Embolic coils and related components, systems, and methods

Abstract

Embolic coils, and related components, systems, and methods, are disclosed.

1 . An article, comprising:
 an embolic coil; and   a non-hook-shaped head attached to the embolic coil.   
     
     
         2 . The article of  claim 1 , wherein the head has a longitudinal axis, and the head is rotationally symmetric about the longitudinal axis. 
     
     
         3 . The article of  claim 1 , wherein the head is peanut-shaped. 
     
     
         4 . The article of  claim 1 , wherein the head defines a lumen. 
     
     
         5 . The article of  claim 1 , wherein the head defines a groove. 
     
     
         6 . An embolic coil delivery wire having a non-hook-shaped head. 
     
     
         7 . The embolic coil delivery wire of  claim 6 , wherein the head has a longitudinal axis, and the head is rotationally symmetric about the longitudinal axis. 
     
     
         8 . The embolic coil delivery wire of  claim 6 , wherein the head is peanut-shaped. 
     
     
         9 . An article, comprising:
 an embolic coil delivery wire; and   at least two arms extending from the embolic coil delivery wire.   
     
     
         10 . The article of  claim 9 , wherein the at least two arms are attached to a distal portion of the embolic coil delivery wire. 
     
     
         11 . The article of  claim 9 , wherein the at least two arms are adapted to flex. 
     
     
         12 . The article of  claim 9 , wherein the embolic coil delivery wire and the at least two arms are formed of a same material. 
     
     
         13 . An article, comprising:
 an embolic coil; and   at least two arms extending from the embolic coil.   
     
     
         14 . The article of  claim 13 , wherein the at least two arms are adapted to flex. 
     
     
         15 . An article, comprising:
 a first coiled wire; and   a second coiled wire that is co-wound with the first coiled wire,   wherein the article is an embolic coil.   
     
     
         16 . The article of  claim 15 , wherein the article has a first end and a second end, and the first end of the article comprises a first arm formed from the first coiled wire and a second arm formed from the second coiled wire. 
     
     
         17 . An embolic coil system, comprising:
 a catheter defining a lumen; and   a first article disposed in the lumen of the catheter, the first article comprising:
 an embolic coil, and 
 a non-hook-shaped head attached to the embolic coil. 
   
     
     
         18 . The embolic coil system of  claim 17 , wherein the embolic coil system further comprises a second article comprising an embolic coil delivery wire that is detachably engaged with the non-hook-shaped head. 
     
     
         19 . The embolic coil system of  claim 18 , wherein the second article further comprises at least two arms extending from the embolic coil delivery wire, and at least one of the at least two arms is detachably engaged with the head of the embolic coil. 
     
     
         20 . An embolic coil system, comprising:
 a catheter defining a lumen; and   an embolic coil delivery wire disposed in the lumen of the catheter,   wherein the embolic coil delivery wire has a non-hook-shaped head.   
     
     
         21 . The embolic coil system of  claim 20 , wherein the embolic coil system further comprises an article comprising an embolic coil, and the article is detachably engaged with the head of the embolic coil delivery wire. 
     
     
         22 . The embolic coil system of  claim 21 , wherein the article further comprises at least two arms extending from the embolic coil, and at least one of the at least two arms is detachably engaged with the head of the embolic coil delivery wire. 
     
     
         23 . An embolic coil system, comprising:
 a catheter defining a lumen;   an embolic coil delivery wire disposed in the lumen of the catheter, the embolic coil delivery wire having an end; and   at least two arms extending from the end of the embolic coil delivery wire.   
     
     
         24 . The embolic coil system of  claim 23 , further comprising an embolic coil, wherein the at least two arms are detachably engaged with the embolic coil. 
     
     
         25 . The embolic coil system of  claim 23 , wherein the at least two arms are adapted to flex. 
     
     
         26 . The embolic coil system of  claim 23 , wherein the at least two arms form an interference fit within the lumen of the catheter. 
     
     
         27 . An embolic coil system, comprising:
 a catheter defining a lumen; and   an article disposed in the lumen of the catheter,   wherein the article comprises:
 an embolic coil, and 
 at least two arms extending from the embolic coil. 
   
     
     
         28 . An article, comprising:
 an embolic coil delivery wire; and   a tubular mesh member attached to the embolic coil delivery wire.   
     
     
         29 . The article of  claim 28 , further comprising an embolic coil, wherein the tubular mesh member defines a lumen and the embolic coil is at least partially disposed in the lumen. 
     
     
         30 . The article of  claim 29 , wherein the embolic coil has a non-hook-shaped head that is disposed in the lumen.