A case of vasectomy is said to have failed as the vasectomised person's wife gives bih to a child ten months after the operation. Which one of the following is the most probable cause?: (A) Failure of the husband to use condom after vasectomy, (B) Surgical failure, (C) Recannalisation, (D) Wife had extramarital contact
Answer is B. Ans. is 'b' i.e., Surgical failure o It is the case of surgical failure as pregnancy occured immediately after surgery (delivery occured 10 months after surgery) o Recanalization occurs after sometime of successful surgery. Women become pregnant 16 months to 3 years after surgery that means delivery will occur 9 months later to this period.