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This paper presents the development and experimental evaluation of a surgical robotic system for total hip arthroplasty (THA). Although existing robotic systems used in joint replacement surgery have achieved some progresses, the robot arm…

Robotics · Computer Science 2022-08-23 Weibo Ning , Jiaqi Zhu , Hongjiang Chen , Weijun Zhou , Shuxing He , Yecheng Tan , Qianrui Xu , Ye Yuan , Jun Hu , Zhun Fan

Identifying the design of a failed implant is a key step in preoperative planning of revision total joint arthroplasty. Manual identification of the implant design from radiographic images is time consuming and prone to error. Failure to…

Image and Video Processing · Electrical Eng. & Systems 2020-02-05 Alireza Borjali , Antonia F. Chen , Orhun K. Muratoglu , Mohammad A. Morid , Kartik M. Varadarajan

This paper presents a novel method for estimating the orientation and the position of acetabular hip implants in total hip arthroplasty using full anterior-posterior hip fluoroscopy images. Our method accounts for distortions induced in the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Yehyun Suh , J. Ryan Martin , Daniel Moyer

Reproducibly achieving proper implant alignment is a critical step in total hip arthroplasty (THA) procedures that has been shown to substantially affect patient outcome. In current practice, correct alignment of the acetabular cup is…

Total hip arthroplasty (THA) is a widely used surgical procedure in orthopedics. For THA, it is of clinical significance to analyze the bone structure from the CT images, especially to observe the structure of the acetabulum and femoral…

Image and Video Processing · Electrical Eng. & Systems 2023-06-08 Kaidong Zhang , Ziyang Gan , Dong Liu , Xifu Shang

Background and Objective: The Acetabular version, an essential factor in total hip arthroplasty, is measured by CT scan as the gold standard. The dose of radiation and expensiveness of CT make anterior-posterior pelvic radiograph an…

Image and Video Processing · Electrical Eng. & Systems 2021-11-16 Ata Jodeiri , Hadi Seyedarabi , Fatemeh Shahbazi , Seyed Mohammad Mahdi Hashemi , Seyyedhossein Shafiei

Accurate and reliable selection of the appropriate acetabular cup size is crucial for restoring joint biomechanics in total hip arthroplasty (THA). This paper proposes a novel framework that integrates square-root velocity function…

The majority of these machines fabricate from raw material in powder form using a directed energy beam to create a local melt zone. Total hip replacement is recommended for people who have medical issues related to excessive wear of the…

Plain radiography is widely used to detect mechanical loosening of total hip replacement (THR) implants. Currently, radiographs are assessed manually by medical professionals, which may be prone to poor inter and intra observer reliability…

Image and Video Processing · Electrical Eng. & Systems 2022-07-06 Alireza Borjali , Antonia F. Chen , Orhun K. Muratoglu , Mohammad A. Morid , Kartik M. Varadarajan

Audio event classification has recently emerged as a promising approach in medical applications. In total hip arthroplasty (THA), intra-operative hammering acoustics provide critical cues for assessing the initial stability of the femoral…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-04 Dongqi Zhu , Zhuwen Xu , Youyuan Chen , Minghao Jin , Wan Zheng , Yi Zhou , Huiwu Li , Yongyun Chang , Feng Hong , Zanjing Zhai

Achilles Tendon Rupture (ATR) is one of the typical soft tissue injuries. Rehabilitation after such a musculoskeletal injury remains a prolonged process with a very variable outcome. Accurately predicting rehabilitation outcome is crucial…

Quantitative Methods · Quantitative Biology 2019-08-14 Charles Hamesse , Ruibo Tu , Paul Ackermann , Hedvig Kjellström , Cheng Zhang

Total knee arthroplasty (TKA) is a common orthopaedic surgery to replace a damaged knee joint with artificial implants. The inaccuracy of achieving the planned implant position can result in the risk of implant component aseptic loosening,…

Robotics · Computer Science 2022-08-09 Shuai Zhang , Liang Zhao , Shoudong Huang , Hua Wang , Qi Luo , Qi Hao

A non-invasive, in-situ calibration method for Total Internal Reflection Microscopy (TIRM) based on optical tweezing is presented which greatly expands the capabilities of this technique. We show that by making only simple modifications to…

Image segmentation in total knee arthroplasty is crucial for precise preoperative planning and accurate implant positioning, leading to improved surgical outcomes and patient satisfaction. The biggest challenges of image segmentation in…

Image and Video Processing · Electrical Eng. & Systems 2024-05-28 Viet Dung Nguyen , Michael T. LaCour , Richard D. Komistek

Total hip arthroplasty (THA) relies on accurate landmark detection from radiographic images, but unstructured data caused by irregular patient postures or occluded anatomical markers pose significant challenges for existing methods. To…

Image and Video Processing · Electrical Eng. & Systems 2024-11-14 Jiaxin Wan , Lin Liu , Haoran Wang , Liangwei Li , Wei Li , Shuheng Kou , Runtian Li , Jiayi Tang , Juanxiu Liu , Jing Zhang , Xiaohui Du , Ruqian Hao

Cephalometric analysis has an important role in dentistry and especially in orthodontics as a treatment planning tool to gauge the size and special relationships of the teeth, jaws and cranium. The first step of using such analyses is…

Computer Vision and Pattern Recognition · Computer Science 2015-06-15 Mahshid Majd , Farzaneh Shoeleh

Cranial implant design is a challenging task, whose accuracy is crucial in the context of cranioplasty procedures. This task is usually performed manually by experts using computer-assisted design software. In this work, we propose and…

Image and Video Processing · Electrical Eng. & Systems 2020-09-30 Franco Matzkin , Virginia Newcombe , Ben Glocker , Enzo Ferrante

Shape sensing of medical continuum robots is important both for closed-loop control as well as for enabling the clinician to visualize the robot inside the body. There is a need for inexpensive, but accurate shape sensing technologies. This…

Robotics · Computer Science 2024-10-22 Giovanni Pittiglio , Abdulhamit Donder , Pierre E. Dupont

High tibial osteotomy is a common procedure for knee osteoarthritis during which the surgeon partially opens the tibia and must stop impacting when cortical bone is reached by the osteotome. Surgeons rely on their proprioception and…

Objective: The clinical diagnosis of developmental dysplasia of the hip (DDH) typically involves manually measuring key radiological angles -- Center-Edge (CE), Tonnis, and Sharp angles -- from pelvic radiographs, a process that is…

Image and Video Processing · Electrical Eng. & Systems 2025-04-15 Yang Li , Leo Yan Li-Han , Hua Tian
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