Patent ID: 11865271
Assignee: CLEARSTREAM TECHNOLOGIES LIMITED
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 18:
19. An apparatus for use in connection with a medical procedure, comprising:
an implement in the form of a catheter or a guidewire for performing the medical procedure;
a tubular body having a first end wall, a second end wall and a sidewall defining an interior passage extending from the first end wall to the second end wall and adapted for receiving the implement, the interior passage having an inlet and an outlet; and
a mechanical counter for counting and displaying on the sidewall of the tubular body a linear distance the implement moves through the interior passage;
wherein the mechanical counter comprises three radially projecting rollers arranged circumferentially around the interior passage at intervals of approximately 120 degrees for engaging the implement when positioned in the interior passage.