SICOT-J最新文献

{"title":"Analgesia considerations in orthopaedic surgery: the role of magnesium sulfate infusions.","authors":"Thomas J Papadimos, Scott M Pappada, Jacob Alexander, Pavlos Altsitzioglou, Theodosis Saranteas, Sebastien Lustig, Andreas F Mavrogenis","doi":"10.1051/sicotj/2025030","DOIUrl":"10.1051/sicotj/2025030","url":null,"abstract":"<p><p>Orthopaedic surgical operations are associated with significant post-operative pain, often managed with opioids, which carry risks of adverse effects and dependency. Magnesium sulfate, a NMDA receptor antagonist with analgesic and muscle relaxant properties, has emerged as a potential adjunct to improve pain control and reduce opioid consumption in orthopaedic procedures. Current evidence supports magnesium sulfate as a valuable adjunct in orthopaedic pain management, particularly in reducing opioid consumption and enhancing muscle relaxation. However, heterogeneity in study design, administration protocols, and patient populations warrants cautious interpretation. Monitoring for side effects such as hypotension and respiratory depression remains essential. Further high-quality, standardized trials are needed to optimize dosing strategies and confirm long-term benefits.</p>","PeriodicalId":46378,"journal":{"name":"SICOT-J","volume":"11 ","pages":"E1"},"PeriodicalIF":1.8,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12143129/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144235524","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Management of a rare case of anterior cruciate ligament reconstruction in a Paralympic athlete with a transtibial amputation - a case report.","authors":"Alexandre Le Guen, Thibaut Lucena, Eric Laboute, Etienne Cavaignac","doi":"10.1051/sicotj/2025022","DOIUrl":"10.1051/sicotj/2025022","url":null,"abstract":"<p><p>Advances in technology, prosthetic components and rehabilitation techniques have improved the quality of life for amputees. Wearing a prosthesis enabled them to participate in sports at a high level. Participating in competitive sports puts them at risk of joint injury. This case describes a disabled professional paralympic athlete with a transtibial amputation who has torn his anterior cruciate ligament (ACL). This patient underwent anterior cruciate ligament reconstruction one year before the Paris 2024 Paralympic Games. Surgery had to be adapted in terms of the patient's operative position, choice of graft and incisions to limit conflict with the prosthesis. Anterior cruciate ligament reconstruction with an ipsilateral quadriceps tendon graft enabled the patient to return to competition and place 4th in his category at the Paris 2024 Paralympic Games. This is the first case of ACL reconstruction in a transtibial amputee reported in the literature. It highlights a rare and difficult surgical procedure that can yield good results.</p>","PeriodicalId":46378,"journal":{"name":"SICOT-J","volume":"11 ","pages":"23"},"PeriodicalIF":1.8,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11978240/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143812492","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Retrograde femoral nailing for deformity correction and fracture treatment in osteogenesis imperfecta: clinical and radiological assessment of a novel technique.","authors":"Samuel Georges, Ibrahim Saliba, Georges Finidori, Edouard Haumont, Stephanie Pannier, Zagorka Pejin","doi":"10.1051/sicotj/2025020","DOIUrl":"https://doi.org/10.1051/sicotj/2025020","url":null,"abstract":"<p><strong>Introduction: </strong>Intramedullary anterograde femoral nailing is a standard treatment for femoral deformity and fracture in osteogenesis imperfecta (OI). This study evaluates the clinical and radiological outcomes of a novel retrograde femoral nailing technique.</p><p><strong>Methods: </strong>A retrospective analysis was performed on 31 patients with OI who underwent retrograde femoral nailing using Dubow-Bailey nails from 2004 to 2019. A total of 54 femurs were treated for femoral deformity or fracture by three senior surgeons, with a mean follow-up of 2.7 years. Clinical outcomes, including knee range of motion and pain, were assessed. Radiological outcomes included deformity angle (DA), neck shaft angle (NSA), mechanical lateral distal femoral angle (mLDFA), and nail positioning on AP and lateral X-rays. Potential complications, including hip osteonecrosis, distal femoral growth arrest, and infections, were also evaluated.