Chronic thromboembolic pulmonary hypertension (CTEPH) is a life-threatening condition in which organised thrombi obstruct the pulmonary vessels. causing increased pulmonary vascular resistance. progressive pulmonary hypertension (PH) and right heart failure. The treatment of choice is pulmonary endarterectomy. https://www.roneverhart.com/Medline-ReNewal-Reprocessed-Arthrex-Scorpion-Needle-AR-13995N-MULTIFIRE-SCORPION-NDL-BLACK-AR13995NR/