International Journal of Medical Robotics and Computer Assisted Surgery最新文献

{"title":"Safety, Feasibility and Prognostic Analysis of Surgical Treatment for High-Complexity Renal Tumours (RENAL Score ≥ 10): A Summary of Experience With Robotic Technology Applications","authors":"Lijing Xu,&nbsp;Jialin Wang,&nbsp;Yifu Shi,&nbsp;Guangxi Sun,&nbsp;Hao Zeng","doi":"10.1002/rcs.70165","DOIUrl":"10.1002/rcs.70165","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Objective</h3>\u0000 \u0000 <p>To compare the safety and feasibility of robot-assisted partial nephrectomy (RAPN) versus conventional laparoscopic surgery in patients with high-complexity renal tumours (RENAL score ≥ 10).</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>We retrospectively analysed 213 patients treated between March 2021 and May 2024. Patients underwent robot-assisted (<i>n</i> = 133) or laparoscopic (<i>n</i> = 80) surgery. Outcomes included partial nephrectomy rate, operative time, warm ischaemia time, estimated blood loss, postoperative complications, and length of hospital stay.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Partial nephrectomy was achieved more frequently with RAPN than with laparoscopy (93.2% vs. 16.2%, <i>p</i> &lt; 0.001). Tumours managed with partial nephrectomy were smaller than those requiring radical nephrectomy. No robotic cases required conversion to open surgery. Operative time was longer for RAPN, while warm ischaemia time and blood loss were comparable. RAPN was associated with shorter hospitalisation and fewer complications. A RENAL score ≥ 10 predicted radical nephrectomy only in the laparoscopic group. Tumour size correlated with operative time, blood loss, and warm ischaemia time.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusions</h3>\u0000 \u0000 <p>RAPN offers a higher nephron-sparing rate with comparable perioperative safety in high-complexity renal tumours.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Trial Registration</h3>\u0000 \u0000 <p>This study was not a clinical trial. It was a retrospective, non-interventional observational analysis involving no prospective intervention, randomization, or experimental procedures; therefore, registration in a public clinical trial registry was not required in accordance with ICMJE recommendations</p>\u0000 </section>\u0000 </div>","PeriodicalId":50311,"journal":{"name":"International Journal of Medical Robotics and Computer Assisted Surgery","volume":"22 2","pages":""},"PeriodicalIF":2.1,"publicationDate":"2026-04-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147640834","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Neurosurgical Robot-Assisted Navigation Enhances Precision in Bypass Surgery for Moyamoya Disease: A Study of Vascular Protection and Haemodynamic Optimization","authors":"Hongwen Li,&nbsp;Suqin Zhang,&nbsp;Yang Li,&nbsp;Xiuhu An,&nbsp;Yunfei Song,&nbsp;Xinyu Yang,&nbsp;Yan Zhao","doi":"10.1002/rcs.70162","DOIUrl":"10.1002/rcs.70162","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Background</h3>\u0000 \u0000 <p>Despite improvements in revascularisation, precise donor vessel localization and haemodynamic optimization remain critical challenges in moyamoya disease (MMD) bypass surgery, especially for patients with pre-existing extracranial-intracranial (EC-IC) collaterals. This study evaluates the feasibility of neurosurgical robot-assisted navigation in addressing these challenges.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>Five consecutive MMD patients who received robot-assisted combined direct (STA-MCA) and indirect bypass from July to October 2023 were analysed retrospectively. Primary outcomes were intraoperative vessel injury rates and 12-month donor vessel patency on DSA/MRA.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>All STA dissections (5/5) succeeded without MMA injury. Postoperative imaging showed no competitive flow or donor vessel occlusion. All patients exhibited improved cognitive scores and favourable clinical outcomes at 1-year follow-up.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusion</h3>\u0000 \u0000 <p>Robot-assisted navigation enhances surgical precision in MMD through: Preserving EC-IC collaterals via millimetre-level trajectory planning and optimising anastomosis geometry to prevent competitive flow, which is important for patients with existing collaterals.</p>\u0000 </section>\u0000 </div>","PeriodicalId":50311,"journal":{"name":"International Journal of Medical Robotics and Computer Assisted Surgery","volume":"22 2","pages":""},"PeriodicalIF":2.1,"publicationDate":"2026-04-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147640786","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Single+1 Port Robotic Splenectomy Using the da Vinci SP System—Experience of a Single Centre","authors":"Yeongsoo Jo,&nbsp;Seog Ki Min","doi":"10.1002/rcs.70160","DOIUrl":"10.1002/rcs.70160","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Background</h3>\u0000 \u0000 <p>Laparoscopic splenectomy is the standard procedure for benign splenic disease but remains challenging in splenomegaly or complex hilar anatomy. The da Vinci SP system offers enhanced dexterity and visualisation via a single port.