</p><p><strong>Results: </strong>The procedure showed favorable outcomes, with no postoperative knee motion limitations or persistent pain. The mean pre-operative DA on AP and lateral views was 29° and 40°, respectively, with no residual deformity after surgery. The mean NSA and mLDFA were 132° and 101° before surgery, compared to 143° and 89° post-operatively. Nail alignment was optimal in 81% of the femurs, with proper positioning in both the distal epiphysis and femoral neck. No cases of hip osteonecrosis, distal femoral growth arrest, or infection were reported. Hardware migration occurred in seven cases.</p><p><strong>Conclusion: </strong>Retrograde femoral nailing is a safe and effective technique for managing femoral deformities and fractures in OI.</p>","PeriodicalId":46378,"journal":{"name":"SICOT-J","volume":"11 ","pages":"26"},"PeriodicalIF":1.8,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12005622/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144017518","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Superficial band of the quadriceps tendon harvested with a minimally invasive technique provides adequate graft dimensions: a cadaveric study.","authors":"Napatpong Thamrongskulsiri, Varachaya Khwanjaipanich, Danaithep Limskul, Thanathep Tanpowpong, Somsak Kuptniratsaikul, Thun Itthipanichpong","doi":"10.1051/sicotj/2025037","DOIUrl":"10.1051/sicotj/2025037","url":null,"abstract":"<p><strong>Introduction: </strong>This study explored a minimally invasive technique for harvesting the superficial band of the quadriceps tendon. By using a conventional graft tendon stripper, the procedure aims to obtain the full length of tendon fibers necessary for anterior cruciate ligament (ACL) reconstruction. The study aimed to determine if this technique can produce grafts of sufficient length and diameter.</p><p><strong>Methods: </strong>From September to October 2023, we conducted a study using full-body Thiel-embalmed cadavers over 18 years of age without pathology-related alterations in lower limb anatomy. The mid-diameter of the graft was measured at its midpoint, and the peripheral diameter was taken at the ends. The length of the triple-folded graft was measured from end to end. A digital vernier caliper measured the length and mid-diameter, and a graft sizer measured the peripheral diameter.</p><p><strong>Results: </strong>Sixteen quadriceps tendon autografts were harvested from 16 knees of 8 cadavers (mean age: 64.7 ± 9.9 years). The minimally invasive harvesting technique yielded a mean graft length of 289.0 ± 10.3 mm before folding, a mean mid-diameter of 9.7 ± 0.7 mm, a mean peripheral diameter of 8.5 ± 0.4 mm, and a mean length of 93.1 ± 4.7 mm after triple folding. Gender-based comparisons showed no significant differences. Correlations between graft dimensions and height were not statistically significant.</p><p><strong>Discussion: </strong>The findings of this study indicate that the minimally invasive harvesting of the superficial band of the quadriceps tendon resulted in adequate graft dimension. Gender-based comparisons revealed no statistically significant differences in these dimensions between males and females. Additionally, correlation analysis showed weak to moderate correlations between graft dimensions and height, none of which were statistically significant, indicating no meaningful relationship between height and graft dimensions.</p>","PeriodicalId":46378,"journal":{"name":"SICOT-J","volume":"11 ","pages":"37"},"PeriodicalIF":1.8,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12266663/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144650829","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Impact of screw reinsertion on osteosynthesis stability in Schatzker IV tibial plateau fractures: a biomechanical study.","authors":"Shuhei Hiyama, Tsuneari Takahashi, Jiro Ando, Yoshiya Nibe, Tomohiro Matsumura, Katsushi Takeshita","doi":"10.1051/sicotj/2025008","DOIUrl":"10.1051/sicotj/2025008","url":null,"abstract":"<p><strong>Introduction: </strong>This biomechanical study evaluated the effect of screw reinsertion with a locking plate on fixation strength and the stability of osteosynthesis in medial tibial plateau fractures using porcine bone.</p><p><strong>Materials and methods: </strong>Thirty porcine tibiae were divided into three groups: group A (underwent biomechanical testing after medial tibial fixation with a large fragment T-shaped locking plate), group B (underwent plate fixation, followed by the removal of all screws and plates and refixation with the same screws and plates using the same holes before biomechanical testing), and group C (underwent biomechanical testing once after plate fixation, followed by the removal of all screws and plates, refixation with the same screws and plates using the same holes, and then biomechanical testing). The translation pattern of the constructs in each group was examined using cyclic loading tests. The changes in the joint gap and step-off after 2000 cycles were compared among the three groups.