What is the pulse width in electrical pacing?

The pulse width in electrical pacing refers to the duration of the current flow expressed in milliseconds. This measurement is critical because it determines how long the electrical impulse will stimulate the cardiac tissue. A longer pulse width can enhance the likelihood of capturing the heart by providing a greater period in which the electrical impulse can depolarize the myocardial cells, effectively leading to a heartbeat.

In pacing systems, pulse width is typically adjustable and plays a vital role in optimizing pacing for different patient needs. Adjusting the pulse width can help ensure that the pacing captures the heart effectively while minimizing the risk of potential tissue damage or other complications that could arise from inappropriate stimulation.

Overall, understanding pulse width is essential for effective pacing management in patients requiring electrical stimulation for cardiac function.