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>We retrospectively reviewed six female patients who underwent single+1 port robotic splenectomy with the da Vinci SP system between August 2024 and January 2025. A 12-mm assistant port allowed suction, retraction, and stapler use.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Mean age was 43.3 years and BMI 24.9 kg/m². Indications included splenic cysts, indeterminate lesions, suspected disseminated peritoneal leiomyomatosis, and haemolytic anaemia. Mean operation and console times were 182.5 and 106.7 min, respectively; mean blood loss was 116.7 mL. One patient had splenic vein bleeding; no conversions or ≥ Clavien–Dindo II complications occurred. All patients were discharged by day 4.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusions</h3>\u0000 \u0000 <p>Single+1 port robotic splenectomy is feasible and safe; larger studies are warranted.</p>\u0000 </section>\u0000 </div>","PeriodicalId":50311,"journal":{"name":"International Journal of Medical Robotics and Computer Assisted Surgery","volume":"22 2","pages":""},"PeriodicalIF":2.1,"publicationDate":"2026-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13054775/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147629494","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Chronic Neuralgia After Single-Port Versus Multiport Trans-Subxiphoid Robotic Mediastinal Surgery: A Prospective Single-Arm Pilot Study With Historical Controls","authors":"Chuan Cheng,&nbsp;Yu-Wen Wen,&nbsp;Ming-Shan Chien,&nbsp;Yin-Kai Chao","doi":"10.1002/rcs.70158","DOIUrl":"10.1002/rcs.70158","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Purpose</h3>\u0000 \u0000 <p>To compare postoperative pain and chronic neuralgia between single-port (SP) and multiport (MP) trans-subxiphoid robotic approaches in patients with anterior mediastinum disease.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>In this prespecified secondary analysis of a prospective trial, we compared pain outcomes of patients undergoing SP trans-subxiphoid robotic surgery for anterior mediastinal disease with those of a historical MP cohort. Acute pain intensity was assessed using the Numeric Rating Scale (NRS) on postoperative days 0, 1 and 2, and at discharge. Chronic neuralgia at 6 months was evaluated with the PainDetect Questionnaire (PDQ).</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Chronic neuralgia occurred in 6.7% (1/15) of the SP group versus 38.9% (7/18) of the MP group (<i>p</i> = 0.081). Most neuralgia cases in the MP group (6/7) involved multiple domains, whereas the single SP patient experienced only one symptom.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusions</h3>\u0000 \u0000 <p>SP trans-subxiphoid robotic surgery demonstrated comparable perioperative pain with significantly lower risk of chronic neuralgia.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Trial Registration</h3>\u0000 \u0000 <p>This study represents a prespecified secondary analysis of a prospective clinical trial (ClinicalTrials.gov identifier: NCT05455840)</p>\u0000 </section>\u0000 </div>","PeriodicalId":50311,"journal":{"name":"International Journal of Medical Robotics and Computer Assisted Surgery","volume":"22 2","pages":""},"PeriodicalIF":2.1,"publicationDate":"2026-04-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147596719","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Artificial Intelligence for Standardisation and Quality Assessment in Robotic Colorectal Surgery: A Narrative Review","authors":"Igor Monsellato,&nbsp;Federico Sangiuolo,&nbsp;Marco Palucci,&nbsp;Celeste Del Basso,&nbsp;Mariantonietta Alagia,&nbsp;Fabio Giannone,&nbsp;Gianluca Cassese,&nbsp;Marco Lodin","doi":"10.1002/rcs.70161","DOIUrl":"10.1002/rcs.70161","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Background</h3>\u0000 \u0000 <p>Robotic colorectal surgery has achieved widespread clinical adoption, yet meaningful standardisation of intraoperative practice remains limited, with persistent variability in operative setup, workflow execution, and technical performance across surgeons and institutions.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>A narrative review was conducted using PubMed and Medline to identify studies addressing artificial intelligence applications in robotic colorectal surgery and other robotic specialities, focusing on workflow analysis, technical performance assessment, and intraoperative assistance.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Available evidence indicates that artificial intelligence–based analysis of surgical video and robotic system data can characterise workflow patterns, technical execution, and safety relevant events, supporting process-based quality assessment. Nevertheless, important limitations persist, including restricted generalisability, limited interpretability of some models, and insufficient validation against clinically meaningful endpoints.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusions</h3>\u0000 \u0000 <p>Artificial intelligence is unlikely to standardise robotic colorectal surgery through automation. Its principal value lies in observation and measurement of the surgical process, enabling mediated standardisation while preserving surgeon judgement and professional responsibility.