Pericardial stentless bioprosthesis

1. Pericardial stentless bioprosthesis Preliminary results of a modified procedure for implantation Y. De Bruyne, B. El Nakadi & M. Joris Hopitaux civils du CPAS de Charleroi, Belgium.

2. Figure 1

3. Control of sinotubular junction diameter Cylindrical configuration of the prosthesis Figure 2

4. Control of commissural alignment Cylindrical configuration of the prosthesis Figure 3

5. Dilated aorta Non dilated aorta Vascular prosthesis Banding Group B Group C Figure 4

6. Possibility of non cylindrical implantation Cylindrical Figure 5

7. Reduction of valvular obstruction GRF glue Adequate scalloping Suppression of perivalvular space Figure 6

8. Implantation stentless valve dysfunction Centro-valvular regurgitation Transvalvular gradient Control of sinotubular junction diameter Control of commissural alignment Reduction of valvular obstruction Suppression of perivalvular space Banding Vascular prosthesis Adequate scalloping GRF glue Figure 7

9. Slide 1 Slide 2 Figure 8

10. 37 patients • Male / female: 26/11 • Age: 68 ± 6 ( 53 - 83 ) • Aortic valve lesions: • Stenosis: 16 (43%) • Regurgitation: 10 (27%) • Mixed: 11 (13%) • Endocarditis: 5 (13%) • Size of implanted valves: • 21 mm 1 • 23 mm 7 • 25 mm 12 • 27 mm 17 • Associated procedures: • CABG 13 • Mitral repair 1 Table 1 Table 2

11. Table 3

12. Table 4

13. Table 5