1. Disposable thermometers: these thermometers are usually used in the medical field, such as thermometers or ear thermometers. They usually need to be discarded after one use to ensure hygiene and accuracy.
2. Disposable sphygmomanometers: These sphygmomanometers are usually used in medical settings, such as hospitals or clinics. They are usually manually inflated for measuring blood pressure and then discarded.