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1.
Ann Coloproctol ; 40(4): 350-362, 2024 Aug.
Article in English | MEDLINE | ID: mdl-39228198

ABSTRACT

This study aims to discuss the principles and pillars of robotic colorectal surgery training and share the training pathway at Portsmouth Hospitals University NHS Trust. A narrative review is presented to discuss all the relevant and critical steps in robotic surgical training. Robotic training requires a stepwise approach, including theoretical knowledge, case observation, simulation, dry lab, wet lab, tutored programs, proctoring (in person or telementoring), procedure-specific training, and follow-up. Portsmouth Colorectal has an established robotic training model with a safe stepwise approach that has been demonstrated through perioperative and oncological results. Robotic surgery training should enable a trainee to use the robotic platform safely and effectively, minimize errors, and enhance performance with improved outcomes. Portsmouth Colorectal has provided such a stepwise training program since 2015 and continues to promote and augment safe robotic training in its field. Safe and efficient training programs are essential to upholding the optimal standard of care.

2.
J Pak Med Assoc ; 74(3 (Supple-3)): S3-S7, 2024 Mar.
Article in English | MEDLINE | ID: mdl-39262060

ABSTRACT

OBJECTIVE: To develop the country's first brain tumour surgery lab in resource-constrained settings, for training young neurosurgeons and residents. METHODS: A workshop was developed using mixed-fidelity models for assessing and training a participant's psychomotor skills, hand-eye coordination, and teaching the principles of brain tumour surgery. Affordable noncadaveric models were used to compare and contrast the benefit of each teaching model. Within the existing space for wet labs at our institution, 8 different dissection stations were set up with adequate space for 2 people to work at a time. Each station was equipped with an operating room-Caliber microscope, a lighting system and a camera linked to a screen and high-powered electric drills and basic surgical equipment. RESULTS: Our team was able to develop and use 3D-printed skull models and animal brain models for training in complex approaches and craniotomy. CONCLUSIONS: Surgical simulation training, in a cost-effective manner, provides the benefit of training residents and students in neurosurgical techniques in a safe, controlled environment leading to improvement in skills and technique.


Subject(s)
Brain Neoplasms , Neurosurgical Procedures , Simulation Training , Humans , Brain Neoplasms/surgery , Neurosurgical Procedures/education , Neurosurgical Procedures/methods , Simulation Training/methods , Animals , Models, Anatomic , Internship and Residency/methods , Craniotomy/education , Craniotomy/methods , Printing, Three-Dimensional , Clinical Competence , Neurosurgery/education , Developing Countries
3.
J Prof Nurs ; 54: 50-53, 2024.
Article in English | MEDLINE | ID: mdl-39266107

ABSTRACT

Simulation-based education is an evidence-based strategy to address learning and evaluation of outcomes in the updated American Association of Colleges of Nursing Essentials. Currently, there is a dearth of rigorous research on nurse practitioner education simulation. Studies on the topic often neglect a sound theoretical or conceptual framework beyond the National League of Nursing Jeffries Simulation Theory. This article aims to explore and distinguish the implementation of various theories and frameworks to determine how these elements can be stand-alone or used in combination to explore simulation-based experience competency outcomes. Specific recommendations for simulation research are (a) to include learning theories, (b) level learning and track competency progression using a framework, and (c) use a framework for measuring outcomes. Simulation science for nurse practitioner education can be advanced through united and consistent use of established theories and frameworks. These efforts will inform emerging best practices of simulation-based learning to address competition-based learning initiatives, validity of high-stakes simulation evaluation, and how to credit learners for simulation activities.


