Bariatric Surgery in Flagstaff

What Is Bariatric Surgery?

Bariatric surgery refers to procedures that change the size or function of the digestive system to support medical weight loss. These surgeries are generally considered for patients with severe obesity who have not achieved lasting results through nonsurgical methods.

At Flagstaff Surgical Associates, available bariatric procedures include gastric bypass and gastric sleeve surgery. Depending on the patient’s anatomy, health history, and surgical plan, a minimally invasive or robotic-assisted approach may be used.

Bariatric surgery is not a quick fix. It is one part of a long-term treatment plan that also includes nutrition, physical activity, follow-up care, and permanent lifestyle changes.

Gastric Bypass Surgery

Gastric bypass, also called Roux-en-Y gastric bypass, reduces the amount of food the stomach can hold and changes how food travels through the digestive tract.

During the procedure, the surgeon creates a small pouch from the upper portion of the stomach. This pouch is then connected to a lower section of the small intestine, allowing food to bypass most of the stomach and the first part of the small intestine.

Gastric bypass supports weight loss in two primary ways:

• The smaller stomach pouch limits how much food can be eaten at one time
• The altered digestive route reduces the absorption of some calories and nutrients

Because gastric bypass changes both stomach capacity and digestion, patients must follow lifelong nutritional guidelines and may need vitamin and mineral supplementation.

Gastric Sleeve Surgery

Gastric sleeve surgery, also called sleeve gastrectomy or vertical sleeve gastrectomy, removes a large portion of the stomach.

The remaining stomach is shaped like a narrow tube or sleeve. This smaller stomach limits food intake and may also affect hormones involved in hunger and appetite.

Unlike gastric bypass, gastric sleeve surgery does not reroute the intestines. However, it is still a permanent procedure because the removed portion of the stomach cannot be restored.

Potential benefits of gastric sleeve surgery may include:

• Significant long-term weight loss
• Reduced hunger for many patients
• No intestinal bypass
• Fewer absorption concerns than gastric bypass
• A minimally invasive surgical approach for qualifying patients

The appropriate procedure depends on the patient’s weight, medical conditions, digestive health, and treatment goals.

How Does Bariatric Surgery Support Weight Loss?

Bariatric surgery changes how much food a person can comfortably eat and, depending on the procedure, how nutrients and calories are absorbed.

A smaller stomach helps patients feel full after eating less. Some procedures also change digestive hormones that influence appetite, blood sugar regulation, and metabolism.

Weight loss still requires active participation from the patient. Surgery works best when combined with:

• Smaller, nutritionally balanced meals
• Regular physical activity
• Behavioral and lifestyle changes
• Routine medical follow-up
• Recommended vitamin and mineral supplements

The amount and pace of weight loss vary by procedure and patient.

Who May Qualify for Bariatric Surgery?

Bariatric surgery may be considered for adults with severe obesity, particularly when excess weight is causing or worsening serious medical conditions.

Candidates may include patients who:

• Have a body mass index of 40 or higher
• Have a body mass index of 35 or higher with an obesity-related health condition
• Have been unable to maintain weight loss through nonsurgical methods
• Are medically able to undergo surgery
• Understand the need for lifelong lifestyle changes
• Are prepared to attend follow-up visits and nutritional counseling

Eligibility is determined through a comprehensive evaluation. Insurance requirements may also vary.

Health Conditions Related to Obesity

Severe obesity can affect nearly every system in the body and increase the risk of serious chronic disease.

Conditions associated with obesity include:

• Type 2 diabetes
• High blood pressure
• Heart disease
• Stroke
• High cholesterol
• Severe sleep apnea
• Gastroesophageal reflux disease
• Joint pain and limited mobility
• Fatty liver disease
• Infertility
• Certain cancers

Patients whose weight contributes to nighttime breathing problems may also need evaluation for sleep apnea treatment in Flagstaff.

Successful weight loss may improve or reduce the severity of many obesity-related health conditions, although individual results vary.

Robotic-Assisted Bariatric Surgery

When appropriate, the surgeons at Flagstaff Surgical Associates may use the da Vinci® surgical system to perform bariatric procedures.

The robotic system provides magnified three-dimensional visualization and small instruments that move with a wide range of motion. The surgeon controls every movement from a console in the operating room.

Potential benefits of robotic-assisted surgery may include:

• Smaller incisions
• Enhanced surgical precision
• Reduced blood loss
• Less disruption to surrounding tissue
• Shorter hospital stays for some patients
• Faster recovery compared with open surgery

Robotic surgery is not appropriate for every patient. Learn more about robotic surgery in Flagstaff and how the technology is used for qualifying procedures.

Preparing for Bariatric Surgery

Preparation may include medical testing, nutritional counseling, psychological evaluation, and changes to diet or medication.

Before surgery, patients may be asked to:

• Complete blood tests and imaging
• Attend nutritional education appointments
• Lose a small amount of weight
• Stop smoking
• Adjust certain medications
• Begin vitamin supplementation
• Follow a preoperative diet
• Arrange help during the early recovery period

Following preparation instructions carefully can reduce surgical risks and support recovery.

Recovery After Bariatric Surgery

Recovery depends on the procedure performed and the patient’s overall health. Most patients stay in the hospital for a short period after surgery so the care team can monitor hydration, pain control, mobility, and digestive function.

Diet progresses gradually after surgery. Patients typically begin with liquids before advancing to pureed foods, soft foods, and eventually small portions of solid food.

Patients must eat slowly, chew thoroughly, and stop eating when full. Drinking fluids throughout the day is also important, but patients may need to avoid drinking during meals.

Temporary postoperative symptoms may include:

• Abdominal soreness
• Fatigue
• Nausea
• Changes in bowel habits
• Reduced appetite
• Difficulty adjusting to smaller meals

Patients receive individualized instructions regarding diet, wound care, medications, exercise, lifting restrictions, and follow-up appointments.

Nutrition After Bariatric Surgery

Because bariatric surgery changes food intake and, in some cases, nutrient absorption, long-term nutritional monitoring is essential.

Patients may need lifelong supplementation with:

• A bariatric multivitamin
• Vitamin B12
• Iron
• Calcium
• Vitamin D
• Other nutrients based on laboratory results

Regular blood testing helps identify deficiencies before they cause symptoms or complications.

Protein intake is also important because it supports healing, muscle maintenance, and healthy weight loss.

Possible Risks and Complications

All surgeries carry risks. Possible complications of bariatric surgery may include:

• Bleeding
• Infection
• Blood clots
• Leakage from a surgical connection or staple line
• Nutritional deficiencies
• Gallstones
• Ulcers
• Bowel obstruction
• Dumping syndrome after gastric bypass
• Weight regain

The surgeon reviews the risks and benefits of each procedure before treatment. Following dietary, medication, and follow-up recommendations can reduce the likelihood of some complications.

Long-Term Success After Weight-Loss Surgery

Bariatric surgery can be an effective tool, but lasting success requires long-term commitment.

Patients are encouraged to:

• Attend follow-up appointments
• Follow recommended portion sizes
• Choose nutrient-dense foods
• Exercise regularly
• Take prescribed supplements
• Avoid smoking
• Limit alcohol
• Seek support for emotional or behavioral challenges

Some patients experience weight regain when old habits return or medical factors interfere with progress. Ongoing care helps identify concerns early and supports lasting results.

For additional medical weight-management information, visit the Northern Arizona Healthcare Weight Management Clinic.

Bariatric Surgery FAQs