Patent ID: 11877739
Assignee: BOSTON SCIENTIFIC SCIMED, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A medical device, comprising:
an endoscopic device operable to close an opening in a target tissue; and
an actuator operable with the endoscopic device, the actuator including:
a piston within a chamber, the piston comprising:
a piston head engaged with an interior surface of the chamber; and

a piston rod coupled to a tissue engagement component of the endoscopic device, wherein pressure from a fluid within the chamber actuates the tissue engagement component and
a second piston within a second chamber, wherein the second chamber is fluidly connected with the chamber, wherein a first diameter (D1) of the first chamber is larger than a second diameter (D2) of the second chamber.