</p><p><strong>Results: </strong>Significant differences in displacement were observed at 10-100 cycles (group A: -0.01 ± 0.04 mm, group B: -0.02 ± 0.04 mm, group C: -0.13 ± 0.15 mm, P = 0.021). However, no significant differences were found in other displacement and translation measurements among the groups. Regarding the gap and step-off among groups, significant differences were observed in anterior and posterior gap changes. Despite the statistical significance, the absolute displacement values were small, suggesting minimal clinical relevance. These findings indicate that reinserting screws and plates into the same hole may not substantially compromise overall fixation strength.</p><p><strong>Conclusion: </strong>Screw reinsertion in the same holes after removal did not significantly compromise the stability of osteosynthesis in this biomechanical model. These findings suggest that reinsertion may be a viable option in revision surgery.</p>","PeriodicalId":46378,"journal":{"name":"SICOT-J","volume":"11 ","pages":"11"},"PeriodicalIF":1.8,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11867604/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143524597","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Functional knee positioning in patients with valgus deformity undergoing image-based robotic total knee arthroplasty: Surgical technique.","authors":"Pietro Gregori, Christos Koutserimpas, Andrea De Fazio, Sarah Descombris, Elvire Servien, Cécile Batailler, Sébastien Lustig","doi":"10.1051/sicotj/2025001","DOIUrl":"10.1051/sicotj/2025001","url":null,"abstract":"<p><strong>Background: </strong>Functional knee positioning (FKP) represents an innovative personalized approach for total knee arthroplasty (TKA) that reconstructs a three-dimensional alignment based on the optimal balance of soft tissue and bony structures, but it has mostly been described for varus knee deformity.</p><p><strong>Surgical technique: </strong>Valgus deformities present specific challenges due to altered bone remodeling and soft tissue imbalances. Using robotic assistance, FKP enables precise intraoperative assessment and correction of compartmental gaps, accommodating each individual's unique anatomy and laxities. The distal femoral cut is calibrated for 9 mm resection at the intact medial femoral condyle and adjusted on the lateral side to accommodate bone wear, while the tibial plateau resection aims for 8 mm from the medial side and 4-6 mm from the lateral side. Intraoperative evaluations of mediolateral laxities are performed at extension and 90° flexion. Adjustments are made to femoral and tibial cuts to balance gaps, aiming for 0 mm in posterior stabilized implants and minimal discrepancies in cruciate-retaining designs with lateral gap looser in flexion.</p><p><strong>Discussion: </strong>FKP emphasizes soft tissue-driven adjustments with the use of robotic platforms. Hence, intact soft tissue envelope of the knee is essential. This technique holds significant promise for managing valgus deformities in TKA, but further research is needed to evaluate its functional outcomes.</p>","PeriodicalId":46378,"journal":{"name":"SICOT-J","volume":"11 ","pages":"7"},"PeriodicalIF":1.8,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11809196/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143383690","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Clinical outcomes and long-term efficacy of high tibial osteotomy in treating knee instability: An updated systematic review.","authors":"Edi Mustamsir, Aulia Pandu Aji, Ahmad Abdilla Adiwangsa, Azfar Ahnaf Akmalizzan","doi":"10.1051/sicotj/2024061","DOIUrl":"10.1051/sicotj/2024061","url":null,"abstract":"<p><strong>Introduction: </strong>Knee joint stability is influenced by force distribution and ligament structures. High Tibial Osteotomy (HTO) treats knee deformities and redistributes load, reducing further invasive procedures. High Tibial Osteotomy (HTO) is a well-established procedure for addressing knee instability, particularly in cases involving ligament deficiencies such as ACL and PCL insufficiencies. This systematic review aims to evaluate the clinical outcomes and long-term efficacy of HTO in improving knee stability and function.