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Vittone G, Cattaneo S, Galante C, Domenicucci M, Saccomanno MF, Milano G, Casiraghi A. The Italian version of the Majeed pelvic score: translation, cross-cultural adaptation and validation. Musculoskelet Surg 2025; 109:215-222. [PMID: 39527369 DOI: 10.1007/s12306-024-00858-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/13/2024] [Accepted: 07/27/2024] [Indexed: 11/16/2024]
Abstract
PURPOSE The assessment of functional outcomes after pelvic ring fracture remains a controversial topic. The Majeed pelvic score (MPS) is the most commonly used pelvic-specific questionnaire in the literature. The aim of this study is translation, cross-cultural adaptation and validation of the Italian version of MPS. METHODS The study was articulated in two phases. Phase 1 consisted in translation and cross-cultural adaptation of MPS, from English into Italian. The psychometric properties were tested on 52 Italian patients (Phase 2). Construct validity was assessed by correlation with Short-Form 12 (SF-12). 33 patients repeated the questionnaire after 14 days to assess its reproducibility. All data were subsequently analyzed (descriptive statistics, multitrait analysis, reliability and construct validity assessment). RESULTS The questionnaire was clear and easily understood (no missing data). A ceiling effect was detected for all items of the scale. Multitrait analysis showed good results for each outcome measure, except for the item "walking distance" that showed poor item discriminant validity. A significant correlation between the MPS and the physical component summary (PCS) of the SF-12 was found, while there was a weak correlation with the mental component summary (MCS). The questionnaire showed high internal consistency (Cronbach's alpha: 0.91-0.99) and very good test-retest reliability (intraclass correlation coefficients: 0.92-0.96). CONCLUSIONS The Italian version of the MPS has demonstrated to be reliable and valid in the evaluation of patients with pelvic ring fractures. There is still however a need for an instrument capable of evaluating the mental component in these types of injuries.
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Affiliation(s)
- G Vittone
- Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Viale Europa 11, 25123, Brescia, BS, Italy
| | - S Cattaneo
- Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Viale Europa 11, 25123, Brescia, BS, Italy.
- Department of Bone and Joint Surgery, ASST Spedali Civili, Piazzale Spedali Civili 1, 25123, Brescia, BS, Italy.
| | - C Galante
- Department of Bone and Joint Surgery, ASST Spedali Civili, Piazzale Spedali Civili 1, 25123, Brescia, BS, Italy
| | - M Domenicucci
- Department of Bone and Joint Surgery, ASST Spedali Civili, Piazzale Spedali Civili 1, 25123, Brescia, BS, Italy
| | - M F Saccomanno
- Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Viale Europa 11, 25123, Brescia, BS, Italy
- Department of Bone and Joint Surgery, ASST Spedali Civili, Piazzale Spedali Civili 1, 25123, Brescia, BS, Italy
| | - G Milano
- Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Viale Europa 11, 25123, Brescia, BS, Italy
- Department of Bone and Joint Surgery, ASST Spedali Civili, Piazzale Spedali Civili 1, 25123, Brescia, BS, Italy
| | - A Casiraghi
- Department of Bone and Joint Surgery, ASST Spedali Civili, Piazzale Spedali Civili 1, 25123, Brescia, BS, Italy
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Winter JE, Budin JS, Delvadia BP, Verma A, Sherman WF, Vemulapalli KC, Lee OC. Lower Extremity Trauma is Associated With an Increased Rate of New Mental Disorder Diagnosis and Suicide Attempt. J Orthop Trauma 2024; 38:547-556. [PMID: 39058344 DOI: 10.1097/bot.0000000000002874] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/02/2024] [Accepted: 07/15/2024] [Indexed: 07/28/2024]
Abstract
OBJECTIVES To evaluate the risk of developing a new mental disorder diagnosis within 2 years of lower extremity fracture. METHODS DESIGN Retrospective cohort study. SETTING National insurance claims database. PATIENT SELECTION CRITERIA Patients between 18 and 65 years with lower extremity, pelvis, and acetabular fractures without prior mental disorders as defined using International Classification of Diseases, 9th and 10th revision diagnosis codes were included. Mental disorders evaluated included alcohol use disorder, generalized anxiety disorder, bipolar disorder, major depressive disorder, drug use disorder, panic disorder, posttraumatic stress disorder, and suicide attempt. OUTCOME MEASURES AND COMPARISONS The individual lower extremity fracture cohorts were matched 1:4 with nonfracture controls. The specific groups of interest were pelvis fractures, acetabulum fractures, proximal