Veterinary and Comparative Orthopaedics and Traumatology最新文献

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Expression of Concern: Transthoracic Vertebral Distraction and Stabilization in 10 Dogs with Congenital Thoracic Vertebral Malformations. 关注的表达:10只先天性胸椎畸形犬的经胸椎撑开和稳定。
IF 1.1 2区 农林科学
Veterinary and Comparative Orthopaedics and Traumatology Pub Date : 2026-04-24 DOI: 10.1055/a-2826-1452
Editor-In-Chief
{"title":"Expression of Concern: Transthoracic Vertebral Distraction and Stabilization in 10 Dogs with Congenital Thoracic Vertebral Malformations.","authors":"Editor-In-Chief","doi":"10.1055/a-2826-1452","DOIUrl":"https://doi.org/10.1055/a-2826-1452","url":null,"abstract":"","PeriodicalId":51204,"journal":{"name":"Veterinary and Comparative Orthopaedics and Traumatology","volume":" ","pages":""},"PeriodicalIF":1.1,"publicationDate":"2026-04-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147788515","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Proximal Gastrocnemius Musculotendinopathy in Dogs: A Retrospective Computed Tomography-Based Study. 犬腓肠肌近端肌腱病:基于计算机断层扫描的回顾性研究。
IF 1.1 2区 农林科学
Veterinary and Comparative Orthopaedics and Traumatology Pub Date : 2026-04-21 DOI: 10.1055/a-2849-5249
Bertrand Vedrine, Parissa Ladner
{"title":"Proximal Gastrocnemius Musculotendinopathy in Dogs: A Retrospective Computed Tomography-Based Study.","authors":"Bertrand Vedrine, Parissa Ladner","doi":"10.1055/a-2849-5249","DOIUrl":"https://doi.org/10.1055/a-2849-5249","url":null,"abstract":"<p><strong>Objectives: </strong>The aim of this study was to describe the computed tomography features of proximal gastrocnemius musculotendinopathy in dogs, and to compare clinical presentation, associated lesions and outcomes with the existing literature.</p><p><strong>Methods: </strong>This retrospective study included 24 dogs diagnosed with proximal gastrocnemius musculotendinopathy based on contrast-enhanced computed tomography between January 2019 and April 2025. Signalment, clinical presentation, concurrent musculoskeletal or neurological disorders, imaging findings, treatment protocols and clinical outcomes were analysed. Results were compared to published magnetic resonance imaging- and radiograph-based series.</p><p><strong>Results: </strong>Dogs were predominantly active working breeds, with Border Collies representing 33% of cases. Chronic hindlimb lameness was the principal clinical sign. Computed tomography revealed soft tissue swelling and contrast enhancement at the origin of the lateral gastrocnemius head in all cases. Proximal gastrocnemius musculotendinopathy was isolated in 42% of cases, while others had concurrent cranial cruciate ligament rupture or lumbosacral stenosis. Conservative treatment, including analgesia and physiotherapy, led to favourable outcomes in 14 of 17 followed dogs.</p><p><strong>Clinical significance: </strong>Proximal gastrocnemius musculotendinopathy is a cause of chronic lameness in athletic dogs. Computed tomography imaging, despite limitations compared to magnetic resonance imaging, provides useful diagnostic information. Early recognition of proximal gastrocnemius musculotendinopathy using computed tomography may prevent unnecessary surgical exploration of the stifle in dogs erroneously suspected of cranial cruciate ligament rupture.</p>","PeriodicalId":51204,"journal":{"name":"Veterinary and Comparative Orthopaedics and Traumatology","volume":" ","pages":""},"PeriodicalIF":1.1,"publicationDate":"2026-04-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147788473","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Correlation of Radiographic and Palpable Landmarks Used for Tibial Plateau Levelling Osteotomy Planning. 胫骨平台平准截骨计划中x线与可触地标的相关性。
IF 1.1 2区 农林科学
Veterinary and Comparative Orthopaedics and Traumatology Pub Date : 2026-03-31 DOI: 10.1055/a-2789-2423
Christian A Folk, Ursula Krotscheck
