The Features Of CMS Pulse Oximeters

By Annabelle Holman


There are currently many manufacturers of pulse oximeters worldwide today with each claiming to manufacture the best. The many products on the market have made it continuously difficult for buyers to choose the right product. This is so especially if one does not know what to look for in the device. This article provides useful information about the features of CMS pulse oximeters one should look for when buying.

Many reasons are available for having ad using a pulse oximetry gadget. The immediacy by which blood oxygen levels and heart rates can be checked is one among the many reasons. It is vital to check these two values especially during workout sessions or when flying. The gadgets are important in flying because variations in altitude and air pressure may cause abnormal brain activities in some individuals. Estimation of the level of efficiency of CPAP therapy is possible through the use of these devices. Sleep apnea patients are advised to wear then when retiring to bed.

The recording function should be the first feature to check for. This function is responsible for maintenance of a list of values recorded over a specific period of time. Variations in measurements can be determined over time. By observing the record, one can tell the time when apnea activities take place during the night. This is because, during apnea activities, heart rates increase and oxygen concentration in blood drops.

Another aspect of great importance is the accuracy of values measured and displayed. Most devices allow a given degree of error in their readings. Highest error margins appear more in cheap devices hence one should know. Regardless of the type of product, error margins should not exceed 2 percent. Other means can be used to confirm accuracy of a device.

One should also check for the kind of display the device uses and the details displayed. Low-end devices normally use the ordinary LED display and only display the two parameters the gadget is meant for without additional information. Better devices use better displays and also display pulse waveform, battery level indicator, menus, pulse meter, and perfusion index value in addition to the two parameters.

Setting of threshold heart rate and O2 saturation percentage values should be possible in the device chosen. All devices that allow setting of threshold values also have alarm systems. The alarms alert the user when the values rise or fall below the threshold. This way, serious conditions can be avoided by taking preventive measures. Low battery levels are also revealed by the alarms.

The oximeter bought must have a warranty period. Warranties for these products are normally two years or more. When buying a high-end oximeter, avoid settling for those that the warranty does not exceed two years. Warranties provide protection against losses caused by the negligence of producers.

One should avoid purchasing products that use rechargeable lithium ion batteries yet have stayed on the shelves for more than a year at the instance of purchase. This is because lithium ion batteries get damaged when they discharge over a very long period. A better way would be to choose products in which both rechargeable and standard alkaline batteries can be used.




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