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

Claim 4:
5. The PDT delivery device of claim 1 further comprising:
a spring cavity positioned in the housing adjacent to and axially aligned with the fiber lock orifice;
a tapered cavity positioned in the housing adjacent to and axially aligned with the spring cavity and further adjacent to and axially aligned with the tube retraction groove;
a retention wall formed between the tapered cavity and the spring cavity;
the fiber locking mechanism comprises:
a snubbing mechanism comprising:
a hollow main tube body comprising:
a first end positioned in the fiber lock orifice
a second end comprising a collet positioned within the tapered cavity in the housing;
a shoulder positioned between the first end and the second end;

a biasing cup positioned against the shoulder;
a fiber release spring captured between the biasing cup and the retention wall;

a fiber lock trigger pivotably positioned within the housing and positioned against the biasing cup.