This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Contraception, Subject name: Gynaecology & Obstetrics
Which of the following is not a surgical method for tubal ligation ? 
Select and explain. 
A. Pomeroy, B. Parkland, C. Essure, D. Irving
C: Essure
Answer: C: Essure 
Explanation: Various methods are Pomeroy method, Parkland procedure, madlener procedure, Irwing, Uchida, Aldridge, Shirodkar etc. THE TEXTBOOK OF GYNAECOLOGY SHEILA BALAKRISHNAN SECOND EDITION PAGE NO 388