femur fractures, femoral shaft fractures, distal femur fractures, patella fractures, tibia plateau fractures, tibia shaft fractures, ankle fractures, pilon fractures, calcaneus fractures, and Lisfranc fractures. Rates of mental disorders after primary lower extremity fractures within 2 years were compared using multivariable logistic regression. RESULTS Overall, the 263,988 patient-fracture group was 57.2% female with an average age of 46.6 years. Compared with controls with no fracture, patients who sustained pelvis, acetabulum, proximal femur, femoral shaft, distal femur, patella, tibia plateau, tibia shaft, pilon, calcaneus, or Lisfranc fracture had a statistically significantly increased risk of being diagnosed with a queried mental disorder within 2 years of fracture. When comparing all fracture patients by location, those suffering from fractures proximal to the knee joint, including pelvis fractures [OR: 1.51, 95% confidence interval (CI): 1.39-1.64] and proximal femur fractures [odds ratio (OR): 1.36, 95% CI: 1.26-1.47], demonstrated greater risk of developing any of the queried mental disorders compared with fractures distal to the knee, including ankle fractures (OR: 0.99, 95% CI: 0.95-1.03) and pilon fractures (OR: 1.05, 95% CI: 0.81-1.36). When comparing specific fracture patients with patients without fracture by mental disorder, patients demonstrated an increased risk of suicide attempt following fracture of the pelvis, acetabulum, femoral shaft, distal femur, and calcaneus, as well as patients sustaining a Lisfranc fracture. CONCLUSIONS There is an increased risk of being diagnosed with a new mental disorder following lower extremity trauma in patients without prior mental disorder diagnosis compared with matched individuals without a lower extremity fracture. Among the fractures studied, those that were more proximal, such as pelvis and proximal femur fractures, carried greater risk compared with more distal fracture sites, including ankle and pilon fractures. Patients who experienced certain lower extremity fractures had a significantly higher rate of suicide attempt compared with patients without fracture. Physicians should consider increased mental health screening and potential referral for mental health evaluation for patients following lower extremity trauma. LEVEL OF EVIDENCE Prognostic Level III. See Instructions for Authors for a complete description of levels of evidence.
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Affiliation(s)
- Julianna E Winter
- Department of Orthopaedic Surgery, Tulane University School of Medicine, New Orleans, LA; and
| | - Jacob S Budin
- Department of Orthopaedic Surgery, Tulane University School of Medicine, New Orleans, LA; and
| | - Bela P Delvadia
- Department of Orthopaedic Surgery, Tulane University School of Medicine, New Orleans, LA; and
| | - Arjun Verma
- Department of Orthopaedic Surgery, Tulane University School of Medicine, New Orleans, LA; and
| | - William F Sherman
- Department of Orthopaedic Surgery, Tulane University School of Medicine, New Orleans, LA; and
| | - K Chandra Vemulapalli
- Department of Orthopaedic Surgery, Tulane University School of Medicine, New Orleans, LA; and
| | - Olivia C Lee
- Department of Orthopaedic Surgery, Louisiana State University Health Sciences Center School of Medicine, New Orleans, LA
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Guhan M, Nettey OS. Challenging biases in delivery mode decisions for women with pelvic fracture history: a call for evidence-based practices and patient-centered care. Arch Gynecol Obstet 2024; 310:2269-2271. [PMID: 39217221 DOI: 10.1007/s00404-024-07705-w] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/25/2024] [Accepted: 08/18/2024] [Indexed: 09/04/2024]
Abstract
Pelvic fractures significantly impact young individuals, with a prevalence of 20 per 100,000, leading to long-term complications such as chronic pain and genitourinary dysfunction. Notably, women with a history of pelvic fractures face increased cesarean section (C-sections) rates during childbirth. This editorial investigates the factors contributing to higher C-section rates in these women, including provider assumptions about delivery complications and systemic hospital biases. Despite these trends, evidence suggests that vaginal delivery can be successful, especially when considering factors like pelvic displacement and the timing of delivery post-fracture. We advocate for education programs to challenge provider biases, transparent patient communication, and evidence-based practices prioritizing patient-centered care. Addressing these issues can enhance maternal and fetal outcomes, supporting women in making informed decisions about their delivery options.