{"title":"Correlation of Radiographic and Palpable Landmarks Used for Tibial Plateau Levelling Osteotomy Planning.","authors":"Christian A Folk, Ursula Krotscheck","doi":"10.1055/a-2789-2423","DOIUrl":"https://doi.org/10.1055/a-2789-2423","url":null,"abstract":"<p><p>To determine the correlation between preoperative and intraoperative tibial plateau leveling osteotomy (TPLO) planning landmarks and measurements.In canine cadaveric stifles (<i>n</i> = 39), the medial collateral ligament (MCL), palpable tibial tuberosity (pTT), patellar ligament enthesis (PLE), and the medial anatomic groove caudal to the attachment of the (patellar) ligament (MAGCAL) were labeled and radiographed. The location of the pTT and PLE were compared with the radiographic location of the tibial tuberosity (rTT); the MCL location was compared with the radiographic location of the intercondylar eminence (ICE), and the planned osteotomy location was compared with the MAGCAL position.There was no statistically significant difference between the location of the rTT to the pTT and PLE. The MCL was directly centered over the ICE in only 20/39 stifles, with the rest being caudal. The planned osteotomy was cranial to or within the MAGCAL in 27/32 pelvic limbs.The MCL should be used cautiously for osteotomy planning, and the MAGCAL may be a useful anatomic landmark for intraoperative TPLO planning.</p>","PeriodicalId":51204,"journal":{"name":"Veterinary and Comparative Orthopaedics and Traumatology","volume":" ","pages":""},"PeriodicalIF":1.1,"publicationDate":"2026-03-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147596111","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparison of Four Sedation and Anaesthesia Protocols during Stress Radiography of the Coxofemoral Joint Using a Distension Device Modified for Force Measurements. 使用改良的张力测量装置对髋股关节进行应力摄影时,四种镇静和麻醉方案的比较。
IF 1.1 2区 农林科学
Veterinary and Comparative Orthopaedics and Traumatology Pub Date : 2026-03-13 DOI: 10.1055/a-2823-8773
Louis M J Vandekerckhove, Stijn Herregodts, Tim Bosmans, Katrien Vanderperren, Jimmy H Saunders, Bart J G Broeckx
{"title":"Comparison of Four Sedation and Anaesthesia Protocols during Stress Radiography of the Coxofemoral Joint Using a Distension Device Modified for Force Measurements.","authors":"Louis M J Vandekerckhove, Stijn Herregodts, Tim Bosmans, Katrien Vanderperren, Jimmy H Saunders, Bart J G Broeckx","doi":"10.1055/a-2823-8773","DOIUrl":"https://doi.org/10.1055/a-2823-8773","url":null,"abstract":"<p><p>Chemical restraint influences canine hip dysplasia scores for both the standard ventrodorsal hip-extended radiographs and during stress radiography. There is, however, no consensus on the optimal anaesthesia protocol for these stress radiographs. The objective of this study was to evaluate the impact of sedation/anaesthesia on the highest laxity index while using a validated force-measuring device.Ten Beagle dogs were randomly assigned to undergo stress radiographs under four different sedation/anaesthesia protocols on three separate occasions. Vital parameters, ease of procedure and laxity index were evaluated.Parameters such as temperature, heart rate and respiratory rate remained within normal ranges for all protocols. One dog experienced a seizure after dexmedetomidine and ketamine sedation (protocol C). Protocol B (dexmedetomidine/butorphanol/midazolam) and protocol A (dexmedetomidine/butorphanol) scored significantly better than protocol C (dexmedetomidine/ketamine) and D (dexmedetomidine/propofol) in various aspects of ease of the procedure. While the maximum laxity was similar between protocols A, B and D, only in protocols A and B, a plateau phase was reached. Overall, protocols A and B performed similarly; the best scores were, however, consistently allocated to protocol B.The sedation protocol dexmedetomidine, butorphanol and midazolam emerged as the most favourable sedation protocol for stress radiography of the coxofemoral joint, offering practicality and a high laxity index, without adverse effects.</p>","PeriodicalId":51204,"journal":{"name":"Veterinary and Comparative Orthopaedics and Traumatology","volume":" ","pages":""},"PeriodicalIF":1.1,"publicationDate":"2026-03-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147460800","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Biomechanical Analysis of Orthogonal Plating and Plate-Rod Combination in a Canine Tibial Fracture Gap Model. 正交钢板与钢板-棒结合治疗犬胫骨骨折间隙模型的生物力学分析。
IF 1.1 2区 农林科学
Veterinary and Comparative Orthopaedics and Traumatology Pub Date : 2026-03-11 DOI: 10.1055/a-2817-6823
Norihiro Muroi, Tanya C Garcia, David L Dycus, Kei Hayashi, Sun Young Kim, Po-Yen Chou
