263 results match your criteria: "University Orthopaedics[Affiliation]"

Noise-Induced Hearing Loss in Orthopaedic Surgery: A Review Article.

J Arthroplasty

November 2024

University Orthopaedics Inc, East Providence, Rhode Island; Department of Orthopaedics, Brown University, Providence, Rhode Island.

There are many sources of noise production in the operating room, including conversations among the surgical team, background music, electric monitors and alarms, surgical power tools, surgical instrument clattering and hammering, and suction devices. These sources introduce occupational hazards by producing damaging noise levels that exceed noise exposure level guidelines set by the National Institute of Occupational Safety and Health and the Health and Safety Executive. Noise-induced hearing loss affects up to 50% of orthopaedic staff, but few preventative measures are regularly followed in the orthopaedic setting.

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MRI spine request form enhancement and auto protocoling using a secure institutional large language model.

Spine J

November 2024

Department of Diagnostic Imaging, National University Hospital, 5 Lower Kent Ridge Rd, Singapore 119074, Singapore; Department of Diagnostic Radiology, Yong Loo Lin School of Medicine, National University of Singapore, Singapore, Singapore.

Background Context: Secure institutional large language models (LLM) could reduce the burden of noninterpretative tasks for radiologists.

Purpose: Assess the utility of a secure institutional LLM for MRI spine request form enhancement and auto-protocoling.

Study Design/setting: Retrospective study conducted from December 2023 to February 2024, including patients with clinical entries accessible on the electronic medical record (EMR).

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The popularity of pickleball has rapidly increased in the United States, with over 48 million adult participants in recent years, leading to a growing need to better understand injuries exclusive to pickleball. Pickleball-related injuries are predominantly musculoskeletal, most commonly sprains and strains to the upper and lower extremities. Sport-specific variables, including sporting equipment, playing conditions, and proper technique may be utilized to guide clinicians in injury management and preventative treatment.

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Deep learning model for automated diagnosis of degenerative cervical spondylosis and altered spinal cord signal on MRI.

Spine J

September 2024

Department of Diagnostic Imaging, National University Hospital, 5 Lower Kent Ridge Rd 119074, Singapore; Department of Diagnostic Radiology, Yong Loo Lin School of Medicine, National University of Singapore, Singapore. Electronic address:

Article Synopsis
  • A deep learning model was developed to detect and classify cervical cord signal abnormalities, spinal canal, and neural foraminal stenosis on MRI, aimed at improving reporting efficiency and consistency for cervical spondylosis.
  • The study analyzed 504 cervical spine MRIs from a patient sample with a mean age of 58, using 90% for training and 10% for internal testing, with additional external testing on another 100 MRIs.
  • Results showed the DL model achieved substantial agreement with human readers, outperforming them in classifying spinal canal and foraminal stenosis, and exhibited a high recall of 92.3% for cord signal abnormalities, demonstrating its potential effectiveness in clinical practice.
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Objectives: To identify the infection rate in patients with combined pelvic ring and bladder injuries. Secondary aims included identifying treatment and injury factors associated with infection.

Design: Retrospective review.

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Nonsteroidal anti-inflammatory drugs (NSAIDs) are a valuable class of medications for orthopedic surgeons and often play a pivotal role in pain control. However, there are many common stipulations resulting in avoidance of its use in the treatment of musculoskeletal disease. This review summarizes the mechanism of action of NSAIDs as well as provides an overview of commonly used NSAIDs and the differences between them.

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Background: The primary goal of this investigation was to examine the influence of a backside seating percentage variable on volume of reamed bone and contact area in virtual planning for glenoid baseplate placement for reverse total shoulder arthroplasty (RTSA). The secondary goal was to assess how the option of augmented glenoid baseplate components affected reamed volume and cortical contact area of virtually positioned baseplates.

Methods: Nine surgeons virtually planned 30 RTSA cases using a commercially available software system.

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Response to Letter to the Editor (GSJ-23-0473).

Global Spine J

May 2024

University Orthopaedics, Hand and Reconstructive Microsurgery (UOHC), National University Health System, Singapore, Singapore.

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Systemic Diclofenac Sodium Reduces Postoperative rhBMP-2 Induced Neuroinflammation: A Rodent Model Study.

Spine (Phila Pa 1976)

September 2023

University Spine Centre, University Orthopaedics, Hand and Reconstructive Microsurgery Cluster, National University Hospital System, Singapore, Singapore.

Study Design: This is a basic science, animal research study.

Objective: This study aims to explore, in rodent models, the effectiveness of systemic nonsteroidal anti-inflammatory drugs in reducing recombinant human bone morphogenetic protein-2 (rhBMP-2) induced neuroinflammation.

Summary Of Background Data: rhBMP-2 is increasingly used to augment fusion in lumbar interbody fusion surgeries, although it can cause complications including postoperative radiculitis.

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Intraoperative cell-salvaged autologous blood transfusion is safe in metastatic spine tumour surgery: early outcomes of prospective clinical study.

Eur Spine J

July 2023

Department of Orthopaedic Surgery, Hand & Reconstructive Microsurgery Cluster, University Orthopaedics, National University Health System (NUHS) - Tower Block, Level 11, 1E Kent Ridge Road, Singapore, 119228, Singapore.

Purpose: Allogeneic blood transfusion (ABT) is current standard of blood replenishment despite known complications. Salvaged blood transfusion (SBT) addresses majority of such complications. Surgeons remain reluctant to employ SBT in metastatic spine tumour surgery (MSTS), despite ample laboratory evidence.