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Affiliation(s)
- Maya Guhan
- Scott Department of Urology, Baylor Plaza College of Medicine, Houston, TX, 77030, USA.
| | - Oluwarotimi S Nettey
- Scott Department of Urology, Baylor Plaza College of Medicine, Houston, TX, 77030, USA
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Wu Z, Dai Y, Zeng Y. Intelligent robot-assisted fracture reduction system for the treatment of unstable pelvic fractures. J Orthop Surg Res 2024; 19:271. [PMID: 38689343 PMCID: PMC11059586 DOI: 10.1186/s13018-024-04761-5] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/13/2024] [Accepted: 04/21/2024] [Indexed: 05/02/2024] Open
Abstract
BACKGROUND Precise and minimally invasive closed reduction is the premise of minimally invasive internal fixation. This paper aims to explore the safety and efficacy of a robot-assisted fracture reduction system (RAFR) in the treatment of pelvic fractures and to analyze its clinical advantages and existing problems. METHODS The RAFR system intelligently designed the optimal reduction path and target position based on a preoperative three-dimensional(3D) CT scan of the patient. The reduction robotic arm automatically reduced the affected hemipelvis according to the pre-planned reduction path. RESULTS The average residual displacement was the 6.65 ± 3.59 mm. According to Matta's criteria, there were 7 excellent, 10 good, and 3 fair, and the excellent and good rate was 85%. No postoperative complications occurred. CONCLUSION In our study, the RAFR system could complete accurate and minimally invasive closed reduction for most patients with unstable pelvic fractures, which could achieve good fracture reduction quality and short-term efficacy.
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Affiliation(s)
- Zhengjie Wu
- The Eighth Clinical Medical College of Guangzhou University of Chinese Medicine, Foshan, Guangdong, China.
| | - Yonghong Dai
- The Eighth Clinical Medical College of Guangzhou University of Chinese Medicine, Foshan, Guangdong, China
| | - Yanhui Zeng
- The Eighth Clinical Medical College of Guangzhou University of Chinese Medicine, Foshan, Guangdong, China
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Chien RS, Chen IJ, Lai CY, Chen JP, Yu YH. Critical distance of the sacroiliac joint for open reduction using screw fixation for traumatic sacroiliac joint diastasis: a retrospective study. J Orthop Surg Res 2024; 19:268. [PMID: 38678298 PMCID: PMC11055354 DOI: 10.1186/s13018-024-04759-z] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/28/2023] [Accepted: 04/21/2024] [Indexed: 04/29/2024] Open
Abstract
BACKGROUND Osteosynthesis for sacroiliac joint (SIJ) diastasis using an iliosacral screw (ISS) and a trans-iliac-trans-sacral screw (TITSS) can be performed using a closed or an open method. However, no clear indication for open reduction has been established. METHODS Data on patients with unilateral traumatic SIJ diastasis who underwent ISS and TITSS fixation were retrospectively collected and separated into groups according to the reduction method: closed reduction group (C group) and open reduction group (O group). Demographic data and perioperative image assessments were compared between the groups. The critical distance of the SIJ was identified to elucidate the indication for open reduction of the diastatic SIJ. RESULTS Fifty-six patients met the inclusion criteria over a 3-year period. There was no significant difference in the reduction quality of pelvic ring injuries between the groups, according to Matta's and Lefaivre's criteria. The improvement in the SIJ distance was significantly greater in the O group than in the C group in the axial plane on multiplanar computed tomography (p = 0.021). This model predicted that a difference of > 3.71 mm between the injured and healthy SIJ was a recommended indication for open reduction, with an area under the curve of 0.791 (95% confidence interval 0.627-0.955, p = 0.004). CONCLUSIONS Open reduction for SIJ diastasis might achieve better reduction quality than does closed reduction in the axial plane in selected cases. When the difference between the injured and healthy SIJ was wider than 3.71 mm, open reduction was recommended for satisfactory radiological outcomes.