Subject(s)
Clinical Competence , Nurse Practitioners , Simulation Training , Nurse Practitioners/education , Humans , Clinical Competence/standards , Education, Nursing, Graduate , Learning , Nursing Education Research
4.
BMC Med Educ ; 24(1): 1026, 2024 Sep 19.
Article in English | MEDLINE | ID: mdl-39300421

ABSTRACT

BACKGROUND: High-fidelity simulations play a crucial role in preparing for high-mortality events like cardiopulmonary arrest, emphasizing the need for rapid and accurate intervention. Proficiency in cardiopulmonary resuscitation(CPR) requires a strong self-efficacy(SE); training for both is crucial. This study assesses the impact of Advanced Life Support(ALS) simulation on SE changes in final-year medical students. METHODS: This mixed-methods prospective simulation study involved medical students in emergency medicine internships, examining self-efficacy perceptions regarding ALS technical skills(ALS-SEP). A comparison was made between students who underwent scenario-based ALS simulation training and those who did not. Competencies in chest compression skills were assessed, and the concordance between ALS-SEP scores and observed CPR performances were evaluated. Focus group interviews were conducted and analyzed using content analysis techniques. RESULTS: The study involved 80 students, with 53 in the experimental group(EG) and 27 in the control group(CG). The EG, underwent simulation training, showed a significantly higher ALS-SEP change than the CG(p < 0.05). However, there was low concordance between pre-simulation SEP and actual performance. Compression skills success rates were inadequate. Qualitative analysis revealed main themes as"learning"(32.6%), "self-efficacy"(29%), "simulation method"(21.3%), and "development"(16.5%). DISCUSSION: Post-simulation, students reported improved SEP and increased readiness for future interventions. The findings and qualitative statements support the effectiveness of simulation practices in bridging the gap between SEP and performance. Utilizing simulation-based ALS training enhances learners' belief in their capabilities, raises awareness of their competencies, and encourages reflective thinking. Given the importance of high SEP for ALS, simulation trainings correlating self-efficacy perception and performance may significantly reduce potential medical errors stemming from a disparity between perceived capability and actual performance.


Subject(s)
Clinical Competence , Self Efficacy , Students, Medical , Humans , Students, Medical/psychology , Prospective Studies , Male , Female , Cardiopulmonary Resuscitation/education , Simulation Training , Adult , Emergency Medicine/education , High Fidelity Simulation Training , Young Adult , Focus Groups , Education, Medical, Undergraduate/methods , Empowerment
5.
Korean J Med Educ ; 36(3): 303-314, 2024 Sep.
Article in English | MEDLINE | ID: mdl-39246111

ABSTRACT

Simulation-based education is gaining attention worldwide as it is recognized as effective in fostering collaborative skills in healthcare students. We conducted a comprehensive review of simulation-based interprofessional education (IPE) to examine the current state of simulation-based IPE. This scoping review systematically analyzed studies on simulation-based IPE in South Korean healthcare education, following established guidelines. Relevant articles were comprehensively searched, and key data on simulation methods, implementations, and educational effectiveness were extracted for analysis. The present study included nine quantitative studies and one mixed-methods study. The majority of participants were undergraduate nursing and medical students. The duration of IPE interventions ranged from 2 hours to 2 weeks. Education methods included standardized patients, high-fidelity simulators, and role-playing. Educational outcomes focused on measuring IPE competencies and satisfaction levels, concentrating on Kirkpatrick levels 1 and 2. While most studies reported high satisfaction levels, there is a need for objective evaluation of educational effectiveness. As simulation-based IPE in Korean healthcare education evolves, there is a need for greater inclusivity of diverse roles, multidisciplinary respect, and scenario development allowing active participation across professions. Establishing institutional frameworks, community linkages, and a deep understanding of IPE's purpose and essence among practitioners is crucial for its academic maturation.


Subject(s)
Interprofessional Education , Simulation Training , Students, Medical , Humans , Republic of Korea , Interprofessional Relations , Curriculum , Clinical Competence , Students, Health Occupations , Students, Nursing
6.
Heliyon ; 10(16): e36014, 2024 Aug 30.
Article in English | MEDLINE | ID: mdl-39247383

