Patent ID: 11950801
Assignee: BOSTON SCIENTIFIC SCIMED, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. An atherectomy system, comprising:
a handle having a handle housing;
a drive member extending through the handle housing and operably coupled to an atherectomy burr;
a drive mechanism disposed within the handle housing and adapted to rotatably engage the drive member, the drive mechanism including:
an electric drive motor;
a polymeric drive gear rotatably engaged with the electric drive motor; and
a metallic driven gear coupled with the drive member and engaged with the polymeric drive gear such that rotation of the metallic driven gear causes rotation of the drive member;

wherein the drive mechanism is configured to enable a rotation speed of the atherectomy burr of up to at least about 200,000 revolutions per minute (rpm).