Patent ID: 9050118
Filing Date: 2015-06-09
Classification: A61B,G02B,Y10T

Abstract:
1. An apparatus, comprising: an optical fiber having a core, a proximal end portion of the optical fiber configured to be coupled to a laser source, a distal end of the core having a surface angled relative to a longitudinal axis of a distal end portion of the core; a capillary, the distal end of the core being disposed within the capillary; and an outer member extending coaxially around at least a portion of the capillary, the outer member having a distalmost end including an opening, wherein the opening is distal to the surface at the distal end of the core; and wherein the outer member is extendable relative to the capillary to cover a distal end portion of the capillary, and retractable relative to the capillary to expose the distal end portion of the capillary.