Non-invasive glucose measurements with optoacoustic and optothermal spectroscopy (OA/OT-S) in the mid-infrared

Non-invasive glucose measurements with optoacoustic and optothermal spectroscopy (OA/OT-S) in the mid-infrared - GLUMON/OPTO-G

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

DRKS

Registry ID

DRKS00036371

Enrollment

Registered

2025-03-11

Start date

2023-12-01

Completion date

Unknown

Last updated

2025-10-06

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

E11

Interventions

Group 1: blood glucose measurement with OA-S and OT-S in 10 healthy participants and comparison with measurements from continuous glucose patch (e.g. FreeStyle Libre or similar): empty stomach/before

Eligibility

Sex/Gender

All

Age

22 Years to 60 Years

Inclusion criteria

Inclusion criteria: healthy persons all genders, ethnicities, skin colors

Exclusion criteria

Exclusion criteria: - Refusal of the examination/consent - Pregnancy or breastfeeding - Documented or suspected metabolic or cardiovascular diseases - Documented or suspected light allergy, light intolerance, contact dermatitis or particularly sensitive skin - Age under 22 or over 60 years - Open or infected skin wounds - Active systemic infection - Documented known skin diseases

Design outcomes

Primary

Measure	Time frame
Is optoacoustic and optothermal spectroscopy suitable for the non-invasive detection and quantification of glucose in healthy individuals?	—

Secondary

Measure	Time frame
What is the time resolution of OA/OT-S? How precise is OA/OT-S?	—

Countries

Germany

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026