A prepositional phrase is a group of words that starts with a preposition and ends with the object of the preposition (a noun, pronoun, or noun phrase). Let's look at some s â¦ teps to identifying prepositional phrases. prepositional phrase is a group of words that starts with a preposition and ends with the object of the preposition (a noun, pronoun, or noun phrase). Let's look at some s â¦ teps to identifying prepositional phrases.
A morcellator is a surgical instrument used for division and removal of large masses of tissues during laparoscopic surgery. In laparoscopic hysterectomy the uterus is minced up, or morcellated, into smaller pieces inside the woman's belly cavity in order to extract from the abdomen.
You have probably heard about the harmonic scalpel and its role in treating hemorrhoids; but what is a harmonic scalpel and how does it work? A harmonic scalpel is medical equipment that is used in surgical procedures as an alternative to a steel scalpel or electro-surgical diathermy. It makes use of ultrasound technology to cut tissues and seal the edges. It is used in surgical procedures for simultaneously cutting and coagulating tissues.