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What a Patient Sees in the Mirror: Validation of the Truncal Anterior Asymmetry Scoliosis Questionnaire 病人在镜子里看到的:验证躯干前侧不对称脊柱侧凸问卷
IF 0.6 Q4 ORTHOPEDICS Pub Date : 2022-04-28 DOI: 10.1097/JPO.0000000000000433
B. Lonner, C. Toombs, Suken A. Shah, T. Bastrom, Phedra Penn, K. Bright, Carrie Stern, M. Roy-Beaudry, M. Beauséjour, Geraldine I. Neiss, Andrea Castillo, S. Parent
ABSTRACT Introduction Self-image and body shape are important to adolescent idiopathic scoliosis (AIS) patients. The impact of scoliosis on anterior trunk shape has been incompletely studied. The Truncal Anterior Asymmetry Scoliosis Questionnaire (TAASQ) was developed to assess anterior truncal appearance concerns and mental preoccupation and behavioral modification related to those concerns. The purpose of this study is to validate TAASQ in AIS. Methods A total of 105 female surgical AIS patients (average age, 14.9 years; mean Cobb, 53°) completed the TAASQ, Spinal Appearance Questionnaire (SAQ), and Scoliosis Research Society Questionnaire (SRS-22) questionnaires. TAASQ was developed with breast cancer researchers and piloted in 13 perioperative adolescent and adult idiopathic scoliosis patients. TAASQ contains 14 questions, both response scale and free response. Questions are categorized into three domains: breast, appearance, and clothing. Internal consistency/reliability (Cronbach's α) and concurrent validity were determined. Results Internal consistency was 0.86, 0.77, and 0.84 for clothing, appearance, and breast domains, respectively (good to excellent). Domains and subdomains of the TAASQ correlate well with the image domain of the SRS-22 but not with the SAQ. However, given that the TAASQ was designed to assess concerns with anterior appearance, the correlation with the image domain establishes concurrent validity of the questionnaire. Conclusions TAASQ is a reliable and valid measure of the concerns and behavioral modifications related to anterior truncal appearance in female AIS patients. Further study of TAASQ will help clinicians counsel patients on the impact of surgery on anterior truncal deformity. Clinical Relevance There is a clinical lack of knowledge about the significant self-image and anterior body shape concerns of adolescent females with AIS. The TAASQ has been developed to assess concerns related to anterior truncal appearance and mental preoccupation and behavioral modification.
自我形象和体型对青少年特发性脊柱侧凸(AIS)患者很重要。脊柱侧凸对前干形状的影响尚未完全研究。开发了躯干前路不对称脊柱侧凸问卷(TAASQ)来评估躯干前路外观问题以及与这些问题相关的精神关注和行为改变。本研究的目的是验证TAASQ在AIS中的应用。方法共105例女性外科AIS患者(平均年龄14.9岁;mean Cobb, 53°)完成TAASQ、脊柱外观问卷(SAQ)和脊柱侧凸研究学会问卷(SRS-22)。TAASQ是由乳腺癌研究人员开发的,并在13名围手术期青少年和成人特发性脊柱侧凸患者中进行了试点。TAASQ包含14个问题,包括作答量表和自由作答。问题分为三个方面:乳房、外表和服装。测定内部一致性/信度(Cronbach’s α)和并发效度。结果服装、外观和乳房领域的内部一致性分别为0.86、0.77和0.84(良至优)。TAASQ的域和子域与SRS-22的图像域相关良好,但与SAQ不相关。然而,考虑到TAASQ的设计是为了评估对前外观的关注,与图像域的相关性建立了问卷的并发效度。结论TAASQ是一种可靠、有效的测量女性AIS患者对前截骨外观的关注和行为改变的方法。进一步研究TAASQ将有助于临床医生就手术对前截骨畸形的影响向患者提供建议。临床缺乏对青少年女性AIS患者显著的自我形象和前形体关注的认识。TAASQ的发展是为了评估与前截骨外观、精神专注和行为改变有关的问题。
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引用次数: 1
A Comparison of the Effects of Pin and Vacuum-Assisted Suspension Systems in Individuals With Transtibial Amputation 针与真空辅助悬架系统在胫骨截肢患者中的效果比较
IF 0.6 Q4 ORTHOPEDICS Pub Date : 2022-04-28 DOI: 10.1097/JPO.0000000000000432
Senay Cerezci Duygu, Bahar Anaforoğlu, F. Erbahçeci
ABSTRACT Introduction Suspension systems are essential components for a lower-limb prosthesis, as they provide sufficient prosthetic fit. Although various adverse and positive effects have been reported for suspension systems, it is important to determine the effects on the prosthesis users in detail. Objective The aim of this study was to compare the pin suspension system (PSS) with the vacuum-assisted suspension system (VASS) in terms of parameters including walking capacity, functional mobility, weight bearing on the operated side, prosthesis satisfaction, and body image perception. Study Design This is an original research report. Methods Nine individuals with transtibial amputation were evaluated. Both suspension systems were applied consecutively. Initially, participants used the PSS for 3 months after fabrication and adjustment of the prosthesis and a prosthetic training period. They then used the VASS for 3 months after a similar training period. After both prosthetic systems had been adjusted, L.A.S.A.R. Posture was used to determine weight bearing on the prosthetic side. The 6-minute walk test was applied for walking capacity, the timed up-and-go test was used to determine functional mobility, the Prosthetic Satisfaction Index was used for prosthetic satisfaction, and the Amputee Body Image Scale was used for body image perception. Results Significant differences were observed between PSS and VASS in terms of prosthetic side weight-bearing ratios, walking capacity, functional mobility, and prosthetic satisfaction (P < 0.05), all in favor of VASS. No significant difference was determined in terms of body image scores (P > 0.05). Conclusion In terms of function and prosthetic satisfaction in individuals with transtibial amputation, VASS was determined to be superior. The available evidence suggests that if there is no contraindication for the use of VASS, it may contribute to the individual with amputation functionally and increase the satisfaction with the prosthesis. Clinical Relevance Vacuum systems can make a positive contribution to reaching the goals for prosthesis users who are targeted to have high physical activity levels. This positive contribution includes increased weight transfer to the prosthetic side, an increase in mobility determinants, and increased prosthesis satisfaction, which has many dimensions.