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Study Design: Retrospective analysis of a prospectively collected multicenter database.

Objective: The objective of this study was to assess the radiographic and health-related quality of life (HRQoL) impact of a short-term (<1 y) return to the operating room (OR) after adult cervical spine deformity (ACSD) surgery.

Summary Of Background Data: Returns to the OR within a year of ACSD correction can be particularly devastating to these vulnerable hosts as they often involve compromise of the soft tissue envelope, neurological deficits, or hardware failure.

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Background: Prior literature has demonstrated increased resource utilization and perioperative complications in patients with a Medicaid payor status undergoing primary total hip and knee arthroplasty. This relationship has yet to be explored in patients undergoing revision total hip arthroplasty (rTHA).

Methods: The National Readmissions Database was queried from 2010 to 2015 for all patients undergoing aseptic rTHA.

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Article Synopsis
  • Open hindfoot surgeries have a high complication rate, prompting a study to evaluate outcomes from less invasive percutaneous techniques for calcaneal osteotomies.
  • The study involved 118 patients with various osteotomy types, revealing an overall postoperative complication rate of just 3.4%, with no significant differences across the techniques.
  • Findings suggest that percutaneous calcaneal osteotomies are a safe alternative, potentially offering fewer complications compared to traditional open surgeries, particularly for high-risk patients.
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Dorsal plate fixation of proximal phalanx (PP) fractures is a conventional approach but interferes with the extensor mechanism and results in stiffness. Biomechanical studies have shown that laterally placed plates on the proximal phalanges are equally stable and rigid. This technique obviates the issue of tendon adhesion and may result in better postoperative range of motion and lower secondary procedures such as removal of implant and tenolysis.

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Utility of 3D printed models as adjunct in acetabular fracture teaching for Orthopaedic trainees.

BMC Med Educ

August 2022

Department of Orthopaedics, University Orthopaedics and Hand & Reconstructive Microsurgery Centre, National University Health System, Level 11, Tower Block, 1E Kent Ridge Road, Singapore, 119228, Singapore.

Objective: To evaluate the use of 3-D printed models as compared to didactic lectures in the teaching of acetabular fractures for Orthopaedic trainees.

Methods: This was a randomised prospective study conducted in a tertiary hospital setting which consisted of 16 Orthopaedic residents. Ten different cases of acetabular fracture patterns were identified and printed as 3-D models.

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In the last 20 years, femoroacetabular impingement (FAI) has transitioned from a disputed disease to a well-established cause of hip pain and osteoarthritis (OA). Cam-type FAI, specifically, is supported by several studies as a risk factor for osteoarthritis. Elevated α-angle is also a mild-to-moderate risk factor for OA in patients with FAI.

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Background: Ultrasound for developmental dysplasia of the hip (DDH) is challenging for nonexperts to perform and interpret. Recording "sweep" images allows more complete hip assessment, suitable for automation by artificial intelligence (AI), but reliability has not been established. We assessed agreement between readers of varying experience and a commercial AI algorithm, in DDH detection from infant hip ultrasound sweeps.

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Severe contracture in the lower extremity resulting from an osteoid osteoma of the lumbar spine in close proximity to neural elements in an adolescent: a case report.

Spine Deform

May 2022

Department of Orthopaedic Surgery, Washington University School of Medicine, Washington University Orthopaedics, 4921 Parkview Place, Suite 6B, Campus Box 8605, St. Louis, MO, 63110, USA.

Case: We report a rare case of a right-sided L4-5 facet osteoid osteoma in a 11-year-old female who presented with lower extremity pain, contractures, and gait disturbance in the setting of failed radiofrequency ablation. After open excision and single-level posterolateral fusion with instrumentation, her symptoms resolved and her spinopelvic parameters normalized.

Conclusions: This case highlights the contracture that may occur as a result of neurogenic pain from an osteoid osteoma in close proximity to neural structures.

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3D-printed Poly-Lactic Co-Glycolic Acid (PLGA) scaffolds in non-critical bone defects impede bone regeneration in rabbit tibia bone.

Biomed Mater Eng

November 2021

Department of Hand and Reconstructive Microsurgery, University Orthopaedics Hand and Reconstructive Microsurgery Cluster, National University Health System, Singapore.

Background: An increasing number of bone graft materials are commercially available and vary in their composition, mechanism of action, costs, and indications.

Objective: A commercially available PLGA scaffold produced using 3D printing technology has been used to promote the preservation of the alveolar socket after tooth extraction. We examined its influence on bone regeneration in long bones of New Zealand White rabbits.

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Balancing postoperative analgesia with minimizing opioid consumption remains a challenge. We aim to document trends in opioid consumption for patients undergoing total hip arthroplasty (THA) and hypothesize that preoperative patient education will decrease postoperative opioid consumption. This is a prospective study of patients undergoing elective primary THA.

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Case: Two patients presented with chronic knee extensor mechanism disruption after failed primary repairs. Both patients had minimal ambulatory knee function prior to surgical intervention and were treated with a synthetic mesh reconstruction of their extensor mechanism. Our technique has been modified from previously described techniques used in revision knee arthroplasty.

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Returning to sports after an anterior cruciate ligament reconstruction: When is a good time?

Ann Acad Med Singap

August 2021

Department of Hand and Reconstructive Microsurgery, University Orthopaedics, Hand & Reconstructive Microsurgery Cluster, Singapore.

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