{"title":"Biomechanical Analysis of Orthogonal Plating and Plate-Rod Combination in a Canine Tibial Fracture Gap Model.","authors":"Norihiro Muroi, Tanya C Garcia, David L Dycus, Kei Hayashi, Sun Young Kim, Po-Yen Chou","doi":"10.1055/a-2817-6823","DOIUrl":"https://doi.org/10.1055/a-2817-6823","url":null,"abstract":"<p><p>The aim of this study was to compare different secondary fixation methods in a canine tibial fracture gap model.Twelve paired tibiae from large-breed dogs were examined. The tibiae were classified into four groups using a random block design. Implant fixation methods included a single 3.5 mm locking plate (3.5 LP), a 3.5 LP with a single 2.8 mm intramedullary pin (3.5 LP/2.8 IM pin) and two 2.0 mm or 2.7 mm orthogonal locking plates (3.5/2.0 LP or 3.5/2.7 LP). The tibial constructs were non-destructively tested in four-point bending and torsion and tested to failure in craniocaudal or lateromedial bending.In the non-destructive tests, the 3.5/2.7 LP had higher torsional stiffness than the others (<i>p</i> < 0.001). In the destructive tests with the craniocaudal bending, the 3.5/2.7 LP had higher yield stiffness (vs. 3.5 LP, <i>p</i> = 0.002; vs. 3.5 LP/2.8 IM pin, <i>p</i> = 0.041; vs. 3.5/2.0 LP, <i>p</i> = 0.021) and bending moment (vs. 3.5 LP, <i>p</i> = 0.002; vs. 3.5 LP/2.8 IM pin, <i>p</i> = 0.017; vs. 3.5/2.0 LP, <i>p</i> = 0.038) than the others. In lateromedial bending, the 3.5 LP/2.8 IM pin had a higher yield angle than the other constructs (vs. 3.5/2.0 LP, <i>p</i> = 0.020; vs. 3.5/2.7 LP, <i>p</i> = 0.012).The orthogonal plating technique using the 3.5/2.7 LP was the strongest construct and may have a mechanical advantage over other secondary fixation methods tested.</p>","PeriodicalId":51204,"journal":{"name":"Veterinary and Comparative Orthopaedics and Traumatology","volume":" ","pages":""},"PeriodicalIF":1.1,"publicationDate":"2026-03-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147437361","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Outcomes after Total Hip Replacement to Manage Failed Hip Toggle in 11 Dogs. 全髋关节置换术治疗11只犬髋关节翻转失败的结果。
IF 1.1 2区 农林科学
Veterinary and Comparative Orthopaedics and Traumatology Pub Date : 2026-03-09 DOI: 10.1055/a-2808-7700
Erik Brudevold-Iversen, Sichia Teo, Ryan Swepson, Lucas Beierer
{"title":"Outcomes after Total Hip Replacement to Manage Failed Hip Toggle in 11 Dogs.","authors":"Erik Brudevold-Iversen, Sichia Teo, Ryan Swepson, Lucas Beierer","doi":"10.1055/a-2808-7700","DOIUrl":"https://doi.org/10.1055/a-2808-7700","url":null,"abstract":"<p><p>This aim of this study was to document the management and outcomes of dogs having total hip replacement (THR) following a failed hip toggle.Retrospective case series.Eleven dogs that had a failed hip toggle and subsequent conversion to THR.Medical records were examined for pertinent information regarding the initial luxation event, the hip toggle surgery, coxofemoral joint conformation and any pre-existing pathology, THR materials, complications and outcomes. Pre- and postoperative hip toggle and THR radiographs were examined. The Liverpool Osteoarthritis in Dogs questionnaires were sent to all clients with dogs in this study.Hip toggles failed due to re-luxation (<i>n</i> = 8) and chronic lameness (<i>n</i> = 3). Radiographs identified osteoarthritis in 10/11 dogs. The percentage of femoral head coverage was <50% in 8/11 dogs. The initial luxation aetiology was traumatic (<i>n</i> = 5), atraumatic (<i>n</i> = 4) and unknown (<i>n</i> = 2). A pre-THR culture was performed for 5/11 dogs via Fine Needle Aspirate (FNA), femoral toggle rod or button and suture material. The intrapelvic toggle rod was removed intraoperatively and cultured in six dogs. Complications were intraoperative (<i>n</i> = 2) and postoperative (<i>n</i> = 2), and were minor (<i>n</i> = 1), major (<i>n</i> = 2) and catastrophic (<i>n</i> = 1). The Liverpool Osteoarthritis in Dogs scores were obtained for 8/11 dogs, with a median score of 6.5. A successful outcome was documented for 9/11 dogs.Total hip replacement was successful in 9/11 dogs. The median Liverpool Osteoarthritis in Dogs scores were within the previously published range for dogs having uncomplicated THR. Despite the requirement for additional considerations, THR can be safely and effectively performed in dogs following failed hip toggle surgery.</p>","PeriodicalId":51204,"journal":{"name":"Veterinary and Comparative Orthopaedics and Traumatology","volume":" ","pages":""},"PeriodicalIF":1.1,"publicationDate":"2026-03-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147391695","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ex Vivo Evaluation of Intra-Articular Cranial Cruciate Ligament Repair Using an Ultra-High Molecular Weight Polyethylene Graft in the Cats. 用超高分子量聚乙烯移植修复猫关节内颅交叉韧带的离体评价。