ABSTRACT

Background: Respiratory infections are common in children and can quickly deteriorate, necessitating vigilant nursing care. Simulation training provides a valuable tool for nursing students to learn how to manage children with respiratory infections. Peer tutoring has demonstrated benefits, including the creation of a safe, supportive learning environment and the perception of peer tutors as beneficial role models. This study aimed to develop a simulation education program for the care of children with respiratory infections, involving peer tutoring among nursing students, and to assess its effectiveness. Methods: This mixed-methods study, conducted between July and December 2022, utilized surveys to gather both quantitative and qualitative data. A peer tutoring-based simulation education program for providing care to children with respiratory infections was developed specifically for nursing students. The study was implemented with 49 nursing students from a South Korean university (25 in the experimental group and 24 in the control group). The students' self-efficacy, disposition towards critical thinking, problem-solving ability, and satisfaction with practice were evaluated and analyzed using the unpaired t-test, the chi-square test, and repeated-measures analysis of variance. The learning experiences of the students in the experimental group were further examined using qualitative content analysis. Results: The experimental group demonstrated greater growth in self-efficacy and satisfaction with practice than the control group. However, no significant difference was observed between the experimental and control groups in terms of changes in disposition towards critical thinking and problem-solving ability. From the nursing students who participated in the implementation, three categories were identified: "enhancement of learning," "psychologically secure environment," and "novel experience." Conclusions: The peer tutoring-based simulation education focused on caring for children with respiratory infections effectively improved the self-efficacy and satisfaction of nursing students. This method will be utilized to enhance the learning experience of nursing students in the field of pediatric respiratory care.

7.
BMC Ophthalmol ; 24(1): 391, 2024 Sep 03.
Article in English | MEDLINE | ID: mdl-39227854

ABSTRACT

BACKGROUND: Regional anaesthesia education, especially for ocular procedures, necessitates reliable surgical training models. While cadaveric models offer anatomical fidelity, conventional embalming methods may compromise tissue integrity. We aimed to assess the effectiveness of Thiel cadavers for training in sub-Tenon's blocks by evaluating ocular tissues and measuring insertion forces. METHODS: Experimental design, using twenty eyes from ten Thiel cadaver heads. These cadavers were specifically prepared to test the administration of sub-Tenon's blocks. The research was conducted in a controlled laboratory setting appropriate for handling cadaveric materials and conducting precise measurements. Each cadaver eye underwent an initial ultrasound examination, and its axial length was noted. An intravitreal injection of heptastarch solution followed, to re-establish the eye's sphericity. After this volume injection, the axial length and intraocular pressure were measured again. Mock sub-Tenon's blocks were administered in 2 separate quadrants of the eye, with insertion forces measured using a pressure gauge. These were compared to a data set of insertion forces measured in a series of isolated pig's eyes on which STBs had been performed. Main outcome measurements were macroscopic assessment of the ocular tissue layers and the insertion forces required for the sub-Tenon's blocks. In a second set of 10 Thiel cadaver heads, 5 ml of sodium chloride were injected as sub-Tenon's blocks and the emergence of a periocular "T-sign" ascertained and measured by ultrasound. RESULTS: Four of twenty eyes (20%) retained near-natural sphericity, with the remaining requiring volume injection to approximate physiological shape and pressure. The conjunctiva and Tenon's layer were intact, and correct cannula placement was achieved in all cases. In 16 of 20 eyes where T-signs could be measured, the median thickness of the T-sign amounted to 2.72 mm (range 1.34 mm-5.28 mm). The average maximum cannula insertion force was 2.92 Newtons. Insertion forces in intact Thiel cadaver heads were consistently higher than in isolated pig's eyes (3.6 N vs 2.0 N). CONCLUSION: These findings suggest that Thiel cadavers are a promising model for training in sub-Tenon'sblocks, despite the challenge of often desiccated and involuted eyes.


