Microsurgery

By RRM Academy Reviewed by Dr. Naomi Whittaker, MD, Board-Certified OBGYN, MIGS, NFPMC, FCI Updated May 14, 2026

Microsurgery is a surgical technique that uses optical magnification, either through loupes or an operating microscope, paired with fine instruments and delicate suture materials to work on small or fragile anatomical structures.¹ In reproductive surgery, microsurgical principles include minimal tissue trauma, precise hemostasis, tension-free anastomosis, and meticulous layer-by-layer closure.

Microsurgery is fundamental to tubal ligation reversal, where reconnecting the two cut ends of the fallopian tube requires alignment at the millimeter scale. It is equally central to vasectomy reversal, where the vas deferens lumen may be less than one millimeter in diameter. Microsurgical technique also underlies the precision handling required in near adhesion-free reconstructive pelvic surgery, where gentle tissue management directly influences postoperative adhesion formation.

Outcomes following microsurgical tubal reanastomosis are well-documented. A 2023 systematic review and meta-analysis reported pregnancy rates following microsurgical tubal anastomosis comparable to those seen with other reconstructive approaches.¹ Earlier prospective series confirm the technique is durable.²³ The skill of the surgeon and the length of remaining tube after reversal are the two primary determinants of outcome.

This content is for educational purposes only and does not constitute medical advice. Consult an RRM clinician or healthcare provider for guidance specific to your situation.