US 12,295,872 B2
Sinus tract expander system and method of treatment thereby
Abel Smerica, Conroe, TX (US); and Joseph Edmonds, Houston, TX (US)
Assigned to ABSORBENT, LLC, Houston, TX (US)
Filed by AbsorbENT, LLC, Houston, TX (US)
Filed on Jul. 22, 2022, as Appl. No. 17/871,407.
Prior Publication US 2024/0024147 A1, Jan. 25, 2024
Int. Cl. A61F 5/08 (2006.01)
CPC A61F 5/08 (2013.01) 14 Claims
OG exemplary drawing
 
1. A tract expander comprising:
a base having a threaded central hole and a plurality of hinge pins;
a plurality of wings;
a plurality of hinges wherein each of the plurality of hinges is connected to the base by receiving a corresponding hinge pin of the plurality of hinge pins, and to a wing of the plurality of wings so that each wing moves relative to the base; and
a threaded shaft including a tip, wherein a diameter of the tip is larger than a diameter of the threaded shaft and wherein the threaded shaft is configured to screw into the threaded central hole;
wherein the threaded shaft is configured to rotate and move the tip toward the base, causing tops of the plurality of wings to move away from the threaded shaft.