Endoscopes for examining the interior of the duodenum.

Combined use of choledochoscope and duodenoscope in treatment of bile peritonitis after removal of T-tube. (1/8)

BACKGROUND: Biliary leakage after removal of a T-tube has significant morbidity and mortality. Its etiology is multifactorial. The treatment and outcome of this complication vary. In the present study we evaluated the procedures and efficacy of combined use of choledochoscope and duodenoscope in the treatment of bile peritonitis after T-tube removal. METHODS: The procedures and results of 11 cases of biliary leakage after removal of T-tube who had been treated from January 1998 to June 2004 by combined use of choledochoscope and duodenoscope were analyzed retrospectively. RESULT: After the treatment, 9 patients were cured, and 2 were reoperated on and cured. CONCLUSIONS: Biliary leakage after removal of T-tube can be cured successfully by combined use of choledochoscope and duodenoscope. Importantly, the method is simple, effective and safe, and mostly reoperation can be avoided.  (+info)

Double balloon endoscopy increases the ERCP success rate in patients with a history of Billroth II gastrectomy. (2/8)

AIM: To evaluate the effect of double balloon endoscope (DBE) on the endoscopic retrograde cholangiopancreatography (ERCP) success rate in patients with a history of Billroth II (B II) gastrectomy. METHODS: From April 2006 to March 2007, 32 patients with a B II gastrectomy underwent 34 ERCP attempts. In all cases, the ERCP procedures were started using a duodenoscope. If intubation of the afferent loop or reaching the papilla failed, we changed to DBE for the ERCP procedure (DBE-ERCP). We assessed the success rate of afferent loop intubation, reaching the major papilla, selective cannulation, possibility of therapeutic approaches, procedure-related complications, and the overall success rate. RESULTS: Among the 32 patients with a history of B II gastrectomy, the duodenoscope was successfully passed up to the papilla in 22 patients (69%), and cannulation was successfully performed in 20 patients (63%). Six patients (2 with failure in afferent loop intubation and 4 with failure in reaching the papilla) underwent DBE-ERCP. The DBE reached the papilla in all the 6 patients (100%) and selective cannulation was successful in 5 patients (83%). Four patients (67%) who had common bile duct stones were successfully treated. One patient underwent diagnostic ERCP only and the other one, in whom selective cannulation failed, was diagnosed with papilla cancer proven by biopsy. There were no complications related to the DBE. The overall ERCP success rate increased to 88% (28/32). CONCLUSION: The overall ERCP success rate increases with DBE in patients with a previous B II gastrectomy.  (+info)

Control of a multi-hospital outbreak of KPC-producing Klebsiella pneumoniae type 2 in France, September to October 2009. (3/8)

An outbreak of Klebsiella pneumoniae carbapenemase (KPC)-producing Klebsiella pneumoniae type 2 was detected in September 2009 in two hospitals in a suburb south of Paris, France. In total, 13 KPC-producing K. pneumoniae type 2 cases (four with infections and nine with digestive-tract colonisations) were identified, including a source case transferred from a Greek hospital. Of the 13 cases, seven were secondary cases associated with use of a contaminated duodenoscope used to examine the source case (attack rate: 41%) and five were secondary cases associated with patient-to-patient transmission in hospital. All isolated strains from the 13 patients: (i) exhibited resistance to all antibiotics except gentamicin and colistin, (ii) were more resistant to ertapenem (minimum inhibitory concentration (MIC) always greater than 4 mg/L) than to imipenem (MIC: 1-8 mg/L, depending on the isolate), (iii) carried the blaKPC-2 and blaSHV12 genes and (iv) had an indistinguishable pulsed-field gel electrophoresis (PFGE) pattern. These cases occurred in three hospitals: some were transferred to four other hospitals. Extended infection control measures implemented in the seven hospitals included: (i) limiting transfer of cases and contact patients to other wards, (ii) cohorting separately cases and contact patients, (iii) reinforcing hand hygiene and contact precautions and (iv) systematic screening of contact patients. Overall, 341 contact patients were screened. A year after the outbreak, no additional case has been identified in these seven hospitals. This outbreak emphasises the importance of rapid identification and notification of emerging highly resistant K. pneumoniae strains in order to implement reinforced control measures.  (+info)

Application of a wire-guided side-viewing duodenoscope in total esophagectomy with colonic interposition. (4/8)

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Entering the duodenal diverticulum: a method for cannulation of the intradiverticular papilla. (5/8)