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Affiliation(s)
- Ruei-Shyuan Chien
- Division of Orthopedic Traumatology, Department of Orthopedic Surgery, Musculoskeletal Research Center, Chang Gung Memorial Hospital, Linkou Branch, Chang Gung University, 5, Fu-Hsin St. Kweishan, Taoyüan, 33302, Taiwan
| | - I-Jung Chen
- Division of Orthopedic Traumatology, Department of Orthopedic Surgery, Musculoskeletal Research Center, Chang Gung Memorial Hospital, Linkou Branch, Chang Gung University, 5, Fu-Hsin St. Kweishan, Taoyüan, 33302, Taiwan
| | - Chih-Yang Lai
- Division of Orthopedic Traumatology, Department of Orthopedic Surgery, Musculoskeletal Research Center, Chang Gung Memorial Hospital, Linkou Branch, Chang Gung University, 5, Fu-Hsin St. Kweishan, Taoyüan, 33302, Taiwan
| | - Jui-Ping Chen
- Division of Orthopedic Traumatology, Department of Orthopedic Surgery, Musculoskeletal Research Center, Chang Gung Memorial Hospital, Linkou Branch, Chang Gung University, 5, Fu-Hsin St. Kweishan, Taoyüan, 33302, Taiwan
| | - Yi-Hsun Yu
- Division of Orthopedic Traumatology, Department of Orthopedic Surgery, Musculoskeletal Research Center, Chang Gung Memorial Hospital, Linkou Branch, Chang Gung University, 5, Fu-Hsin St. Kweishan, Taoyüan, 33302, Taiwan.
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Ali KA, He L, Li W, Zhang W, Huang H. Sleep quality and psychological health in patients with pelvic and acetabulum fractures: a cross-sectional study. BMC Geriatr 2024; 24:314. [PMID: 38575871 PMCID: PMC10993547 DOI: 10.1186/s12877-024-04929-y] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/29/2024] [Accepted: 03/29/2024] [Indexed: 04/06/2024] Open
Abstract
BACKGROUND AND OBJECTIVES It is known that difficulty sleeping after a fracture can have negative effects on both mental and physical health and may prolong the recovery process. The objective of this study is to explore how sleep quality and psychological health are linked in patients with pelvic and acetabulum fractures. METHODS A study was conducted on 265 patients between 2018 and 2022 who had suffered pelvic and acetabulum fractures. The study examined various factors, including age, gender, cause of injury, post-operative complications, and injury severity. The study employed ordinal logistic regression to examine the relationship between various pelvic fractures and seven subscales of the Majeed Pelvic Score (MPS), as well as the Sleep Disorder Questionnaire (SDQ) and Beck Depression Inventory (BDI). The study focused on the postoperative outcome one year after surgery, and each patient was assessed at the one-year mark after surgical intervention. Additionally, the study evaluated the functional outcome, sleep quality, and psychological disorders of the patients. RESULTS From 2018 to 2022, a total of 216 patients suffered from pelvic and acetabulum fractures. Among them, 6.6% experienced borderline clinical depression, and 45.2% reported mild mood disturbances. Anxiety was found to be mild to moderate in 46% of Tile C and posterior acetabulum wall fracture patients. About 24.8% of patients reported insomnia, while 23.1% reported sleep movement disorders. However, no significant correlation was found between fracture types and sleep disorders. The mean Majeed pelvic score (MPS) was 89.68. CONCLUSIONS Patients with pelvic and acetabular fractures typically experience functional improvement, but may also be at increased risk for insomnia and sleep movement disorders, particularly for certain types of fractures. Psychological well-being varies between fracture groups, with signs of borderline clinical depression observed in some cases. However, anxiety levels do not appear to be significantly correlated with pelvic and acetabular fractures.
