中国修复重建外科杂志最新文献

{"title":"[Application value of hinge position design of Ilizarov circular external fixator for correcting clubfoot deformity in preventing ankle dislocation].","authors":"Dongfeng Zhang, Siyu Yang, Bingke Shi, Shuliang Li, Lei Zhen, Yushun Wang, Yingqi Zhang, Sihe Qin, Qi Pan","doi":"10.7507/1002-1892.202505077","DOIUrl":"10.7507/1002-1892.202505077","url":null,"abstract":"<p><strong>Objective: </strong>To summarize the methods of ankle hinge position design in the correction of clubfoot deformity by Ilizarov method, and to explore its application value in the prevention of ankle dislocation.</p><p><strong>Methods: </strong>A retrospective study was conducted including 28 patients with rigid clubfoot deformity (34 feet) who met the selection criteria and admitted between September 2021 and December 2024. There were 19 males and 9 females with an average age of 31.8 years (range, 19-47 years). According to Dimeglio classification, there were 21 feet of degree Ⅲ and 13 feet of degree Ⅳ. The causes were traumatic sequelae in 9 cases, congenital foot deformity in 15 cases, spina bifida sequelae in 1 case, peripheral neuropathy in 1 case, and cerebral palsy sequelae in 2 cases. The malformation lasted from 6 to 46 years, with an average of 29.3 years. All patients were treated with Ilizarov circular external fixator, and the hinge position of ankle joint was planned according to the standard lateral X-ray film of foot and ankle and the principle of Ilizarov limb deformity correction center of rotation angulation (CORA) before operation. The 2008 International Clubfoot Study Group (ICFSG) scoring system was used to evaluate the efficacy.</p><p><strong>Results: </strong>The deformity of rigid clubfoot was completely corrected in all patients, and the patients could walk with plantar weight-bearing, and the ankle weight-bearing walking significantly improved when compared with that before operation. There was no complication such as ankle dislocation, talus impact or extrusion, local skin necrosis, needle tract infection, or numbness of extremities during the correction process. All patients were followed up 5-39 months, with an average of 18.1 months. At last follow-up, according to the ICFSG scoring system, 23 feet were excellent, 10 feet were good, and 1 foot was fair, and the excellent and good rate was 97%.</p><p><strong>Conclusion: </strong>Designing the position of the ankle hinge according to the principle of CORA can effectively avoid ankle dislocation, talus impingement, tibiotalar joint extrusion, and other ankle adverse events in the process of correcting clubfoot deformity, which has good application value in clinical practice.</p>","PeriodicalId":23979,"journal":{"name":"中国修复重建外科杂志","volume":"39 8","pages":"989-993"},"PeriodicalIF":0.0,"publicationDate":"2025-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12367414/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144883877","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":"[Observation on analgesic efficacy of ultrasound-guided high fascia iliac compartment block for tourniquet-related pain following total knee arthroplasty].","authors":"Qingqing Yu, Yingchao Tang, Haiyu Fu, Li Jiang, Benjing Song, Wei Wang, Qingyun Xie, Song Chen","doi":"10.7507/1002-1892.202505024","DOIUrl":"10.7507/1002-1892.202505024","url":null,"abstract":"&lt;p&gt;&lt;strong&gt;Objective: &lt;/strong&gt;To evaluate the analgesic efficacy of ultrasound-guided high fascia iliaca compartment block (HFICB) in managing tourniquet-related pain following total knee arthroplasty (TKA).&lt;/p&gt;&lt;p&gt;&lt;strong&gt;Methods: &lt;/strong&gt;A prospective randomized controlled trial was conducted involving 84 patients with severe knee osteoarthritis or rheumatoid arthritis who underwent unilateral TKA between March 2024 and December 2024. Patients were randomly assigned to two groups ( &lt;i&gt;n&lt;/i&gt;=42) using a random number table. In the trial group, ultrasound-guided HFICB was performed preoperatively, with 0.2% ropivacaine injected into the fascia iliaca compartment. No intervention was administered in the control group. Baseline characteristics, including gender, age, surgical side, body mass index, and preoperative visual analogue scale (VAS) scores at rest and during movement, showed no significant difference between the two groups ( &lt;i&gt;P&lt;/i&gt;&gt;0.05). In both groups, a tourniquet was applied after osteotomy and before pulsed lavage, and removed after the closure of the first layer of the joint capsule. Postoperative assessments were conducted at 6, 12, 24, and 48 hours, including VAS scores at the tourniquet site (at rest and during movement), Bromage motor block scores, Ramsay sedation scores, and Bruggrmann comfort scale (BCS) scores to evaluate patient comfort. Additionally, the average tramadol consumption and incidence of nausea and vomiting within 48 hours postoperatively were recorded and compared.