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Efficacy of cap-assisted endoscopy for routine examining the ampulla of Vater. (6/8)

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Palliative treatment of obstructive jaundice by transpapillary introduction of large bore bile duct endoprosthesis. (7/8)

The endoscopic techniques for introducing a large calibre (3.2 mm) biliary endoprosthesis to relieve jaundice are described. In 45 patients such an endoprosthesis was successfully introduced. The median survival time in 18 patients was 41 days (range three to 187). Twenty-six patients are still alive after a median of 28 days (range seven to 244). One patient had a surgical bypass after 24 days. Short-term complications were cholangitis and fever in 11 patients. Late complications were recurrent jaundice in four, upward migration of the endoprosthesis in two, and clogging of the endoprosthesis in one patient. The risk of cholangitis, which used to be a major problem with transpapillary introduced prostheses of smaller calibre, seems definitely diminished by using one with a large calibre.  (+info)

Diagnostic and therapeutic push type enteroscopy in clinical use. (8/8)

This study describes small bowel push enteroscopy in routine clinical practice, using a purpose designed instrument (Olympus SIF-10). Fifty six patients had a total of 60 procedures over a two and a half year period. The median (range) depth of small intestine intubated was 45 (15-90) cm. Procedure time varied from 10-45 minutes. Most enteroscopies were performed during routine gastroscopy lists. The technique was comparatively easy for experienced endoscopists to learn. Forty two procedures were for diagnostic purposes. Eleven patients had gastrointestinal bleeding where the source was obscure, or where early investigations had suggested a small bowel source: a specific diagnosis was made in 45% of these cases. Of seven iron deficient anaemic patients using non-steroidal anti-inflammatory drugs (NSAIDs), only one had a lesion detected in the upper small bowel. Nine patients had abnormal small bowel barium studies. Small bowel abnormalities were seen in six cases and were definitively diagnostic in three of these; in three patients the barium study appearances were confirmed as artefact. Fifteen patients were investigated for abdominal symptoms suggesting small bowel obstruction or malabsorption: a diagnosis was made in five cases. Fifteen patients underwent enteroscopy for therapeutic purposes, including successful treatment of difficult enteral feeding problems by nasojejunal tubes or by cutaneous endoscopic jejunostomies, polypectomy for Peutz-Jeghers syndrome, and dilatation of strictures. Additionally, bleeding lesions detected in patients during investigation of anaemia were successfully treated at the time by YAG laser or bipolar diathermy. In conclusion, push enteroscopy is a practical and valuable clinical service, which should probably become available on a subregional basis.  (+info)

A duodenoscope is a type of endoscope that is used for performing minimally invasive diagnostic and therapeutic procedures in the gastrointestinal tract, specifically in the duodenum, which is the first part of the small intestine. The duodenoscope is a flexible tube with a camera and a light at its tip, allowing physicians to visualize the inside of the duodenum and surrounding organs. It also has channels that can deliver therapies or enable the removal of tissue samples for biopsy. Duodenoscopes are commonly used in procedures such as endoscopic retrograde cholangiopancreatography (ERCP), which involves the examination and treatment of the bile and pancreatic ducts.

"Design of Endoscopic Retrograde Cholangiopancreatography (ERCP) Duodenoscopes May Impede Effective Cleaning: FDA Safety ...
Medwatch ED-530XT Duodenoscopes by FUJIFILM Medical Systems, U.S.A.: Safety Communication - FUJIFILM Medical Systems Validates ... The FDA issued a safety communication "Design of ERCP Duodenoscopes May Impede Effective Cleaning" in February 2015, which was ... U.S. FDA, 23 December 2015, retrieved 5 January 2016 "The FDA is Recommending Transition to Duodenoscopes with Innovative ... "Design of Endoscopic Retrograde Cholangiopancreatography (ERCP) Duodenoscopes May Impede Effective Cleaning: FDA Safety ...
A total of 179 people were exposed to the bacteria via two duodenoscopes which were not disinfected sufficiently. The outbreak ...
Infections were linked to duodenoscopes, an endoscope used during a gastroenterology procedure called ERCP that enters the ...
... duodenoscopes MeSH E07.230.220.260.260 - esophagoscopes MeSH E07.230.220.260.320 - gastroscopes MeSH E07.230.220.260.680 - ... duodenoscopes MeSH E07.858.240.260.260 - esophagoscopes MeSH E07.858.240.260.320 - gastroscopes MeSH E07.858.240.260.680 - ...

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