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Updated: Oct 9, 2025

Fully Endoscopic Mitral Valve Repair with Percutaneous Cannulation of Groin Vessels
Published on: May 26, 2023
Micro-Invasive 3D Endoscopic Mitral Valve Surgery
Daniele Maselli1, Saverio Nardella1, Gianluca Santise1
1Cardiothoracic Surgery Department, Mediterranea Cardiocentro, Napoli, Italy.
Abstract:
Since its introduction in 1995, minimally invasive mitral valve surgery (MIMVS) has been shown to be a valid alternative to conventional sternotomy and several studies have reported excellent clinical outcomes. While MIMVS is now a commonly performed procedure, it is still difficult to standardize. We proprose here a "road to safer surgery", and offer some tips and tricks that could be useful in its learning and performance, and may help surgeons minimize the risk of major complications. With the introduction of 3D vision with a 3D videothoracoscope for 4K stereoscopic acquisition, a medical LCD ultra-HD monitor and active 3D glasses, it is possible to obtain a very realistic view of the surgical field and the mitral valve anatomy, while significantly reducing the learning curve. We describe the procedure step-by-step, with details from the pre-operative phase to the end of the operation. The procedure is structured in consecutive stages: patient induction and positioning, thoracoscopic access and port placement, surgical field exposure, and operative technique.
Insights
Minimally invasive mitral valve surgery (MIMVS) offers excellent outcomes but lacks standardization. This guide provides tips and tricks for safer MIMVS, leveraging 3D visualization to reduce the learning curve.
Area of Science:
- Cardiovascular Surgery
- Minimally Invasive Techniques
- Surgical Education
Background:
- Minimally invasive mitral valve surgery (MIMVS) has emerged as a safe and effective alternative to conventional sternotomy since 1995.
- Despite its widespread adoption, standardizing MIMVS procedures remains a challenge for surgeons.
- Minimizing major complications and improving patient outcomes are ongoing goals in cardiac surgery.
Purpose of the Study:
- To propose a standardized approach for safer minimally invasive mitral valve surgery (MIMVS).
- To offer practical tips and tricks to aid surgeons in learning and performing MIMVS.
- To detail a step-by-step procedural guide from pre-operative preparation to completion.
Main Methods:
- A comprehensive, step-by-step description of the MIMVS procedure is presented.
- Emphasis is placed on pre-operative patient management, positioning, and port placement.
- The use of advanced 3D visualization technology (4K stereoscopic videothoracoscopy, HD monitor, 3D glasses) is highlighted.
Main Results:
- The proposed approach aims to standardize MIMVS, enhancing safety and reducing complication risks.
- 3D visualization significantly improves the realism of the surgical field view, aiding anatomical understanding.
- The technology is shown to effectively reduce the learning curve associated with MIMVS.
Conclusions:
- Standardization of MIMVS is crucial for consistent, safe surgical practice.
- Advanced 3D visualization tools can enhance surgical performance and training in MIMVS.
- This procedural guide offers a valuable resource for surgeons seeking to improve MIMVS safety and outcomes.
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