Publications by authors named "Peter H Richter"

Article Synopsis
  • A study was conducted from 2019 to 2022 at a Level I trauma center to evaluate the impact of a surgical process manager (SPM) on radiation exposure during common trauma surgeries.
  • The research included 90 surgeries using the SPM and a control group of 107 surgeries, measuring radiation levels and the experience of the lead surgeon.
  • The findings indicated no significant difference in median radiation exposure between SPM and control groups, suggesting that standardizing procedures with SPM did not notably reduce radiation for inexperienced surgeons.
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The use of wearable technology is steadily increasing. In orthopedic trauma surgery, where the musculoskeletal system is directly affected, focus has been directed towards assessing aspects of physical functioning, activity behavior, and mobility/disability. This includes sensors and algorithms to monitor real-world walking speed, daily step counts, ground reaction forces, or range of motion.

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Article Synopsis
  • A study evaluated the effectiveness of a software called SPM (surgical process manager) used in a Level I Trauma center to improve surgery workflows for various fracture types, comparing its impact on efficiency, education, and complications against a control group not using the software.
  • The research involved 90 surgeries with SPM and a control group of 108 surgeries that were similar in patient demographics and procedures, with data collected on surgery times and complications using statistical tests to analyze outcomes.
  • Results showed the intervention group using SPM had a significantly longer time from incision to closure compared to the control group (49 vs 42 minutes), but there was no significant difference in surgery time for expert users handling radius and ankle fractures.
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: Outcome data from wearable devices are increasingly used in both research and clinics. Traditionally, a dedicated device is chosen for a given study or clinical application to collect outcome data as soon as the patient is included in a study or undergoes a procedure. The current study introduces a new measurement strategy, whereby patients' own devices are utilized, allowing for both a pre-injury baseline measure and ability to show achievable results.

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Objective: Computer navigation is used in patients with spine fractures to optimize the accuracy of pedicle screws and thereby reduce intra- and postoperative complications, such as injuries to vessels, nerves and accompanying structures. In addition, the ideal screw length and diameter for each pedicle can be detected to ensure optimal stability.

Indications: Intraoperative navigation is suitable for the treatment of spine fractures, which require dorsal stabilization or fusion.

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Background: Proximal humerus fractures are common injuries in the elderly. Locked plating showed high complication and reoperation rates at first. However, with second-generation implants and augmentation, minimally invasive locked plating might be a viable alternative to arthroplasty or conservative treatment.

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Background: Patient-Reported Outcome Measures (PROMs) are widely used for measurement of functional outcomes after orthopaedic trauma. However, PROMs rely on patient collaboration and suffer from various types of bias. Wearable Activity Monitors (WAMs) are increasingly used to objectify functional assessment.

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Introduction: Patients after polytrauma suffer from posttraumatic immune system dysregulation and multiple organ dysfunction. Genome-wide microarray profiling in monocytes revealed a regulatory network of inflammatory markers around the transcription factor AP-1 in severely injured patients. Recent research focuses on the role of neutrophils in posttraumatic inflammation.

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The use of wearable sensors to track activity is increasing. Therefore, a survey among AO Trauma members was conducted to provide an overview of their current utilization and determine future needs and directions. A cross sectional expert opinion survey was administered to members of AO Trauma.

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Background And Objective: The isolated proximal radius fracture in children is a quite rare injury. In difference to adults a conservative treatment is often possible. But in case of increasing dislocation the indication for surgery is given.

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Background: The treatment of fragility fractures of the pelvis is rising challenge for orthopedic trauma surgeons. Operative treatment should allow immediate full weight bearing and early mobilisation but should also be as minimal invasive as possible. Sacroiliac (SI) or transsacral transiliac screws (TSTI) alone or depending on the fracture in combination with an external fixator meets both of these criteria.

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Introduction: After surgical treatment of injuries of the lower extremity, partial weight bearing is often suggested until soft tissue consolidation. It is doubtful, if this recommendation can be implemented, even in the case that a patient is performing partial weight bearing with a physical therapist. Consequently the question remains, if patients are able to implement partial weight bearing after surgery and which factors favor incompliance.

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Purpose: Operative timing, perioperative management and postoperative rehabilitation are rising challenges in orthopedic geriatric trauma. The aim of this study was to determine the outcome of patients with dementia or with a high number of comorbidities treated with hemiprosthesis after hip fracture. Literature regarding patients with high comorbidities is scarce, leaving nothing but endoprosthetic treatment for even the sickest, immobile patients.

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There are many digital solutions which assist the orthopaedic trauma surgeon. This already broad field is rapidly expanding, making a complete overview of the existing solutions difficult.The AO Foundation has established a task force to address the need for an overview of digital solutions in the field of orthopaedic trauma surgery.

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The number of fragility fractures is rising, and treatment is a challenge for orthopaedic trauma surgeons. Various augmentation options have been developed to prevent mechanical failure. Different composites can be used based on the fracture type, patient needs, and biomechanical needs.

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The invention of flat-panel detectors led to a revolution in medical imaging. The major benefits of this technology are a higher image quality and dose reduction. Flat-panel detectors have proved to be superior to standard C-arms (= C-arm with radiograph source and image intensifier).

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Introduction: Modern techniques in orthopaedic surgery using minimally invasive procedures, and increased use of fluoroscopic imaging present a potential increased risk to surgeons due to ionizing radiation exposure. This article is a systematic review of recent literature on radiation exposure of orthopaedic surgeons.

Materials And Methods: Pubmed and Cochrane searches were performed on intraoperative radiation exposure covering English and German articles published between 1.

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Patients aged 75 years and older with blunt pelvic trauma are frequently seen in the ER. The standard diagnostic tool in these patients is the plain a.p.

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Background: The aim of this study was to determine the effective dose and corresponding image quality of different imaging protocols of a robotic 3D flat panel C-arm in comparison to computed tomography (CT).

Methods: Dose measurements were performed using a Rando-Alderson Phantom. The phantom was exposed to different scanning protocols of the 3D C-arm and the CT.

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Hybrid operating rooms have been used successfully in several surgical specialties, but no data have been published for orthopaedic trauma. We present our one-year orthopaedic trauma experience using a hybrid operating room, which incorporates 3D fluoroscopic imaging as well as navigation capabilities. Data were compiled for a series of 92 cases performed in an advanced hybrid operating room at the level one trauma center in Ulm, Germany.

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The billiard system of Benettin and Strelcyn [Phys. Rev. A 17, 773-785 (1978)] is generalized to a two-parameter family of different shapes.

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