Patent ID: 11925813
Assignee: LUMEDA INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 10:
11. A method of delivering photodynamic therapy (PDT) to a patient comprising:
providing a PDT delivery device comprising:
a housing including a handle, a fiber lock orifice positioned on a back end, a probe insertion orifice positioned on a front end and a tube retraction groove positioned between the fiber lock orifice and the probe insertion orifice;
an insertion probe comprising a stepped hollow cylinder having an insertion needle at a distal end;
a fiber locking mechanism positioned within the fiber lock orifice and within the housing;
a probe release mechanism positioned in the housing and selectively movable between an unlock position and a lock position;
a probe retraction mechanism positioned within the housing and releasably coupled to the insertion probe; and
a retraction trigger coupled to the probe retraction mechanism;

positioning an insertion probe stop into a lock position;
positioning the fiber locking mechanism into an unlock position;
inserting a proximal end of the insertion probe into the probe insertion orifice and within the tube retraction groove and against the insertion probe stop;
inserting a delivery tip of an optical delivery fiber into the fiber locking mechanism; and
threading the delivery tip through the insertion probe and at least partially through the insertion needle.