Related Experiment Video
Updated: Feb 7, 2026
03:49
Evaluating Flight Performance and Eye Movement Patterns Using Virtual Reality Flight Simulator
Published on: May 19, 2023
1.5K
Performance on a Virtual Reality DHS Simulator Correlates with Performance in the Operating Theatre
Kalpesh R Vaghela1, Joshua Lee1, Kash Akhtar1
1Department of Trauma & Orthopaedic Surgery, Royal London Hospital, Barts Health, NHS Trust, Whitechapel, London.
Surgical Technology International
|July 21, 2018
Summary
Virtual reality (VR) simulation for Dynamic Hip Screw (DHS) surgery showed no significant difference in performance compared to the operating theatre. This suggests VR is a valuable tool for training DHS procedures.
Area of Science:
- Orthopaedic Surgery
- Medical Simulation
- Surgical Training
Background:
- Dynamic Hip Screw (DHS) fixation for neck of femur fractures is a common orthopaedic trauma procedure.
- Changing surgical practices have reduced opportunities for trainees to perform DHS fixation.
- Virtual reality (VR) simulation offers a safe and efficient method for surgical skills acquisition.
Purpose of the Study:
- To evaluate the correlation between surgeon performance on a VR DHS simulator and their actual performance in the operating theatre.
- To determine if VR simulation can accurately reflect real-world surgical outcomes.
Main Methods:
- Retrospective analysis of DHS fixation procedures for neck of femur fractures.
- Measurement of intraoperative tip-apex distance (TAD) and assessment of cut-out probability from fluoroscopic images.
- Correlation of in-theatre TAD with TAD achieved by the same surgeons on a VR DHS simulator.
Main Results:
- Twenty-five surgeons across different experience levels (novice, intermediate, expert) participated.
- No statistically significant difference was found in TAD between operating theatre performance and VR simulator performance (p=0.688).
Conclusions:
- VR DHS simulation performance closely mirrors operating theatre performance.
- The VR simulator is effective for training specific components of the DHS procedure.
- Further research is required to confirm if VR simulator training enhances in-theatre surgical outcomes.
Related Concept Videos
01:20Drug Product Performance: In Vitro–In Vivo Correlation
283
In pharmaceutical development, it's crucial to establish a predictive in vitro–in vivo correlation (IVIVC) for two or more formulations to gain a comprehensive understanding of release properties. IVIVC reduces the need for costly in vivo studies and facilitates the establishment of meaningful dissolution specifications with significant cost savings and decreased regulatory burden. Furthermore, a meaningful IVIVC should predict Cmax and AUC within 20%, aligning with FDA guidance while...
283
01:29Pathophysiology of Cardiac Performance
1.6K
Typical heart performance is influenced by heart rate, rhythm, myocardial contraction, and metabolism or blood flow. The cardiac muscle exhibits distinct electrophysiological features, including pacemaker activity and calcium channel control, which play a vital role in the heart's response to various drugs. The autonomic nervous system, comprising the sympathetic and parasympathetic branches, regulates heart rate. Sympathetic activation increases heart rate, while parasympathetic activation...
1.6K
01:27Exercise and Muscle Performance
2.5K
Exercise induces a range of adaptations in muscle tissue, depending on the type and duration of activity. Such physical training can be broadly categorized into two types: endurance exercises and resistance exercises.
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
2.5K
01:11High-Performance Liquid Chromatography: Introduction
3.6K
High-performance liquid chromatography(HPLC), formerly referred to as High-pressure liquid chromatography, is a powerful technique used to separate, identify, and quantify components in complex mixtures. The term "high pressure" refers to using high pressure to push the liquid mobile phase through the tightly packed columns.
In HPLC, two phases play a critical role in the separation process:
In HPLC, two phases play a critical role in the separation process:
3.6K
00:57High-Performance Liquid Chromatography: Instrumentation
3.1K
High-performance liquid chromatography, or HPLC, is an analytical technique that separates liquid samples under high pressures. An HPLC instrument consists of glass bottles for storing solvents called mobile phase reservoirs. HPLC-grade solvents are used to maintain high purity, and the dissolved gases are removed using a degasser, such as a vacuum pumping system or sparging with helium. The solvents are then pumped into the analytical column using a screw-driven syringe or reciprocating pumps.
3.1K
01:24Sources of Self-Esteem II: Performance Feedback
194
Self-esteem is intricately tied to our perception of competence and our ability to exert control over our lives. One of the primary sources of this perception is performance feedback — the ongoing evaluation of our actions in terms of success and failure. According to Franks and Marolla (1976), people derive self-worth from experiencing themselves as causal agents, capable of achieving goals and overcoming obstacles. This process nurtures a critical component of self-esteem:...
194