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Affiliation(s)
- Khan Akhtar Ali
- Department of Orthopedics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Jiefang Avenue, Qiaokou District, Wuhan, Hubei, 430030, China
| | - LingXiao He
- Department of Orthopedics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Jiefang Avenue, Qiaokou District, Wuhan, Hubei, 430030, China
| | - Wenkai Li
- Department of Orthopedics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Jiefang Avenue, Qiaokou District, Wuhan, Hubei, 430030, China
| | - Weikai Zhang
- Department of Orthopedics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Jiefang Avenue, Qiaokou District, Wuhan, Hubei, 430030, China
| | - Hui Huang
- Department of Orthopedics, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Jiefang Avenue, Qiaokou District, Wuhan, Hubei, 430030, China.
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Sobantu NA, Tshabalala MD, Chetty V. Exploring the collaborative care of patients with pelvic fractures in Tshwane, South Africa. S Afr Fam Pract (2004) 2023; 65:e1-e9. [PMID: 37265140 DOI: 10.4102/safp.v65i1.5705] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/31/2022] [Revised: 03/15/2023] [Accepted: 03/16/2023] [Indexed: 06/03/2023] Open
Abstract
BACKGROUND Pelvic fractures are complex injuries that lead to long-term disabilities and poor health-related quality of life (HRQoL). Even though pelvic fractures are known to be challenging to manage, there is limited information on guidelines and protocols to ensure that patients receive comprehensive and collaborative healthcare. METHODS A qualitative descriptive phenomenological approach was utilised to explore current practices and innovations of healthcare professionals (HPs) in Tshwane academic hospitals in the collaborative management and rehabilitation of patients with pelvic fractures, using semi-structured interviews. Thematic analysis was used to analyse data. RESULTS Six overarching themes were identified from the interviews with HPs: The biopsychosocial lens of the patient, limitations in approaches to care, contextual impediments to care, the team challenge; the biopsychosocial aspects of care and forging forward to improve care. CONCLUSION A multidisciplinary approach is encouraged for the comprehensive management of pelvic fractures. However, a poor understanding of roles and poor referral structures challenge this approach. Further barriers to caring include staff shortages and limited resources. Healthcare professionals recommended interprofessional education and collaborative practice, student training and using standardised outcome measurement tools to improve care for patients with pelvic fractures.Contribution: This study lays a foundation to initiate conversations about the development of an interprofessional model of care for patients with pelvic fractures. Findings might inform health policies on the management of pelvic fractures. Healthcare professionals might apply strategies that enhance the quality of healthcare provided. Patients with pelvic fractures might receive quality interprofessional healthcare that promotes quality of life, post pelvic fractures.
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Affiliation(s)
- Ntombenkosi A Sobantu
- Department of Physiotherapy, School of Health Care Sciences, Sefako Makgatho Health Sciences University, Pretoria, South Africa; and, Department of Physiotherapy, Faculty of Health Sciences, University of KwaZulu-Natal, Durban.
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Kataria M, Aggarwal S, Bachhal V, Jindal K, Appajigowda A. Does the residual displacement of pelvic ring affect the functional outcome in pelvic ring injures? INTERNATIONAL JOURNAL OF BURNS AND TRAUMA 2023; 13:44-50. [PMID: 37215508 PMCID: PMC10195215] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Subscribe] [Scholar Register] [Received: 01/04/2023] [Accepted: 03/28/2023] [Indexed: 05/24/2023]
Abstract
PURPOSE The effects of residual displacement on the functional outcome of the patient are not distinctly known and the acceptability criteria of residual displacement of the pelvic ring remain disputed. The purpose of this study is to evaluate the effect of residual displacement on functional outcome in pelvic ring injuries. MATERIALS AND METHODS A total of 49 patients with pelvic ring injuries (both operative and non-operative) were followed up for six months. Anteroposterior (AP), Vertical and rotational displacements were measured at admission, after surgery and at six months. Resultant displacement (vector addition of AP and vertical displacement) was taken for comparison. Displacement was graded as excellent, good, fair and poor according to Matta's criteria. Functional outcome assessment was done at six months using Majeed score. Work adjusted Majeed score was calculated for non-working patients by taking the percentage score. RESULTS We compared the means of residual displacement with functional outcome (Excellent/Good/Fair) and found that there was no significant difference between the groups in operative (P=0.33) or non-operative patients (P=0.09). This showed that patients with relatively higher residual displacement also had satisfactory functional outcomes. The functional outcomes were compared after dividing the residual displacement into 2 groups: <10 mm and >10 mm and no significant difference was found in outcomes for either operative or non-operative patients. CONCLUSION Up to 10 mm of residual displacement is acceptable in pelvic ring injuries. More prospective studies with a longer follow up are needed for determination of correlation between reduction and functional outcome.
