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This scenario presents a detailed simulation of a chlorine gas exposure incident following a freight train derailment. The scenario begins with a standardized patient and transitions to a manikin, set in a community hospital in the United States. The patient, a 47-year-old male freight engineer, was exposed to chlorine gas after a train derailment caused by a track defect. The simulation covers the initial emergency response, patient decontamination, and subsequent medical management, including the challenges of airway stabilization and treatment of acute respiratory distress syndrome (ARDS). Key teaching objectives include identifying hazardous materials, diagnosing and managing chlorine exposure, and effective teamwork and communication during a medical crisis. The scenario emphasizes the importance of rapid identification and treatment of chemical exposures and provides a comprehensive guide for healthcare professionals in managing similar emergencies.
Disaster medicine (DM) prepares health care professionals to manage emergencies caused by significant societal disruptions. Training recent graduates and final-year students is an essential element of disaster preparedness. This review aims to examine the use of Virtual Simulation (VS) in undergraduate students’ DM training.
Methods
The research team searched Scopus, PubMed, WOS, and Scielo. The team followed the 6-step approach described by Mak to conduct Scoping Reviews. We identified 262 reports, and 17 articles met the inclusion criteria. We extracted and analyzed data, focusing on educational settings, professions involved, and intervention characteristics. The report followed PRISMA guidelines.
Results
The implementation of VS in DM training has been geographically concentrated, with most studies focused on nursing education. Most programs use virtual reality, with limited augmented or mixed reality integration, principally in nursing students. The training focused primarily on triage, disaster preparedness, evacuation, decontamination, improving knowledge retention, self-confidence, and decision-making.
Conclusions
Although VS has effectively enhanced technical skills and disaster preparedness, its use remains limited in undergraduate health education. Further research is needed to expand its application in interprofessional and non-nursing contexts, with deliberate practice principles to maximize efficiency. Integrating VS into community training can reduce costs and enhance large-scale emergency response.
Triage is an essential process used to adequately allocate resources and thus increase chances of survival in case of mass-casualty incidents (MCIs). Several triage scales are currently used, but data regarding their performance remain scarce. The objective was to compare the performance of two prehospital triage algorithms (Sieve versus SwissPre) using a validated physiological simulator.
Methods:
This was a web-based, randomized open-label study. A real-time evolutive simulator based on a heart-lung-brain interaction model embedding functional blocks was used to simulate the evolution of vital parameters. Participants, who were randomly allocated to either algorithm, were asked to triage 30 patients in random order. The primary outcome was the triage score (each correct decision was awarded one point). The “Immediate patients” were defined as those who would die within the first hour according to the physiological model. The secondary outcome was the duration of patient triage.
Results:
Out of 71 participants, 67 (94.4%) were included in the final analysis. The Sieve group achieved a mean score of 17.1 out of 30 (95%CI, 16.3 to 17.8). The SwissPre group scored 15.5 out of 30 (95%CI, 14.5 to 16.5). The mean difference between groups was 1.6 points (95%CI, 0.4 to 2.8; P = .011) in favor of the Sieve algorithm. Triage duration did not differ significantly between the Sieve (mean 43 minutes, SD = 10) and SwissPre (mean 46 minutes, SD = 23) groups, with a mean difference of three minutes (95%CI, −12 to 6; P = .507).
Conclusions:
The simpler Sieve algorithm may slightly outperform the more complex SwissPre in accurately categorizing critically injured patients who would likely die within 60 minutes if left untreated. No significant difference was observed in triage speed. However, these exploratory findings should be interpreted cautiously, considering the mean difference was modest and the controlled simulated setting, limiting generalizability.
To evaluate the impact of a two-week otolaryngology rotation incorporating entrustable professional activities, human factors and simulation on medical students’ knowledge, perceptions and career aspirations.
Methods
The curriculum included six small-group sessions on compassion, communication, resilience, teamwork and professionalism, and three simulations: suturing, flexible nasendoscopy and grommet insertion. These were delivered alongside standard teaching. Pre- and post-rotation questionnaires assessed otolaryngology knowledge, career interest, surgical confidence and attitudes toward simulation and human factors.
