Pressure-relief Diaphragm
Pressure-relief Diaphragm - Related Videos
07:12
Diagnostic Ultrasound Imaging of Mouse Diaphragm Function
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Cited by 7 •
2014
Diagnostic ultrasound imaging has proven to be effective in diagnosing various respiratory diseases in human and animal subjects. We demonstrate a comprehensive ultrasound protocol utilized by Dr. Zuo's lab to analyze diaphragm kinetics specifically in mouse models. This is also a non-invasive research technique which can provide quantitative information on mouse respiratory muscle function.
09:43
Functional and Morphological Assessment of Diaphragm Innervation by Phrenic Motor Neurons
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Cited by 16 •
2015
Compound muscle action potential recording quantitatively assesses functional diaphragm innervation by phrenic motor neurons. Whole-mount diaphragm immunohistochemistry assesses morphological innervation at individual neuromuscular junctions. The goal of this protocol is to demonstrate how these two powerful methodologies can be used in various rodent models of spinal cord disease.
07:26
Synthesis and Microdiffraction at Extreme Pressures and Temperatures
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Cited by 5 •
2013
The laser heated diamond anvil cell combined with synchrotron micro-diffraction techniques allows researchers to explore the nature and properties of new phases of matter at extreme pressure and temperature (PT) conditions. Heterogeneous samples can be characterized in situ under high pressure by 2D mapping and combined powder, single-crystal and multigrain diffraction approaches.
02:48
Fluorescence Imaging of Calcium Dynamics at Neuromuscular Junctions in the Diaphragm of a Transgenic Mouse
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2025
Source: Heredia, D. J., et. al. Ex Vivo Imaging of Cell-specific Calcium Signaling at the Tripartite Synapse of the Mouse Diaphragm. J. Vis. Exp. (2018) This video demonstrates fluorescence imaging of calcium dynamics at neuromuscular junctions (NMJs) in a transgenic mouse expressing genetically encoded calcium indicators. A NJM is identified by fluorescently tagged acetylcholine receptors in the diaphragm with the phrenic nerve. An image splitter is used to visualize multiple signals...
05:51
Measuring Diaphragm Thickness and Function Using Point-of-Care Ultrasound
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Cited by 9 •
2023
Diaphragm thickness and function can be assessed in healthy individuals and critically ill patients using point-of-care ultrasound. This technique offers an accurate, reproducible, feasible, and well-tolerated method for evaluating diaphragm structure and function.
FAQs
The pressure difference across the membrane is the controlling variable. As that difference rises beyond the design threshold, the diaphragm may deflect, trigger a relief mechanism, or rupture, depending on its design. Each response creates or opens a controlled flow path, allowing pressure reduction before excessive loading produces structural damage, leaks, or hazardous equipment failure.
Material, thickness, and geometry determine how the diaphragm responds to pressure and operating conditions. These characteristics must match the required set pressure while remaining suitable for the system’s temperature and chemical exposure. Their combined selection controls whether the membrane deflects predictably, actuates associated relief hardware, or ruptures as intended.
Repeated pressure changes can influence diaphragm reliability because the membrane must withstand the system’s loading pattern as well as its peak pressure. Cyclic loading is therefore an explicit design consideration alongside temperature and chemical exposure. Accounting for it helps engineers select a configuration that supports consistent pressure protection during recurring operating conditions.
Selection begins with the equipment’s operating conditions and required set pressure. Engineers then consider the diaphragm’s material, thickness, and geometry in relation to temperature, chemical exposure, and cyclic loading. Matching these properties to the vessel, pipeline, or other protected system helps establish a controlled relief response and reduces the likelihood of damage or leakage.
These devices are applied to vessels, pipelines, and other equipment that may experience excessive pressure. Their use is relevant to chemical processing, energy, manufacturing, and fluid-handling systems. In each setting, the diaphragm provides a pressure-control safeguard suited to the equipment and operating conditions, helping limit hazardous failures and preserve system integrity.
A properly selected diaphragm can provide a controlled path for relieving internal pressure when the system exceeds its design threshold. This response helps protect equipment from structural damage and can reduce leaks and hazardous failures. The resulting pressure-control function also supports safer equipment design and more reliable operation across industrial fluid and energy systems.