IF 1.1 2区 农林科学
Veterinary and Comparative Orthopaedics and Traumatology Pub Date : 2026-03-07 DOI: 10.1055/a-2819-0853
Parisa Mazdarani, James E Miles
{"title":"Ex Vivo Evaluation of Intra-Articular Cranial Cruciate Ligament Repair Using an Ultra-High Molecular Weight Polyethylene Graft in the Cats.","authors":"Parisa Mazdarani, James E Miles","doi":"10.1055/a-2819-0853","DOIUrl":"https://doi.org/10.1055/a-2819-0853","url":null,"abstract":"<p><p>This aim of this study was to determine feline stifle joint stability and muscle force ratios after cranial cruciate ligament transection and intra-articular reconstruction, and assess the feasibility of this reconstruction in cats.Ten feline hindlimbs were tested in an axial limb press with 30% body weight load. Femoral angles were set to 60 degrees, and stifle and hock angles to 120 degrees. The cranial cruciate ligament was transected, and testing was repeated. Intra-articular reconstruction was performed using a 16-strand ultra-high molecular weight polyethylene graft and four 3 mm interference screws. Friedman's repeated-measures analysis of variance compared angles, forces, and tibial translation.Tibial translation increased significantly after cranial cruciate ligament transection (<i>p</i> = 0.02) but did not differ from intact joints post-reconstruction (<i>p</i> = 0.5). Forces (<i>p</i> = 0.72, <i>p</i> = 0.74) and bone/joint angles (<i>p</i> = 0.12) did not differ across test situations. Mean quadriceps force was twice the gastrocnemius force. Measurement repeatability was good, with a within-subject standard deviation for distance at 0.4 mm and for angles at 0.4 to 1.1 degrees.Limb press positioning was consistent and repeatable, and muscle forces approached <i>in vivo</i> values. Intra-articular reconstruction restored joint stability under static load and appeared feasible for use in cats.</p>","PeriodicalId":51204,"journal":{"name":"Veterinary and Comparative Orthopaedics and Traumatology","volume":" ","pages":""},"PeriodicalIF":1.1,"publicationDate":"2026-03-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147373485","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comment: Biomechanical Comparison of Three Locking Compression Plate Constructs from Three Manufacturers under Cyclical Torsional Loading in a Fracture Gap Model. 评论:在骨折间隙模型中,来自三家制造商的三种锁定加压钢板结构在周期性扭转载荷下的生物力学比较。
IF 1.1 2区 农林科学
Veterinary and Comparative Orthopaedics and Traumatology Pub Date : 2026-03-01 Epub Date: 2026-01-08 DOI: 10.1055/a-2608-0793
David John Carlton Strong
{"title":"Comment: Biomechanical Comparison of Three Locking Compression Plate Constructs from Three Manufacturers under Cyclical Torsional Loading in a Fracture Gap Model.","authors":"David John Carlton Strong","doi":"10.1055/a-2608-0793","DOIUrl":"10.1055/a-2608-0793","url":null,"abstract":"","PeriodicalId":51204,"journal":{"name":"Veterinary and Comparative Orthopaedics and Traumatology","volume":" ","pages":"155"},"PeriodicalIF":1.1,"publicationDate":"2026-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145936073","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Assessment of Fracture Distribution and Involvement of Functional Systems Following Craniomaxillofacial Trauma in 48 Cats. 48只猫颅颌面外伤后骨折分布及功能系统受累的评估。
IF 1.1 2区 农林科学
Veterinary and Comparative Orthopaedics and Traumatology Pub Date : 2026-03-01 Epub Date: 2025-07-22 DOI: 10.1055/a-2651-6219
Sascha Weichert, Ingmar Kiefer, Lars F H Theyse