悬吊系统是下肢假肢的重要组成部分,因为它们提供了足够的假肢配合。虽然已经报道了悬浮系统的各种不利和积极的影响,但详细确定对假体使用者的影响是很重要的。目的比较针悬吊系统(PSS)与真空辅助悬吊系统(VASS)在行走能力、功能活动能力、手术侧负重、假体满意度和身体形象感知等方面的差异。研究设计这是一份原始研究报告。方法对9例经胫骨截肢患者进行临床评价。两种悬架系统连续应用。最初,参与者在假体的制造和调整以及假体训练期后使用PSS 3个月。在类似的训练期后,他们使用VASS长达3个月。两个假体系统调整后,使用L.A.S.A.R.姿势来确定假体一侧的承重。行走能力采用6分钟步行测试,功能活动能力采用定时起跑测试,义肢满意度指数采用义肢满意度指数,身体形象感知采用截肢者身体形象量表。结果PSS与VASS在义肢侧负重比、行走能力、功能活动能力、义肢满意度等方面均有显著性差异(P < 0.05),均有利于VASS。两组身体形象评分差异无统计学意义(P < 0.05)。结论在经胫骨截肢患者的功能和义肢满意度方面,VASS具有优势。现有证据表明,如果使用VASS无禁忌症,它可能有助于截肢患者的功能,并提高对假体的满意度。临床相关性真空系统可以为达到具有高体力活动水平的假体使用者的目标做出积极贡献。这种积极的贡献包括增加重量转移到假体一侧,增加活动决定因素,增加假体满意度,这有很多方面。
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引用次数: 0
Scoping Review of Mechanical Testing of the Structural and Material Properties of Lower-Limb Prosthetic Sockets 下肢假肢套结构和材料性能的力学测试范围综述
IF 0.6 Q4 ORTHOPEDICS Pub Date : 2022-04-13 DOI: 10.1097/JPO.0000000000000424
Gila Baer, S. Fatone
ABSTRACT Introduction Lower-limb amputations account for most cases seen by certified prosthetists in the United States. Fundamental to the success of a lower-limb prosthesis is the socket, and fundamental to the success of a socket is safety and durability. Currently, there are no standards specific to ensuring the safety and durability of lower-limb prosthetic sockets. The purpose of this scoping review was to describe the mechanical testing procedures used to date to assess the structural and material properties of lower-limb prosthetic sockets, with a view to informing the development of future standards. Methods A systematic search was conducted in PubMed, Cumulative Index to Nursing and Allied Health Literature, and Scopus databases and the Canadian Prosthetics & Orthotics Journal website to identify relevant articles. Articles published in English were included if they used mechanical testing to assess the socket and/or socket material and presented those test results. Results Fourteen articles were included in this review. They described 30 different mechanical test protocols, consisting of 12 different types of mechanical tests. The most common mechanical tests conducted were tensile, static load, and cyclic load testing. Of the 30 test protocols, 20 referenced current standards that do not include sockets within their scope and modified them in various ways to allow testing of sockets. Of the 14 included articles, 8 described using a mock residual limb during testing, all of which were unique in their composition. Conclusion Individual researchers modified existing, nonsocket standards in varying ways to adopt them for use in testing lower-limb prosthetic sockets. This scoping review describes information that may inform the development of socket-specific test protocols. Clinical Relevance Future research is needed to determine which tests are good indicators of clinical safety and durability in order to link quantitative results of mechanical testing to the safety and durability of everyday socket use.
