Novel aorta inner branch type covered stent
A stent-graft, aorta technology, applied in stents and other directions, can solve the problems of blood leakage, shorten the economic burden of treatment cycle, etc., and achieve the effect of convenient alignment
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Embodiment 1
[0036] figure 1 It is the front view of Embodiment 1 of the present invention; figure 2 It is a top view of Embodiment 1, Embodiment 2, and Embodiment 3 of the present invention; image 3 It is a cross-sectional view of Embodiment 1, Embodiment 2, and Embodiment 3 of the present invention, as shown in the figure:
[0037] A novel intra-aortic branch-type stent graft, consisting of a metal frame 15 and a membrane 14, including an anterior arch region 11, an arch region 12 and a posterior arch region 13, the anterior arch region 11, arch region 12 and The arch area 13 is integrally formed, consisting of a tubular film 14 and its outer metal frame 15. The metal frame 15 is located outside the film 14 for fixing and supporting functions. The top of the arch area 12 is a large bend side, the bottom of the arch area 12 is a small curved side, and the large curved side of the arch area 12 is provided with three inner branch brackets 2, and the top of any of the inner branch bracke...
Embodiment 2
[0047] figure 2 It is a top view of Embodiment 1, Embodiment 2, and Embodiment 3 of the present invention; Figure 4 It is a sectional view of the top view in the semi-release state of Embodiment 2 of the present invention; as shown in the figure:
[0048] A novel intra-aortic branch-type stent graft, consisting of a metal frame 15 and a membrane 14, including an anterior arch region 11, an arch region 12 and a posterior arch region 13, the anterior arch region 11, arch region 12 and The arch area 13 is integrally formed, consisting of a tubular film 14 and its outer metal frame 15. The metal frame 15 is located outside the film 14 for fixing and supporting functions. The top of the arch area 12 is a large bend side, the bottom of the arch area 12 is a small curved side, and the large curved side of the arch area 12 is provided with three inner branch brackets 2, and the top of any of the inner branch brackets 2 is a circular shape located on the large curved side. Opening,...
Embodiment 3
[0056] Figure 5 It is a schematic diagram of the use of Embodiment 3 of the present invention; Figure 6 It is a partial schematic diagram of the multi-lumen vessel sheath in Example 3 of the present invention. as the picture shows:
[0057] A novel intra-aortic branch-type stent graft, consisting of a metal frame 15 and a membrane 14, including an anterior arch region 11, an arch region 12 and a posterior arch region 13, the anterior arch region 11, arch region 12 and The arch area 13 is integrally formed, consisting of a tubular film 14 and its outer metal frame 15. The metal frame 15 is located outside the film 14 for fixing and supporting functions. The top of the arch area 12 is a large bend side, the bottom of the arch area 12 is a small curved side, and the large curved side of the arch area 12 is provided with three inner branch brackets 2, and the top of any of the inner branch brackets 2 is a circular shape located on the large curved side. Opening, any inner bra...
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