&lt;/p&gt;&lt;p&gt;&lt;strong&gt;Results: &lt;/strong&gt;In the trial group and control group, VAS scores during movement at the tourniquet site significantly improved at all postoperative time points compared to preoperative levels ( &lt;i&gt;P&lt;/i&gt;&lt;0.05). VAS scores at rest increased transiently at 6 hours after operation in both groups, and then gradually decreased to the preoperative level. Except that there was no significant difference at 48 hours after operation in the trial group ( &lt;i&gt;P&lt;/i&gt;&gt;0.05), there were significant differences at other time points of two groups compared to preoperative score ( &lt;i&gt;P&lt;/i&gt;&lt;0.05). Except for VAS score at rest at 6 hours, VAS score during movement at 48 hours, and BCS comfort score at 48 hours ( &lt;i&gt;P&lt;/i&gt;&gt;0.05), the trial group showed significantly better outcomes than the control group in terms of VAS score at rest, VAS score during movement, Ramsay sedation scores, and BCS comfort scores at all other time points ( &lt;i&gt;P&lt;/i&gt;&lt;0.05). No significant difference was found in Bromage motor block scores between the groups ( &lt;i&gt;P&lt;/i&gt;&gt;0.05). Tramadol was used in 3 patients in the trial group and 7 patients in the control group within 48 hours after operation, the dosage was (133.30±14.19) mg and (172.40±22.29) mg, showing significant difference ( &lt;i&gt;P&lt;/i&gt;&lt;0.05). Nausea and vomiting occurred in 4 patients (9.5%) in the trial group and 3 patients (7.1%) in the control group, with no significant difference in incidence between groups ( &lt;i&gt;P&lt;/i&gt;&gt;0.05).","PeriodicalId":23979,"journal":{"name":"中国修复重建外科杂志","volume":"39 8","pages":"1045-1050"},"PeriodicalIF":0.0,"publicationDate":"2025-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12367437/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144883887","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":"[Research and clinical application progress of foot lengthening surgery].","authors":"Zhiyu Wang, Baozhou Zhang, Xuewen Wang, Ban Lu, Zeyu Zhang, Yingdong Zhang, Sihe Qin, Yong Wu, Hui Du","doi":"10.7507/1002-1892.202505070","DOIUrl":"10.7507/1002-1892.202505070","url":null,"abstract":"<p><strong>Objective: </strong>To summarize the research and clinical application progress of foot lengthening surgery.</p><p><strong>Methods: </strong>Relevant research literature on foot lengthening surgery in recent years at home and abroad was reviewed, and a summary was made from aspects such as the types of lengthening surgery, the types of foot diseases treated by clinical application, effectiveness, and complications.</p><p><strong>Results: </strong>Bone defects and shortening deformities of the foot are relatively common clinically. As an innovative treatment method, foot lengthening surgery has gradually attracted attention, mainly including the Ilizarov technique and one-stage bone grafting lengthening surgery. The former promotes bone regeneration based on the tension-stress principle and is widely used in the treatment of calcaneal defects and congenital metatarsal brachymetatarsia, achieving good curative effects. However, there are also complications such as pin-tract infection, joint stiffness and contracture, non-union and delayed union of bone, re-fracture, and alignment deviation. The latter has a short treatment cycle, but the lengthening length is limited. Bone graft resorption and soft tissue complications are its main complications.</p><p><strong>Conclusion: </strong>Foot lengthening surgery will develop towards the direction of personalization, intelligence, and precision. With the help of multi-center research, biological materials, and intelligent technologies, the effectiveness and safety will be further improved to better restore the function and appearance of the foot.</p>","PeriodicalId":23979,"journal":{"name":"中国修复重建外科杂志","volume":"39 8","pages":"937-941"},"PeriodicalIF":0.0,"publicationDate":"2025-08-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12367425/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144883890","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":"[Advances in mechanotransduction signaling pathways in distraction osteogenesis].","authors":"Jinghong Yang, Lujun Jiang, Zi Wang, Zhong Li, Yanshi Liu","doi":"10.7507/1002-1892.202504004","DOIUrl":"10.7507/1002-1892.202504004","url":null,"abstract":"<p><strong>Objective: </strong>To review the role and research progress of mechanotransduction signaling pathway in distraction osteogenesis, so as to provide theoretical basis and reference for clinical treatment.</p><p><strong>Methods: </strong>The role and research progress of mechanotransduction signaling pathway in distraction osteogenesis were summarized by extensive review of relevant literature at home and abroad.