摘要简介:在美国,下肢截肢占认证假肢医生所见病例的大多数。下肢假体成功的基础是关节窝,而关节窝成功的基础是安全性和耐久性。目前,还没有专门的标准来保证下肢假肢插座的安全性和耐用性。本综述的目的是描述迄今为止用于评估下肢假肢窝结构和材料特性的机械测试程序,以期为未来标准的制定提供信息。方法系统检索PubMed、Cumulative Index to Nursing and Allied Health Literature、Scopus数据库和Canadian Prosthetics & Orthotics Journal网站的相关文章。用英文发表的文章,如果使用机械测试来评估插座和/或插座材料,并提供这些测试结果,则包括在内。结果共纳入14篇文献。他们描述了30种不同的机械测试方案,包括12种不同类型的机械测试。最常见的机械试验是拉伸、静载荷和循环载荷试验。在30个测试协议中,有20个参考了现行标准,这些标准不包括套接字,并以各种方式对其进行了修改,以允许对套接字进行测试。在纳入的14篇文章中,有8篇描述了在测试期间使用模拟残肢,所有这些文章在组成上都是独一无二的。结论个别研究者以不同的方式修改了现有的非关节套标准,将其用于下肢假肢关节套的测试。此范围审查描述了可能告知开发特定于套接字的测试协议的信息。为了将机械测试的定量结果与日常插座使用的安全性和耐久性联系起来,需要进一步的研究来确定哪些测试是临床安全性和耐久性的良好指标。
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引用次数: 0
Contralateral Limb Pain Is Prevalent, Persistent, and Impacts Quality of Life of Veterans with Unilateral Upper-Limb Amputation 对侧肢体疼痛是普遍的、持续的,并影响单侧上肢截肢退伍军人的生活质量
IF 0.6 Q4 ORTHOPEDICS Pub Date : 2022-04-11 DOI: 10.1097/JPO.0000000000000434
L. Resnik, Matthew L. Borgia, Melissa A. Clark
ABSTRACT Introduction Individuals with upper-limb amputation (ULA) have increased risk for contralateral limb pain (CLP), and further study of CLP in ULA is needed. Study objectives were to: (1) describe CLP frequency, intensity, and 1-year change; (2) identify factors associated with CLP; and (3) quantify associations between CLP, health-related quality of life (HRQoL), and disability (QuickDASH). Methods A total of 776 veterans with unilateral ULA were surveyed at baseline, and 562 were surveyed again at 1 year. Participants reported CLP frequency and intensity and nonamputated limb conditions. Multivariable models examined factors associated with CLP, as well as associations between CLP intensity and HRQOL (physical component score and mental component score) and disability (QuickDASH). Results Contralateral limb pain prevalence was 72.7% (baseline) and 71.6% (follow-up); 59.8% had persistent pain. Contralateral limb conditions and neck and residual limb pain were associated with higher odds of CLP. Black race (vs White), back pain (vs without), and age 45 to 65 years (vs 18–45 years) were associated with greater CLP intensity. Female sex (vs male) and use of cosmetic prostheses (vs body-powered) were associated with lower intensity. The mental component scores were 2.7 and 6.6 points lower for moderate and severe CLP, respectively; the physical component scores were 4.2 and 8.4 points lower for moderate and severe CLP; and QuickDASH scores were 9.4 and 20.7 point higher for moderate and severe CLP, compared with none to mild pain. Conclusions Findings suggest that overreliance on the nonamputated limb, leading to CLP, occurs regardless of amputation level or prosthesis use. Further research is needed to understand whether disparities in pain treatment exist by race. Contralateral limb pain is prevalent and persistent in veterans with ULA. Moderate to severe CLP is associated with worse HRQOL and greater disability. Efforts are needed to prevent and treat ULA CLP pain. Clinical Relevance Clinicians caring for persons with unilateral ULA should evaluate the contralateral upper limb and refer patients to appropriate therapies to address painful conditions. Persons with ULA should be educated about the risks of development of CLP and be provided with strategies to minimize overuse when possible.
摘要引言上肢截肢(ULA)患者发生对侧肢体疼痛(CLP)的风险增加,需要进一步研究CLP在ULA中的作用。研究目的是:(1)描述CLP频率、强度和1年变化;(2) 识别与CLP相关的因素;以及(3)量化CLP、健康相关生活质量(HRQoL)和残疾(QuickDASH)之间的关联。方法对776名单侧ULA退伍军人进行基线调查,562名退伍军人在1年后再次进行调查。参与者报告了CLP频率和强度以及非计算肢体状况。多变量模型检查了与CLP相关的因素,以及CLP强度与HRQOL(身体成分得分和心理成分得分)和残疾(QuickDASH)之间的关联。结果对侧肢体疼痛发生率分别为72.7%(基线)和71.6%(随访);59.8%的患者持续疼痛。对侧肢体状况、颈部和残肢疼痛与CLP发生几率较高有关。黑人(与白人相比)、背痛(与非黑人相比)和年龄在45-65岁之间(与18-45岁相比)与CLP强度较高有关。女性(相对于男性)和使用美容假体(相对于身体动力)与较低的强度相关。中度和重度CLP的心理成分得分分别低2.7和6.6分;中度和重度CLP的物理成分得分分别低4.2和8.4分;QuickDASH评分对中度和重度CLP分别高9.4和20.7分。结论研究结果表明,无论截肢程度或假体使用情况如何,过度依赖非计算肢体都会导致CLP。需要进一步的研究来了解疼痛治疗是否存在种族差异。对侧肢体疼痛在患有ULA的退伍军人中普遍且持续。中度至重度CLP与更差的HRQOL和更大的残疾相关。需要努力预防和治疗ULA CLP疼痛。临床相关性护理单侧ULA患者的临床医生应评估对侧上肢,并推荐患者接受适当的治疗以解决疼痛状况。ULA患者应接受CLP发展风险的教育,并在可能的情况下提供尽量减少过度使用的策略。
{"title":"Contralateral Limb Pain Is Prevalent, Persistent, and Impacts Quality of Life of Veterans with Unilateral Upper-Limb Amputation","authors":"L. Resnik, Matthew L. Borgia, Melissa A. Clark","doi":"10.1097/JPO.0000000000000434","DOIUrl":"https://doi.org/10.1097/JPO.0000000000000434","url":null,"abstract":"ABSTRACT Introduction Individuals with upper-limb amputation (ULA) have increased risk for contralateral limb pain (CLP), and further study of CLP in ULA is needed. Study objectives were to: (1) describe CLP frequency, intensity, and 1-year change; (2) identify factors associated with CLP; and (3) quantify associations between CLP, health-related quality of life (HRQoL), and disability (QuickDASH). Methods A total of 776 veterans with unilateral ULA were surveyed at baseline, and 562 were surveyed again at 1 year. Participants