Ra Medical Systems to Merge with Catheter Precision . CARLSBAD, Calif., Sept. 23, 2022 — Ra Medical Systems, which manufactures the DABRA excimer laser and catheters for the treatment of certain vascular diseases, entered into an agreement and plan of merger with privately held Catheter Precision Inc., a medical technology company focused on the field of cardiac electrophysiology. Under the terms of the agreement, Catheter Precision will become a wholly owned subsidiary ...