Valve deployment: Boston Scientific - Lotus™ Valve System

Procedural concepts

Angiograms, animation and Phantom models of the deployment of the Boston Scientific - Lotus™ Valve System.

The LOTUS™ Valve System is a registered trademark of Boston Scientific. Boston Scientific Corporation has finished the acquisition of Symetis SA. Boston Scientific now sells the ACURATE TA™ and ACURATE neo™/TF™ valve systems.

Angio – Animation – Phantom

Table of content

Angio:
Lotus™ Valve System: Phantom
Lotus™ Valve System: 3D animation (post-implantation)

Angiograms

1. Baseline angio

Baseline angio: Contrast angiography – cusps aligned

Movie 32. Femoral angio aligned

2. Lotus introduction through the access sheath

Movie 33. Introduction Lotus delivery system (part 1)

Movie 34. Introduction Lotus delivery system (part 2)

3. Lotus through thoracic aorta

Introduction Lotus delivery part 3: Central marker must face the outer curve before entering the aortic arch

Movie 35. Introduction Lotus prior to arch (part 3)

4. Lotus crossing the arch

Lotus crossing the arch: Central marker must face the outer curve entering the aortic arch

Movie 36. Lotus crossing the arch

5. Lotus positioning into the aortic root

Lotus crossing the aortic valve: Crossing the aortic valve

Movie 37. Lotus positioning into the aortic root

6. Lotus deployment

Lotus delivery part 1: Prior to unsheathing – the metallic frame should be below the annulus level of pigtail.

Movie 38. Lotus delivery

Movie 39. Framework with waist (Lotus with waist)

7. Alignment

The buckles and posts need to be aligned.

Movie 40. Lotus collar to post

8. Reposition: unlocking and re-compression

Lotus unlocking

Movie 41. Reposition - Unlocking

Lotus recompression

By clockwise rotating the handle, the frame is compressed and resheathed.

Part 1

Movie 42. Lotus recompression (1)

Part 2

Movie 43. Lotus recompression (2)

Part 3

Movie 44. Lotus recapture (1)

Part 4

Movie 45. Lotus recapture (2)

9. Angio after locking

Buckles and posts are connected. The valve is functioning and in its final position. At this point, the valve can still be re-positioned and retrieved if needed.