Scapho-metacarpal dual mobility prosthesis for TMC-1 joint salvage: technical insights.

Introduction: Rhizarthrosis, or osteoarthritis of the trapeziometacarpal joint, predominantly affects women over 50, with up to 30% experiencing some degree of arthritis in this joint. Traditional surgical approaches, such as trapeziectomy with ligament reconstruction, can result in some patients in persistent pain or limited functionality. TMC ball-in-socket arthroplasty, with a cup placed in the distal scaphoid, offers a promising alternative to traditional arthrodesis or resection-suspension arthroplasty.

Clavicle height asymmetry: A common problem for planning reduction mammoplasties - A correlational study.

The distance between the mid-clavicle and nipple (MCN) is crucial in planning reduction mammoplasties. MCN has been shown to be superior in achieving nipple-areola complex symmetry. However, there is great variability in clavicle anatomy.

SarkoLife: quality of life in patients undergoing multimodal soft tissue sarcoma treatment.

Objective: To assess the tolerability of multimodal therapy in soft tissue sarcoma patients, particularly with regard to their quality of life and level of distress.

Materials And Methods: A retrospective cohort study enrolled individuals receiving sarcoma therapy at the sarcoma center of the University of Tuebingen between 2017 and 2022. Participants completed an online survey that included the EORTC's questionnaire (QLQ-C30), coupled with the distress thermometer and demographic inquiries.

Implementation Strategies and Ergonomic Factors in Robot-assisted Microsurgery.

Robot-assisted surgery represents a significant innovation in reconstructive microsurgery, providing enhanced precision and reduced surgeon fatigue. This study examines the integration of robotic assistance in a series of 85 consecutive robot-assisted microsurgical (RAMS) operations. It aims to evaluate changes in the integration of RAMS during the implementation phase in a single institution.

Combined Effects of Oxandrolone and Exercise on Muscle Recovery in Rats with Severe Burn and Hindlimb Unloading.

Background: Loss of muscle mass and strength in patients who have experienced severe burns is dramatic and associated with subsequent functional impairment. Past work has shown that exercise and oxandrolone, an anabolic steroid, individually improve muscle function and muscle mass in severely burned patients. This study aims to evaluate the effect of oxandrolone treatment combined with resistance exercise on muscle atrophy and investigate the protein synthesis and mitochondrial biogenesis pathways in a hindlimb suspension model.

Risk factors for dysphagia after traumatic cervical spinal cord injury: A retrospective study.

Objective: The pathophysiological mechanisms of dysphagia in individuals with traumatic cervical spinal cord injury (SCI) are not well understood yet. Several risk factors for developing dysphagia after SCI were postulated including mechanical ventilation, tracheostomy, age, female sex, anterior surgical approach, SCI severity, and multi-level spinal fusion. This study aimed to identify risk factors for dysphagia in individuals who sustained traumatic cervical SCI.

Impact of Particle Size and Sintering Temperature on Calcium Phosphate Gyroid Structure Scaffolds for Bone Tissue Engineering.

Due to the chemical composition and structure of the target tissue, autologous bone grafting remains the gold standard for orthopedic applications worldwide. However, ongoing advancements in alternative grafting materials show that 3D-printed synthetic biomaterials offer many advantages. For instance, they provide high availability, have low clinical limitations, and can be designed with a chemical composition and structure comparable to the target tissue.

The Effect of Diabetes Mellitus Severity on Foot & Ankle Burn Recovery.

Background: Diabetic patients often present with complex limb pathology, resulting in impaired sensation in the distal extremities making tactile injuries such as burns difficult to notice. We posit that poorly controlled diabetes mellitus, evidenced by increasing elevations in hemoglobin A1c, is associated with delayed wound healing and increased complications in burn patients.

Methods: The TriNetX Network, a database of 89 million patients across the U.

A new human autologous hepatocyte/macrophage co-culture system that mimics drug-induced liver injury-like inflammation.

The development of in vitro hepatocyte cell culture systems is crucial for investigating drug-induced liver injury (DILI). One prerequisite for monitoring DILI related immunologic reactions is the extension of primary human hepatocyte (PHH) cultures towards the inclusion of macrophages. Therefore, we developed and characterized an autologous co-culture system of PHH and primary human hepatic macrophages (hepM) (CoC1).

Randomized trials evaluating volar locking plates against casting of distal radius fractures are statistically fragile: A systematic review.

Introduction: Despite randomized controlled trials (RCTs) largely supporting volar locking plates (VLPs) for the management of distal radius fractures (DRFs), surgeons often opt for non-invasive interventions such as casting. This study used the fragility index (FI), reverse fragility index (rFI), and fragility quotient (FQ) to assess the statistical robustness of RCTs assessing the efficacy of VLP in DRF management.

Methods: PubMed, Embase, and MEDLINE were queried for RCTs evaluating VLP versus casting for DRFs published from January 1st, 2000-June 30, 2024.

Robot-assisted microsurgery: a single-center experience of 100 cases.

The adoption of robot-assisted microsurgery (RAMS) is a cutting-edge advancement in the realm of microsurgery. The Symani Surgical System is CE approved and has recently gained FDA approval. It provides tremor elimination, motion scaling and improved ergonomics.

Hands-On Robotic Microsurgery: Robotic-Assisted Free Flap Reconstruction of the Upper Extremity.

: Robot-assisted microsurgery (RAMS) has been introduced into the field of plastic surgery in recent years. It potentially offers enhanced precision and control compared to traditional methods, which is crucial for complex microvascular tasks in free flap reconstructions. We aim to analyze our experiences with robotic-assisted microsurgery in the field of upper extremity free flap reconstruction.

