CPC A61B 18/201 (2013.01) [A61B 18/203 (2013.01); A61B 2018/00005 (2013.01); A61B 2018/0047 (2013.01); A61B 2018/2015 (2013.01); A61B 2018/2253 (2017.05)] | 24 Claims |
1. A system comprising:
an optical element configured to receive an electromagnetic radiation (EMR), and focus the EMR along an optical axis to a focal region in a target tissue;
a controller configured to direct the focal region along a treatment path in the target tissue;
a cooling element down-beam from the optical element and configured to be removably attached to the system via three or more datums and to receive the focusing EMR, the cooling element comprising:
a first window comprising a first proximal surface and a first distal surface;
a second window down-beam from the first window, the second window comprising a second proximal surface and a second distal surface, wherein the second window is configured to contact the target tissue or a tissue adjacent to the target tissue via the second distal surface, and wherein the treatment path is parallel to the second distal surface within 50 milliradians;
a coolant chamber located between the first distal surface of the first window and the second proximal surface of the second window and configured to receive a coolant.
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