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Electrosurgery Generators Basics

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Questions and Answers

What is the main advantage of bipolar electrosurgery over monopolar electrosurgery?

It reduces the risk of patient burns (correct)

It is more effective for cutting and coagulating large bleeding areas

It uses higher voltages

It is more versatile

What is the purpose of the oscillator circuit in an electrosurgery machine?

To produce the cut and coagulation waveforms (correct)

To amplify the energy level

To ground the machine

To test the machine

Why should the return electrode pad be placed on fleshy portions of the body?

To reduce the risk of burns (correct)

To increase the effectiveness of the surgery

To increase the risk of burns

To reduce the effectiveness of the surgery

What is the purpose of a transformer in an electrosurgery tester device?

To link the device to an oscilloscope Signup and view all the answers

What is the main difference between monopolar and bipolar electrosurgery?

The path of the electrical current Signup and view all the answers

What is a common injury that can occur due to electrosurgery?

Burns Signup and view all the answers

What is the primary function of electrosurgery generators?

To provide cutting and coagulation assistance in surgical procedures Signup and view all the answers

What is the frequency range of the high-density current generated by electrosurgery generators?

300-3000 kHz Signup and view all the answers

What is the formula for power dissipated in tissue during electrosurgery?

P = V*Id Signup and view all the answers

What type of waveform is used for coagulation in electrosurgery?

Series of sinusoidal wave packets Signup and view all the answers

What is the purpose of the on/off coagulation pulse in electrosurgery?

To keep the heating effect controlled and prevent overheating Signup and view all the answers

What type of electrosurgery can be used for multiple modalities including cut, blend, desiccation, and fulguration?

Monopolar electrosurgery Signup and view all the answers