Nitinol coil esophageal prosthesis: advantages of removable self-expanding metallic stents

1996 ◽  
Vol 43 (2) ◽  
pp. 155-160 ◽  
Author(s):  
Andrew M. Axelrad ◽  
David E. Fleischer ◽  
Mario Gomes
2004 ◽  
Vol 171 (4S) ◽  
pp. 390-390
Author(s):  
David E. Rapp ◽  
Brett A. Laven ◽  
Gary D. Steinberg ◽  
Glenn S. Gerber

1994 ◽  
Vol 31 (1) ◽  
pp. 35 ◽  
Author(s):  
Yo Won Choi ◽  
Yong Soo Kim ◽  
Seok Chol Jeon ◽  
Chang Kok Hahm ◽  
Chul Seung Choi

2016 ◽  
Vol 25 (2) ◽  
pp. 249-252 ◽  
Author(s):  
Gabriel Constantinescu ◽  
Vasile Şandru ◽  
Mădălina Ilie ◽  
Cristian Nedelcu ◽  
Radu Tincu ◽  
...  

Progressive esophageal carcinoma can infiltrate the surrounding tissues with subsequent development of a fistula, most commonly between the esophagus and the respiratory tract. The endoscopic placement of covered self-expanding metallic stents (SEMS) is the treatment of choice for malignant esophageal fistulas and should be performed immediately, as a fistula formation represents a potential life-threatening complication. We report the case of a 64-year-old male diagnosed with esophageal carcinoma, who had a 20Fr surgical gastrostomy tube inserted before chemo- and radiotherapy and was referred to our department for complete dysphagia, cough after swallowing and fever. The attempt to insert a SEMS using the classic endoscopic procedure failed. Then, a fully covered stent was inserted, as the 0.035” guide wire was passed through stenosis retrogradely by using an Olympus Exera II GIF-N180 (4.9 mm in diameter endoscope) via surgical gastrostomy, with a good outcome for the patient. The retrograde approach via gastrostomy under endoscopic/fluoroscopic guidance with the placement of a fully covered SEMS proved to be the technique of choice, in a patient with malignant esophageal fistula in whom other methods of treatment were not feasible. Abbreviations: ERCP: endoscopic retrograde cholangio-pancreatography; GI: gastrointestinal; SEMS: self-expandable metallic stents.


2019 ◽  
Vol 12 ◽  
pp. 263177451986778 ◽  
Author(s):  
Tomazo Franzini ◽  
Vitor M.T. Sagae ◽  
Hugo G. Guedes ◽  
Paulo Sakai ◽  
Daniel R. Waisberg ◽  
...  

Background and aims: Post liver transplant biliary anastomotic strictures have traditionally been treated with balloon dilation and multiple plastic stents. Fully covered self-expandable metallic stents may be used as an initial alternative or after multiple plastic stents failure. Refractory strictures can occur in 10–22% and require revisional surgery. Alternatively, cholangioscopy allows direct visualization and therapeutic approaches. We aimed to assess the feasibility, safety, and efficacy of balloon dilation combined with cholangioscopy-guided steroid injection for the treatment of refractory anastomotic biliary strictures. Methods: Three post-orthotopic liver transplant patients who failed standard treatment of their biliary anastomotic strictures underwent endoscopic retrograde cholangiopancreatography with balloon dilation followed by cholangioscopy-guided steroid injection at a tertiary care center. Patients had follow-up with images and laboratorial tests to evaluate for residual stricture. Results: Technical success of balloon dilation + cholangioscopy-guided steroid injection was achieved in all patients. Cholangioscopy permitted accurate evaluation of bile ducts and precise localization for steroid injection. No adverse events occurred. Mean follow-up was 26 months. Two patients are stent free and remain well in follow-up, with no signs of biliary obstruction. No further therapeutic endoscopic procedures or revisional surgery were required. One patient did not respond to balloon dilation + cholangioscopy-guided steroid injection after 11 months of follow-up and required repeat balloon dilation of new strictures above the anastomosis. Conclusion: Cholangioscopy-guided steroid injection combined with balloon dilation in the treatment of refractory post liver transplant strictures is feasible and safe. This method may be used as a rescue alternative before surgical approach. Randomized controlled trials comparing balloon dilation + cholangioscopy-guided steroid injection to fully covered self-expandable metallic stents are needed to determine the role of this treatment for anastomotic biliary strictures.


2017 ◽  
Vol 167 (9) ◽  
pp. 642 ◽  
Author(s):  
Xin-Lin Zhang ◽  
Qing-Qing Zhu ◽  
Li-Na Kang ◽  
Xue-Ling Li ◽  
Biao Xu

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