reported CLP frequency and intensity and nonamputated limb conditions. Multivariable models examined factors associated with CLP, as well as associations between CLP intensity and HRQOL (physical component score and mental component score) and disability (QuickDASH). Results Contralateral limb pain prevalence was 72.7% (baseline) and 71.6% (follow-up); 59.8% had persistent pain. Contralateral limb conditions and neck and residual limb pain were associated with higher odds of CLP. Black race (vs White), back pain (vs without), and age 45 to 65 years (vs 18–45 years) were associated with greater CLP intensity. Female sex (vs male) and use of cosmetic prostheses (vs body-powered) were associated with lower intensity. The mental component scores were 2.7 and 6.6 points lower for moderate and severe CLP, respectively; the physical component scores were 4.2 and 8.4 points lower for moderate and severe CLP; and QuickDASH scores were 9.4 and 20.7 point higher for moderate and severe CLP, compared with none to mild pain. Conclusions Findings suggest that overreliance on the nonamputated limb, leading to CLP, occurs regardless of amputation level or prosthesis use. Further research is needed to understand whether disparities in pain treatment exist by race. Contralateral limb pain is prevalent and persistent in veterans with ULA. Moderate to severe CLP is associated with worse HRQOL and greater disability. Efforts are needed to prevent and treat ULA CLP pain. Clinical Relevance Clinicians caring for persons with unilateral ULA should evaluate the contralateral upper limb and refer patients to appropriate therapies to address painful conditions. Persons with ULA should be educated about the risks of development of CLP and be provided with strategies to minimize overuse when possible.","PeriodicalId":53702,"journal":{"name":"Journal of Prosthetics and Orthotics","volume":"35 1","pages":"3 - 11"},"PeriodicalIF":0.6,"publicationDate":"2022-04-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44306867","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Effects of an Inpatient Physical Rehabilitation Program Designed for Persons with Amputations of Traumatic or Vascular Etiologies 为创伤性或血管性截肢患者设计的住院物理康复计划的效果
IF 0.6 Q4 ORTHOPEDICS Pub Date : 2022-04-11 DOI: 10.1097/JPO.0000000000000436
Daniela Mitiyo Odagiri Utiyama, F. Alfieri, A. C. A. dos Santos, C. Ribeiro, Viviane Caroline Sales, L. Battistella
ABSTRACT Introduction Rehabilitation after amputation is essential, and descriptions of inpatient rehabilitation programs for individuals with amputation are scarce. Therefore, the objective of this study was to describe the effects of an inpatient physical rehabilitation program on mobility, balance, function, and gait of individuals with unilateral lower-limb amputations. Materials and Methods This was a retrospective before-after study. Data were extracted from medical records of individuals with lower-limb amputation admitted for inpatient intensive rehabilitation programs. Data on etiology, functional mobility (by timed up and go [TUG]), balance and functionality (amputee mobility predictor [AMP]), and gait (2-minute walk test [2MWT]) were collected before and after prosthetic fitting phase of an inpatient rehabilitation program. Patient information was stratified as traumatic and vascular etiologies, and after descriptive analysis, general outcomes and intragroup results were compared with t-test and followed by linear regressions analysis for a better understanding of the demographic and clinical roles on treatment evolution. Results Group comparison evidenced differences of age between traumatic and vascular groups, as traumatic amputations had greater incidence among younger individuals, regardless of the prosthesis phase. Before the prosthesis fitting and regardless of the groups, there were significant improvements on AMP, 2MWT, and TUG, and the differences between both groups were influenced by their baseline conditions. After prosthesis fitting, significant improvements were identified, regardless of the etiology. Conclusions This study provides evidence that individuals with amputation who are admitted to an intensive hospitalized physical rehabilitation program experience benefits in mobility, balance, functionality, and gait capacity irrespective of causality or if the prosthesis was provided. Gains evidenced in the preprosthetic phase were continued in the postprosthetic phase. Clinical Relevance Inpatient rehabilitation programs for individuals with amputation are beneficial for improving the functionality of these individuals. This type of multidisciplinary rehabilitation provides functional improvements to the patient from the preprosthetic to the prosthetic phases, favoring global rehabilitation in a short period, which can reduce treatment time and provide better living conditions for the patient.
