US2021015602A1PendingUtilityA1

Graft materials for surgical breast procedures

Assignee: LIFECELL CORPPriority: Jul 21, 2009Filed: Oct 6, 2020Published: Jan 21, 2021
Est. expiryJul 21, 2029(~3 yrs left)· nominal 20-yr term from priority
A61L 27/3633A61F 2210/0004A61F 2/0063A61L 27/3637Y10T29/49995A61L 27/3695A61F 2002/0068A61L 27/3683A61F 2230/0008A61L 27/362A61F 2310/00365A61L 2430/04A61F 2/12A61F 2240/002
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Claims

Abstract

Graft materials and devices for surgical breast procedures may include a sheet of biocompatible material and a plurality of fenestrations distributed across a portion of the sheet of biocompatible material. The sheet of biocompatible material can have a first axis and a second axis coincident with the sheet of biocompatible material. The sheet of biocompatible material can also have a first edge that intersects the second axis and a second edge that intersects the second axis. The first axis can be orthogonal to the second axis. The plurality of fenestrations can be distributed across a portion of the sheet of biocompatible material closer to the first edge than the second edge. Other apparatuses and methods are disclosed.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A graft for surgical procedures, comprising:
 a sheet of biocompatible material having a first axis, a second axis, a first edge that intersects the second axis, and a second edge that intersects the second axis; and   a plurality of fenestrations distributed across a portion of the sheet of biocompatible material in a plurality of rows, each row forming an arcuate pattern.   
     
     
         2 . The graft of  claim 1 , wherein each fenestration of the plurality of fenestrations is linear. 
     
     
         3 . The graft of  claim 2 , wherein each fenestration of the plurality of fenestrations is parallel to the first axis. 
     
     
         4 . The graft of  claim 2 , wherein each fenestration of the plurality of fenestrations is parallel to the second axis. 
     
     
         5 . The graft of  claim 1 , wherein each fenestration of the plurality of fenestrations is circular. 
     
     
         6 . The graft of  claim 1 , wherein at least one of the first edge and the second edge has a convex curvature. 
     
     
         7 . The graft of  claim 6 , wherein each fenestration of the plurality of fenestrations are linear and parallel to the first edge. 
     
     
         8 . The graft of  claim 1 , wherein the plurality of fenestrations comprises:
 a first row of fenestrations having a first length; and   a second row of fenestrations having a second length;   wherein the second length is greater than the first length.   
     
     
         9 . The graft of  claim 1 , wherein the plurality of fenestrations comprises:
 a first row of fenestrations; and   a second row of fenestrations;   wherein the first row of fenestrations includes a greater number of fenestrations than the second row of fenestrations.   
     
     
         10 . The graft of  claim 1 , wherein the plurality of fenestrations comprises:
 a first row of fenestrations; and   a second row of fenestrations;   wherein the fenestrations of the first row of fenestrations are offset from the fenestrations of the second row of fenestrations.   
     
     
         11 . A graft material, comprising:
 a sheet of a biocompatible material configured to conform to a portion of a breast implant, the sheet further comprising a first edge and a second edge, wherein at least one of the first edge and the second edge is curved;   a first set of perforations through an upper portion of the biocompatible material; and   a second set of perforations through a lower portion of the biocompatible material;   wherein the first set of perforations and the second set of perforations form an arcuate pattern.   
     
     
         12 . The graft material of  claim 11 , wherein each perforation of the first set of perforations is parallel to the first edge and each perforations of the second set of perforations is parallel to the second edge. 
     
     
         13 . The graft material of  claim 11 , wherein the first set of perforations comprises a first group of slits of a first length and the second set of perforations comprises a second group of slits of a second length. 
     
     
         14 . The graft material of  claim 13 , wherein the second length is greater than the first length. 
     
     
         15 . The graft material of  claim 11 , wherein the first set of perforations has a first spacing distance between perforations that is greater than a second spacing distance between perforations of the second set of perforations. 
     
     
         16 . The graft material of  claim 11 , wherein the first set of perforations are offset from to the second set of perforations. 
     
     
         17 . The graft material of  claim 11 , wherein each perforation of at least one of the first set of perforations and the second set of perforations are arcuate. 
     
     
         18 . The graft material of  claim 11 , wherein each perforation of at least one of the first set of perforations and the second set of perforations are linear. 
     
     
         19 . The graft material of  claim 11 , wherein each perforation of at least one of the first set of perforations and the second set of perforations are circular. 
     
     
         20 . A medical implant, comprising:
 a sheet of biocompatible material configured to conform to at least a portion of a breast implant, the sheet of biocompatible material comprising:
 a longitudinal axis, 
 a vertical axis, 
 a first edge and a second edge, wherein the first edge and the second edge are parallel to the longitudinal axis, and 
 a third edge and a fourth edge, wherein the third edge and the fourth edge are parallel to the vertical axis; and 
   a set of perforations positioned on the sheet of biocompatible material, the set of perforations comprising:
 a first row of slits, and 
 a second row of slits; 
   wherein the set of perforation form an arcuate pattern across at least a portion of the sheet of biocompatible material.   
     
     
         21 . The medical implant of  claim 20 , wherein a distance along the longitudinal axis of the sheet of biocompatible material is longer than a distance along the vertical axis of the sheet of biocompatible material. 
     
     
         22 . The medical implant of  claim 20 , wherein slits of the first row of slits are offset from slits of the second row of slits 
     
     
         23 . The medical implant of  claim 20 , wherein the first row of slits is parallel to the second row of slits. 
     
     
         24 . The medical implant of  claim 20 , wherein the set of perforations is adapted to permit expansion of portions of the sheet of biocompatible material along the vertical axis. 
     
     
         25 . The medical implant of  claim 20 , further comprising a first breast implant. 
     
     
         26 . The medical implant of  claim 20 , further comprising a first breast implant, and wherein the set of perforations is adapted to permit expansion of portions of the sheet of biocompatible material around a surface of the first breast implant. 
     
     
         27 . The medical implant of  claim 20 , wherein the set of perforations comprises perforations that are irregularly spaced apart. 
     
     
         28 . The medical implant of  claim 20 , wherein the first row of slits is separated from the second row of slits by a substantially uniform separation distance. 
     
     
         29 . The medical implant of  claim 28 , wherein the uniform separation distance is between 0.1 millimeters and 20 millimeters. 
     
     
         30 . The medical implant of  claim 28 , wherein the uniform separation distance is between 2 millimeters and 6 millimeters. 
     
     
         31 . The medical implant of  claim 20 , wherein the slits of at least one of the first row of slits and the second row of slits have a uniform length of between 0.1 millimeters and 20 millimeters. 
     
     
         32 . The medical implant of  claim 31 , wherein the uniform length is between 4 millimeters and 8 millimeters. 
     
     
         33 . The medical implant of  claim 20 , wherein the sheet of biocompatible material is substantially rectangular in shape.

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