Subject(s)
Cadaver , Feasibility Studies , Humans , Animals , Swine , Tenon Capsule , Nerve Block/methods , Ophthalmology/education , Intraocular Pressure/physiology
10.
Transl Androl Urol ; 13(8): 1618-1627, 2024 Aug 31.
Article in English | MEDLINE | ID: mdl-39280682

ABSTRACT

Background: Procedural simulators can facilitate teaching and improve learning vasectomy surgical techniques. The objectives of this scoping review were to identify available vasectomy simulators (scrotal models), and to assess their characteristics and potential suitability for optimal transfer of surgical skills of most recommended techniques in clinical practice. Methods: We performed searches up to December 2023 using PubMed and Google search engines to identify existing vasectomy simulators. Articles and Web pages reporting vasectomy simulators were also examined using a snowball strategy. In addition, we asked members of the Vasectomy Network, an international Google discussion group, if they knew any other simulators. Two members of the research team performed the initial evaluations of the physical and functional characteristics of retrieved simulators. All team members made consensus on final evaluations. Results: We retrieved 10 relevant scrotal models through PubMed (n=2), Google (n=4), and the Vasectomy Network (n=4). Three were commercially available simulators produced by Gaumard® in the USA and seven were homemade models. All had limited visual and haptic realism of internal and external structures. Most, however, were suitable for simulating some basic skills of the no-scalpel technique to deliver the vas deferens. Fascial interposition could not be simulated with any model. Commercially available models had no advantage over homemade models. Conclusions: Most vasectomy simulators currently available allow learning some basic surgical skills of the procedure but have limitations for optimal learning of the recommended techniques and skill transfer in clinical practice. There appears to be a need to develop and evaluate new simulators with enhance visual and haptic characteristics for teaching and learning vasectomy techniques.

11.
Nurse Educ Pract ; 80: 104141, 2024 Sep 12.
Article in English | MEDLINE | ID: mdl-39293166

ABSTRACT

AIM: The aim of this study was to explore the perceptions and satisfaction of last-year nursing students with the Self-Learning Methodology in Simulated Environments (MAES©). BACKGROUND: As a learning method, clinical simulation uses elements that replicate real clinical practice scenarios and facilitates the acquisition of competencies and learning objectives. Simulations promote critical thinking, knowledge, techniques and teamwork in nursing students. The Self-Learning Methodology in Simulated Environments (MAES©) is a method that integrates problem-based learning with realistic clinical simulation. DESIGN: A cross-sectional mixed-method study implemented a simulation learning method as part of the mandatory nursing training practice; that was registered in Open Science Framework (Registration DOI: https://doi.org/10.17605/OSF.IO/R89PZ). METHODS: Students were invited to complete a cross-sectional questionnaire about satisfaction with the simulation and were asked to participate in an interview about their perceptions on the simulation. All data were collected in December 2023 in a mid-sized southern Spanish university. A total of 69 last-year nursing students were enrolled in the simulation course and were selected using eligibility criteria. RESULTS: Satisfaction measures showed no significant differences across gender, university access, or age (p>0.05 each). However, strong correlations were found between students' preference for the simulation method and perceived effort value (p<0.001 each). Qualitative analysis identified key themes in different stages of simulation (prebriefing, scenario, briefing, debriefing), simulation benefits (learning, usefulness, positive emotions) and challenges (difficulty, realism, time constraints). Despite some realism concerns, overall, students viewed the methodology positively. CONCLUSIONS: The findings of this study underscore the vital role of simulation-based learning in nursing education. As the field of nursing continues to evolve, so too must the educational methods we employ, with simulation-based learning standing at the forefront of this transformative journey.