</p>\u0000 </section>\u0000 </div>","PeriodicalId":50311,"journal":{"name":"International Journal of Medical Robotics and Computer Assisted Surgery","volume":"22 2","pages":""},"PeriodicalIF":2.1,"publicationDate":"2026-04-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147610869","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"A Tremor Suppression Method for the Master–Follower Surgical Robot Manipulator Based on Kalman Filter Algorithm","authors":"Tanjing Zhang,&nbsp;Congyu Sun,&nbsp;Xianzheng Zhou,&nbsp;Yimiao Chen,&nbsp;Xiaoming Yue,&nbsp;Jianping Bi","doi":"10.1002/rcs.70159","DOIUrl":"10.1002/rcs.70159","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Background</h3>\u0000 \u0000 <p>Master follower surgical robotic systems are widely used in invasive procedures but remain vulnerable to end effector tremor transmitted from the operator's physiological tremor, reducing precision.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>Physiological tremor was characterised with a three-dimensional optical motion capture system and integrated into master follower control strategy enhanced with Kalman filter based tremor suppression algorithm. The method was validated on a custom platform using 24 predefined motion trajectories executed via a force feedback haptic master and robotic slave manipulator.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Physiological tremor exhibited amplitudes that did not exceed 1 mm and dominant frequencies within 5–15 Hz. Across all 24 motion sets, suppression significantly reduced in majority of cases standard deviations of end-effector velocity and acceleration and removed high-frequency components while preserving smooth motion.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusions</h3>\u0000 \u0000 <p>The Kalman filter based master follower tremor suppression strategy provides accurate and effective attenuation of physiological tremors, enhancing the precision, stability and operational safety of surgical robotic manipulation.</p>\u0000 </section>\u0000 </div>","PeriodicalId":50311,"journal":{"name":"International Journal of Medical Robotics and Computer Assisted Surgery","volume":"22 2","pages":""},"PeriodicalIF":2.1,"publicationDate":"2026-03-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147596664","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Robotic Single-Incision Laparoscopic Surgery for the Management of Endometriosis: First Experience Via the Da Vinci SP Platform","authors":"Qiannan Yang,&nbsp;Daniel Y. Lovell,&nbsp;Xiaoming Guan","doi":"10.1002/rcs.70157","DOIUrl":"10.1002/rcs.70157","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Objective</h3>\u0000 \u0000 <p>To demonstrate the feasibility and mid-term outcomes of Robotic single-port single-incision laparoscopic surgery (RSP-SILS) for endometriosis management.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>A retrospective analysis was conducted on 50 adult women with endometriosis who underwent RSP-SILS via the da Vinci SP platform between November 2023 and July 2025.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Median total operative time was 142 min, robot dock time was 3 min, and robot console time was 99 min. Median estimated blood loss was 25 mL. No conversion occurred. Reported mid-term outcomes included 1 case each of pelvic haematoma, Clostridioides difficile colitis, and umbilical surgical site infection, as well as 3 cases of recurrent pelvic pain. Additionally, learning curve analysis demonstrated that robotic docking time stabilised after approximately 18 cases, suggesting progressive technical familiarisation with the RSP-SILS platform.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusion</h3>\u0000 \u0000 <p>Our findings suggest that the use of RSP-SILS is a feasible and effective minimally invasive approach for performing complex procedures, specifically for endometriosis management.</p>\u0000 </section>\u0000 </div>","PeriodicalId":50311,"journal":{"name":"International Journal of Medical Robotics and Computer Assisted Surgery","volume":"22 2","pages":""},"PeriodicalIF":2.1,"publicationDate":"2026-03-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC13033616/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147576802","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Personalised Implant Path Prediction and Dynamic Motion Trajectory Smoothing for Robotic Dental Implant Surgery","authors":"Heqiang Tian,&nbsp;Jiezhong Tan,&nbsp;Zhuo Chen,&nbsp;Mengke Zhang,&nbsp;Yurui Yin","doi":"10.1002/rcs.70155","DOIUrl":"10.1002/rcs.70155","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Background</h3>\u0000 \u0000 <p>The accuracy of freehand dental implant placement is highly operator-dependent, and positional and angular deviations can increase procedural risk. Robotic assistance provides improved consistency and precision in clinical implantology.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>A CBCT-driven framework was developed to predict the six-degree-of-freedom position and orientation of missing teeth using multivariate regression with occlusal references. Multi-frame registration aligned imaging, simulation, and execution coordinate systems, while collision-free Cartesian trajectories were generated using RRT-Connect/RRT* and refined by seventh-order polynomial smoothing. In vitro validation was performed on high-fidelity 3D-printed jaw models.