Narcissists believe their personality and appearance is superior to others. Symptoms of narcissism include focusing only on one's self, lacking guilt and an inability to empathize. Narcissistic people tend to be vain. A marriage being undermined by narcissism might benefit from therapy.
Trocar: A sharply pointed shaft, usually with a three-sided point. A trocar may be used within a cannula, a hollow tube, designed to be inserted into a vein, artery, bone marrow or body cavity. The word trocar is derived from the French trois (three) + carre (side). Last Editorial Review: 6/9/2016.
Most obvious is their lack of bladed or sharp trocars. Open laparoscopy port trocars are blunt and consist of a system which permits the tagged, abdominal fascia to be attached to the port, thereby stabilizing the port to the patient. A well-known example of this system is the Hasson open laparoscopy port.