12.
Surg Endosc ; 2024 Sep 13.
Article in English | MEDLINE | ID: mdl-39269479

ABSTRACT

INTRODUCTION: Simulation training programs are essential for novice surgeons to acquire basic experience to master laparoscopic skills. However, current state-of-the-art laparoscopy simulators are still expensive, limiting the accessibility to practical training lessons. Furthermore, training is time intensive and requires extensive spatial capacity, limiting its availability to surgeons. New laparoscopic simulators offer a cost-effective alternative, which can be used to train in a digital environment, allowing flexible, digital and personalized laparoscopic training. This study investigates if training on low-cost simulators in a digital environment is comparable to in-person training formats. MATERIALS AND METHODS: From June 2023 to December 2023, 40 laparoscopic novices participated in this multi-center, prospective randomized controlled trial. All participants were randomized to either the ?distance" (intervention) or the "in-person" (control) group. They were trained in a standardized laparoscopic training curriculum to reach a predefined level of proficiency. After completing the curriculum, participants performed four different laparoscopic tasks on the ForceSense system. Primary endpoints were overall task errors, the overall time for completion of the tasks, and force parameters. RESULTS: In total, 40 laparoscopic novices completed digital or in-person training. Digital training showed no significant differences in developing basic laparoscopic skills compared to in-person training. There were no significant differences in median overall errors between both training groups for all exercises combined (intervention 3 vs. control 4; p value = 0.74). In contrast, the overall task completion time was significantly lower for the group trained digitally (intervention 827.92 s vs. control 993.42; p value = 0.015). The applied forces during the final assessment showed no significant differences between both groups for all exercises. Overall, over 90% of the participants rated the training as good or very good. CONCLUSION: Our study shows that students that underwent digital laparoscopic training completed tasks with a similar number of errors but in a shorter time than students that underwent in-person training. Nevertheless, the best strategies to implement such digital training options need to be evaluated further to support surgeons' personal preferences and expectations.

13.
Subst Use Addctn J ; : 29767342241273423, 2024 Sep 19.
Article in English | MEDLINE | ID: mdl-39297293

ABSTRACT

BACKGROUND: Accessible, manualized, skill-based training ready for wide dissemination is needed to prepare healthcare staff to meet the needs of people impacted by the opioid epidemic. METHODS: A 2-day workshop and simulation training was designed by an interprofessional substance use disorder (SUD) specialty care team, adapted to a virtual platform, manualized, and offered to healthcare staff and trainees from a large healthcare system. The workshop was offered 6 times over the course of 10 months with a total of 177 participants from across the United States enrolled in the training. Interactive experiential learning strategies including games designed to test knowledge, small-group case discussions, video demonstrations of skills, patient panels, and 3 simulations of a patient with chronic pain who developed opioid use disorder in the context of long-term opioid therapy were utilized in efforts to build skills and confidence managing SUDs in primary care and general mental health settings. RESULTS: Of those who completed the post-workshop survey, most found both content and training structure useful, particularly content related to medication management, stigma, and collaborative care. In addition, overall confidence scores in assessing, diagnosing, and treating SUD increased. Skill building exercises, such as interprofessional team simulations, were highlighted as most beneficial. The workshop received national attention leading to a partnership with the healthcare system's simulation center for wider dissemination. CONCLUSION: Expanding access to SUD treatment requires training healthcare staff to effectively change attitudes, increase knowledge, and improve key skills. This 2-day interprofessional workshop was well-received by participants who reported high acceptability and satisfaction scores and demonstrated improved confidence in the management of SUDs. This type of manualized, collaborative, skill-based learning experience can foster staff preparedness and willingness to conceptualize SUD as a chronic condition amenable to treatment in different healthcare settings.

14.
Cureus ; 16(9): e69205, 2024 Sep.
Article in English | MEDLINE | ID: mdl-39268028

ABSTRACT

Over the past few years, point-of-care ultrasound (POCUS) has emerged as a critical diagnostic tool in emergency medicine, providing real-time imaging at the bedside. This study aims to assess POCUS knowledge and competency among medical residents in Lebanon, identify possible gaps and deficiencies in their training, and recommend guidelines for further improvement of the curriculum in Lebanese medical schools and residency programs. Our study reveals that 58.3% (N=119) of resident doctors from multiple specialties in Lebanon have only basic knowledge about POCUS, 19.6% (N=40) have no knowledge, and only 21.6% (N=44) have sufficient knowledge to perform diagnostic studies on a routine basis. Lebanese medical residents currently possess suboptimal POCUS knowledge and proficiency due to disparities in training and educational obstacles. To address this, residency programs should focus on standardized POCUS training, simulation-based learning, and faculty development. This approach will help ensure residents gain the necessary skills to use POCUS effectively in clinical practice.

