Investigators include the patients who need painless invasive endoscopic procedure, investigators collect the demographic data and apply the non-invasive device ICON on participants during the who procedure.
Invasive endoscopy procedure including Endoscopic Retrograde Cholangio-Pancreatography (ERCP), endoscopic ultrasound guided fine needle aspiration (EUS-FNA), Endoscopic Retrograde Biliary Drainage (ERBD) and others is more and more popular which become the standard treatment before surgical intervention. However; the elder group who need this procedure is getting more common. The painless endoscopic sedation for elder group who has more comorbidity is not easy. During the procedure, the investigators found that the anticholinergic medication-buscopam which in order to suppress intestine mobilization can cause obvious tachycardia. Tachycardia makes the stroke volume decrease which enhance the perioperative hypotension, and the vasodilation effect of the analgesics make it worse. Investigators are trying to find the non-invasive predictor of perioperative hypotension in geriatric group. Investigators collected the patients who need painless endoscopic invasive procedure, investigators will record their hemodynamic data including estimated cardiac output (CCO)，index of contractility (ICON)，NBP，HR，and saturation. Investigators also add the evaluation of frailty to evaluate the relationship between frailty and perioperative complications.
Study Type
OBSERVATIONAL
Enrollment
200
A non-invasive monitor for estimating patient's heart contractility and cardiac output by the change of thoracic electrical bioimpedance.
National Taiwan University Hospital
Taipei, Taiwan
ICON decrease 40%
estimated index of contractility decrease 40%
Time frame: during the painless procedure
perioperative hypotension 40%
BP decrease 40%
Time frame: during the painless procedure
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