摘要引言截肢后的康复是必不可少的,关于截肢患者住院康复计划的描述很少。因此,本研究的目的是描述住院物理康复计划对单侧下肢截肢患者的活动能力、平衡能力、功能和步态的影响。材料与方法这是一项研究前后的回顾性研究。数据是从接受住院强化康复计划的下肢截肢患者的医疗记录中提取的。在住院康复计划的假肢安装阶段前后,收集病因、功能性活动(通过定时运动[TUG])、平衡和功能(截肢者活动预测因子[AMP])以及步态(2分钟步行测试[2MWT])的数据。患者信息按创伤和血管病因进行分层,在描述性分析后,将一般结果和组内结果与t检验进行比较,然后进行线性回归分析,以更好地了解人口统计学和临床在治疗演变中的作用。结果组间比较表明,创伤组和血管组的年龄存在差异,因为无论假体阶段如何,创伤截肢在年轻人中的发生率都更高。在假体安装之前,无论哪组,AMP、2MWT和TUG都有显著改善,并且两组之间的差异受其基线条件的影响。假体安装后,无论病因如何,都发现了显著的改善。结论本研究提供的证据表明,无论因果关系如何或是否提供了假肢,接受强化住院物理康复计划的截肢患者在行动能力、平衡能力、功能和步态能力方面都会受益。在术前阶段证明的增益在术后阶段继续。临床相关性截肢患者的住院康复计划有利于改善这些患者的功能。这种类型的多学科康复为患者提供了从假肢前到假肢阶段的功能改善,有利于在短时间内进行全面康复,这可以减少治疗时间,并为患者提供更好的生活条件。
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引用次数: 1
The Effects of Cooling Time on the Dimensional Stability of Thermoforming Polypropylene 冷却时间对热成型聚丙烯尺寸稳定性的影响
IF 0.6 Q4 ORTHOPEDICS Pub Date : 2022-03-10 DOI: 10.1097/JPO.0000000000000428
David J. Ojeda Sersun, K. Swafford, Heather Orosco, Chelsie Rodgers, Michel Davidson, G. Bains, Ben Becerra
ABSTRACT Introduction Documented by the International Committee of the Red Cross, consolidation time for polypropylene (PP) plastic must be left on the plaster model for 24 hrs. If not followed, this will result in an incorrect shape and volume of PP plastic. To the best of our knowledge, there are no studies that address the comparison of PP plastic expansion at various time domains of plastic cooling after being thermoformed. The purpose of this research was to compare plastic expansion or shrinkage and heat ratio (dimensional stability [DS]) of PP plastic through cooling periods of 6, 12, 18, and 24 hrs, respectively. Materials and Methods Forty-one identical plaster models were made. Vacuum was applied at times of 6, 12, 18, and 24 hrs, respectively. PP was cut and removed. Measurements were taken and recorded at initial times and after 24 hrs. Results DS was not significantly different across the four time groups of 6, 12, 18, and 24 hrs, respectively (P = 0.10). There was a statistically significant linear relationship between DS with room temperature (P = 0.01) and oven temperature (P = 0.04). Conclusions There is no scientific foundation to perform a 24-hr wait before finishing a device. This translates to an effective time frame for removing the plastic from the model, saving time and resources, quicker delivery to the patient, and improvement in whole patient care. Clinical Relevance This article has important implications for the O&P clinic. Creating more dimensionally stable PP devices faster translates to better fitting braces fabricated in a shorter time, thus benefiting patients and clinics and increasing the success rate when delivering this device.
根据红十字国际委员会的文件,聚丙烯(PP)塑料的固化时间必须在石膏模型上停留24小时。如果不遵循,这将导致PP塑料的形状和体积不正确。据我们所知,目前还没有研究解决了PP塑料在热成型后冷却的不同时间域的膨胀比较。本研究的目的是通过6,12,18,24小时的冷却时间来比较PP塑料的膨胀或收缩和热比(尺寸稳定性[DS])。材料与方法制作41个相同的石膏模型。分别于6、12、18、24小时抽真空。将PP切开取出。在初始时间和24小时后进行测量并记录。结果6、12、18、24小时4个时间组间DS差异无统计学意义(P = 0.10)。DS与室温(P = 0.01)、烘箱温度(P = 0.04)呈显著的线性关系。结论在完成器械前进行24小时等待是没有科学依据的。这意味着从模型中取出塑料的有效时间框架,节省了时间和资源,更快地交付给患者,并改善了整个患者护理。本文对O&P临床具有重要意义。更快地制造尺寸更稳定的PP设备可以在更短的时间内制造出更好的牙套,从而使患者和诊所受益,并提高交付该设备时的成功率。
{"title":"The Effects of Cooling Time on the Dimensional Stability of Thermoforming Polypropylene","authors":"David J. Ojeda Sersun, K. Swafford, Heather Orosco, Chelsie Rodgers, Michel Davidson, G. Bains, Ben Becerra","doi":"10.1097/JPO.0000000000000428","DOIUrl":"https://doi.org/10.1097/JPO.0000000000000428","url":null,"abstract":"ABSTRACT Introduction Documented by the International Committee of the Red Cross, consolidation time for polypropylene (PP) plastic must be left on the plaster model for 24 hrs. If not followed, this will result in an incorrect shape and volume of PP plastic. To the best of our knowledge, there are no studies that address the comparison of PP plastic expansion at various time domains of plastic cooling after being thermoformed. The purpose of this research was to compare plastic expansion or shrinkage and heat ratio (dimensional stability [DS]) of PP plastic through cooling periods of 6, 12, 18, and 24 hrs, respectively. Materials and Methods Forty-one identical plaster models were made. Vacuum was applied at times of 6, 12, 18, and 24 hrs, respectively. PP was cut and removed. Measurements were taken and recorded at initial times and after 24 hrs. Results DS was not significantly different across the four time groups of 6, 12, 18, and 24 hrs, respectively (P = 0.10). There was a statistically significant linear relationship between DS with room temperature (P = 0.01) and oven temperature (P = 0.04). Conclusions There is no scientific foundation to perform a 24-hr wait before finishing a device. This translates to an effective time frame for removing the plastic from the model, saving time and resources, quicker delivery to the patient, and improvement in whole patient care. Clinical Relevance This article has important implications for the O&P clinic. Creating more dimensionally stable PP devices faster translates to better fitting braces fabricated in a shorter time, thus benefiting patients and clinics and increasing the success rate when delivering this device.","PeriodicalId":53702,"journal":{"name":"Journal of Prosthetics and Orthotics","volume":"35 1","pages":"180 - 185"},"PeriodicalIF":0.6,"publicationDate":"2022-03-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41885752","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The Effects of Instrumental Balance Training on Balance in Individuals with Unilateral Transtibial Amputation: A Pilot Study 器械平衡训练对单侧胫骨截骨患者平衡的影响:一项初步研究
