Rectopexy without Mesh



Achille Lucio Gaspari and Pierpaolo Sileri (eds.)Updates in SurgeryPelvic Floor Disorders: Surgical Approach10.1007/978-88-470-5441-7_20
© Springer-Verlag Italia 2014


20. Rectopexy without Mesh



Steven D. Wexner  and Julie Ann M. Van Koughnett


(1)
Department of Colorectal Surgery, Cleveland Clinic Florida, Weston, Florida, USA

 



 

Steven D. Wexner



Abstract

Suture rectopexy is one of the most widely used abdominal approaches to the treatment of full-thickness rectal prolapse. Cutait is credited with the first description of suture rectopexy [1, 2]. It is a safe procedure with low morbidity and mortality [2, 3]. Other abdominal approaches have results that are comparable to suture rectopexy and are described elsewhere [3, 4]. Recurrence rates after suture rectopexy for prolapse have been consistently reported to be less than 10%, which are lower than reported for perineal approaches [5, 6]. Traditionally, suture rectopexy and other abdominal approaches such as mesh rectopexy have been used in relatively healthy patients. In older or frail individuals a perineal approach is more likely to be chosen, as the patient does not need to recover from an abdominal incision. This dogma has recently been challenged. In a review of the American College of Surgeons National Surgical Quality Improvement Participant data, suture rectopexy and other abdominal approaches were found to be safe and feasible in highrisk patients, including octogenarians and those with an American Society of Anesthesiologists score greater than 3 [2]. Technical factors may impact the success of suture rectopexy, such as the extent of rectal mobilization, choice of open or minimally invasive approach, and the decision to include colon resection as part of the surgical procedure.



20.1 Introduction


Suture rectopexy is one of the most widely used abdominal approaches to the treatment of full-thickness rectal prolapse. Cutait is credited with the first description of suture rectopexy [1, 2]. It is a safe procedure with low morbidity and mortality [2, 3]. Other abdominal approaches have results that are comparable to suture rectopexy and are described elsewhere [3, 4]. Recurrence rates after suture rectopexy for prolapse have been consistently reported to be less than 10%, which are lower than reported for perineal approaches [5, 6]. Traditionally, suture rectopexy and other abdominal approaches such as mesh rectopexy have been used in relatively healthy patients. In older or frail individuals a perineal approach is more likely to be chosen, as the patient does not need to recover from an abdominal incision. This dogma has recently been challenged. In a review of the American College of Surgeons National Surgical Quality Improvement Participant data, suture rectopexy and other abdominal approaches were found to be safe and feasible in highrisk patients, including octogenarians and those with an American Society of Anesthesiologists score greater than 3 [2]. Technical factors may impact the success of suture rectopexy, such as the extent of rectal mobilization, choice of open or minimally invasive approach, and the decision to include colon resection as part of the surgical procedure.


20.2 Surgical Approach


Suture rectopexy may be approached by open or minimally invasive techniques. The patient is placed in a modified lithotomy position. The open technique incision may be lower midline or Phannensteil. Laparoscopically, bilateral ports are required. The sigmoid colon and rectum are first identified and assessed for redundancy. The ureters must be identified and avoided during dissection. The peritoneal reflection is incised and rectal dissection is performed. The rectum is mobilized posteriorly through the avascular plane, with care taken to avoid hypogastric nerve injury and bleeding. A deep posterior rectal dissection to the level of the pelvic floor is important. Once posteriorly mobilized, lateral dissection of the rectum is done to the level of the lateral stalks. The lateral ligaments may or may not be divided, and the choice to divide the lateral ligaments is discussed later in this chapter. The rectum is then sutured to the sacral promontory using nonabsorbable sutures. One to three sutures are placed on each side, tacking the lateral rectal ligaments to the presacral fascia bilaterally. Great care must be taken not to penetrate the rectum with the sutures. If a resection is included, the rectopexy sutures should be placed several centimeters distal to the anastomosis to help avoid angulation of the anastomosis. In addition, the splenic flexure, inferior mesenteric artery and vein, and superior rectal artery and vein are preserved. Flexible endoscopy is performed to assess the anastomosis and as part of an air leak test after creation of the anastomosis. After verification of anastomotic integrity, the rectopexy sutures are tied and then endoscopy and air testing are repeated to ensure that the rectal lumen has not been narrowed by the rectopexy sutures. Although some angulation is expected, if stenosis is noted one or more of the rectopexy sutures should be removed and the endoscopy repeated.


20.2.1 Minimally Invasive Techniques


As with many operations, minimally invasive approaches have been developed for suture rectopexy for rectal prolapse. Laparoscopic rectopexy has been shown to have favorable results, with recurrence and complication rates comparable to open rectopexy in numerous prospective studies [710]. A recent meta-analysis found no significant difference in recurrence, as well as postoperative constipation and incontinence [5]. However, all of these studies have included relatively few patients. A Cochrane review of the literature concluded that no one technique of rectopexy is superior, with very few high-quality randomized studies available [3]. It is clear that laparoscopic rectopexy is safe, has good outcomes, and may be offered to patients requiring rectopexy [11]. As laparoscopy continues to grow in its use in colorectal surgery, more and more surgeons will likely offer their preferred method of rectopexy (suture or mesh) through a laparoscopic approach to facilitate faster recovery. More recently, the robotic platform has been used for suture rectopexy. In a small study of six patients, robotic-assisted rectopexy was found to be safe, with low morbidity, and no short-term recurrence [12]. Early experiences have found that the robotic approach is more expensive and takes longer than laparoscopic rectopexy [12, 13]. The robotic approach may potentially facilitate the suturing portion of the procedure through the use of the articulating instruments with their additional degrees of freedom compared to laparoscopic instruments. This feature may be especially helpful for those surgeons who do not perform frequent laparoscopic suturing and feel they are not facile with laparoscopic rectopexy. More long-term data are needed on the outcomes, cost effectiveness, and feasibility of robotic-assisted suture rectopexy.


20.2.2 Bowel Resection and Rectopexy (Frykman-Goldberg Procedure)


The practice of performing a bowel resection in addition to a suture rectopexy is sometimes utilized, especially in the setting of rectal prolapse combined with constipation. This is known as the Frykman-Golberg procedure [14]. Both anterior resection and sigmoid resection, along with rectopexy, have been described in an effort to reduce redundancy and possible torsion of the sigmoid colon, and to achieve a straighter colon with the intact splenic flexure providing an additional point of fixation. These proposed benefits have not been consistently borne out in the literature, with similar recurrence rates when compared to rectopexy alone [15, 16]. In the setting of severe constipation, resection of redundant colon does appear to be associated with reduction in constipation. Prospective studies have shown that laparoscopic and open resection combined with rectopexy are followed by significant improvement in constipation in select patients, but only one of these studies compared rectopexy alone with rectopexy plus resection [1618]. In general, a resection may be appropriate in patients left with significant potential redundancy of the sigmoid colon following rectopexy, putting them at risk for volvulus or kinking of the bowel above the rectopexy fixation point; this might lead to continued constipation.

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Mar 18, 2017 | Posted by in UROLOGY | Comments Off on Rectopexy without Mesh

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