Surgical education has undergone a significant transformation, moving away from a time-based model where competence was primarily assumed after a certain number of years or procedures. The focus has shifted towards competency-based education, which emphasizes demonstrating specific skills and knowledge [3]. This evolution aims to ensure that surgeons are not only experienced but also demonstrably proficient in their craft before practicing independently [8].
Assessing Technical Surgical Skills
Technical skills refer to the hands-on abilities required to perform operative procedures effectively and safely [4, 7]. Historically, the assessment of these skills relied heavily on subjective evaluations within an apprenticeship model, where skills were acquired somewhat randomly through repeated exposure [8]. Today, there is a growing emphasis on objective, standardized assessment tools to evaluate a trainee's technical proficiency [1].
Several methods are used to assess technical skills:
- Procedure-Specific Checklists: These tools outline the critical steps and actions required for a particular surgical procedure. They allow assessors to objectively verify if a trainee has completed each step correctly and efficiently [1].
- Global Rating Scales (GRS): GRS provide a broader evaluation of a surgeon's overall performance, considering aspects like instrument handling, tissue manipulation, flow of operation, and respect for tissue. These scales often use a numerical rating system to quantify performance [1].
- Surgical Proficiency Examinations: These are structured tests designed to measure a surgeon's ability to perform specific tasks or entire procedures under controlled conditions. They can help differentiate between different levels of trainee skill [1].
While these tools show promise in differentiating skill levels, consistent definitions for terms like "performance," "expertise," and "competency" are crucial for objective analysis and shared understanding across the surgical community [5].
The Importance of Non-Technical Skills
Beyond the manual dexterity and procedural knowledge, surgeons also rely heavily on non-technical skills. These encompass a range of cognitive and social abilities that underpin surgical expertise and directly impact performance [2]. Key non-technical skills include:
- Decision-making and problem-solving [2]
- Situational awareness [2]
- Communication and teamwork [2, 8]
- Leadership and resource management [2]
- Coping with stress and fatigue [2]
The importance of these skills is increasingly recognized, and behavior rating systems, such as the Non-Technical Skills for Surgeons (NOTSS) model, have been developed to support their education and assessment [2]. Incorporating non-technical skills into undergraduate, postgraduate, and workplace assessments is a significant ongoing challenge in surgical education [2].
Simulation-Based Training
Simulation-based training (SBT) has become a cornerstone of modern surgical education, offering a safe and controlled environment for trainees to practice and refine both technical and non-technical skills without risk to patients [4]. Simulators range from basic task trainers for specific maneuvers to high-fidelity virtual reality environments that replicate entire surgical procedures.
Effective SBT programs adhere to specific principles:
- Proficiency-Based Practice: Trainees practice until they reach a defined level of competence, rather than simply completing a fixed number of repetitions [4].
- Distributed Practice: Training sessions are spread out over time, which has been shown to be more effective for skill retention than "massed" or concentrated training [4].
- Deliberate Practice: This involves focused, intentional practice with immediate, constructive feedback, allowing trainees to identify and correct errors [4].
Despite these identified principles, many training programs still utilize massed training with fixed time intervals, and simulators are often underutilized. Integrating SBT effectively requires careful curriculum development based on needs assessments and evaluation of training outcomes [4].
Workplace-Based Assessments
Workplace-based assessments (WBAs) are a vital part of surgical training, evaluating trainees in real-world clinical settings. Procedure-based assessments (PBAs) are a key component of WBAs, requiring trainees to be observed and assessed during actual surgical procedures [6]. This allows for direct observation of performance and provides opportunities for immediate feedback from experienced surgeons [6, 8].
The operating room remains the primary environment for residents to develop both technical and non-technical skills, ultimately leading to safe and independent practice [8]. Modern surgical education emphasizes that intraoperative instruction should be intentional, moving away from a purely apprentice-based model. Evaluation during these real-world experiences is designed to provide both formative feedback (to guide ongoing learning) and summative feedback (to assess overall achievement) [8].
Towards Standardized Competency and Certification
The goal of these evolving assessment methods is to create a robust system for training, assessing, and certifying operative performance [7]. While current methods often rely on broad global assessments, advancements in the science of operative skill assessment allow for more meaningful, competency-based strategies [7]. There is a clear need for a blueprint that can assure technical competence for individual procedures, not just general surgical ability [7].
Objective standardized surgical skills assessment tools are increasingly being explored across surgical disciplines, including gynecology, with promising applications for both training programs and for practicing surgeons in credentialing and maintenance of certification [1]. This continuous evolution aims to enhance patient safety and public trust by ensuring that all surgeons meet rigorous, evidence-based standards throughout their careers [7].
Sources
- [1] Surgical skills assessment tools in gynecology. https://pubmed.ncbi.nlm.nih.gov/30095489/
- [2] Surgeons' non-technical skills. https://pubmed.ncbi.nlm.nih.gov/22269259/
- [3] Assessing Technical Competence in Surgical Trainees: A Systematic Review. https://pubmed.ncbi.nlm.nih.gov/25119118/
- [4] Surgical simulation: Current practices and future perspectives for technical skills training. https://pubmed.ncbi.nlm.nih.gov/29911477/
- [5] In Search of Characterizing Surgical Skill. https://pubmed.ncbi.nlm.nih.gov/30890315/
- [6] Procedure-based assessments: the past, the present and the future. https://pubmed.ncbi.nlm.nih.gov/31350291/
- [7] A Proposed Blueprint for Operative Performance Training, Assessment, and Certification. https://pubmed.ncbi.nlm.nih.gov/33201114/
- [8] Intraoperative Teaching and Evaluation in General Surgery. https://pubmed.ncbi.nlm.nih.gov/34242602/