US 11,903,835 B2
Demineralized bone fiber composition for use in minimally invasive surgery
Andrew J. Carter, Stow, MA (US); Nelson L Scarborough, Andover, MA (US); and Oliver Scarborough, Andover, MA (US)
Assigned to THERACELL, LLC, Wilmington, DE (US)
Filed by Theracell, Inc., Sherman Oaks, CA (US)
Filed on Feb. 27, 2020, as Appl. No. 16/803,208.
Application 16/803,208 is a continuation of application No. 15/546,856, granted, now 10,610,366, previously published as PCT/US2016/015845, filed on Jan. 29, 2016.
Claims priority of provisional application 62/109,549, filed on Jan. 29, 2015.
Prior Publication US 2020/0188122 A1, Jun. 18, 2020
Int. Cl. A61F 2/30 (2006.01); A61F 2/28 (2006.01); A61L 27/36 (2006.01); A61F 2/46 (2006.01)
CPC A61F 2/30965 (2013.01) [A61F 2/28 (2013.01); A61F 2/3094 (2013.01); A61F 2/4601 (2013.01); A61L 27/365 (2013.01); A61L 27/3608 (2013.01); A61F 2002/2835 (2013.01); A61F 2002/4627 (2013.01); A61L 2430/02 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A device for delivering one or more bone fiber pellets having x-ray opacity to a target surgical site, the device comprising:
a holder with a plurality of cavities each having a cavity lumen extending therethrough between a first open end to a second open end, the cavity lumen configured to receive a bone fiber pellet comprising a contrast agent;
an elongated member forming a delivery tube positioned at an interface of the holder and the elongated member at the second open end of the cavity lumen, the delivery tube between a first tube open end aligned with the second open end of the cavity lumen and a second tube open end; and
a push rod receivable through the first open end corresponding to the cavity lumen positioned at the interface of the holder and the elongated member, the push rod configured to push the bone fiber pellet into the delivery tube and out of the device to the target surgical site.