IF 0.6 Q4 ORTHOPEDICS Pub Date : 2022-03-10 DOI: 10.1097/JPO.0000000000000430
E. Kırdı, A. Yalçın, H. Keklicek, S. Topuz, Ozlem Ulger, Gülseren Yazicioğlu
ABSTRACT Introduction With the loss of a lower limb, an individual with amputation may face impaired gait and balance. Different rehabilitation techniques can be used to deal with those functional disabilities. The purpose of this study was to determine whether computerized balance training could have any possible effects on balance in individuals with unilateral transtibial amputation. Materials and Methods A total of 16 subjects who used a prosthesis in their daily life and were between 18 and 65 years of age were included in the study. Individuals were randomly divided into two groups: control group (CG) (n = 7) trained with traditional prosthetic rehabilitation and the experimental group (EG) (n = 9) trained with computerized balance training for five sessions for 2 weeks. Percentage of prosthetic weight bearing (PWB) timed up and go test (TUG), single-leg stance test (SLST), postural sway score, and limits of stability (LoS) were evaluated at baseline and posttreatment. Results No significant differences were observed in between-group comparisons after treatment. Within-group comparison showed that PWB, SLST, and LoS score increased in EG, whereas only PWB increased in CG. Conclusions Similar results were revealed with both computerized and traditional prosthetic training. Although there were no significant differences in between-group comparisons, computerized balance training improved the amputated side single-leg stance and stability limits, which are highly related to fall risk in individuals with amputation. Clinical Relevance Clinical relevance: Usage of computerized balance training can be helpful to improve single-leg stance and LoS in individuals with transtibial amputation.
摘要引言截肢患者失去下肢后,步态和平衡可能会受损。可以使用不同的康复技术来处理这些功能性残疾。本研究的目的是确定计算机平衡训练是否会对单侧经胫骨截肢患者的平衡产生任何可能的影响。材料和方法共有16名在日常生活中使用假肢的受试者,年龄在18至65岁之间。个体被随机分为两组:对照组(CG)(n=7)接受传统假肢康复训练,实验组(EG)(n=9)接受计算机平衡训练,为期5次,为期2周。在基线和治疗后评估假体负重百分比(PWB)定时启动试验(TUG)、单腿站立试验(SLST)、姿势摆动评分和稳定性极限(LoS)。结果治疗后组间比较无显著性差异。组内比较显示,EG的PWB、SLST和LoS评分增加,而CG只有PWB增加。结论计算机和传统假肢训练的结果相似。尽管组间比较没有显著差异,但计算机平衡训练改善了截肢侧单腿站立和稳定性极限,这与截肢患者的跌倒风险高度相关。临床相关性临床相关性:使用计算机平衡训练有助于改善经胫骨截肢患者的单腿姿势和LoS。
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引用次数: 0
Impact of Residual Limb Volume Loss on Socket Internal Pressures: A Preliminary Study 残肢体积损失对承窝内压影响的初步研究
IF 0.6 Q4 ORTHOPEDICS Pub Date : 2022-03-07 DOI: 10.1097/JPO.0000000000000422
Nora Emilia Sirrs Díaz, Carlos Galván-Duque, José Luis Zavaleta, Jorge Letechipia Moreno
ABSTRACT Introduction Daily volume loss of residual limb is a condition that most prosthetic users face, negatively affecting their life. One of the consequences is the loss of contact between the residual limb and the socket, which modifies internal pressures. Objective The aim of this study was to study how the loss of volume of the residual limb affects socket adjustment through measuring pressures inside the socket. Study design The study design is prospective longitudinal. Materials and Methods Four subjects with unilateral transtibial amputation, with at least 1 year of prosthetic use, and walking with a comfortable prosthesis participated in this study. The pressure between the socket and the subject's residual limb was measured with an FSocket System (Tekscan). Residual limb volume was measured before and after each test with two different methods: optical scanning (Structure Sensor, Occipital) and conical frustum model. Sanders' protocol for volume loss was followed (Sanders et al. J Rehabil Res Dev. 2012;49:1467–1478). Volume changes in the residual limb and socket internal pressures were analyzed. Results/Discussion The pressure graph obtained is consistent with Sanders' volume graphs. The pressure distribution inside the socket is lost after 5 hours of use of the prosthetic device; this can be related to volume loss and alignment. The only area where the pressure increases is in the distal zone, given that once the prosthetic fit is lost, weight bearing is transferred to the socket's distal section (mean volume loss, intrasession −3%; mean pressure loss, intrasession −39%). Conclusions The study suggests that a small change in the volume can cause a change in the distribution of pressures inside the socket, indicating that the prosthetic fit may be compromised. For patient follow-up, measuring pressure inside the socket could be a useful indicator of socket misfit. Clinical Relevance Daily volume changes in the prosthesis can produce pressures that lead to pain, injuries, an inefficient gait, and prosthesis abandonment. Consequently, it is important to understand the behavior of the pressures inside the socket and the influence of the daily changes of volume on the socket adjustment to design better strategies and techniques of daily volume changes management.