Results
While students’ interest in surgical careers remained unchanged, they reported improved comfort with otolaryngology knowledge, operating theatre environments and recognition of non-technical skills. Perceptions of simulation and essential surgeon qualities significantly improved.
Conclusion
Integrating entrustable professional activities, human factors education and simulation into short surgical rotations enhances both technical and non-technical skills. This approach may help address challenges in attracting students to surgery by enriching their educational experience and building confidence.
This pilot randomised controlled trial evaluated virtual reality as a supplementary teaching tool for peritonsillar abscess drainage among third year medical students.
Methods
Twenty students were randomised to virtual reality-based or traditional teaching, each receiving a 90-minute session followed by an objective structured clinical examination and pre-/post-session knowledge tests. The virtual reality group used HTC Vive Focus 3 headsets with Virti, 3D Organon and EXR platforms.
Results
The virtual reality group scored higher in objective structured clinical examinations (26.9 vs. 21.5; p = 0.005) and reported greater procedural confidence (p = 0.008) and engagement (p = 0.003). Both groups improved knowledge (p < 0.001) without significant difference post-session (p = 0.701). Virtual reality was rated highly for effectiveness (9.6/10) and immersion (8.5/10) and had minimal cybersickness (1.8/10).
Conclusion
Virtual reality significantly enhances procedural confidence and performance. Its immersive format supports integration into surgical education, warranting further validation in larger studies.
In the course of the EU funded Pandemic Preparedness and Response (PANDEM-2) project, a functional exercise (FX) was conducted to train the coordinated response to a large-scale pandemic event in Europe by using new IT solutions developed by the project. This report provides an overview of the steps involved in planning, conducting, and evaluating the FX.
Methods
The FX design was based on the European Centre for Disease Prevention and Control (ECDC) simulation exercise cycle for public health settings and was carried out over 2 days in the German and Dutch national public health institutes (PHI), with support from other consortium PHIs. The planning team devised an inject list based on a scenario script describing the emergence of an influenza pandemic from a novel H5N1 pathogen.
Results
The multi-disciplinary participant teams included 11 Dutch and 6 German participants. The FX was supported by 9 international project partners from 8 countries. Overall, participants and observers agreed that the FX goals were achieved.
Conclusions
The FX was a suitable format to test the PANDEM-2 solutions in 2 different country set-ups. It demonstrated the benefit of regular simulation exercises at member state level to test and practice public health emergency responses to be better prepared for real-life events.
This study measured the effectiveness of an in-house designed, cast silicone airway model in addressing the lack of easily accessible, validated transoral laser microsurgery simulation models.
Methods
Participants performed resection of two marked vocal fold lesions on the model. The model underwent face, content and construct validation assessment using a five-point Likert scale questionnaire measuring the mean resection time for each lesion and the completeness of lesion excision. Comparative analyses were performed for these measures.
Results
Thirteen otolaryngologists participated in this study. The model achieved validation threshold on all face and content measures (median, ≥4). Construct validation was demonstrated by the improvement in mean resection time between lesions one and two (86 vs 54 seconds, W = 11, p = 0.017). The mean resection time was lower amongst more senior otolaryngologists (61.5 vs 107.1 seconds, W = 11, p = 0.017).
Conclusion
This synthetic silicone model is a low-cost, easily reproducible, high-fidelity synthetic airway model, demonstrating face, content and construct validity.
The aim of this study is to measure the distance from the midline of the upper incisors to the lower pole of the tonsils in paediatric patients of varying ages. This will enable the design of accurately sized tonsil tie simulators.
Methods
Two hundred patients between 1 year and 16 years old were recruited in this prospective observational study. The patient's age and the mean distance from the midline of the upper incisors to the lower pole of the tonsils were plotted into a scatter plot and the line of best fit was calculated.
Results
The equation for the line of best fit was: distance (mm) = 1.9604 × age (digitalised years) + 72.436.
Conclusion
This is the first study to measure the anatomical distance from the upper incisor teeth to the inferior tonsillar pole in a paediatric population. This can be used to accurately size tonsil tie simulators and enhance their fidelity.
