作者itsture

https://www.medicalnewstoday.com/articles/blood-sugar-monitor-without-finger-pricks#types

Earlobe tests
Some monitors can check blood glucose levels through the ear lobes. However, according to 2019 researchTrusted Source, earlobe scanning is not as effective for people with type 1 diabetes, especially during periods of exercise or very low blood sugar.

Integrity Applications, a company that focuses on needle-free blood glucose monitoring, manufactures GlucoTrack. This is a battery-operated noninvasive device that helps people with type 2 diabetes monitor their blood glucose levels through their ear lobes.

At the time of publication, these tests do not have approval from the Food and Drug Administration (FDA). However, Integrity A...