残肢体积损失是大多数假肢使用者面临的一个问题,对他们的生活产生了负面影响。其中一个后果是残肢和关节窝之间失去接触,这改变了内部压力。目的通过测量关节窝内压力,研究残肢体积损失对关节窝调节的影响。研究设计研究设计为前瞻性纵向研究。材料与方法4例单侧经胫骨截肢患者,使用义肢1年以上,使用舒适的义肢行走。使用FSocket系统(Tekscan)测量关节窝与受试者残肢之间的压力。采用光学扫描(Structure Sensor, Occipital)和锥形截锥体模型两种不同的方法测量每次测试前后的残肢体积。遵循Sanders的容积损失方案(Sanders等)。[J] .中国生物医学工程学报,2012;49(1):467 - 478。分析残肢体积变化和窝内压力。结果/讨论得到的压力图与Sanders的体积图一致。假体装置使用5小时后,眼窝内压力分布丧失;这可能与体积损失和对齐有关。压力增加的唯一区域是远端区,因为一旦假体配合丢失,重量就会转移到窝的远端部分(平均体积损失,内移- 3%;平均压力损失(- 39%)。结论:该研究表明,体积的微小变化可引起窝内压力分布的变化,表明假体的配合可能受到损害。对于患者随访,测量套管内的压力可能是一个有用的套管不匹配的指标。每日假体体积的变化会产生压力,导致疼痛、损伤、步态不佳和假体放弃。因此,了解套管内压力的行为以及日常容积变化对套管调整的影响对于设计更好的日常容积变化管理策略和技术非常重要。
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引用次数: 0
Development of a Length-Actuated Lower Limb Prosthesis: Functional Prototype and Pilot Study 长度驱动下肢假体的研制:功能原型和初步研究
IF 0.6 Q4 ORTHOPEDICS Pub Date : 2022-03-07 DOI: 10.1097/JPO.0000000000000425
Therese E Parr, A. R. Hippensteal, J. DesJardins
ABSTRACT Introduction The functional goal for unilateral transfemoral prosthesis users during ambulation is to restore the proper biomechanics and minimize the compensatory actions caused by limb asymmetries. These goals can often lead to embedded design elements that assume the prosthetic limb to look and move like the intact limb. An unconventional artificial limb design can transfer the focus from mimicking the skeletal structure to producing functional symmetry between limbs. In this pilot study, we introduce a length-actuated prosthesis design with the goal of functional biomimicry and collect qualitative feedback from two prosthesis users. Materials and Methods The length-actuated apparatus is attached to the distal end of a transfemoral prosthetic socket and consists of an external motor and a cam and Bowden cable system for powering and dynamically adjusting the prosthesis' length in synchronization with the gait cycle. Two transfemoral prosthesis users ambulated on a treadmill with the length-actuated prosthesis and gave anecdotal feedback. Results The prosthesis was able to support the patient's full weight and adjust to the lengths needed during the gait cycle, including toe clearance. The overall response to the prosthesis and concept was positive; prosthesis users stated that the prosthesis and the action of the knee seemed “comfortable,” and physicians concluded a sufficient and confident ambulation by the prosthesis users. The next iteration will address specific concerns of the prosthesis users by incorporating a more compact electromechanical system with sensors. This will aid in matching and continuously adjusting the prosthesis' length change timing with the cadence of the user's ambulation. Conclusions Overall, the prototype and study proved that linear motion could replace the leg shortening functions of lower-joint rotations, with anecdotal improvements in kinematics and comfort. Future work will consist of a quantitative evaluation of center of gravity displacement, ground reaction forces, toe clearance distance, and the possibilities of knee buckling. Clinical Relevance There are no commercially available lower-limb prostheses that control leg length with dynamic linear motion rather than user flexion and extension of a knee joint. Possible benefits that may come from a length-actuated prosthesis include improved loading symmetry and balance, as well as decreased muscle activity.