To assess the perceived benefits of a novel educational approach for otolaryngology trainees: a virtual reality temporal bone simulator drilling competition.
Methods
Regional otolaryngology trainees participated in the competition. Drilling activities using the Voxel-Man TempoSurg simulator were scored by experts. Questionnaires that contained questions covering motivators for attending, perceived learning and enjoyment were sent to participants. Agreement with statements was measured on a 10-point Likert scale (1 = strongly disagree, 10 = strongly agree).
Results
Eighteen trainees participated. The most cited reason for attending was for learning and/or education (61 per cent), with most attendees (72 per cent) believing that competition encourages more reading and/or practice. Seventeen attendees (94 per cent) believed Voxel-Man TempoSurg-based simulation would help to improve intra-operative performance in mastoidectomy (mean 7.83 ± 1.47, p < 0.001) and understanding of anatomy (mean 8.72 ± 1.13, p < 0.001). All participants rated the competition as ‘fun’ and 83 per cent believed the competitive element added to this.
Conclusion
The virtual reality temporal bone competition is a novel educational approach within otolaryngology that was positively received by otolaryngology trainees.
First responders’ training and learning regarding how to handle a mass-casualty incident (MCI) is traditionally based on reading and/or training through computer-based scenarios, or sometimes through live simulations with actors. First responders should practice in realistic environments to narrow the theory-practice gap, and the possibility of repeating the training is important for learning. High-fidelity virtual reality (VR) is a promising tool to use for realistic and repeatable simulation training, but it needs to be further evaluated. The aim of this literature review was to provide a comprehensive description of the use of high-fidelity VR for MCI training by first responders.
Methods:
A systematic integrative literature review was used according to Whittemore and Knafl’s descriptions. Databases investigated were PubMed, CINAHL Complete, Academic Search Ultimate, Web of Science, and ERIC to find papers addressing the targeted outcome. The electronic search strategy identified 797 potential studies. Seventeen studies were deemed eligible for final inclusion.
Results:
Training with VR enables repetition in a way not possible with live simulation, and the realism is similar, yet not as stressful. Virtual reality offers a cost-effective and safe learning environment. The usability of VR depends on the level of immersion, the technology being error-free, and the ease of use.
Conclusions:
This integrative review shows that high-fidelity VR training should not rule out live simulation, but rather serve as a complement. First responders became more confident and prepared for real-life MCIs after training with high-fidelity VR, but efforts should be made to solve the technical issues found in this review to further improve the usability.
Following limited clinical exposure during the coronavirus disease 2019 pandemic, a simulation-based platform aimed at providing a unique and safe learning tool was established. The aim was to improve the skills, knowledge and confidence of new ENT doctors.
Method
The course was developed through 5 iterations over 28 months, moving from a half-day session to 2 full-day courses with more scenarios. Participant, faculty and local simulation team feedback drove course development. High-fidelity scenarios were provided, ranging from epistaxis to stridor, using technology including SimMan3 G mannequin, mask-Ed™ and nasendoscopy simulators.
Results
Participant feedback consistently demonstrated that the knowledge and skills acquired enhanced preparedness for working in ENT, with impact being sustained in clinical practice.
Conclusion
Preparing healthcare professionals adequately is essential to enhancing patient safety. This simulation course has been effective in supporting new doctors in ENT and has subsequently been rolled out at a national level.
Major incidents are occurring in increasing frequency, and place significant stress on existing health-care systems. Simulation is often used to evaluate and improve the capacity of health systems to respond to these incidents, although this is difficult to evaluate. A scoping review was performed, searching 2 databases (PubMed, CINAHL) following PRISMA guidelines. The eligibility criteria included studies addressing whole hospital simulation, published in English after 2000, and interventional or observational research. Exclusion criteria included studies limited to single departments or prehospital conditions, pure computer modelling and dissimilar health systems to Australia. After exclusions, 11 relevant studies were included. These studies assessed various types of simulation, from tabletop exercises to multihospital events, with various outcome measures. The studies were highly heterogenous and assessed as representing variable levels of evidence. In general, all articles had positive conclusions with respect to the use of major incidence simulations. Several benefits were identified, and areas of improvement for the future were highlighted. Benefits included improved understanding of existing Major Incident Response Plans and familiarity with the necessary paradigm shifts of resource management in such events. However, overall this scoping review was unable to make definitive conclusions due to a low level of evidence and lack of validated evaluation.
