US 11,813,176 B2
Spinal fusion device
Hanjin Shin, Mission Viejo, CA (US)
Assigned to GS Solutions, Inc., Mission Viejo, CA (US)
Filed by GS Solutions, Inc., Mission Viejo, CA (US)
Filed on Nov. 3, 2021, as Appl. No. 17/518,095.
Claims priority of provisional application 63/109,663, filed on Nov. 4, 2020.
Prior Publication US 2023/0157840 A1, May 25, 2023
Int. Cl. A61F 2/44 (2006.01); A61F 2/46 (2006.01); A61F 2/30 (2006.01)
CPC A61F 2/447 (2013.01) [A61F 2/4601 (2013.01); A61F 2/4611 (2013.01); A61F 2/4637 (2013.01); A61F 2002/30507 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A fusion device, comprising:
an actuator including a hollow shaft with an outer threaded surface;
a receiver disposed posterior to the actuator and including a first portion and a second portion disposed posterior to the first portion, the first portion having a first inner surface that is an inner threaded surface and configured to be coupled to the shaft of the actuator, the second portion having a second inner surface connected to the first inner surface;
a first plate and a second plate each slidably coupled to the actuator, the first and second plates being configured to move away from each other when the fusion device transitions from a first state to a second state;
a connector rotatably coupled to the receiver,
wherein each of the first and second plates is slidably coupled to the actuator and the connector.