Transcript Bariatric Surgery

Bariatric Surgery
Lauren Lim, Shaili Mehta, Lisa Yu
Overview
- Purpose: Weight Loss surgery
- Restricts the amount of food the stomach can
hold
-
Malabsorption of nutrients
-
Causes hormonal changes
- Used in cases of severe, unremediated obesity
- Mostly performed by minimally invasive
History
- 1950s - Jejunoileal Bypass
- First operations for the purpose of weight loss
- Many complications that resulted in the required reversal of the procedure
- 1960s - Gastric Bypass
- Developed by Drs. Mason and Ito
- Inspired from partial stomach removal for ulcers
- 1978 - Adjustable Gastric Band
When It’s Used
- BMI must be greater than 40
- BMI of 35-40 with conditions
such as high BP, diabetes,
asthma
- BMI of 30-35 with diabetes or
metabolic syndrome
Types
- Gastric Bypass (Roux-en-Y)
- stomach divided into two parts to create small stomach pouch and small intestine is brought up
to new stomach pouch
- Sleeve Gastrectomy
- removes approx. 75-80% of stomach, resulting in a sleeve-like/tube-like structure
- Adjustable Gastric Band
- slow consumption of food with an inflatable band around upper part of stomach
Diagram of Gastric Bypass (Roux-en-Y)
Esophagus
Bypassed portion of
stomach
New gastric pouch
Bypassed duodenum
Jejunum
Drawn by Lauren Lim
Diagram of Open Gastric Bypass Bariatric Surgery
Before Surgery
After Surgery
Pouch
Stomach
Staples divide
stomach
Flow of Food
Part of stomach and
duodenum is
bypassed
Jejunum
Duodenum
Jejunum
Drawn by Shaili Mehta
Diagram of Closed (Laparoscopic) Bariatric Surgery
10-12 mm
5mm for liver
retractor
10-12 mm
Camera
Drawn by Shaili Mehta
Effectiveness & Complications
Effectiveness:
Complications:
- Helps patients lose weight quickly
- Hemorrhage
- Treats Type II diabetes effectively
- Infection
- Psychological health improves
- Gastric Dumping Syndrome
- Improves high blood pressure
- Hernias (long term)
- Pneumonia
Works Cited
http://texasbariatricspecialists.com/lap-band-austin/?ibp-camp=TBS_googleppc&gclid=CjwKEAiA9c2BRC_vaaJ0Ybps30SJABlqxDenC2GpzC1Jhy2pK_GUyPtndnUTIIs_olY1DG03Py1mhoCkrLw_wcB
https://asmbs.org/patients/bariatric-surgery-procedures
http://www.obesityaction.org/obesity-treatments/bariatric-surgery
http://www.niddk.nih.gov/health-information/health-topics/weight-control/bariatric-surgery-severe-obesity/Pages/bariatric-surgery-for-severeobesity.aspx
http://www.hopkinsmedicine.org/healthlibrary/test_procedures/gastroenterology/bpdds_weight-loss_surgery_135,64/
http://www.webmd.com/diet/obesity/20110222/gastric-bypass-most-effective-weight-loss-surgery
https://asmbs.org/resources/story-of-obesity-surgery