US2015088062A1PendingUtilityA1

Birth tissue material and method of preparation

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Assignee: BIODLOGICS LLCPriority: Oct 31, 2011Filed: Dec 2, 2014Published: Mar 26, 2015
Est. expiryOct 31, 2031(~5.3 yrs left)· nominal 20-yr term from priority
A61K 45/06A61L 2430/34A61M 25/1011A61K 35/50A61L 2300/412A61L 27/3604A61L 27/58C12N 5/0605A61L 27/54A61L 2300/43A61L 2300/438A61K 47/46A61B 17/4208A61M 1/84A01N 1/125A61M 1/008
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Claims

Abstract

A catheter for recovering amniotic fluid is provided. The catheter includes a flexible tube encompassing a first and second lumen. The first lumen includes a cannulated trocar head at the distal end capable of passing through an amnion and chorion membrane. A first balloon is positioned on the second lumen and is capable of inflating on the distal side of a chorion membrane. A second balloon is positioned on the second lumen and capable of inflating on the proximal side of an amniotic membrane.

Claims

exact text as granted — not AI-modified
We claim: 
     
         1 . A catheter for recovering amniotic fluid comprising:
 a flexible tube encompassing a first and second lumen, the first lumen comprising a cannulated trocar head capable of passing through an amnion and chorion membrane;   a first balloon positioned on the second lumen and capable of inflating on the distal side of a chorion membrane; and   a second balloon positioned on the second lumen and capable of inflating on the proximal side of an amniotic membrane.   
     
     
         2 . The catheter of  claim 1 , wherein the first lumen is open and allows amniotic fluid to drain out. 
     
     
         3 . The catheter of  claim 1 , wherein the second lumen provides a means for inflating the first and second balloons. 
     
     
         4 . The catheter of  claim 1 , wherein inflation of the first and second balloons prevents tearing or rupturing of the membranes and prohibits material blood from entering into in the fetal sac. 
     
     
         5 . The catheter of  claim 1 , wherein inflation of the first and second balloons prevents the cannulated trocar head from slipping out of the fetal sac. 
     
     
         6 . The catheter of  claim 1 , wherein inflation of the first and second balloons seals any perforation caused by the entry of the cannulated trocar into the amnion and chorion membranes to prevent amniotic fluid loss.

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