15.
Encephale ; 2024 Sep 06.
Article in English | MEDLINE | ID: mdl-39244504

ABSTRACT

INTRODUCTION: During operational missions, while the management of physical injuries in the field remains the priority, the identification of operational incapacity of psychological origin is necessary as it is equally crucial for the safety of the individual, the group and the mission. The French Military Health Service has developed a Psychological First Aid Training in Operation (PFATO) course based on relational simulations, for military service members. The aim is to identify the early signs of psychological distress in a comrade and to adopt an adapted and protective attitude. PFATO training is also offered to healthcare providers. METHODS: We conducted a descriptive cross-sectional study using a self-administered online questionnaire which was sent after deployment to all physicians or nurses trained in PFATO between July 2019 and July 2021 (n=80). The main objective of our work was to evaluate the relevance of this awareness training among physicians and nurses and to identify specific complementary expectations in operational psychiatry for this population. RESULTS: We obtained a response rate of 55%. Significantly, 21.62% of participants used PFATO during their last deployment and another 20% observed a team member using PFATO. The circumstances of use as reported by participants included acute stress related to combat, conflict with hierarchy or comrades, and suicidal crisis. Among those who used PFATO, the training helped 87.5% of them to identify signs of psychological distress and 100% of them to assist combatants . All respondents stressed the added value of practical simulations during PFATO education. Moreover, this study also makes it possible to identify adaptations needed to optimize this module for healthcare providers. CONCLUSION: The results suggest the value for healthcare provider of training in first-response psychological care using relational simulation based on the model of raising awareness about PFATO.

16.
J Gen Intern Med ; 2024 Aug 08.
Article in English | MEDLINE | ID: mdl-39117882

ABSTRACT

BACKGROUND: Female physicians often report lower self-confidence in their procedural and clinical competency compared to male physicians. There is limited data regarding self-reported confidence of female versus male trainees and any relation to objective competency in central venous catheter insertion. OBJECTIVE: To analyze differences between male and female trainees in self-confidence and skill-based outcomes in placing central venous catheters. DESIGN: Using data from a central venous catheter simulation training program at a large tertiary medical center, we performed linear regressions to analyze confidence difference pre- and post-training, number of restarts, and number of cannulation attempts while controlling for baseline demographic characteristics of the sample. PARTICIPANTS: PGY-1 physician residents in all residency specialties who insert central venous catheters in the clinical setting at a tertiary academic center with a sample size of 281 residents. MAIN MEASURES: Confidence difference pre- and post-training measured on a Likert scale 1-5, number of restarts (novel global assessment variable), and number of cannulation attempts during the competency evaluation. KEY RESULTS: Female trainees had both lower pre-program confidence (1.35 versus 1.74 out of 5, p < 0.001) and lower post-program confidence (3.77 versus 4.12 out of 5, p = 0.0021) as compared to male trainees. There was no statistically significant difference in number of restarts (95% CI - 0.073 to 0.368, p = 0.185) or cannulation attempts (95% CI - 0.039 to 0.342, p = 0.117) between sexes in linear regressions controlled for age, specialty designation, prior central venous catheter training, prior ultrasound guided vessel cannulation training, and pre-training confidence level. CONCLUSIONS: Female trainees rated their confidence significantly lower than their male counterparts both before and after the training program, despite no significant difference in skill-based outcomes. We discuss potential implications for trainees acquiring procedural skills during residency and for physician educators as they design training programs and delegate procedural opportunities.

17.
J Robot Surg ; 18(1): 317, 2024 Aug 09.
Article in English | MEDLINE | ID: mdl-39123078

ABSTRACT

Robotic surgery is a rapidly expanding field, given the wide variety of new robotic platforms emerging. Looking at the training of surgeons in robotic surgery is of extreme necessity and urgency, considering the ongoing technological advancements. In this research, the performance during the virtual reality simulation phase of training for robotic surgery was analyzed. It was observed that, in addition to the lack of consensus among societies regarding the required simulation hours, there is no guidance on the best curriculum to be adopted. From the data in this study, it can be inferred that the more advanced skills have fewer proficient individuals, meaning that fewer surgeons in training have reached proficiency in all skill exercises. Even with differences in the number of exercises performed proficiently between groups that underwent varying amounts of simulation time, there is no statistically significant difference in the proportion between them.


