Single-tailed suturing method and apparatus

A - Human Necessities – 61 – B

Patent

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A61B 17/04 (2006.01) A61B 17/06 (2006.01)

Patent

CA 2459085

A suture loop (21) is formed in a hollow braided suture (111) by feeding one end of a length of suture through a part in the braid of the suture (111) and into the inner lumen formed by the hollow braid. The braided configuration of the suture (111) allows it to be expanded in diameter by pushing and reduced in diameter by pulling. Said end of suture (111) is passed continuously through said inner lumen forming a loop (21) of suture with a single tail. The loop (21) may be tightened by pulling on said first end of the suture (111) while pushing on said outer hollow braid. The loop (21) may be locked by extending or pulling on said outer hollow braid to reduce its diameter and lock it down around said first end of the suture (111).

L'invention concerne une méthode de suture permettant de former une boucle de suture (21) dans un fil de suture (111) tressé, creux. Cette méthode consiste à introduire une extrémité d'une longueur de fil de suture dans une partie de la tresse du fil de suture (111) et dans la lumière interne formée par la tresse creuse. Cette configuration tressée du fil de suture (111) permet d'obtenir un diamètre supérieur lorsque l'on détend le fil et un diamètre inférieur lorsque l'on tire sur le fil. Pour former la boucle de suture (21) et obtenir un seul noeud, on introduit l'extrémité du fil de suture (111) de façon continue dans ladite lumière interne. Pour serrer la boucle (21), il suffit de tirer sur ladite première extrémité du fil de suture (111) et, pour la desserrer, de détendre le fil de suture (111). Pour bloquer la boucle (21), il suffit de tirer sur ladite tresse creuse externe pour réduire son diamètre et la bloquer autour de ladite première extrémité du fil de suture (111).

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