Specialty on-call clinicians cover large areas and complex workloads. This study aimed to assess clinical communication using the mixed-reality HoloLens 2 device within a simulated on-call scenario.
Method
This study was structured as a randomised, within-participant, controlled study. Thirty ENT trainees used either the HoloLens 2 or a traditional telephone to communicate a clinical case to a consultant. The quality of the clinical communication was scored objectively and subjectively.
Results
Clinical communication using the HoloLens 2 scored statistically higher than telephone (n = 30) (11.9 of 15 vs 10.2 of 15; p = 0.001). Subjectively, consultants judged more communication episodes to be inadequate when using the telephone (7 of 30) versus the HoloLens 2 (0 of 30) (p = 0.01). Qualitative feedback indicates that the HoloLens 2 was easy to use and would add value during an on-call scenario with remote consultant supervision.
Conclusion
This study demonstrated the benefit that mixed-reality devices, such as the HoloLens 2 can bring to clinical communication through increasing the accuracy of communication and confidence of the users.
This study aimed to assess the effectiveness of an ENT simulation course for equipping foundation doctors with core ENT skills in preparation for an ENT senior house officer post.
Method
A total of 41 foundation doctors in the East of England participated in our two-part simulation course. Pre- and post-course surveys, consisting of Likert scales and a Dundee Ready Educational Environment Measure, were sent to assess confidence in core ENT skills and acceptability of course format.
Results
Post-simulation, confidence improved in all core ENT skills taught (p < 0.001), along with confidence and preparedness to work as an ENT senior house officer (p < 0.001). Overall course median Dundee Ready Educational Environment Measure score was 48, and 100 per cent of participants would recommend this course to colleagues.
Conclusion
Simulation improves foundation doctors’ confidence in core ENT skills and increases preparedness for working as an ENT senior house officer. Guidance on core ENT skills requirements should be made available to improve uniformity amongst ENT simulation courses.
The objective was to describe a feasible, multidisciplinary pediatric mass casualty event (MCE) simulation format that was less than 2 h within emergency department space and equipment constraints.
Methods:
This was a prospective cohort study of an MCE in situ simulation program from June-October 2019. Participants rotated through 3 modules: (1) triage, (2) caring for a critical patient in an MCE setting, and (3) being in a disaster leadership role. Triage accuracy, knowledge, self-evaluation of preparedness, and MCE skills by means of pre- and post-test surveys were measured. Wilcoxon matched pairs signed rank test scores and McNemar’s matched pair chi-squared test were performed to evaluate for statistically significant differences.
Results:
Forty-six physicians (MD), 1 physician’s assistant (PA), and 22 nurses participated over 4 simulation d. Among the MD/PA group, there was a statistically significant 7% knowledge increase (95% confidence interval [CI], 3%-11%). Nurses did not show a statistically significant knowledge difference (0.04, 95% CI, 0.04%, 14%). There was a statistically significant increase in triage and resource use preparedness (P < 0.01) for all participants.
Conclusion:
This efficient, feasible model for a multidisciplinary ED disaster drill provides a multi-modular exposure while improving both MD and PA knowledge and all staff preparedness for MCE.
In the wake of the 2019 coronavirus disease pandemic, elective cases and opportunities for clinical application have decreased, and the need for useful simulation models has become more apparent for developing surgical skills. A novel myringotomy with ventilatory tube insertion simulation model was created.
Methods
Residents across all levels at our institution participated in the simulation. Participants were evaluated in terms of: time of procedure, microscope positioning, cerumen removal, identification of middle ear effusion type, canal wall trauma, tympanic membrane damage and tube placement.
Results
Eleven residents participated. Scores ranged from 14 to 34, out of a maximum of 40. The average score among junior and senior residents was 24 and 31, respectively. The simulation was felt to be representative of the operating theatre experience.