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Mean coronal and apical deviations were 1.03 ± 0.34 and 1.06 ± 0.23 mm, respectively, with a mean angular deviation of 3.47° ± 1.99°, all within accepted clinical tolerance thresholds.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusions</h3>\u0000 \u0000 <p>The proposed framework enhances the accuracy and repeatability of dental implant surgery, reduces dependence on surgeon experience, and supports safer, more standardised clinical execution.</p>\u0000 </section>\u0000 </div>","PeriodicalId":50311,"journal":{"name":"International Journal of Medical Robotics and Computer Assisted Surgery","volume":"22 2","pages":""},"PeriodicalIF":2.1,"publicationDate":"2026-03-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147535187","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Robotic Colonic Surgery in Elderly and Octogenarian Patients: Chronological Age Alone Does Not Predict Severe Complications","authors":"Marco Palucci,&nbsp;Igor Monsellato,&nbsp;Irene Gandini,&nbsp;Mariantonietta Alagia,&nbsp;Celeste Del Basso,&nbsp;Fabio Giannone,&nbsp;Marco Lodin,&nbsp;Federico Sangiuolo,&nbsp;Gianluca Cassese,&nbsp;Fabrizio Panaro","doi":"10.1002/rcs.70156","DOIUrl":"10.1002/rcs.70156","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Introduction</h3>\u0000 \u0000 <p>The role of robotic colonic surgery in very elderly patients remains debated, and chronological age is often considered a limiting factor. This study compared short-term outcomes between elderly and octogenarian patients undergoing robotic colonic surgery and identified predictors of severe postoperative complications.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>Patients aged ≥ 65 years who underwent robotic colonic resection between 2017 and 2025 were retrospectively analysed. Patients were divided into 65–79 years and ≥ 80 years groups. Complications were graded according to the Clavien–Dindo classification. Logistic regression identified predictors of severe complications (grade ≥ 3).</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Overall, 135 patients were included. Despite higher ASA scores in octogenarians, postoperative outcomes were comparable between the groups. No differences were observed in operative time, length of stay, or mortality. Conversion to open surgery independently predicted severe complications; chronological age was not associated with increased risk.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusions</h3>\u0000 \u0000 <p>Robotic colonic surgery is safe in selected elderly patients. Age alone should not contraindicate robotic surgery.</p>\u0000 </section>\u0000 </div>","PeriodicalId":50311,"journal":{"name":"International Journal of Medical Robotics and Computer Assisted Surgery","volume":"22 2","pages":""},"PeriodicalIF":2.1,"publicationDate":"2026-03-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147523069","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The Value of Robotic-Assisted Combined Left Renal Vein and Proximal Gonadal Vein Transposition for Nutcracker Syndrome: Preliminary Experience From a Single Centre","authors":"Hua Wang,&nbsp;Jinbin Xu,&nbsp;Qunxiong Huang,&nbsp;Zhanshen Huang,&nbsp;Samun Cheong,&nbsp;Zifeng Xu,&nbsp;Gengguo Deng,&nbsp;Tengcheng Li,&nbsp;Cheng Hu,&nbsp;Jinming Di","doi":"10.1002/rcs.70154","DOIUrl":"10.1002/rcs.70154","url":null,"abstract":"<div>\u0000 \u0000 \u0000 <section>\u0000 \u0000 <h3> Background</h3>\u0000 \u0000 <p>This study compares outcomes of robotic Robotic-assisted left renal vein (LRV) transposition with and without proximal left gonadal vein (LGV) transposition for Nutcracker Syndrome (NCS).</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Methods</h3>\u0000 \u0000 <p>A retrospective analysis was conducted on 24 NCS patients. Group A (<i>n</i> = 13) had LRV transposition. Group B (<i>n</i> = 11) had combined LRV+ proximal LGV transposition. Outcomes including operative details, complications, symptom resolution, and renocaval pressure gradient (RPG) reduction.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Results</h3>\u0000 \u0000 <p>Operative time and hospital stay were similar between the groups. However, group B had a higher lymphatic leakage rate (64% vs. 8%; <i>p</i> = 0.0078) and required longer drainage (median 5 vs. 3 days; <i>p</i> = 0.02). Clinical symptoms improved in both groups. Group B achieved substantially greater RPG reduction (70% ± 15% vs. 55% ± 8%; <i>p</i> = 0.004).</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Conclusions</h3>\u0000 \u0000 <p>Robotic LRV and proximal LGV transposition for significant dilation is safe and effective. Despite higher short-term lymphatic morbidity, the combined approach offers greater reduction in RPG, providing a valuable alternative for selected patients.</p>\u0000 </section>\u0000 \u0000 <section>\u0000 \u0000 <h3> Trial Registration</h3>\u0000 \u0000 <p>This research was also registered at the Chinese Clinical Trial Registry. The registration number is ChiCTR2500099335 (Link: https://www.chictr.org.cn/bin/project/edit?pid=261879)</p>\u0000 </section>\u0000 </div>","PeriodicalId":50311,"journal":{"name":"International Journal of Medical Robotics and Computer Assisted Surgery","volume":"22 2","pages":""},"PeriodicalIF":2.1,"publicationDate":"2026-03-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147494749","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}