Patent ID: 11878185
Assignee: REFLEXION MEDICAL, INC.
Field: Medical technology (Instruments)
Classification: CPC A  G | IPC A  G

Claim 0:
1. A collimator comprising:
a leaf movable between a first position and a second position;
a leaf shaft having a proximal portion and a distal portion, and wherein the distal portion of the shaft is attached to the leaf;
a spring system coupled to the leaf; and
an actuator system coupled to the leaf shaft wherein forces applied by the spring system and the actuator system longitudinally translate the leaf from the first position to the second position, and wherein the actuator system is configured to selectively retain the leaf at the first position or the second position, and wherein the proximal portion of the leaf shaft comprises a slot and the actuator system comprises a motor, a rod, a crank rotatably connected to the rod, and a roller connected to the crank, wherein the roller rotatably translates within the slot, and wherein the rotation of the roller is controlled at least in part by the motor via the rod and crank and at least in part by spring forces applied by the spring system on the leaf shaft.