Learn about our
Weight Loss Surgery & Treatment Options
Nashville Surgical Associates offers the latest in minimally invasive and incisionless weight loss surgery. Led by prominent bariatric surgeon, Dr. Zachary Callahan, our team is proud to offer both state-of-the-art incisionless weight loss surgery as well as the traditional minimally invasive surgeries. Whether you are considering bariatric surgery for the first time, or if you are thinking about a revision—we can help! Learn more about our weight loss surgery and treatment options below.
Take the first step to begin your bariatric journey.
About our services
Weight Loss Surgery & Treatment Options
Below includes all our weight loss surgery and treatment options using either the latest incisionless techniques or the traditional minimally invasive procedures. Whether you are considering bariatric surgery for the first time or thinking about a revision, we can help! Message us or call us at 615.292.7708 with any questions or to request an appointment.
INCISIONLESS WEIGHT LOSS SURGERY
Endoscopic Sleeve Gastroplasty
- Incisionless
- Restrictive procedure reducing the size of the stomach.
- Results:
- ~50% excess body weight loss
- Improvements in quality of life, eating behaviors, and depression
Intragastric Balloon
- Incisionless
- Same-day discharge
- Results:
- ~27% excess body weight loss
TRADITIONAL WEIGHT LOSS SURGERY
Minimally Invasive Gastric Sleeve Gastrectomy
- Five port site incisions
- Restrictive procedure reducing the size of the stomach
- One night stay in the hospital
- Results:
- ~60% excess body weight loss
- Improvement in diabetes, high blood pressure, high cholesterol, sleep apnea, joint pain
Minimally Invasive Gastric Bypass
- Six port site incisions
- Restrictive and malabsorptive procedure reducing the size of the stomach and limiting the number of calories absorbed
- 1-2 night stay in the hospital
- Results:
- ~70% excess body weight loss
- Improvement in diabetes, high blood pressure, high cholesterol, sleep apnea, joint pain
Minimally Invasive Single Anastomosis Duodeno-Ileal Bypass
- Six port site incisions
- Restrictive and malabsorptive procedure reducing the size of the stomach and limiting the number of calories absorbed
- 1-2 night stay in the hospital
- Results:
- ~80-90% excess body weight loss
- Improvement in diabetes, high blood pressure, high cholesterol, sleep apnea, joint pain
Already had bariatric surgery? We can still help.
REVISIONAL WEIGHT LOSS SURGERY [Endoscopic Bypass Revision]
- Incisionless
- Restrictive procedure reducing the size of the stomach.
- Same day discharge
- Results:
- ~15% excess body weight loss
MINIMALLY INVASIVE SLEEVE TO DUODENAL SWITCH or SLEEVE TO BYPASS
- Six port site incisions
- Restrictive and malabsorptive procedure reducing the size of the stomach and limiting the number of calories absorbed.
- 1-2 night stay in the hospital
- Results:
- ~70-80% excess body weight loss
- Improvement in diabetes, high blood pressure, high cholesterol, sleep apnea, joint pain
Patient Testimonials
Dr. Shea is a very caring doctor and provides great care. He takes a lot of time and listens to vour concerns. Very attentive and caring with his patients.
-J. MOORE
Nashville Surgical Associates really makes you feel like family.
-G.B.