</p><p><strong>Results: </strong>The mechanotransduction signaling pathway plays a central role of \"sensation-transformation-execution\" in distraction osteogenesis, and activates a series of molecular mechanisms to promote the regeneration and remodeling of bone tissue by integrating external mechanical signals. Mechanical stimuli are converted into mechanotransduction signals through the perception of integrins, Piezo1 ion channels and bone cell networks. Activate downstream molecules are transduce through signal pathways such as Wnt/β-catenin, transforming growth factor β/bone morphogenetic protein-Smad, mitogen-activated protein kinase, protein kinase Hippo-Yes-associated protein/transcriptional coactivator with PDZ-binding motif, and phosphatidylinositol 3-kinase/ protein kinase B, so as to achieve the effects of promoting osteoblasts proliferation, accelerating endochondral ossification, regulating bone resorption and the like, thereby promoting the regeneration of new bone in the distraction area. The study of mechanotransduction signaling pathways in distraction osteogenesis is expected to optimize the mechanical parameters of distraction osteogenesis and provide targeted intervention strategies for accelerating new bone regeneration and mineralization in the distraction zone. However, the specific mechanism of mechanotransduction signaling pathway in distraction osteogenesis remains to be further elucidated, and artificial intelligence and multi-omics analysis may be the future development direction of mechanotransduction signaling pathway.</p><p><strong>Conclusion: </strong>In distraction osteogenesis, mechanotransduction signal transduction is the core mechanism of bone regeneration in the distraction zone, which regulates cell behavior and tissue regeneration by converting mechanical stimulation into biochemical signals.</p>","PeriodicalId":23979,"journal":{"name":"中国修复重建外科杂志","volume":"39 7","pages":"912-918"},"PeriodicalIF":0.0,"publicationDate":"2025-07-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12279909/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144638216","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":"[Biomechanical characteristics of lower limbs after discoid lateral meniscus injury surgery].","authors":"Zirui Zhou, Siqi Wang, Xiaojing Tian, Bingbing Xu, Mingming Lei, Jianquan Wang","doi":"10.7507/1002-1892.202504015","DOIUrl":"10.7507/1002-1892.202504015","url":null,"abstract":"<p><strong>Objective: </strong>To review the research progress on the lower limb biomechanical characteristics of patients with discoid lateral meniscus (DLM) injury after surgery.</p><p><strong>Methods: </strong>By searching relevant domestic and international research literature on DLM, the postoperative characteristics of knee joint movement biomechanics, tibiofemoral joint stress distribution, lower extremity force line, and patellofemoral joint changes in patients with DLM injury were summarized.</p><p><strong>Results: </strong>Surgical treatment can lead to varying degrees of changes in the lower limb biomechanical characteristics of patients with DLM injury. Specifically, the kinematic biomechanics of the knee joint can significantly improve, but there are still problems such as extension deficits in the affected knee joint. The peak stress of the tibiofemoral joint decreases with the increase of the residual meniscus volume, and the degree of change is closely related to the residual meniscus volume. Preserving a larger volume of the meniscus, especially the anterior horn volume, helps to reduce stress concentration. The lower extremity force line will deviate outward after surgery, and the more meniscus is removed during surgery, the greater the change in the lower extremity force line after surgery. There are conditions such as cartilage degeneration, position and angle changes in the patellofemoral joint after surgery.</p><p><strong>Conclusion: </strong>The changes in the lower limb biomechanical characteristics after DLM injury are closely related to the choice of surgical methods and rehabilitation programs. However, the mechanisms of biomechanical changes in multiple lower limb joints and individual differences still need to be further studied and clarified.</p>","PeriodicalId":23979,"journal":{"name":"中国修复重建外科杂志","volume":"39 7","pages":"891-895"},"PeriodicalIF":0.0,"publicationDate":"2025-07-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12279914/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144638220","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":"[Comparative study on effectiveness of double reverse traction reduction versus open reduction internal fixation in treating complex tibial plateau fractures].","authors":"Hao Liu, Zhihao Lin, Yueyan Ma, Haifeng Gong, Tianrui Wang, Fagang Ye, Yanling Hu","doi":"10.7507/1002-1892.202504101","DOIUrl":"10.7507/1002-1892.202504101","url":null,"abstract":"<p><strong>Objective: </strong>To compare the effectiveness and advantages of the double reverse traction reduction versus open reduction internal fixation for treating complex tibial plateau fractures.