‏A ventilator is a medical device used to help patients breathe when they cannot breathe normally or when lung function is impaired or impaired.<br /><br />‏The ventilator pumps air or oxygen into the lungs at a specific pressure and expels carbon dioxide from the body. The ventilator is connected to the patient either through a tube placed in the mouth and extending to the windpipe (called a breathing tube), or through a deep mask on the face.<br /><br />‏This device is indicated in several situations, including:<br />‏• During surgeries requiring general anesthesia.<br />‏• ​​In intensive care units for patients with ventilator failure.<br />‏• In emergency situations such as respiratory arrest or coma.<br />‏• With or as a result of COVID-19.<br /><br />‏4. Types:<br />‏• Temporary ventilators: For short-term cases during surgery or emergencies.<br />‏• Long-term ventilators: Patients with chronic ventilator diseases.<br /><br />‏5. Does it have blood?<br /><br />‏Yes, some emergencies may occur, such as:<br />‏• Pneumonia.<br />‏• Dryness or irritation of the airways.<br />‏• Prolonged reliance on the device in