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Affiliation(s)
- Mohak Kataria
- Post Graduate Institute of Medical Education and Research Chandigarh 160012, India
| | - Sameer Aggarwal
- Post Graduate Institute of Medical Education and Research Chandigarh 160012, India
| | - Vikas Bachhal
- Post Graduate Institute of Medical Education and Research Chandigarh 160012, India
| | - Karan Jindal
- Post Graduate Institute of Medical Education and Research Chandigarh 160012, India
| | - Ajay Appajigowda
- Post Graduate Institute of Medical Education and Research Chandigarh 160012, India
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Zhao C, Cao Q, Sun X, Wu X, Zhu G, Wang Y. Intelligent robot-assisted minimally invasive reduction system for reduction of unstable pelvic fractures. Injury 2023; 54:604-614. [PMID: 36371315 DOI: 10.1016/j.injury.2022.11.001] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 02/21/2022] [Revised: 07/15/2022] [Accepted: 11/02/2022] [Indexed: 11/06/2022]
Abstract
OBJECTIVE Currently, minimally invasive internal fixation is recommended for the surgical treatment of unstable pelvic fractures. The premise and difficulty of minimally invasive internal fixation are minimally invasive reduction of fractures. This review aimed to investigate the indications, surgical strategy and techniques, safety, and efficacy of intelligent robot-assisted fracture reduction (RAFR) system of pelvic ring injuries. METHODS This retrospective study reviewed a case series from March 2021 to November 2021. A total of 22 patients with unstable pelvic fracture injuries underwent minimally invasive internal fixations. All pelvic ring fractures were reduced with our intelligent RAFR system. The robot system intelligently designs the optimal position and reduction path based on the patient's preoperative 3D CT. During the operation, the three-dimensional visualization of the fracture is realized through image registration, and the Robot completes the automatic reduction of the fracture. The global 3D point cloud error between the preoperative planning results and the actual postoperative reduction results was calculated. The postoperative reduction results of residual displacement were graded by the Matta Criteria. RESULTS Minimally invasive closed reduction procedures were completed in all 22 cases with our RAFR system. The average global 3D point cloud reduction error between the preoperative planning results and the actual postoperative reduction results was 3.41mm±1.83mm. The mean residual displacement was 4.61mm±3.29mm. Given the Matta criteria, 16 cases were excellent, five were good, and one was fair, with an excellent and good rate of 95.5%. CONCLUSION Our new pelvic fracture reduction robot system can complete intelligent and minimally invasive fracture reduction for most patients with unstable pelvic fractures. The system has intelligent reduction position and path planning and realizes stable pelvis control through a unique holding arm and a robotic arm. The operation process will not cause additional damage to the patient, which fully meets the clinical requirements. Our study demonstrated the safety and effectiveness of our robotic reduction system and its applicability and usability in clinical practice, thus paving the way towards Robot minimally invasive pelvic fracture surgeries.
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Affiliation(s)
- Chunpeng Zhao
- Department of Orthopedics and Traumatology, Beijing Jishuitan Hospital, Beijing 100035, China
| | - Qiyong Cao
- Department of Orthopedics and Traumatology, Beijing Jishuitan Hospital, Beijing 100035, China
| | - Xu Sun
- Department of Orthopedics and Traumatology, Beijing Jishuitan Hospital, Beijing 100035, China
| | - Xinbao Wu
- Department of Orthopedics and Traumatology, Beijing Jishuitan Hospital, Beijing 100035, China.
| | - Gang Zhu
- Rossum Robot Co., Ltd., Beijing 100083, China
| | - Yu Wang
- School of Biological Science and Medical Engineering, Beihang University, Beijing 100083, China; Beijing Advanced Innovation Center for Biomedical Engineering, Beihang University, Beijing 100083, China
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