</p><p><strong>Methods: </strong>A clinical data of 25 patients with Schatzker type Ⅴ or Ⅵ tibial plateau fractures, who met the selection criteria and were admitted between January 2019 and January 2023, was retrospectively analyzed. Thirteen patients underwent double reverse traction reduction and internal fixation (double reverse traction group), while 12 patients underwent open reduction and internal fixation (traditional open group). There was no significant difference in the baseline data (age, gender, injury mechanism, Schatzker classification, interval between injury and operation) between the two groups ( <i>P</i>>0.05). The effectiveness were evaluated and compared between the two groups, included operation time, intraoperative blood loss, incision length, hospital stay, full weight-bearing time, complications, fracture healing, Rasmussen radiological score (reduction quality), knee Hospital for Special Surgery (HSS) score, and knee flexion/extension range of motion.</p><p><strong>Results: </strong>The double reverse traction group demonstrated significantly superior outcomes in operation time, intraoperative blood loss, hospital stay, incision length, and time to full weight-bearing ( <i>P</i><0.05). Two patients in traditional open group developed incisional complications, while the double reverse traction group had no complication. There was no significant difference in the incidence of complication between the two groups ( <i>P</i>>0.05). All patients were followed up 24-36 months (mean, 30 months), with no significant difference in follow-up duration between groups ( <i>P</i>>0.05). Fractures healed in both groups with no significant difference in healing time ( <i>P</i>>0.05). At 6 months after operation, Rasmussen radiological scores and grading showed no significant difference between the two groups ( <i>P</i>>0.05); the double reverse traction group had significantly higher HSS scores compared to the traditional open group ( <i>P</i><0.05). At 12 months after operation, knee flexion/extension range of motion were significantly greater in the double reverse traction group than in the traditional open group ( <i>P</i><0.05).</p><p><strong>Conclusion: </strong>Double reverse traction reduction offers advantages over traditional open reduction, including shorter operation time, reduced blood loss, minimized soft tissue trauma, and improved joint functional recovery. It is a safe and reliable method for complex tibial plateau fractures.</p>","PeriodicalId":23979,"journal":{"name":"中国修复重建外科杂志","volume":"39 7","pages":"795-800"},"PeriodicalIF":0.0,"publicationDate":"2025-07-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12279911/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144638221","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":"[Effect of mechanical stimuli on physicochemical properties of joint fluid in osteoarthritis].","authors":"Han Yao, Aixian Tian, Jianxiong Ma, Xinlong Ma","doi":"10.7507/1002-1892.202504117","DOIUrl":"10.7507/1002-1892.202504117","url":null,"abstract":"<p><strong>Objective: </strong>To analyze the differences in the effects of different mechanical stimuli on cells, cytokines, and proteins in synovial fluid of osteoarthritis joints, and to elucidate the indirect mechanism by which mechanical signals remodel the synovial fluid microenvironment through tissue cells.</p><p><strong>Methods: </strong>Systematically integrate recent literature, focusing on the regulatory effects of different mechanical stimuli on the physicochemical properties of synovial fluid. Analyze the dynamic process by which mechanical stimuli regulate secretory and metabolic activities through tissue cells, thereby altering the physicochemical properties of cytokines and proteins.</p><p><strong>Results: </strong>Appropriate mechanical stimuli activate mechanical signals in chondrocytes, macrophages, and synovial cells, thereby influencing cellular metabolic activities, including inhibiting the release of pro-inflammatory factors and promoting the secretion of anti-inflammatory factors, and regulating the expression of matrix and inflammation-related proteins such as cartilage oligomeric matrix protein, peptidoglycan recognition protein 4, and matrix metalloproteinases.</p><p><strong>Conclusion: </strong>Mechanical stimuli act on tissue cells, indirectly reshaping the synovial fluid microenvironment through metabolic activities, thereby regulating the pathological process of osteoarthritis.