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Related Concept Videos

Burn Injuries01:22

Burn Injuries

Burn injuries occur when the skin and underlying tissues are damaged due to exposure to heat, electricity, chemicals, radiation, or friction. They can vary in severity, from minor superficial burns to severe deep burns that can be life-threatening.
The damage results in the death of skin cells, which can lead to a massive loss of fluid. Dehydration, electrolyte imbalance, and renal and circulatory failure follow, which can be fatal. Burn patients are treated with intravenous fluids to offset...
Household Wiring And Electrical Safety01:13

Household Wiring And Electrical Safety

Companies that supply power to most modern households use three conductors, typically called a three-wire line. While one is neutral, the other two are both at 120 V but with opposite polarity, giving a voltage of 240 V between them. With a three-wire line, high-power appliances that require 240 V, such as electric stoves and clothes dryers, are linked between the two hot lines. 120 V appliances can be connected between the neutral and either of the hot lines. The neutral side, which is always...
Electrical Power01:07

Electrical Power

Electric power is the product of current and voltage, represented in units of joules per second, or watts. For example, cars often have one or more auxiliary power outlets with which you can charge a cell phone or other electronic devices. These outlets may be rated at 20 amps and 12 volts, so that the circuit can deliver a maximum power of 240 watts. Consider a 25 Watt bulb and a 60 Watt bulb. The conversion of electrical energy produces heat and light, while the kinetic energy lost by the...
Electrical Current01:10

Electrical Current

Electrical current is defined as the rate at which charge flows. When there is a large current present, such as that used to run a refrigerator, a large amount of charge moves through the wire in a small amount of time. If the current is small, such as that used to operate a handheld calculator, a small amount of charge moves through the circuit over a long period of time. The SI unit for current is the ampere (A), named for the French physicist André-Marie Ampère (1775–1836). An ampere is the...
Electrical Systems01:21

Electrical Systems

In electrical engineering, the analysis of networks composed of passive linear components — resistors (R), capacitors (C), and inductors (L) — is fundamental. These components are organized into circuits where the relationship between input and output can be analyzed using transfer functions. The transfer function of an RLC circuit, which relates the voltage across a capacitor to the input voltage, can be derived using Kirchhoff's laws.
To derive the transfer function, consider an RLC circuit...
Electrical Energy01:10

Electrical Energy

Using electric appliances for a longer period of time consumes more electrical energy and results in a higher electric bill. The energy produced by the transfer of electrons from one point to another is known as electrical energy. If power is delivered at a constant rate, the electrical energy can be defined as the product of power used by the device for a period of time. The energy unit on electric bills is the kilowatt-hour, where one kilowatt-hour is equivalent to 3.6 × 106 joules. The...

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Chessboard-like Burn Wound Healing Model of Mice Based on Digital Heating Device
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Published on: December 27, 2024

Electrical burns.

G Belba1, S Isaraj, N Kola

  • 1Service of Burns and Plastic Surgery, Mother Teresa University Hospital Centre, Tirana, Albania.

Annals of Burns and Fire Disasters
|October 13, 2011
PubMed
Summary

Severe electrical injuries to both arms necessitated bilateral forearm amputations due to thrombus formation. Despite the loss of hands, the patient achieved a full recovery and returned to a normal life.

Keywords:
BURNSELECTRICAL

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Area of Science:

  • Trauma Surgery
  • Vascular Surgery
  • Electrical Injury Management

Background:

  • Electrical injuries can cause severe tissue damage and vascular compromise.
  • Prompt and accurate assessment is crucial for limb salvage or appropriate surgical intervention.
  • Brachial artery thrombus formation is a significant complication of high-voltage electrical injuries.

Observation:

  • A case study of a male patient with deep electrical injuries to both upper extremities.
  • Clinical presentation included significant vascular compromise and thrombus formation in the brachial arteries.
  • Surgical strategy focused on selecting appropriate techniques for managing severe electrical trauma.

Findings:

  • Bilateral forearm amputations were required due to extensive thrombi in the brachial arteries.
  • The patient underwent successful surgical management and rehabilitation.
  • Despite the bilateral amputations, the patient experienced a complete recovery.

Implications:

  • This case highlights the critical role of timely surgical intervention in managing severe electrical injuries.
  • Effective management strategies can lead to positive patient outcomes even after extensive limb trauma.
  • The study underscores the importance of individualized surgical planning for complex trauma cases.