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2011年9月4日 星期日

How to monitor oxygen saturation

Monitor oxygen saturation, also known as a Pulse Oximeter, is a medical device non-invasive that is used to monitor the saturation of oxygen in the blood, rather than having to use blood samples. The total percentage of oxygen saturation is given as a digital reading along with a signal which varies in tone depending on the amount of oxygen saturation. Oxygen saturation monitor is connected to a monitor from hospital to allow staff to quickly see the oxygenation of the patient.

The diodes of oxygen monitor functions that emit light, these diodes are usually with a photodiode which can be seen through a thin part of the body; common sites include the earlobe or the tip of the fingers. Because the arterial blood vessels contract and expand at the time with each heartbeat, the signal being monitored bounces at the same time. Only the parts of variable absorption are examined, therefore, monitor is able to pay attention only to absorption related arterial blood.

Due to the speed and simplicity of the oxygen monitor is very important and can be used in any situation that presents a patient with unstable oxygen levels. The Pulse Oximeter is used in intensive care in hospital and operating room to determine if supplemental oxygen is required and if it is proving effective. Portable Pulse Oximeter is also available and is extremely useful in not pressurized cabin in which pilots require supplemental oxygen. They also come in hand for athletes and mountain climbers because they are likely to reduce the levels in high-altitude oxygen. Portable Pulse Oximeter can also contain software that produces a report serving as a reminder to check blood oxygen levels.

Requirements of the patient control oxygen is the most important element in emergency departments and hospital wards. It also has the ability to discover abnormal patterns of ventilation. In some cases, this function is injured when it detects hypoventilation when using supplemental oxygen. This is because patients must breathe air regular in the room to get an accurate reading of abnormal ventilation. Therefore, in this case using supplemental oxygen considered unnecessary if the patient has the ability to keep enough oxygen from the air in the room, especially because hypoventilation may go undetected as a result.

The Pulse Oximeter is not a complete solution to determine the need for oxygen. When patients appear to have normal levels of oxygen in the blood, it may still suffer from respiratory problems due to excess carbon dioxide.

If the patient has the sufficient levels of movement not has been able to measure correctly also; with blood flow enough tissue may still suffer from hypoxia but however there is a high level of oxygen saturation.

Mithul Mistry is writing health oxygen, oxygen saturation Monitor specialist.

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