</p><p><strong>Methods: </strong>A systematic literature search was conducted using Cochrane Central, PubMed, MEDLINE, and ProQuest databases for studies published between 2000 and June 2024. Eligible studies included human subjects with at least six months of follow-up and focused on HTO for knee instability. Exclusion criteria included animal studies, non-knee joint studies, and reviews. Data on patient demographics, follow-up duration, subjective and objective outcomes, and complications were extracted.</p><p><strong>Results: </strong>Out of 536 studies identified, 11 met the inclusion criteria, encompassing 303 patients. Combining HTO with ACL or PCL reconstruction significantly improved both subjective instability and objective measures, including Lachman and Pivot Shift test grades. Patient satisfaction was high, and functional scores such as Lysholm and Tegner improved markedly. The incidence of complications was low, with minor issues such as infections and delayed union, and no reported graft failures.</p><p><strong>Conclusion: </strong>HTO, particularly when combined with ligament reconstruction, effectively treats knee instability due to ACL or PCL deficiency. The procedure demonstrates strong mid- to long-term outcomes, high patient satisfaction, and a low rate of complications. It remains a viable option for patients with knee instability.</p>","PeriodicalId":46378,"journal":{"name":"SICOT-J","volume":"11 ","pages":"6"},"PeriodicalIF":1.8,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11756237/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143024832","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Total knee arthroplasty after anterior cruciate ligament reconstruction with the use of image-based robotic technology and functional alignment.","authors":"Christos Koutserimpas, Luca Andriollo, Pietro Gregori, Enejd Veizi, Reha Tandogan, Sébastien Lustig, Konstantinos Dretakis","doi":"10.1051/sicotj/2025025","DOIUrl":"10.1051/sicotj/2025025","url":null,"abstract":"<p><strong>Background: </strong>Total knee arthroplasty (TKA) in patients with prior anterior cruciate ligament reconstruction (ACLR) presents unique challenges due to altered knee kinematics, residual instability, and fixation implants that may interfere with implant positioning. Image-based robotic-assisted TKA enables the functional alignment (FA) strategy that accounts for individual bony anatomy, ligamentous laxities, and anterior compartment characteristics.</p><p><strong>Surgical technique: </strong>This technique involves a CT-based robotic workflow where femoral and tibial components are planned based on patient-specific alignment and soft tissue balance. Intraoperative assessment with a digital tensioning device guides fine-tuning of flexion and extension gaps, ensuring balanced implant positioning while minimizing soft tissue releases. Fixation implants from prior ACLR are identified using robotic navigation, allowing for targeted adjustments such as selective removal or controlled elevation of components to avoid excessive bone loss. Patellar tracking is dynamically evaluated with a probe, facilitating real-time adjustments to optimize mediolateral tracking and anterior offset.</p><p><strong>Discussion: </strong>Given the altered biomechanics in post-ACLR knees, FA may provide a physiological alignment by accommodating native laxities and reducing the risk of residual instability. Additionally, robotic guidance allows for precise management of fixation implants, ensuring optimal implant positioning and bone preservation. While further studies are needed, robotic-assisted FA represents a promising approach for enhancing outcomes in TKA for post-ACLR patients.</p>","PeriodicalId":46378,"journal":{"name":"SICOT-J","volume":"11 ","pages":"30"},"PeriodicalIF":1.8,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12091943/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144112057","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Direct anterior total hip arthroplasty with dual mobility cup for femoral neck fractures in dementia patients.","authors":"Ryuji Okuno, Tomonori Baba, Yu Ozaki, Yasuhiro Homma, Kazuo Kaneko, Muneaki Ishijima","doi":"10.1051/sicotj/2025034","DOIUrl":"10.1051/sicotj/2025034","url":null,"abstract":"<p><strong>Background: </strong>Dementia patients with femoral neck fractures (FNFs) are unable to understand their dislocated limb positioning, which may impair rehabilitation and result in poorer functional recovery. Recently, good clinical results have been reported for the direct anterior approach for total hip arthroplasty (DAA-THA) using a dual mobility cup (DMC) for displaced FNFs. This study aimed to investigate differences in the clinical outcome of THA for displaced FNFs in patients with and without dementia.