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Kunoor Jain-Spangler

Associate Professor of Surgery
Surgery, Minimally Invasive Surgery

Selected Publications


Short-term impact of bariatric surgery on systemic inflammation in patients with asthma.

Journal Article Respir Med · December 2025 BACKGROUND: The systemic inflammatory environment in obesity contributes to increased asthma symptoms and diminished asthma control. Asthma patients that have undergone bariatric surgery report significant improvements in asthma symptoms and medication use ... Full text Link to item Cite

Impact of metal vs non-absorbable, polymer clips during laparoscopic cholecystectomy.

Journal Article Surg Endosc · April 2025 BACKGROUND: Titanium metal clips have classically been used to occlude the cystic artery and duct during laparoscopic cholecystectomy (LC). Non-absorbable, polymer clips are an alternative with a locking feature. There is limited research evaluating the ad ... Full text Link to item Cite

Current state of the definition and terminology related to weight recurrence after metabolic surgery: review by the POWER Task Force of the American Society for Metabolic and Bariatric Surgery.

Journal Article Surg Obes Relat Dis · July 2022 Bariatric surgery continues to be the most reliable treatment for the disease of obesity. Despite excellent results, some patients experience weight recurrence with or without concomitant recurrence of co-morbidities. There is currently no standard definit ... Full text Link to item Cite

Interventions for the Management of Post–Sleeve GERD

Journal Article Digestive Disease Interventions · September 2021 AbstractOver the last decade, sleeve gastrectomy (SG) has steadily gained popularity and has now become the most commonly performed bariatric procedure in the United States. It is technically less complex than Roux-en-Y gas ... Full text Cite

Analysis of Early Job Market Experiences and Perceptions Among Bariatric Surgery Fellowship Graduates and Bariatric Surgery Program Directors.

Journal Article Obes Surg · April 2021 PURPOSE: Over the past decade, an increasing number of bariatric surgeons are trained in fellowships annually despite only a modest increase in nationwide bariatric surgery volume. The study surveys the bariatric surgery job market trend in order to inform ... Full text Link to item Cite

Scars Matter: The Importance of Incision Decisions in Bariatric Patients.

Journal Article Obes Surg · April 2020 This study aims to determine if cosmetic outcomes play an important role for patients undergoing bariatric surgery, when considering a surgical approach. A video-animation describing open, conventional laparoscopic, and reduced incision magnetic assisted s ... Full text Link to item Cite

Magnetic Liver Retraction: an Incision-Less Approach for Less Invasive Bariatric Surgery.

Journal Article Obes Surg · March 2019 BACKGROUND: In bariatric surgery, retraction of the liver is essential to ensure appropriate visualization of the surgical field. Many devices are currently employed for this purpose. Generally, these devices require constant use of a port, or an additiona ... Full text Link to item Cite

Revisional Surgery Data and Guidelines

Chapter · January 1, 2019 The number of revisional bariatric operations performed has steadily increased from about 6% in 2012 to 14% in 2017. This chapter discusses the data currently available regarding the benefits of revisional bariatric surgery as well as morbidity and mortali ... Full text Cite

Tailoring Bariatric Surgery: Sleeve Gastrectomy, Roux-en-Y Gastric Bypass and Biliopancreatic Diversion with Duodenal Switch.

Journal Article J Laparoendosc Adv Surg Tech A · August 2018 BACKGROUND: A need exists to select the most appropriate bariatric operation for a particular patient. One-year data comparing sleeve gastrectomy (SG) to Roux-en-Y gastric bypass (RYGB) and biliopancreatic diversion with duodenal switch (BPD/DS) are sparse ... Full text Link to item Cite

Predictors of long-term success after laparoscopic Roux-en-Y gastric bypass in African-American women.

Journal Article Surg Obes Relat Dis · February 2016 BACKGROUND: Laparoscopic Roux-en-Y gastric bypass (LRYGB) provides sustained weight loss. However, short-term studies have suggested that African Americans (AAs) are not as successful as Caucasians (CAs) after LRYGB. OBJECTIVE: The present study was design ... Full text Link to item Cite

Conversion of vertical banded gastroplasty to stand-alone sleeve gastrectomy or biliopancreatic diversion with duodenal switch.

Journal Article J Gastrointest Surg · April 2013 INTRODUCTION: Vertical banded gastroplasty (VBG) originated as a simplified bariatric operation to avoid malabsorption and provide lasting results due to a fixed stoma. Short-term results were excellent (50-70 % excess weight loss); however, patients often ... Full text Link to item Cite

Evidence for a metabolic mechanism in the improvement of type 2 diabetes after sleeve gastrectomy in a rodent model.

Journal Article Surg Obes Relat Dis · 2013 BACKGROUND: Sleeve gastrectomy (SG) is at least as effective at producing weight loss as gastric banding but may be superior in producing remission of type 2 diabetes mellitus (T2DM). The objective of this study was to elucidate mechanisms of diabetes impr ... Full text Link to item Cite

Aberrant Obturator Artery: A Hidden Threat after Pelvic Fracture

Journal Article The American Surgeon™ · June 2011 Full text Cite

Differential expression of procollagen genes between mid- and late-gestational fetal fibroblasts.

Journal Article J Surg Res · September 2009 BACKGROUND: Previously, we have shown that cutaneous wounds in mid-gestational (E15) mice heal in a scarless manner with decreased procollagen 1 and increased procollagen 3 production compared with wounds in late-gestational (E18) mice, which heal with sca ... Full text Link to item Cite

Homeobox genes Hoxd3 and Hoxd8 are differentially expressed in fetal mouse excisional wounds.

Journal Article J Surg Res · July 2008 BACKGROUND: Cell signaling pathways underlying wound repair are under extensive investigation; however, there is still a poor understanding of the mechanisms orchestrating these processes. Hox genes, which are a subgroup of homeobox genes, encode for a fam ... Full text Link to item Cite