Conclusion
This study demonstrates a low-cost simulation model that captures several important, nuanced aspects of myringotomy with tube insertion, often overlooked in previously reported simulations.
Three-dimensional endoscopes provide a stereoscopic view of the operating field, facilitating depth perception compared to two-dimensional systems, but are not yet widely accepted. Existing research addresses performance and preference, but there are no studies that quantify anatomical orientation in endoscopic ear surgery.
Methods
Participants (n = 70) were randomised in starting with either the two-dimensional or three-dimensional endoscope system to perform one of two tasks: anatomical orientation using a labelled three-dimensional printed silicone model of the middle ear, or simulated endoscopic skills. Scores and time to task completion were recorded, as well as self-reported difficulty, confidence and preference.
Results
Novice surgeons scored significantly higher in a test of anatomical orientation using three-dimensional compared to two-dimensional endoscopy (p < 0.001), with no significant difference in the speed of simulated endoscopic skills task completion. For both tasks, there was lower self-reported difficulty and increased confidence when using the three-dimensional endoscope. Participants preferred three-dimensional over two-dimensional endoscopy for both tasks.
Conclusion
The findings demonstrate the superiority of three-dimensional endoscopy in anatomical orientation, specific to endoscopic ear surgery, with statistically indistinguishable performance in a skills task using a simulated trainer.
The coronavirus disease 2019 pandemic has led to a need for alternative teaching methods in facial plastics. This systematic review aimed to identify facial plastics simulation models, and assess their validity and efficacy as training tools.
Methods
Literature searches were performed. The Beckman scale was used for validity. The McGaghie Modified Translational Outcomes of Simulation-Based Mastery Learning score was used to evaluate effectiveness.
Results
Overall, 29 studies were selected. These simulated local skin flaps (n = 9), microtia frameworks (n = 5), pinnaplasty (n = 1), facial nerve anastomosis (n = 1), oculoplastic procedures (n = 5), and endoscopic septoplasty and septorhinoplasty simulators (n = 10). Of these models, 14 were deemed to be high-fidelity, 13 low-fidelity and 2 mixed-fidelity. None of the studies published common outcome measures.
Conclusion
Simulators in facial plastic surgical training are important. These models may have some training benefits, but most could benefit from further assessment of validity.
Postgraduate training in obstetrics and gynaecology relies heavily on the acquisition of practical and procedural skills in a broad array. The European Board and College of Obstetrics and Gynaecology (EBCOG) have recently revised their postgraduate training curriculum according to competency-based training principles [1]. The EBCOG curriculum contains 10 core entrustable professional activities (EPAs) [2] and 8 elective EPAs, in which competency levels of technical and procedural skills as well as communication skills are defined.
Paramedic students should have the crucial cognitive and psychomotor skills related to neonatal cardiopulmonary resuscitation (N-CPR).
Study Objective:
The aim of this study was to evaluate the effect of blended learning on the theoretical knowledge and preliminary knowledge of the psychomotor skills, adherence to the algorithm, and teamwork in simulation-based education (SBE) of N-CPR.
Methods:
This randomized, prospective study was conducted on 60 fourth-semester paramedic students. The participants were separated into two groups following a classroom lecture. Each group was assigned either a slide presentation (Group 1; SP-G) or a video clip (Group 2; V-G). All the participants answered multiple-choice questions (MCQs) and each group (Group 1 and Group 2) was divided into 10 sub-groups. These sub-groups were then tested in an observational performance evaluation (OPE) consisting of a neonatal asphyxia megacode scenario, after the classroom lecture and following the blended learning process.
Results:
Group performance, teamwork, communication skills, and adherence to the algorithm were evaluated. There was a significant difference in the MCQ and OPE results between the after classroom lecture and after blended learning for both groups. The average score of Group 2 was higher than Group 1 in the MCQ results (Mann-Whitney U test; P <.001). The average score of Group 2 was higher than Group 1 in the OPE results (Mann-Whitney U test; P = .002).
Conclusion:
Blended learning, especially video clips, in adjunction with the classroom lecture were effective in acquiring and developing both technical and non-technical skills among paramedic students in SBE of N-CPR training.