Subject(s)
Clinical Competence , Psychomotor Performance , Robotic Surgical Procedures , Virtual Reality , Robotic Surgical Procedures/education , Robotic Surgical Procedures/methods , Humans , Psychomotor Performance/physiology , Simulation Training/methods , Computer Simulation , Curriculum , Surgeons/education
18.
Adv Simul (Lond) ; 9(1): 32, 2024 Aug 08.
Article in English | MEDLINE | ID: mdl-39113142

ABSTRACT

BACKGROUND: Use of the Debriefing Assessment for Simulation in Healthcare (DASH©) would be beneficial for novice debriefers with less or no formal training in debriefing. However, the DASH translated into Korean and tested for psychometrics is not yet available. Thus, this study was to develop a Korean version of the DASH student version (SV) and test its reliability and validity among baccalaureate nursing students in Korea. METHODS: The participants were 99 baccalaureate nursing students. Content validity using content validity index (CVI), construct validity using exploratory factor analysis (EFA) and confirmatory factor analysis (CFA), and internal consistency using Cronbach's alpha coefficient were assessed. RESULTS: Both Item-CVIs and Scale-CVI were acceptable. EFA supported the unidimensional latent structure of Korean DASH-SV and results of CFA indicated 6 items converged within the extracted factor, significantly contributing to the factor (p ≤ .05). Items were internally consistent (Cronbach's α = 0.82). CONCLUSION: The Korean version of the DASH-SV is arguably a valid and reliable measure of instructor behaviors that could improve faculty debriefing and student learning in the long term.

19.
J Neurol Surg Rep ; 85(3): e118-e123, 2024 Jul.
Article in English | MEDLINE | ID: mdl-39104747

ABSTRACT

Objectives Virtual reality (VR) is an increasingly valuable teaching tool, but current simulators are not typically clinically scalable due to their reliance on inefficient manual segmentation. The objective of this project was to leverage a high-throughput and accurate machine learning method to automate data preparation for a patient-specific VR simulator used to explore preoperative sinus anatomy. Methods An endoscopic VR simulator was designed in Unity to enable interactive exploration of sinus anatomy. The Saak transform, a data-efficient machine learning method, was adapted to accurately segment sinus computed tomography (CT) scans using minimal training data, and the resulting data were reconstructed into three-dimensional (3D) patient-specific models that could be explored in the simulator. Results Using minimal training data, the Saak transform-based machine learning method offers accurate soft-tissue segmentation. When explored with an endoscope in the VR simulator, the anatomical models generated by the algorithm accurately capture key sinus structures and showcase patient-specific variability in anatomy. Conclusion By offering an automatic means of preparing VR models from a patient's raw CT scans, this pipeline takes a key step toward clinical scalability. In addition to preoperative planning, this system also enables virtual endoscopy-a tool that is particularly useful in the COVID-19 era. As VR technology inevitably continues to develop, such a foundation will help ensure that future innovations remain clinically accessible.

20.
Anaesth Rep ; 12(2): e12316, 2024.
Article in English | MEDLINE | ID: mdl-39100911

ABSTRACT

Simulation education for anaesthesia trainees is essential to build clinical skills and virtual reality can provide a reproducible, high-fidelity intra-operative training environment. Compared to in-situ manikin-based simulation, this modality has yet to be thoroughly evaluated. Twenty-six second post-graduate year anaesthesiology residents were randomly divided into two groups and participated in both virtual reality and manikin crisis scenarios at sessions six months apart. The exposure order was group A virtual reality followed by manikin and group B manikin followed by virtual reality. Clinical assessments were performed using a standardised checklist. Knowledge assessments were conducted. National Aeronautics and Space Administration Task Load Index and System Usability Scale scores were collected immediately after participation. Clinical scores between groups A and B were not significantly different. Group A had improved post-simulation knowledge scores after both sessions. Task load index scores were lower in mental demand for virtual reality. System usability scores showed less ease of use and more need for support in virtual reality.

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