Myocardial Temperature Control
Myocardial Temperature Control - Related Videos
06:43
Esophageal Heat Transfer for Patient Temperature Control and Targeted Temperature Management
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Cited by 6 •
2017
This study presents a novel method to provide efficient patient temperature control for cooling or warming patients. A single use, triple lumen device is placed into the esophagus, analogous to a standard orogastric tube, and connects to existing heat exchange units to perform automatic patient temperature management.
06:09
Studying the Protein Quality Control System of D. discoideum Using Temperature-controlled Live Cell Imaging
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2016
The social amoebae Dictyostelium discoideum has recently been established as a system to study protein misfolding and proteostasis. Here, we describe a new imaging-based methodology to study temperature-induced protein aggregation and the cellular stress response in D. discoideum.
01:23
Physical Methods for Controlling Microbial Growth: Temperature
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2025
Heat is a widely used method to control microbial growth by targeting and denaturing cellular proteins, thereby killing or inactivating microbes. This method's effectiveness is quantified using parameters such as the thermal death point (TDP), thermal death time (TDT), and decimal reduction time (D value). TDP represents the lowest temperature at which all microorganisms in a liquid suspension are eliminated within 10 minutes, whereas TDT is the time necessary to achieve sterilization at a...
07:45
Acute Myocardial Infarction in Rats
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Cited by 103 •
2011
The rat model of acute myocardial infarction (AMI) is useful to study the consequence of a MI on cardiac pathophysiological and physiological function.
10:11
Temperature-Controlled Assembly and Characterization of a Droplet Interface Bilayer
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Cited by 1 •
2021
This protocol details the use of a feedback temperature-controlled heating system to promote lipid monolayer assembly and droplet interface bilayer formation for lipids with elevated melting temperatures, and capacitance measurements to characterize temperature-driven changes in the membrane.
FAQs
Cooling limits myocardial metabolic activity and oxygen demand, which helps the heart tolerate periods of reduced blood flow or cardiac arrest. This lowers the mismatch between tissue needs and available oxygen during surgical ischemia. The protective effect is most relevant when the myocardium cannot receive normal perfusion, helping preserve conditions for later restoration of cardiac function.
Temperature monitoring confirms that cooling and rewarming proceed in a controlled manner rather than relying on assumptions about tissue temperature. It also helps identify thermal gradients that could develop as circulation and cardiac activity are restored. In cardiac surgery, this information supports coordinated management of ischemic stress and contributes to safer recovery of myocardial function.
These approaches provide different ways to lower myocardial temperature during procedures requiring cardiac protection. Cardioplegic solutions deliver cooling through the surgical cardiac-management strategy, surface methods cool from outside the heart, and cardiopulmonary bypass supports temperature control while circulation is managed. Their shared purpose is to reduce metabolic activity and oxygen demand during temporary interruption of normal cardiac function.
Controlled rewarming helps restore myocardial temperature while limiting thermal gradients during reperfusion. This matters because the heart is transitioning from a protected, low-temperature state toward resumed circulation and function. Coordinating the rate and monitoring of rewarming supports more orderly recovery from ischemic stress and helps avoid temperature differences that could complicate myocardial protection.
For an operation requiring temporary cardiac arrest, the clinical team coordinates cooling with cardioplegic solutions, surface methods, cardiopulmonary bypass, or a combination of these approaches. Temperature is monitored throughout the protected interval, followed by controlled rewarming as circulation and cardiac function are restored. This sequence links myocardial preservation with management of ischemic stress and reperfusion.
Cardiopulmonary bypass is one of the approaches that can support cooling and rewarming while the heart is managed during surgery. Its role is therefore connected to temperature regulation as well as the broader coordination of cardiac arrest and recovery. Continuous temperature monitoring helps guide this process and supports efforts to limit thermal gradients during reperfusion.
The approach is especially relevant during cardiac procedures that require temporary cardiac arrest, including valve repair and coronary surgery. In these settings, controlled temperature changes help manage the myocardium while normal blood flow and cardiac activity are interrupted. Coordinated cooling and rewarming can reduce ischemic stress and contribute to safer recovery of cardiac function after the procedure.