Sociedad Americana de Hirudoterapia

Feasibility and practicality of a novel teaching aid for microvascular anastomosis simulation training in neurosurgery generated by 3D printing.

Research article published in Frontiers in surgery (2025)

Última actualización: June 18, 2026Revisado por: ASH Editorial Board
Research article — evidence reviewArticle reference
Evidence: Research reportEnsayos clínicosShi et al. · Frontiers in surgery, 2025

Abstract

BACKGROUND: This study aimed to develop a novel teaching aid for microvascular anastomosis training in neurosurgery using 3D printing technology based on CT and MRI imaging data, and to evaluate its effectiveness and practicality. METHODS: Based on CT or MRI imaging data, a 3D model integrating micro-vessels, skull, and brain tissue was fabricated and connected to a peristaltic pump and a pipeline system to create a teaching aid for microvascular anastomosis simulation training. Twenty senior medical students were recruited and divided into two groups: a control group, which trained using traditional soft rubber tubes, and an observation group, which trained using the 3D-printed teaching aid. Following the training, participants from both groups performed chicken wing artery anastomosis. The training outcomes, including the patency rate of vascular anastomosis, the time required to complete the anastomosis, and the trainees' surgical performance, were evaluated. Additionally, six experienced neurosurgeons were recruited to teach the course using both teaching aids for two hours each. They were then surveyed via a questionnaire to assess and rate the effectiveness of the teaching aids. RESULTS: The observation group demonstrated a significantly higher patency rate of vascular anastomosis, a shorter time to complete the anastomosis, and higher scores for surgical proficiency and procedural standardization compared to the control group (all P < 0.001). Additionally, the neurosurgeons provided positive evaluations of the novel 3D-printed teaching aid, awarding high scores for its practicality, scientific rigor, and overall effectiveness. CONCLUSION: The novel 3D-printed teaching aid serves as an effective tool for microvascular anastomosis training in neurosurgery, offering significant advantages such as enhanced training effectiveness, high-fidelity simulation, cost efficiency, and customization capabilities.

Abstract sourced from PubMed (NCBI) for the cited record. See the original publication for the authoritative version.

Publication typeJournal Article

Resumen

Feasibility and practicality of a novel teaching aid for microvascular anastomosis simulation training in neurosurgery generated by 3D printing.

Por qué esto importa para la hirudoterapia

Este estudio desarrolló una ayuda didáctica impresa en 3D (un modelo basado en TC/RNM que integra microvasos, cráneo y tejido cerebral conectado a una bomba peristáltica) para el entrenamiento en simulación de anastomosis microvascular en neurocirugía, y lo comparó con tubos de goma suave tradicionales en veinte estudiantes de medicina avanzados; el resumen reporta que el grupo impreso en 3D logró una tasa de permeabilidad de anastomosis significativamente mayor, un tiempo de finalización más corto y puntuaciones de competencia más altas (todos P < 0.001), con calificaciones positivas de seis neurocirujanos. La conexión con la hirudoterapia es tangencial y debe declararse claramente: este es un artículo sobre métodos de educación quirúrgica sobre el entrenamiento de anastomosis, y las sanguijuelas medicinales se utilizan clínicamente para aliviar la congestión venosa en colgajos microquirúrgicos y reimplantes donde se realizan tales anastomosis, por lo que el vínculo es con el entorno microquirúrgico, no con la biología de la sanguijuela ni con el secreto de la sanguijuela. Como una pequeña comparación de un solo centro de un dispositivo de entrenamiento (no un ensayo de resultados en pacientes), sus hallazgos se refieren únicamente a la efectividad docente y no tienen implicaciones para la eficacia de la terapia con sanguijuelas.

Citación

Feasibility and practicality of a novel teaching aid for microvascular anastomosis simulation training in neurosurgery generated by 3D printing.

Shi et al. · Frontiers in surgery, 2025

Contexto clínico relacionado

Añadido a la biblioteca ASH: May 28, 2026 · Última actualización del sitio: June 18, 2026

Este sitio web proporciona información educativa y no constituye consejo médico, diagnóstico ni recomendaciones de tratamiento. La terapia con sanguijuelas medicinales conlleva riesgos clínicamente significativos y debe ser realizada únicamente por profesionales calificados bajo protocolos aprobados institucionalmente. La autorización 510(k) de la FDA para sanguijuelas medicinales se limita a indicaciones específicas; las discusiones sobre uso investigativo y fuera de indicación se señalan correspondientemente. Para orientación médica específica, consulte a un profesional de salud calificado.