Balfour Retractor
Wound-edge-resting self-retaining abdominal retractor with two lateral blades on a rack-and-pinion mechanism and a removable central blade — described in 1912 by Donald Church Balfour, MD (1882–1963) at the Mayo Clinic and still the most widely deployed self-retaining abdominal retractor over a century later.[1]
Design
- Two lateral blades on a rack-and-pinion (ratcheted) crossbar — symmetric, adjustable separation of the abdominal wall; locks at the chosen width.
- Central crossbar connects the lateral blades; provides the platform for the central blade.
- Removable central (cephalad / bladder) blade — attaches to the crossbar; retracts the upper abdominal wall, the bladder during pelvic surgery, or any third structure needing inferior / superior retraction. In pelvic and gynecologic / urogyn use, this blade is routinely called the "bladder blade."
- Available sizes for different incision lengths and patient body habitus.
- Material: surgical-grade stainless steel, autoclavable.
- Wound-edge-mounted — sits in the wound rather than table-fixed; faster setup than ring-based systems but more dependent on wound-edge structure for stability.[1][2]
Three-Point Retraction Mechanism
The Balfour's defining advantage over earlier two-blade designs is three-point retraction: the two lateral blades plus the central blade together produce broad circumferential exposure of the abdominal cavity, superior to two-blade systems for deep pelvic or upper abdominal work and faster to deploy than ring-based systems like the Bookwalter.
Reconstructive-Urology and Urogyn Uses
The Balfour is the rapid-deployment self-retaining abdominal retractor for open RU/urogyn cases where the Bookwalter is overkill but handheld retraction would tie up an assistant:
- Open BNR, augmentation cystoplasty, urinary diversion, AUS pump-pouch / reservoir, ureteral reimplantation through midline / Pfannenstiel / Gibson incisions — the lateral blades hold the abdominal wall; the bladder blade retracts the bladder inferiorly.
- Open sacrocolpopexy — abdominal-wall retraction with the bladder blade retracting the bladder for promontory exposure.
- Open partial cystectomy, partial nephrectomy, open prostatectomy / cystectomy — abdominal-wall stability + organ blade for the specimen-resection step.
- Cesarean section and adjunctive hysterectomy during pelvic reconstruction — the classic gynecologic application; bladder blade retracts the bladder during lower-uterine-segment exposure.[3][4]
- Open transabdominal VVF / RVF / RUF repair — abdominal-wall + bladder retraction during peri-fistula dissection.
- Trauma damage-control laparotomy when rapid self-retaining exposure matters more than custom blade configuration.[2]
- Minilaparotomy hysterectomy — Balfour-style self-retaining elastic retractors work well in this niche.[3][4]
Balfour vs Adjacent Self-Retaining Abdominal Systems
| Retractor | Mounting | Blades | Setup speed | Best fit |
|---|---|---|---|---|
| Balfour | Wound-edge resting | 2 lateral + 1 central (bladder blade) | Fast | Routine open abdominal / pelvic RU/urogyn |
| Bookwalter | Table-fixed ring | Multiple interchangeable on ring | Moderate-slow | Major / complex open abdominal / pelvic |
| Omni-Tract | Table-fixed post + arms | Multiple interchangeable on articulating arms | Moderate | Multi-directional retraction across procedures |
| Thompson | Table-fixed ring | Multiple interchangeable | Moderate-slow | Major open abdominal — Bookwalter alternative |
| O'Sullivan-O'Connor | Wound-edge resting | Lateral + central, gyn-tailored | Fast | Lower abdominal / pelvic gyn — Balfour family |
The Balfour's primary advantage is simplicity and rapid deployment — quicker to set up than ring-based systems, more reliable than handheld retraction. The Bookwalter wins on customization and depth; the Balfour wins on speed and routine-case ergonomics.[1]
Setup and Technique
- Open the abdomen through the planned incision; develop the abdominal-wall layers.
- Place the Balfour with the two lateral blades hooked over the lateral wound edges (skin / fascia, depending on configuration); engage the rack-and-pinion mechanism to spread.
- Add the central (bladder) blade for inferior / superior retraction as the dissection requires.
- Reassess and reposition as the operative target shifts; the Balfour can be widened or narrowed without removing the blades.
- Pair with handheld retractors (Deaver, Richardson) for specific deep / lateral exposures the Balfour cannot provide.
- Periodic release in long cases to prevent wound-edge ischemia.
Limitations
- Wound-edge mounting — the lateral blades transfer force to the wound edges; in thick / obese / hostile abdominal walls the blades can slip out. Switch to a table-fixed system (Bookwalter) for these cases.
- Limited blade variety — 2 lateral + 1 central; cannot custom-configure to the depth and angle of the Bookwalter / Omni-Tract.
- Wound-edge ischemia with sustained tension; standard self-retaining retractor safety profile applies.
- Not for the deepest pelvic / retroperitoneal exposure — the Bookwalter's table-fixed ring with deep blades is preferable.
Historical Context
Donald Church Balfour (1882–1963) described the retractor in 1912 at the Mayo Clinic in Rochester, Minnesota — one of the foundational instruments of modern open abdominal surgery. The Mayo-Clinic tradition that produced the Mayo brothers, the Mayo stand, and the Mayo-Hegar needle holder also produced this retractor, and the Balfour has remained essentially unchanged in the 110+ years since.[1]
See also: Bookwalter, Perineal Bookwalter (Jordan / Brooke), Deaver, Richardson, Army-Navy.
References
1. Feliciano DV, DuBose JJ. "Donald Church Balfour (1882–1963) and the Balfour self-retaining abdominal retractor." Am Surg. 2022:31348221114522. doi:10.1177/00031348221114522
2. Qureshi SS, Tongaonkar HB, Shukla PJ, Mistry RC. "Indigenous and austere technique of self-retaining abdominal retraction for facilitating surgical exposure." J Surg Oncol. 2006;93(5):420–1. doi:10.1002/jso.20437
3. Alcalde JL, Guiloff E, Ricci P, Solà V, Pardo J. "Minilaparotomy hysterectomy assisted by self-retaining elastic abdominal retractor." J Minim Invasive Gynecol. 2007;14(1):108–12. doi:10.1016/j.jmig.2006.06.030
4. Pelosi MA II, Pelosi MA III. "Self-retaining abdominal retractor for minilaparotomy." Obstet Gynecol. 2000;96(5 Pt 1):775–8. doi:10.1016/s0029-7844(00)01016-4