Helical stent (1400) comprising: a) a first lateral band (1401) having a first end and a second end, and a second lateral band (1402) having a first end and a second end connected to the first band ( 1401) lateral to form a plurality of cells (1430), in which the first and second lateral bands (1401, 1402) each have an undulating pattern, in which the first end of the first lateral band (1401) has a decreasing section towards the second lateral band (1402), and the first end of the second lateral band (1402) has a decreasing section towards the first lateral band (1401)； b) a first end band (1406) comprising a series of struts that form a continuation of the first side band (1401), said first end band (1406) having a first end (1407) and a second end (1408) ), wherein the first end (1407) of said first end band (1406) is connected to the second end of the first side band (1401), and a second end band (1409) comprising a series of struts that they form a continuation of the second side band (1402), said second end band (1409) having a first end (1410) and a second end (1411), wherein the first end (1410) of the second band (1409) end is connected to the second end of the second side band (1402), and characterized in that the second end (1408) of said first end band (1406) is connected to a first hook (1412) extending from the second band (1402) lateral and the second end (1411) of said second The end band (1409) is connected to a second hook (1415) extending from the first side band (1401).Endoprótesis (1400) helicoidal que comprende: a) una primera banda (1401) lateral que tiene un primer extremo y un segundo extremo, y una segunda banda (1402) lateral que tiene un primer extremo y un segundo extremo conectada a la primera banda (1401) lateral para formar una pluralidad de células (1430), en la que las bandas (1401, 1402) laterales primera y segunda tienen cada una un patrón ondulante, en la que el primer extremo de la primera banda (1401) lateral presenta una secci
