Table 5.
Summary of the commercial devices that are based on the reviewed non-invasive glucose sensing techniques.
| Device | Company | Technology | Target Site | Accuracy | Approval | Ref. |
|---|---|---|---|---|---|---|
| TensorTip Combo Glucometer (CoG) | Cnoga Medical | VIS-NIR Spectroscopy Consists of four LEDs (625, 740, 850, 940 nm) and a color image sensor. |
Fingertip | PEG: Zone A (96.6%) Zone B (3.4%) MARD: (14.4%) |
CE approved FDA pending |
[72,73,74] |
| Wizmi | Wear2b Ltd. | NIR Spectroscopy | Wrist | CEG: Zone A (93%) Zone B (7%) MARD: (7.23%) |
Proof of concept | [75] |
| HELO Extense | World Global Network | NIR Spectroscopy | Fingertip | N/A | CE approved Discontinued |
[5,76] |
| LTT | Light Touch Technology Ltd. | MIR Spectroscopy Uses a solid-state laser in the MIR region (6000–9000 nm) and optical parametric oscillation technology |
Fingertip | N/A | Under development | [15] |
| NBM-200G | OrSense | Occlusion NIR Spectroscopy | Finger | CEG: Zone A (69.7%) Zone B (25.7%) MARD: (17.2%) |
Discontinued | [77,78] |
| Eversense CGM | Senseonics | Fluorescence technology | Upper arm | MARD: (8.5%) |
CE approved FDA approved |
[79,80] |
| C8 MediSensors | Raman Spectroscopy | Abdomen | N/A | CE approved (Never released) |
[78] | |