摘要简介单侧经股假体使用者在行走过程中的功能目标是恢复适当的生物力学,并最大限度地减少由肢体不对称引起的补偿动作。这些目标通常会导致嵌入设计元素,使假肢看起来和移动起来像完整的肢体。非传统的假肢设计可以将重点从模仿骨骼结构转移到产生肢体之间的功能对称。在这项初步研究中,我们介绍了一种以功能仿生为目标的长度驱动假肢设计,并从两名假肢使用者那里收集了定性反馈。材料和方法长度驱动装置连接到经股假体插座的远端,由外部电机、凸轮和Bowden电缆系统组成,用于与步态周期同步地为假体提供动力和动态调整假体长度。两名股骨假体使用者在装有长度驱动假体的跑步机上行走,并给出了轶事反馈。结果假体能够支撑患者的全部重量,并根据步态周期所需的长度进行调整,包括脚趾间隙。对假体和概念的总体反应是积极的;假肢使用者表示,假肢和膝盖的动作看起来“很舒服”,医生得出结论,假肢使用者有足够的信心行走。下一次迭代将通过结合带有传感器的更紧凑的机电系统来解决假肢用户的具体问题。这将有助于匹配并连续调整假体的长度变化时间与使用者的步态节奏。结论总体而言,原型和研究证明,直线运动可以取代下关节旋转的缩短腿功能,在运动学和舒适性方面有明显的改善。未来的工作将包括重心位移、地面反作用力、脚趾间隙距离和膝盖屈曲可能性的定量评估。临床相关性目前还没有商用的下肢假肢可以通过动态线性运动而不是用户膝关节的屈曲和伸展来控制腿的长度。长度驱动假体可能带来的好处包括改善负载对称性和平衡性,以及减少肌肉活动。
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引用次数: 0
Enthesopathy, a Cause for Persistent Peristomal Pain after Treatment with an Osseointegrated Bone-Anchor: A Retrospective Case Series 骨整合骨锚治疗后引起持续性肠周疼痛的一个原因:回顾性病例系列
IF 0.6 Q4 ORTHOPEDICS Pub Date : 2022-03-07 DOI: 10.1097/JPO.0000000000000423
N. V. Kang, A. Woollard, Sanjay Gupta, Dominika Michno, E. Davison, Beth Langley
ABSTRACT Introduction After limb loss, many patients undergo treatment with an osseointegrated implant. Unfortunately, some develop persistent peristomal pain after surgery. This can be sufficiently severe to reduce the speed of their rehabilitation or may halt the process altogether. The pain may be due to an enthesopathy of the residual muscles. We describe the phenomenon and outcomes of treatment in a series of patients who underwent treatment with an osseointegrated prosthetic limb, bone-anchor. Materials and Methods Over 36 months, we followed 14 patients with symptoms consistent with enthesopathy. Thirteen had undergone treatment with a transfemoral bone-anchor and one underwent treatment with a transhumeral bone-anchor. One patient had a bilateral transfemoral amputation. Analysis of the patients' ages, heights, weight at the time of surgery, length of residual femur, or preoperative dual-energy x-ray absorptiometry scans showed no correlation with the development of enthesopathy pain. Thirteen patients received steroid injections. Most received at least one injection of Adcortyl™ and bupivacaine. Patients were then encouraged to follow a program of physiotherapy to stretch out their enthesis, after injection. Results All patients experienced relief from their symptoms, but only two were rendered completely pain free. The remaining 11 patients gained sufficient control of their symptoms to allow them to continue daily use of their prosthesis with less difficulty or, where rehabilitation had been delayed or halted completely, to resume this process. Conclusion Enthesopathy seems to be a common phenomenon after bone-anchor surgery in individuals with transfemoral amputation. Steroid injections can help to relieve pain, allowing physiotherapy to be carried out. Patients undergoing treatment with a bone-anchor should be advised of the possibility of enthesopathy pain but can be reassured that there is a solution that works well in most cases. Clinical Relevance This article may be of benefit to clinicians who are struggling to manage patients with persistent peristomal pain after insertion of a bone-anchor. It may also encourage further research into measures for securing the soft tissues around the stoma for patients undergoing bone-anchor surgery.
肢体丧失后,许多患者接受骨整合种植体治疗。不幸的是,有些人在手术后会出现持续的胃周疼痛。这可能会严重到降低他们康复的速度,甚至可能完全停止康复过程。疼痛可能是由于残余肌肉的神经痛引起的。我们描述了一系列接受骨整合义肢骨锚治疗的患者的现象和治疗结果。材料与方法在36个月的时间里,我们随访了14例症状符合骨髓瘤病的患者。13例接受经股骨骨锚治疗,1例接受经肱骨骨锚治疗。1例患者双侧经股动脉截肢。分析患者的年龄、身高、手术时的体重、股骨残余长度或术前双能x线吸收仪扫描显示与腰痛的发展没有相关性。13例患者接受类固醇注射。大多数患者接受了至少一次Adcortyl™和布比卡因注射。然后鼓励患者在注射后遵循物理治疗计划伸展他们的肠末。结果所有患者症状均得到缓解,但仅有2例患者完全无疼痛。其余11例患者的症状得到了充分的控制,使他们能够更轻松地继续日常使用假肢,或者在康复被推迟或完全停止的情况下恢复这一过程。结论经股截肢患者行骨锚手术后出现椎弓根病是一种常见现象。类固醇注射可以帮助缓解疼痛,允许进行物理治疗。接受骨锚治疗的患者应被告知可能会有神经性疼痛,但可以放心,在大多数情况下都有一个有效的解决方案。这篇文章可能是有益的临床医生谁是努力管理患者的持续性肠周疼痛后插入骨锚。这也可能鼓励进一步研究为接受骨锚手术的患者保护造口周围软组织的措施。
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引用次数: 0
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Journal of Prosthetics and Orthotics
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