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Commissure holder: an innovative device for aortic valve-sparing technique
H Akimoto1, Y Tsuru, H Yokoyama
1Department of Cardiovascular Surgery, Graduate School of Medicine, Tohoku University, Sendai, Japan. akimoto@mail.cc.tohoku.ac.jp
The Annals of Thoracic Surgery
|April 20, 2001
Summary
Achieving optimal aortic valve coaptation in valve-sparing procedures requires understanding aortic root geometry. A new device, the Commissure Holder, assists in selecting graft size and determining precise suture placement for improved outcomes.
Area of Science:
- Cardiovascular Surgery
- Surgical Devices
- Aortic Root Reconstruction
Background:
- Maximal valve coaptation is crucial for successful aortic valve-sparing procedures.
- Optimal geometry of the aortic root components is essential for achieving this coaptation.
- Current methods may lack precision in graft sizing and commissure positioning.
Purpose of the Study:
- To introduce a novel surgical device, the Commissure Holder.
- To demonstrate the device's utility in optimizing aortic valve-sparing procedures.
- To improve graft selection and commissure suturing accuracy.
Main Methods:
- Description of the Commissure Holder (patent pending).
- Utilizing the device to guide graft size selection.
- Employing the device to determine optimal commissure suturing positions on the graft.
Main Results:
- The Commissure Holder facilitates accurate graft sizing.
- The device aids in precise determination of commissure fixation points.
- Anticipated improvement in valve coaptation and surgical outcomes.
Conclusions:
- The Commissure Holder is a valuable tool for aortic valve-sparing surgery.
- Accurate geometric assessment and precise suturing are key to successful procedures.
- This device enhances the reproducibility and efficacy of aortic root reconstruction.