的病例资料,男117例,女70例;年龄19-78岁,平均49.71岁。采用颈椎前路减压融合术139例,颈椎间盘置换术48例。并记录术前、术后1周和术后1、3、6、12个月时患者的年龄、性别、体重指数、吸烟和饮酒史、手术时间、术中失血量、手术节段、切口长度、住院时间、术前气管锻炼情况、手术方式、颈椎曲度变化等资料。采用Bazaz评分系统和吞咽困难生活质量量表(swallowing quality of life,SWAL—QOL)评估吞咽困难的存在和严重性。根据术后1周患者Bazaz评分分为吞咽困难组和非吞咽困难组,通过单因素Х^2检验及单样本t检验分别对两组相关因素进行单因素分析,选取潜在变量进行多因素logistic回归分析,以明确导致吞咽困难的危险因素。结果术后1周,出现吞咽困难者99例(52.94%),术后1年16例(8.56%)。术前SWAL-QOL评分为(65.62±4.41)分,术后下降至(58.72±7.54)分,术后1年为(64.66±5.26)分。术后1周SWAL-QOL评分与手术时间相关(r=0.474,P〈0.001)。多因素分析显示患者术前气管锻炼(OR=0.302,95%CI:0.131,0.748)、手术时间〈60min(OR=0.407,95%CI:0.190,0.878)和人工颈椎间盘置换术(OR=O.211,95%CI:0.102,0.425)是降低术后吞咽困难发生率的独立相关因素。结论单节段颈椎前路术后吞咽困难症状的发生率和严重程度随着随访时间的延长逐渐降低,术前气管锻炼、缩短手术时间、行人工间盘置换术这些因素可能有助于减少术后吞咽困难的发生。展开更多
文摘目的:探讨颈椎间盘置换的手术适应证,分析Bryan颈椎间盘假体手术操作要点,并对手术治疗的效果从医师和患者两方面进行评价.方法:2003年12月~2004年6月,于本院骨科颈椎病中心连续进行27例(35个节段)Bryan颈椎间盘假体置换术.为观察置换间隙的活动范围(ROM,range of motion),本组患者术前、术后均进行颈椎过伸、过屈位,左、右侧屈位的X线平片检查.所有患者手术前后经过系统的物理检查,并由医师进行JOA评分,术后结合患者的主观感觉进行治疗效果的Odom评级.结果:本组患者全部经过1~8个月(平均5.2个月)的随访.术后27例患者均症状明显缓解、脊髓功能改善,随访超过3个月的15例患者JOA评分由术前平均9.2(7~12)上升至术后平均15.5(13~17).Odom评级:优10例,良5例,可0例,差0例.置换节段前屈后伸活动范围平均5.12°(4.2~6.5°);左右侧屈活动范围分别为平均3.18°(1.5~4.1°)和3.28°(2.2~4.3°).没有发现明显的颈椎生理弧度的丢失.结论:单、双节段的颈人工椎间盘置换术维持了颈椎正常的活动范围,取得较为理想的治疗效果,为颈椎病的治疗提供了一种新的选择.
基金This work was supported by grants from the National Natural Science Foundation of China (No: 81141001, 81270114).
文摘Background:The footprint of most prostheses is designed according to Caucasian data.Total disc replacement (TDR) has been performed widely for cervical degenerative diseases in China.It is essential to analyze the match sizes of prostheses footprints and Chinese cervical anatomic dimensions in our study.Methods:The anatomic dimensions of the C4-C7 segments of 138 patients (age range 16-77 years) in a Chinese population were measured by computed tomography scans.We compared the footprints of the most commonly used cervical disc prostheses (Bryan:Medtronic,Minneapolis,MN,USA; Prestige LP:Medtronic,Fridley,Minnesota,USA; Discover:DePuy,Raynham,MA,USA; Prodisc-C:Synthes,West Chester,PA,USA) in China with Chinese cervical anatomic dimensions and assessed the match of their size.Results:The mismatch of available dimensions of prostheses and anatomic data of cervical endplates ranged from 17.03% (C4/C5,Prestige LP,Prodisc-C) to 57.61% (C6/C7,Discover) in the anterior-posterior (AP) diameter,and 35.51% (C4/C5,Prodisc-C,Prestige LP) to 94.93% (C6/C7,Bryan) in the center mediolateral (CML) diameter.About 21.01% of endplates were larger than the largest prostheses in the AP diameter and 57.25% in the CML diameter.All available footprints of prostheses expect the Bryan with an unfixed height,can accommodate the disc height (DH),however,36.23% of the middle DH was less than the smallest height of the prostheses.The average disc sagittal angles (DSAs) of C4-C7 junctions were 5.04°,5.15°,and 4.13° respectively.Only the Discover brand had a built-in 7° lordotic angle,roughly matching with the DSA.Conclusions:There is a large discrepancy between footprints of prostheses and Chinese cervical anatomic data.In recent years,possible complications of TDR related with mismatch sizes are increasing,such as subsidence,displacement,and heterotopic ossification.Manufacturers of prostheses should introduce or produce additional footprints of prostheses f
文摘目的探讨单节段颈椎前路术后吞咽困难的发生率及其潜在危险因素。方法回顾性分析2014年1月至2015年12月187例行单节段颈椎前路手术患者的病例资料,男117例,女70例;年龄19-78岁,平均49.71岁。采用颈椎前路减压融合术139例,颈椎间盘置换术48例。并记录术前、术后1周和术后1、3、6、12个月时患者的年龄、性别、体重指数、吸烟和饮酒史、手术时间、术中失血量、手术节段、切口长度、住院时间、术前气管锻炼情况、手术方式、颈椎曲度变化等资料。采用Bazaz评分系统和吞咽困难生活质量量表(swallowing quality of life,SWAL—QOL)评估吞咽困难的存在和严重性。根据术后1周患者Bazaz评分分为吞咽困难组和非吞咽困难组,通过单因素Х^2检验及单样本t检验分别对两组相关因素进行单因素分析,选取潜在变量进行多因素logistic回归分析,以明确导致吞咽困难的危险因素。结果术后1周,出现吞咽困难者99例(52.94%),术后1年16例(8.56%)。术前SWAL-QOL评分为(65.62±4.41)分,术后下降至(58.72±7.54)分,术后1年为(64.66±5.26)分。术后1周SWAL-QOL评分与手术时间相关(r=0.474,P〈0.001)。多因素分析显示患者术前气管锻炼(OR=0.302,95%CI:0.131,0.748)、手术时间〈60min(OR=0.407,95%CI:0.190,0.878)和人工颈椎间盘置换术(OR=O.211,95%CI:0.102,0.425)是降低术后吞咽困难发生率的独立相关因素。结论单节段颈椎前路术后吞咽困难症状的发生率和严重程度随着随访时间的延长逐渐降低,术前气管锻炼、缩短手术时间、行人工间盘置换术这些因素可能有助于减少术后吞咽困难的发生。