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Intraoperative hypothermia anesthesia
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Perioperative Hypothermia Maintaining normal core body temperature (normothermia) in patients within perioperative environments is both a challenging and important aspect to ensure patient safety, comfort and positive surgical outcomes (Tanner, 2011; Wu, 2013; Lynch, Dixon & Leary, 2010). Normorthermia is defined as temperatures from 36C to 38C, and is maintained through thermoregulation which is the balance between heat loss and heat gain (Paulikas, 2008). When normothermia is not maintained within the perioperative environments, and the patient’s core body temperature drops below 36C, they are at risk of developing various adverse consequences due to perioperative hypothermia (Wagner, 2010). Perioperative hypothermia is classified into three …show more content…
This essay will discuss the risks for patients during the preoperative, intraoperative and postoperative stages of the perioperative journey and how both patients and healthcare professionals involved in the perioperative stages can work together to prevent perioperative hypothermia.
There are numerous risks for a patient during the preoperative stage of the perioperative journey. All patients undergoing a surgical procedure are at risk of developing perioperative hypothermia, although there are various factors which also further increase an individual’s susceptibility (Burger & Fitzpatrick, 2009). An individual’s body type can cause them more susceptible to heat loss during the perioperative period. The patient’s nutritional state and being malnourished, if the individual is female and is of low body weight therefore a high ratio of body surface area to weight and limited insulation to prevent heat loss, these are all factors which negatively affect heat loss and therefore increasing the individual’s risk of perioperative hypothermia (Lynch et al.,
Inadvertent perioperative hypothermia is a common anesthesia-related complication with reported prevalence ranging from 50% to 90%.(ref 3,4 of 4) The clinical consequences of perioperative hypothermia include tripling the risk of morbid myocardial outcomes and surgical wound infections, increased blood loss and transfusion requirements, and prolonged recovery and hospitalization.(ref 5)
This essay describes how the anaesthetic machine and airway management equipment are prepared in operating theatres and discusses how they are ensured safe for use. It evaluates the Association of Anaesthetists of Great Britain and Ireland (AAGBI) guidelines related to safe practice and the preparation of the ET tubes, laryngeal masks, guedels, Naso pharyngeal airways and the laryngoscope. The function of the anaesthetic workstation is to deliver a mixture of anaesthetic agents and gases safely to the patient during the induction process and throughout surgery. In addition, it also provides ventilation to support breathing and monitors the patient’s vital signs to minimise the anaesthetic risks to the patient whilst in the care of health professionals. The pre-use check is vital to patient safety as an inadequate check of the anaesthetic machine or airway management equipment can and does lead to significant harm of the patient including mortality (Medicines and Healthcare Products Regulatory Agency (MHRA), 2008 and Magee, 2012).
Targeted Temperature Management at 33 degree versus 36 degree after Cardiac Arrest (Neilsen et al)
The first was to see how long it would take to lower body temperature, and the next to decide how best to resuscitate a frozen victim. The doctors submerged a naked victim in an icy vat of water. They would insert an insulated thermometer into the victim’s rectum in order to monitor his or her body temperature. The icy vat proved to be the fastest way to drop the body’s temperature. Once the body reached 25 degrees Celsius, the victim would usually die.
Hypothermia is a common problem in surgical patients. Up to 70% of patients experience some degree of hypothermia that is undergoing anesthetic surgery. Complications include but are not limited to wound infections, myocardial ischemia, and greater oxygen demands. The formal definition of hypothermia is when the patient’s core body temperature drops below 36 degrees Celsius or 98.6 degrees Fahrenheit. Thus, the purpose of the paper is to synthesize what studies reveal about the current state of knowledge on the effects of pre-operative warming of patient’s postoperative temperatures. I will discuss consistencies and contradictions in the literature, and offer possible explanations for the inconsistencies. Finally I will provide preliminary conclusions on whether the research provides strong evidence to support a change in practice, or whether further research is needed to adequately address your inquiry.
Ignatavicius, D. D., & Workman, M. L. (2013). Care of Intraoperative Patients. Medical-surgical nursing: patient-centered collaborative care (7th ed.). St. Louis: Elsevier.
problems within the specific ion channels known to cause the disease. The goal of the
These days muscle pain and spasms have become the most common complaint of many working men and women. To avoid this pain most of them rely upon spa’s to lessen their pain. One of the main techniques used in the spa’s to reduce muscle pain is heat therapy. This nonpharmacological technique helps in reducing the muscle pain as it vasodilates the muscle causing the blood flow to increase at the site of inflammation or injury (Mohammadpour et al. 2014). Due to an increase in the blood supply, the oxygen levels also rise which reduces the amount of inflammatory facilitators and triggers heat shock proteins. With the latest rehabilitation benefits, heat therapy is being used for curing many problems because of its positive feedback.
Have you ever wondered why you have no feeling during surgery? The reasoning behind this is a doctor called an anesthesiologist. For those who are wondering who they are and what they do, anesthesiologists are doctors who, after completing many years of school and training, work many hours to make sure patients feel no pain during surgery, and earn a good salary along with good benefits.
The company provides innovative solutions to combat postoperative conditions such as hypothermia. Medical research indicates that 60 to 80 percent of all postoperative recovery room patients are clinically hypothermic. Hypothermia is caused by a patient’s exposure to cold operating room temperatures that are required by surgeons to control infection, and for the personal comfort of the surgeon. Hypothermia can also be a result of heat loss due to evaporation of the fluids used to scrub patients, evaporation from exposed bowel, and breathing of dry anesthetic gases. Dr. Augustine’s personal experience in the operating room convinced him that there was a need for a new system to warm patients after surgery.
Westhead, C. (2007). Perioperative Nursing Management of the Elderly Patient. Canadian Operating Room Nursing Journal, 25(3), 34-41. Retrieved from http://gateway.library.qut.edu.au/login?url=http://search.proquest.com.ezp01.library.qut.edu.au/docview/274594603?accountid=13380.
Anaesthesia should not be induced unless the patient is normothermic. If the patient is already hypothermic pre-induction, the thermal effect associated with anaesthesia will only exacerbate the thermal imbalance; therefore, active warming should be given. This also applies to patients who are identified high-risk or when their expected surgery time is greater than thirty minutes (John & Harper, 2014). At this stage, temperature should be monitored every half an hour until the surgery finishes (John & Harper,
Retrieving a correct temperature reading should always be the aim of whoever is taking the measurements; however, accurate measurements are particularly important in certain cases. The standard way in which temperature is used is as a basis of comparison for future readings to be compared against, this means that healthcare providers can monitor patient’s temperature and how treatment, activity or other factors may affect them. It is essential that before, during and after blood transfusions temperature is monitored as change in temperature is one of the first signs of a reaction. Patients undergoing operative procedures must have their temperature carefully monitored as the body is less able to physically alter its temperature, due to being
The patient has high temperature, and extreme sweating as well as visible chills on body.
The role of the nurse in the preoperative area is to determine the patient’s psychological status to help with the use of coping during the surgery process. Determine physiologic factors directly or indirectly related to the surgical procedure that may cause operative risk factors. Establish baseline data for comparison in the intraoperative and postoperative period. Participate in the identification and documentation of the surgical site and or side of body on which the procedure is to be performed. Identify prescription drugs, over the counter, and herbal supplements that are taken by the patient that may interact and affect the surgical outcome. Document the results of all preoperative laboratory and diagnostic tests in the patient’s record