Patent ID: 9017285
Filing Date: 2015-04-28
Classification: A61B,A61M

Abstract:
1. A method of visualizing a lumen comprising: a) inserting a catheter into the lumen, said catheter comprising a longitudinal axis; b) isolating a treatment region within the lumen; c) optionally evacuating the isolated treatment region; d) optionally flushing the isolated treatment region; and e) introducing a visualization means into the isolated treatment region, via said catheter, wherein said visualization means may turn about the longitudinal axis via torque applied to said visualization means, and wherein said visualization means may activate a photoreactive agent wherein said catheter comprises an agent delivery lumen, and said agent delivery lumen comprising a delivery skive port, and said introducing comprises: i) selecting a pressure to be detected within the delivery skive port or within the agent delivery lumen; and ii) detecting said pressure.