</p>","PeriodicalId":23979,"journal":{"name":"中国修复重建外科杂志","volume":"39 7","pages":"903-911"},"PeriodicalIF":0.0,"publicationDate":"2025-07-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12279918/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144638225","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":"[Effectiveness and safety analysis of simultaneous bilateral total knee arthroplasty in treatment of patients aged 65 years and younger with bilateral knee osteoarthritis].","authors":"Jie Zhao, Qiang Wang, Weijie He, Huazheng He, Xiao Lu, Fangxing Wang","doi":"10.7507/1002-1892.202504031","DOIUrl":"10.7507/1002-1892.202504031","url":null,"abstract":"<p><strong>Objective: </strong>To investigate the effectiveness and safety of simultaneous bilateral total knee athroplasty (SB-TKA) for the treatment of patients aged 65 years and younger with bilateral knee osteoarthritis (KOA) by comparing with patients undergoing unilateral total knee arthroplasty (U-TKA).</p><p><strong>Methods: </strong>A clinical data of patients, who underwent primary TKA for KOA and met the selection criteria between June 2019 and July 2023, was retrospectively analyzed, including 181 patients in the U-TKA group and 52 patients in the SB-TKA group. The baseline data of age, gender, disease duration, body mass index, and preoperative hemoglobin (Hb), knee range of motion (ROM), Oxford knee score (OKS), and visual analogue scale (VAS) score for pain were compared between the two groups, with no significant difference ( <i>P</i>>0.05). The operation time, postoperative hospital stay, and all complications related to knee arthroplasty were recorded. Hb was measured at 2 days after operation and the difference between pre- and post-operation was calculated. The knee function and pain were evaluated by using ROM, OKS score, and VAS score and compared between the two groups.</p><p><strong>Results: </strong>The operation time and postoperative hospital stay duration were significantly shorter in the U-TKA group than in the SB-TKA group ( <i>P</i><0.05). The difference of Hb was significantly lower in the U-TKA group ( <i>P</i><0.05). All patients were followed up 12-61 months (mean, 37.2 months). There was no significant difference in follow-up time between the two groups ( <i>P</i>>0.05). At last follow-up, the ROM, OKS score, and VAS score of both groups were better than the preoperative ones, and the differences were significant ( <i>P</i><0.05); there were significant differences between the two groups in the ROM and OKS score ( <i>P</i><0.05), while no significant difference was found in the VAS score ( <i>P</i>>0.05). Mild complications were observed in 31 cases (17.13%) and severe complications in 3 cases (1.66%) in the U-TKA group, while mild complications were observed in 14 cases (26.92%) in the SB-TKA group, and no severe complication occurred. There was no significant difference in the incidences of mild and severe complications between the two groups ( <i>P</i>>0.05).</p><p><strong>Conclusion: </strong>In patients aged 65 years and younger with bilateral KOA, knee function and mobility can significantly improved when treated by SB-TKA. While patients had lower postoperative knee mobility and function scores compared with U-TKA, there was no significant difference in pain scores or overall incidence of complication. Strict patient selection and scientific perioperative management are important to achieve good effectiveness after operation in patients with SB-TKA.</p>","PeriodicalId":23979,"journal":{"name":"中国修复重建外科杂志","volume":"39 7","pages":"855-860"},"PeriodicalIF":0.0,"publicationDate":"2025-07-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12279904/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144638228","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":"[Advances in application of digital technologies in surgery for ankylosing spondylitis].","authors":"Haorui Yang, Lu Liu, Nan Kang","doi":"10.7507/1002-1892.202504017","DOIUrl":"10.7507/1002-1892.202504017","url":null,"abstract":"<p><strong>Objective: </strong>To explore the application progress and clinical value of digital technologies in the surgical treatment of ankylosing spondylitis (AS).</p><p><strong>Methods: </strong>By systematically reviewing domestic and international literature, the study summarized the specific application scenarios, operational procedures, and technical advantages of digital technologies [including preoperative three-dimensional (3D) planning, intraoperative real-time navigation, robot-assisted surgery, and 3D printing] in AS surgery, and analyzed their impact on surgical accuracy, complication rates, and clinical outcomes.