Return to Skiing After Proximal Tibial Fracture: Postoperative Reality and Initial Expectations.

The aim of this study was to investigate patient-reported outcomes of patient expectations and fulfillment of expectations in alpine skiers who had a skiing accident and suffered a complex proximal tibial fracture (AO/OTA-Type B or C) which was treated surgically with open reduction and internal fixation. In this prospective study, 38 consecutive patients who suffered a complex tibial fracture (AO/OTA-Type B and C) caused by a skiing accident were evaluated. Before surgical treatment with open reduction and internal fixation, patient expectations were evaluated regarding outcomes on knee functionality (e.

Acute remote ischemic conditioning enhances (CD3+)- but not (FoxP3+)-T-cell invasion in the tumor center and increases IL 17 and TNF-alpha expression in a murine melanoma model.

Introduction: Hypoxia can drive tumor progression, suppress anti-tumor immunity, and reduce the effectiveness of radiotherapy and chemotherapy. This study aimed to assess the impact of remote ischemic conditioning (RIC) on tumor oxygenation (sO2) and the anti-tumor immune response.

Material And Methods: Fourteen B16-Ova tumor-bearing C57BL/6N mice received six 5-minute RIC cycles, while another fourteen underwent anesthesia only.

Ergonomic Considerations in Robotic-assisted Microsurgery.

Objective: Microsurgery necessitates precision and skill, with conventional methods often leading to surgeon discomfort due to prolonged static postures. The introduction of robot-assisted microsurgery using the Symani surgical system and a three-dimensional exoscope aims to enhance surgical precision while mitigating these ergonomic issues.

Methods: This prospective, single-center clinical study involved 50 preclinical training sessions and 87 robot-assisted microsurgical procedures at the authors' institution, covering a wide array of interventions from free flap reconstructions to nerve and lymphatic surgeries.

The availability of common patient-reported outcome measures in hand surgery across Europe.

Many European healthcare systems emphasize value-based care to improve outcomes and control costs. Assessing function and satisfaction in hand surgery relies on patient reported outcome measures. This study evaluates the use of these outcome measures across Europe, focusing on diversity and language validation.

Nonsteroidal Anti-Inflammatory Drugs Decrease Coagulopathy Incidence in Severe Burn Patients.

The study investigated the impact of nonsteroidal anti-inflammatory drugs (NSAIDs) on burn-induced coagulopathy in severely burned patients. Patients with a greater than 20% TBSA were identified in the TriNetX research network and categorized into receiving or not receiving NSAIDs in the first week after the burn. The statistical significance of the rate of burn-induced coagulopathy, mortality and sepsis in the week following injury was analysed.

Walking Ability After Microsurgical Reconstruction of Pediatric Popliteal Pterygium Syndrome-A Case Report.

Background: Popliteal pterygium syndrome (PPS) is a rare congenital disorder characterized by orofacial, cutaneous, musculoskeletal, and genital anomalies. Surgical interventions are necessary to address the severe knee flexion contracture and equinovarus deformity, but there are no established treatment guidelines.

Methods: We present the case of a one-year-old patient with PPS and discuss the challenges in managing the knee deformity.

Pain Remission Following Delayed Targeted Muscle Reinnervation in Amputees.

Introduction: Targeted muscle reinnervation (TMR) has demonstrated efficacy for treatment of neuropathic pain. This study aims to identify patients for whom delayed TMR may be most effective and to identify associated factors for favorable pain outcomes in this patient population.

Methods: An analysis was conducted on prospectively enrolled amputee patients who underwent delayed TMR at a tertiary care center from 2017 to 2024.

Deficiency Does Not Substantially Affect Femoral Fracture Healing in Mice.

Inflammation has been recognized as major factor for successful bone regeneration. On the other hand, a prolonged or overshooting inflammatory response can also cause fracture healing failure. The nucleotide-binding oligomerization domain (NOD)-like receptor protein (NLRP)3 inflammasome plays a crucial role in inflammatory cytokine production.

Epineural Scarring Visualization and Noninvasive Quantification of a Severe Posttraumatic Complication: An Experimental Magnetic Resonance Neurography Study.

Aim: Peripheral nerve scarring is a severe yet common complication following nerve injury or surgery that can lead to impaired nerve function, including chronic pain and sensory or motor deficits. In this study, we aimed to establish high-resolution magnetic resonance neurography (MRN) to accurately visualize and monitor de novo-formed epineural fibrotic adhesions (EFAs) of the sciatic nerve in a rat nerve injury model.

Methods: Employing an established model to induce overshooting EFA, the study included 3 experimental groups of animals (n = 6 each): a positive control group (PC), an intervention group (IG), and a sham group.

Lost in translation: the lack of agreement between surgeons and scientists regarding biomaterials research and innovation for treating bone defects.

Background: With over 2 million grafts performed annually, bone ranks second only to blood in the frequency of transplants. This high demand is primarily driven by the persistent challenges posed by bone defects, particularly following trauma or surgical interventions such as tumour excision. The demand for effective and efficient treatments has increased exponentially in the twenty-first century.

Magnetic Resonance Imaging Parameters in the Subacute Phase after Traumatic Cervical Spinal Cord Injury: A Prospective, Observational Longitudinal Study. Part 1: Conventional Imaging Characteristics.

Magnetic resonance imaging (MRI) remains the gold standard for evaluating spinal cord tissue damage after spinal cord injury (SCI). Several MRI findings may have some prognostic potential, but their evolution over time, especially from the subacute to the chronic phase has not been studied extensively. We performed a prospective observational longitudinal study exploring the evolution of MRI parameters from the subacute to chronic phase after human traumatic cervical SCI.