{"title":"Assessment of Fracture Distribution and Involvement of Functional Systems Following Craniomaxillofacial Trauma in 48 Cats.","authors":"Sascha Weichert, Ingmar Kiefer, Lars F H Theyse","doi":"10.1055/a-2651-6219","DOIUrl":"10.1055/a-2651-6219","url":null,"abstract":"<p><p>The aim of this study was to assess fracture distribution and involvement of functional systems in cats presenting with craniomaxillofacial (CMF) trauma using computed tomography imaging. Involvement of functional systems, including the oral cavity, nasal airways and nasopharynx, orbita and eye and neurocranium, including the tympanic bulla, was assessed.The study consisted of 48 cats with complete computed tomography imaging of the skull using a '1.0-mm' slice thickness. Fractures were classified according to their anatomical location, and the involvement of functional systems was assessed.Fractures of the mandible were most common and present in 40/48 cats. Fractures of the temporomandibular joint were found in 25/48 cats. Fractures involving the maxillofacial structures were present in 36/48 cats. Fractures of the orbita, nasopharynx, zygomatic arch and neurocranium were diagnosed in 30/48, 29/48, 12/48 and 6/48 cats, respectively. Combined involvement of two or more functional systems was present in 36/48 cats. Functional system involvement of the oral cavity combined with nasal airways was found in 36/46 cats. Involvement of the nasal airways combined with the orbita and eye was found in 30/36 cats.Craniomaxillofacial trauma in cats causes multifocal, concomitant involvement of functional systems. A multimodal therapeutic approach to all potential functional deficits seems to be essential in managing craniomaxillofacial trauma in the cat.</p>","PeriodicalId":51204,"journal":{"name":"Veterinary and Comparative Orthopaedics and Traumatology","volume":" ","pages":"67-74"},"PeriodicalIF":1.1,"publicationDate":"2026-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144692293","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
In Silico Analysis of Stress Distribution in Proximal Interphalangeal Joint Arthrodesis in Horses Using a Locking Compression Plate. 用锁定加压钢板对马近端指间关节融合术应力分布的计算机分析。
IF 1.1 2区 农林科学
Veterinary and Comparative Orthopaedics and Traumatology Pub Date : 2026-03-01 Epub Date: 2025-07-24 DOI: 10.1055/a-2655-0004
Anderson Fernando de Souza, César Augusto Martins Pereira, Ivan Onone Gialain, Josete Barbosa Cruz Meira, Rafael Yague Ballester, André Luis do Valle De Zoppa
{"title":"In Silico Analysis of Stress Distribution in Proximal Interphalangeal Joint Arthrodesis in Horses Using a Locking Compression Plate.","authors":"Anderson Fernando de Souza, César Augusto Martins Pereira, Ivan Onone Gialain, Josete Barbosa Cruz Meira, Rafael Yague Ballester, André Luis do Valle De Zoppa","doi":"10.1055/a-2655-0004","DOIUrl":"10.1055/a-2655-0004","url":null,"abstract":"<p><p>This study aimed to compare the stress distribution in proximal interphalangeal joint arthrodesis with locking compression plate in horses based on the type and method of screw implantation in the proximal hole and partial or total removal of implants after fusion.Finite element analysis.Proximal interphalangeal joint arthrodesis was simulated using a 3-hole, 4.5-mm narrow locking compression plate combined with two 5.5-mm transarticular screws. Models were created according to the type (cortex or locking) and method of implantation (uni- or bicortical) of the screw in the proximal hole of the locking compression plate. Four conditions were simulated: Immediate postoperative, ankylosis, ankylosis with partial removal (transarticular screws remaining) and ankylosis with no implants. An axial load of 8,700 N was applied, and the major principal stresses in the bones and von Mises stress in the implants were evaluated.Cortical screws in the proximal hole better distributed the stresses, reducing their concentration along the diaphysis of the proximal phalanx in the postoperative condition. Stress distribution did not differ between partial and total implant removal. High stresses were observed in the implants, especially when locking screws were used, with a reduction observed after ankylosis simulation.A cortex screw in the proximal hole reduces stress concentration in the proximal phalanx. Retaining the transarticular screws after ankylosis did not alter the stress pattern in the bone.</p>","PeriodicalId":51204,"journal":{"name":"Veterinary and Comparative Orthopaedics and Traumatology","volume":" ","pages":"107-116"},"PeriodicalIF":1.1,"publicationDate":"2026-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144735166","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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