</p><p><strong>Methods: </strong>This study was retrospective and included 151 patients who underwent DAA-THA with DMC for displaced FNFs. Patients diagnosed with dementia prior to injury were classified into a dementia group (43 patients) and a non-dementia control group (control group, 108 patients). The evaluation items were age, sex, body mass index (BMI), preoperative Fracture Mobility Score (FMS), waiting period, preoperative anesthetic assessment, blood loss, operation time, complications, 1-year mortality, and 1-year FMS after surgery. The FMS was scored as: walking alone: 1, walking with a cane: 2, walking with a walker: 3, hand-guided walking: 4, and wheelchair: 5.</p><p><strong>Results: </strong>Significant differences were found in age, weight, BMI, and operation time. Postoperative dislocation was not observed in both groups. FMS was compared before and after injury in three categories: (1) unchanged from before injury, (2) one rank down, and (3) two or more ranks down. No significant differences were found in any of these categories (p = 0.09). Functional outcomes showed no significant difference in mobility recovery. The 1-year mortality rate was 9.35% (16 patients), with no significant difference between the two groups (p = 0.17).</p><p><strong>Discussion: </strong>DAA-THA using DMC for displaced FNFs may have similar functional outcomes and mortality rates in both patients with and without dementia.</p>","PeriodicalId":46378,"journal":{"name":"SICOT-J","volume":"11 ","pages":"39"},"PeriodicalIF":1.8,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12266661/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144650827","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Does the change between the native and the prosthetic posterior tibial slope influence the clinical outcomes after posterior stabilized TKA? A review of 793 knees at a minimum of 5 years follow-up.","authors":"Hassan Alhamdi, Etienne Deroche, Jobe Shatrov, Cécile Batailler, Sébastien Lustig, Elvire Servien","doi":"10.1051/sicotj/2025014","DOIUrl":"10.1051/sicotj/2025014","url":null,"abstract":"<p><strong>Introduction: </strong>The understanding of the influence of posterior tibial slope (PTS) on knee kinematics has increased. However, the PTS influence on clinical outcomes remains unclear. The study aimed to evaluate whether a significant change between the native and the prosthetic tibial plateau PTS influences functional results and the risk of complications following total knee arthroplasty (TKA).</p><p><strong>Methods: </strong>This was a retrospective, monocentric comparative study. Clinical and radiological data from 793 knees were collected from a prospective surgical database. Inclusion criteria were patients operated with a posterior-stabilized TKA (PS-TKA) for primary tibiofemoral osteoarthritis, with or without associated patellofemoral osteoarthritis, or osteonecrosis of the femoral condyle or tibial plateau, with a minimum follow-up of 5 years. Range of motion and International Knee Society (IKS) score as well as radiological measurements were collected preoperatively and postoperatively at each follow-up visit. Two groups were composed according to the change in PTS between pre- and post-op (Group 1: ≤10°, n = 703; Group 2: >10°, n = 90).</p><p><strong>Results: </strong>The mean follow-up was 75.5 months ± 9.1. The mean change in PTS from preoperative was 4.96° ± 3.24 in group 1 and 12.7° ± 1.87 in group 2. There was no significant difference in the mean IKS Knee subscore (89.5 ± 10.7 and 89.7 ± 10.2, p = 0.89) and mean IKS Function subscore (88.2 ± 15.7 and 86.3 ± 16.6, p = 0.33) in groups 1 and 2, respectively. Postoperative maximum flexion was very satisfactory in both groups with no clinically relevant difference (120.0 ± 11.9 and 123.0 ± 8.3, p = 0.026). The complication rate was 5.0% (n = 40) (5.5% in group 1; 1.1% in group 2; p = 0.07) while the most common complication requiring further procedure was deep infection (n = 9, 1.1%) and the second most common was stiffness (n = 6, 0.8%).</p><p><strong>Discussion: </strong>PTS did not influence postoperative maximum flexion or clinical scores and was not associated with a higher complication rate at a minimum 5-year follow-up after PS-TKA.</p>","PeriodicalId":46378,"journal":{"name":"SICOT-J","volume":"11 ","pages":"21"},"PeriodicalIF":1.8,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11948999/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143722014","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}