scholarly journals A Study of body temperature during general anaesthesia

Author(s):  
Bernard Waltman ◽  
John W. Scott
2015 ◽  
Vol 50 (2) ◽  
pp. 119-124 ◽  
Author(s):  
G C Musk ◽  
R S Costa ◽  
J Tuke

2014 ◽  
Vol 38 (2) ◽  
pp. 100-107
Author(s):  
Areej Ali Atiyah

The present study was designed to evaluate the efficacy of diazepam-propofol-Ketamine protocol for induction of general anaesthesia in rabbits. The experiment was conducted on seventeen healthy male adult local rabbits weighting 0.9-1.5 kg. Rabbits were given protocol, Diazepam 1mg/kg B.W. by intramuscular injection then 15 minutes later propofol 10 mg/kg B.W. as bolus slow intravenous injection and ketamine 25 mg/kg BW by intramuscular injection. Several parameters included respiratory rate, body temperature and heart rate were recorded before injection of drugs and after giving the anesthetic protocol at 0, 5, 10, 15, 20, 30, 45, 60, 75 and 90 minutes. The results showed that the anaesthesia with diazepam, propofol and Ketamine protocol in rabbits was suitable as it produced reliable surgical anaesthesia, good analgesia and muscle relaxation with minimal changes on the wave morphology of the cardiac muscle.


2020 ◽  
Vol 99 (9) ◽  

Introduction: The aim of the study was to monitor changes in normothermia in patients undergoing surgery under general anaesthesia. Methods: Prospective, observational survey, where standardized, intentional observations, medical record statements and semi-structured interviews with patients and healthcare professionals were used for data collection. The group consisted of 95 patients, 18 years and older, undergoing surgery lasting 30 minutes and longer under general anaesthesia. The collection of data took place from October 2018 to March 2019 in operating theatres of the otorhinolaryngological department (40 patients), central operating theatres (55 patients), and in recovery rooms and intensive care units. Results: Perioperative hypothermia (body temperature below 36°C) was demonstrated in 11 (11.6%) patients. A temperature lower than comfortable body temperature (36.0–36.5°C) occurred in 47, i.e. almost half of the patients (49.5%), and no relationship was demonstrated between hypothermia and the value of the Body Mass Index. The duration of surgery and its effect on the decrease in body temperature was confirmed in patients operated on in the otorhinolaryngology theatres. A relationship was confirmed between hypothermia and the length of the surgery (correlation coefficient -0.452; p=0.003). Conclusion: The incidence of perioperative hypothermia was demonstrated in 11.6% patients. No relationship was demonstrated between BMI and the development of hypothermia in our patients. A record sheet proposal for monitoring perioperative body temperature was published.


Author(s):  
M. L. Zimny ◽  
A. C. Haller

During hibernation the ground squirrel is immobile, body temperature reduced and metabolism depressed. Hibernation has been shown to affect dental tissues varying degrees, although not much work has been done in this area. In limited studies, it has been shown that hibernation results in (1) mobilization of bone minerals; (2) deficient dentinogenesis and degeneration of alveolar bone; (3) presence of calculus and tears in the cementum; and (4) aggrevation of caries and pulpal and apical tooth abscesses. The purpose of this investigation was to study the effects of hibernation on dental tissues employing scanning electron microscopy (SEM) and related x-ray analyses.


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