نتایج جستجو برای: cardiopulmonary

تعداد نتایج: 24460  

Journal: :Open journal of emergency medicine 2022

Cardiopulmonary resuscitation-induced consciousness (CPRIC) is increasingly being reported across the world. High quality cardiopulmonary resuscitation (CPR) may transiently generate sufficient cerebral perfusion to cause signs of during CPR which disappears on cessation CPR. Here we present case a 56-year-old male presenting with myocardial infarction that led cardiac arrest and initiation he ...

Journal: :Hypertension 1984
B Egan R Grekin H Ibsen K Osterziel S Julius

Although animal studies have shown that cardiopulmonary receptors regulate the release of antidiuretic hormone (ADH), human studies have produced conflicting results. Consequently, we studied 17 normal healthy men to determine the ADH response to selective unloading (decreased stretch) of cardiopulmonary low-pressure receptors by thigh cuff inflation in the supine position. Thigh cuff inflation...

Journal: :American journal of physiology. Regulatory, integrative and comparative physiology 1998
James W Butcher Julian F R Paton

We investigated the role of potassium conductances in the nucleus of the solitary tract (NTS) in determining the efficacy of the baroreceptor and cardiopulmonary reflexes in anesthetized rats. The baroreceptor reflex was elicited with an intravenous injection of phenylephrine to evoke a reflex bradycardia, and the cardiopulmonary reflex was evoked with a right atrial injection of phenylbiguanid...

Journal: :The International journal of artificial organs 2002
W G Kim W Y Lee B H Lee H S Cho

We have developed and report on a simplified cardiopulmonary bypass technique for experiments on implantable ventricular assist devices in calves. We used an electromechanical implantable ventricular assist device with a double cylindrical cam in three calves. Cannulas for the ventricular assist system were designed to be inserted between the left atrium and the descending aorta. We used the ou...

2011
Daryl Oakes Colleen G. Koch

Since 1953 when Dr. John Gibbons, Jr. and colleagues first successfully used cardiopulmonary bypass to perform an open mitral comissurotomy, the technology of the cardiopulmonary bypass (CPB) circuit and the physiologic management of patients during extracorporeal circulatory support have undergone a tremendous evolution. Despite major technologic advances and half a century of experience with ...

2018
Ali Al-Naji Javaan Chahl

Monitoring of cardiopulmonary activity is a challenge when attempted under adverse conditions, including different sleeping postures, environmental settings, and an unclear region of interest (ROI). This study proposes an efficient remote imaging system based on a Microsoft Kinect v2 sensor for the observation of cardiopulmonary-signal-and-detection-related abnormal cardiopulmonary events (e.g....

Journal: :Critical care medicine 2010
Shijie Sun Wanchun Tang Fengqing Song Tao Yu Giuseppe Ristagno Yi Shan Yinlun Weng Max Harry Weil

OBJECTIVE To investigate the effects of epinephrine when administered during either normothermic or therapeutic hypothermic cardiopulmonary resuscitation on postresuscitation myocardial and cerebral function and survival. DESIGN Prospective, randomized, placebo-controlled experimental study. SETTING University-affiliated animal research laboratory. SUBJECTS Thirty-two healthy male Sprague...

2017
Haitham Mutlak Christian Friedrich Weber Dirk Meininger Colleen Cuca Kai Zacharowski Christian Byhahn Richard Schalk

OBJECTIVE: The role of supraglottic airway devices in emergency airway management is highlighted in international airway management guidelines. We evaluated the application of the new generation laryngeal tube suction (LTS-II/LTS-D) in the management of in-hospital unexpected difficult airway and cardiopulmonary resuscitation. METHODS: During a seven-year period, patients treated with a laryn...

Journal: :The Annals of thoracic surgery 2010
Oliver J Liakopoulos Bradley S Allen Gerald D Buckberg Nikola Hristov Zhongtuo Tan J Pablo Villablanca Georg Trummer

BACKGROUND The purpose of this study was to determine (1) the role of emergency cardiopulmonary bypass (CPB) after prolonged cardiac arrest and failed cardiopulmonary resuscitation, and (2) the use of systemic hyperkalemia during CPB to convert intractable ventricular fibrillation (VF). METHODS Thirty-one pigs (34 +/- 2 kg) underwent 15 minutes of cardiac arrest after induced VF, followed by ...

2013
LH Moyes CJ McCaffer RC Carter GM Fullarton CK Mackay MJ Forshaw

INTRODUCTION An anaerobic threshold (AT) of <11 ml/min/kg can identify patients at high risk of cardiopulmonary complications after major surgery. The aim of this study was to assess the value of cardiopulmonary exercise testing (CPET) in predicting cardiopulmonary complications in high risk patients undergoing oesophagogastric cancer resection. METHODS Between March 2008 and October 2010, 10...

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