</p><p><strong>Results: </strong>Digital technologies significantly improve the precision and safety of AS surgery. Preoperative 3D planning enables personalized surgical protocols; intraoperative navigation systems dynamically adjusts surgical trajectories, reducing the risk of iatrogenic injury; robot-assisted surgery can minimize human errors and enhance implant positioning accuracy; 3D-printed anatomical models and guides optimize the correction of complex spinal deformities. Furthermore, the combined applications of these technologies shorten operative time, reduce intraoperative blood loss, decrease postoperative complications (e.g., infection, nerve injury), and accelerate functional recovery.</p><p><strong>Conclusion: </strong>Through multidimensional integration and innovation, digital technologies provide a precise and minimally invasive solution for AS surgical treatment. Future research should focus on their synergy with biomaterials and intelligent algorithms to further refine surgical strategies and improve long-term prognosis.</p>","PeriodicalId":23979,"journal":{"name":"中国修复重建外科杂志","volume":"39 7","pages":"896-902"},"PeriodicalIF":0.0,"publicationDate":"2025-07-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12279902/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144638215","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":"[Application study of platelet-rich plasma combined with arterial supercharging technique to enhance survival of ischemic cross-body region skin flaps in rabbits].","authors":"Huajian Zhou, Mingyu Jia, Zhihong Chen, Yangyang Liu, Kuankuan Zhang, Zhonglian Zhu, Min Wu","doi":"10.7507/1002-1892.202504080","DOIUrl":"10.7507/1002-1892.202504080","url":null,"abstract":"<p><strong>Objective: </strong>To investigate the effects of combined platelet-rich plasma (PRP) and arterial supercharging technique on the survival rate and functional restoration of cross-body region skin flaps in rabbits.</p><p><strong>Methods: </strong>Twelve healthy 6-month-old New Zealand White rabbits were randomly assigned to 4 groups ( <i>n</i>=3): sham group, PRP group, anastomosis group, and combined treatment group. An axial skin flap with an area of 12 cm×6 cm on the inner side of the hind limbs of all animals were prepared, with the saphenous artery as the main blood supply. Following the ligation of both the proximal and distal ends of the saphenous artery across all groups, the sham group received no further intervention, the PRP group was subjected to PRP injection, the anastomosis group underwent <i>in situ</i> end-to-end anastomosis of the distal saphenous artery, and the combined treatment group received both <i>in situ</i> distal saphenous artery anastomosis and PRP administration. Flap survival was evaluated and recorded on postoperative days 1, 3, and 7, with survival rates calculated accordingly. On day 7, flap tissue samples were harvested for HE staining to assess basal tissue morphology. Additionally, immunohistochemical staining was conducted to detect the expression of α-smooth muscle actin (α-SMA), vascular endothelial growth factor (VEGF), and CD31 in the flap tissues.</p><p><strong>Results: </strong>At postoperative day 1, no significant difference in flap survival rates were observed among the 4 groups ( <i>P></i>0.05). At day 3, the PRP group showed no significant difference compared to the sham group ( <i>P></i>0.05); however, both the anastomosis and combined treatment groups exhibited significantly higher survival rates than the sham group ( <i>P<</i>0.05), the combined treatment group further demonstrated superior survival rates compared to both the PRP and anastomosis groups ( <i>P<</i>0.05). At day 7, the combined treatment group maintained significantly higher survival rates than all other groups ( <i>P<</i>0.05), while both the PRP and anastomosis groups exceeded the sham group ( <i>P<</i>0.05). HE staining at day 7 revealed persistent inflammatory cell infiltration, sheet-like erythrocyte deposition, and disordered collagen fibers in the sham group. The PRP group showed nascent microvessel formation and early collagen reorganization, whereas the anastomosis group displayed mature microvasculature with resolved interstitial edema. The combined treatment group exhibited differentiated microvessels with densely packed collagen bundles. Immunohistochemical analysis at day 7 demonstrated significantly larger relative area percentages of α-SMA, VEGF, and CD31 positive cells in the combined treatment group compared to all other groups ( <i>P<</i>0.05). Both the PRP and anastomosis groups also showed significantly higher values than the sham group ( <i>P<</i>0.05).</p><p><strong>Conclusion: </strong>The combina","PeriodicalId":23979,"journal":{"name":"中国修复重建外科杂志","volume":"39 7","pages":"873-880"},"PeriodicalIF":0.0,"publicationDate":"2025-07-15","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC12279905/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144638219","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}