Surgical Techniques
 
Surgery is performed with the patient under general anesthesia. Intermittent compression devices are applied to the lower extremities. Dissection is performed under moderate hydration without producing the typical orange peel appearance on the abdominal flaps. It is my belief that excessive hydration could hinder the blood supply of the flaps. The pubic area is suctioned conservatively and only when this area is too bulky. Suction is performed with extreme caution to avoid compromising the blood supply of the flap.

Flap elevation is performed with incision of the U component of the abdominoplasty initially with a cold knife and then followed with electrocautery as the subcutaneous layer is reached. The larger vessels are suture ligated to avoid potential hematoma. The marked M component is matched against the lower incision (Figure 10). If any discrepancy exists, then the appropriate adjustments are made. It is better to leave a looser flap, which can be closed without tension, than to risk the chance of skin necrosis (local death of body tissue) due to excessive tension.

 
Figure 10. The M marking is matched against the U incision. Observe the navel already inset in its new position. Notice the hill of the M in relation to the point just above the old navel site (indicated by the forceps). Figure 11. The different size arrows show the differential tension in lifting the thigh skin. Also observe the lift of the pubis.
 
Abdominal muscle repair is performed after the abdominal flap is elevated. A large vertical ellipse from xiphoid to pubis is marked to perform the plication of the rectus muscle. Variations of the fascial closure can be made to suit the surgeon's preference and to address specific patient problems. Closure is performed with inverted suture material. The navel is inset in the new position in the abdominal wall in two layers with nonabsorbable suture material.

Trimming of the upper abdominal flap at the M component is usually performed before the muscle repair and navel insetting. The abdominal flap closure is done in three layers. An initial layered suture is placed in the midline to centralize the abdominal flap and avoid inadvertent shifting. Another key suture is placed midway between the midline and the end of the suture line where both components of the U-M meet. Before the rest of the closure is performed, two large suction drains are placed underneath the flaps and brought out through the pubic areas or the flanks. Abdominal flap closure is performed to the Scarpa's fascia layer to avoid depression of the suture line scar.

Next, the subdermis is approximated with several inverted sutures. If the patient has thin abdominal tissues, this might be closed with absorbable suture material to avoid potential extrusion of the nonabsorbable suture material. The skin is closed with subcuticular sutures. At the end of the surgical closure, the surgeon should observe the unfurling of the excess groin and thigh skin and the reshaping of the pubis (Figure 11). Dressing and a wellcontoured abdominal binder are applied. The abdominal binder is marked with two vertical lines for adjustments while the patient is in a supine (lying on the back with face upward) and standing position. Usually when the patient is in the standing position, the binder is tightened further.

 
Postoperative Management
Intravenous fluids and intravenous antibiotics are given for 24 hours and ambulation is started the next day. A clear liquid diet, which is started 3 days before surgery, is given for 3 or more days afterward. Supportive stockings and an intermittent compression device are used until full ambulation is achieved. The drains are advanced on the third or fourth postoperative day and removed by the fifth postoperative day. The subcuticular sutures are then removed between 10 and 14 days following surgery. Supportive tape at the suture line is used for several weeks.
 
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