Electrophysiological Safety
Electrophysiological Safety - Related Videos
10:46
Non-fluoroscopic Catheter Tracking for Fluoroscopy Reduction in Interventional Electrophysiology
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Cited by 4 •
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Radiation exposure is an underestimated risk in complex ablation procedures. Here, we describe a protocol to significantly decrease fluoroscopy time and dosage for both the patient and the lab staff by using a novel non-fluoroscopic catheter visualization system.
04:53
Electrical Safety
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2023
Robert M. Rioux & Suprita Jharimune, Pennsylvania State University, University Park, PA Among the many hazards present in the laboratory, electrical hazards are one of the most common we must be cognizant of since most of the laboratory equipment we use requires electricity for operation. Improper handling or operation of electrical devices might lead to electric shock with the potential risk of injury or even death. Electric sparks can lead to fire or explosion (since many flammable...
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Applying Microfluidics to Electrophysiology
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Cited by 1 •
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Microfluidics can be integrated with standard electrophysiology techniques to allow new experimental modalities. Specifically, the motivation for the ...
01:28
Survey Safety
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2025
Surveying near highways, rough terrain, or power lines involves significant risks. Working along highways is particularly dangerous and requires the use of warning signs and flagmen. It is safest to avoid working directly on roads and use offsets whenever possible. When highway work is unavoidable, it must follow all safety guidelines. Surveyors should wear bright clothing, such as orange reflective vests, to ensure visibility to motorists, coworkers, and hunters. In construction zones, wearing...
09:36
Electrical Safety Precautions and Basic Equipment
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2023
Source: Ali Bazzi, Department of Electrical Engineering, University of Connecticut, Storrs, CT. Electric machines and power electronics experiments involve electrical currents, voltages, power, and energy quantities that should be handled with extreme diligence and care. These may include three-phase AC voltage (208 V, 230 V, or 480 V), up to 250 V DC voltages, and currents that can reach 10 A. Electrocution occurs when an electrical path is established through the body with very low currents...
FAQs
Voltage and current pathways determine how electrical energy may travel through device components, biological tissue, a patient, or healthcare personnel. The pathway affects whether exposure reaches excitable tissue and whether it can produce unintended stimulation. Assessing these routes helps identify hazards associated with cardiac or nervous-system function and supports controls intended to reduce abnormal rhythms, tissue injury, or other unwanted effects.
Leakage can create unintended electrical paths, while insulation helps limit contact between electrical energy and people or tissues. Grounding provides another important control within the device environment. Considering these features together allows designers and clinical users to manage unwanted current flow, reduce exposure risks, and maintain safer operation of equipment used near the heart, nervous system, or other excitable tissues.
Unintended electrical stimulation can affect excitable tissues and may also disrupt physiological recordings or the operation of implanted devices. This makes electrical compatibility important when equipment is used near systems that measure or influence cardiac or nervous-system activity. Safety assessment therefore considers not only direct tissue effects, but also whether electrical interactions could reduce recording reliability or interfere with device function.
Before clinical use, assessment should examine the device’s voltage and current behavior, possible pathways through patients or personnel, leakage, insulation, grounding, and potential effects on excitable tissue. Testing and design review can then address risks such as unintended stimulation, abnormal cardiac rhythms, tissue injury, or interference. This process connects engineering controls with safer operation in medical settings.
Electrophysiological safety guides the design, testing, and use of electrocardiography systems, neurostimulation equipment, electrosurgical instruments, and cardiac implants. Each application presents different electrical interactions with patients, tissues, or other devices. Applying the same safety principles across these settings helps support dependable physiological recordings, intended stimulation or treatment, and protection from unwanted electrical effects.
For diagnosis, safety principles help electrocardiography systems obtain reliable physiological recordings without harmful interference. For treatment, they guide neurostimulation, electrosurgical equipment, and cardiac implants so electrical effects remain aligned with their intended clinical roles. Managing voltage, current pathways, leakage, insulation, and grounding supports effective treatment while reducing risks to patients and healthcare personnel.