This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Contraceptives, Subject name: Gynaecology & Obstetrics
Which of the following is not an abdominal laparoscopic technique for tubal ligation? 
Select and explain. 
A. Pomeroy, B. Parkland, C. Essure, D. Irving
C: Essure
Answer: C: Essure 
Explanation: Ans. c, i.e. EssureRef: Williams 23/ed, p698-70lEssure is a permanent intratubal implant inserted trans cervically using hysteroscope, not an abdominal technique for tubal ligation.