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A multicenter, self-controlled clinical trial to evaluate the efficacy and safety of the GC100 continuous glucose monitoring system for real-time monitoring of subcutaneous tissue fluid glucose concentration in diabetic patients.

A Multicenter, Self-Controlled Clinical Trial to Evaluate the Effectiveness and Safety of the GC100 Continuous Glucose Monitoring System for Real-Time Monitoring of Subcutaneous Interstitial Glucose Concentrations in Patients with Diabetes Mellitus

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500106268
Enrollment
Unknown
Registered
2025-07-21
Start date
2025-08-01
Completion date
Unknown
Last updated
2025-08-18

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

Conditions

Diabetes mellitus

Interventions

Experimental Group:Wear the GC100 continuous glucose monitor for 14 days.

Sponsors

The Second Affiliated Hospital of Nanjing Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1.Age >=18 years at the time of signing informed consent, regardless of gender; 2.Patients clinically diagnosed with diabetes mellitus; 3.Able to comprehend the procedures and methodology of this clinical trial. After full disclosure and informed consent process, voluntarily agrees to participate and signs the informed consent form by either the patient or their legal guardian.

Exclusion criteria

Exclusion criteria: 1.Diabetic patients with severe dehydration or excessive fluid loss (e.g., profuse vomiting, diarrhea)or hematocrit >70%; 2.Patients requiring hemodialysis; 3.Diseases judged by investigators to potentially interfere with medical device evaluation (e.g., severe cardiovascular disorders, hepatic/renal dysfunction), or patients with severe diabetic ketoacidosis or active severe infections; 4.Injuries or conditions affecting measurement sites or accuracy, including but not limited to: Parkinson’s disease, chronic arterial occlusion, post-traumatic/surgical conditions of hands/arms, arteriovenous fistula status – particularly if the measurement site exhibits poor hygiene, skin breakdown, scarring, erythema, or infection; 5.Abnormal peripheral circulation at measurement sites (e.g., vascular shunts, edema, cyanosis, atrophy, or other conditions compromising hand/finger perfusion); 6.Patients with dermatological allergies or predisposition to skin ulcers, including hypersensitivity to alcohol-based disinfectants or medical adhesives; 7.Hematologic disorders affecting coagulation function or diagnosed bleeding tendency; 8.Scheduled for magnetic resonance imaging (MRI)during the 15-day device wear period; 9.Life-threatening conditions with anticipated critical status during trial/follow-up periods; 10.Pregnant/lactating women;Psychiatric disorders or significant cognitive impairment Legally incapacitated individuals – including those with poor compliance where efficacy assessment or protocol completion is deemed unfeasible by investigators; 11.Participation in other investigational drug/device trials within 1 month prior to informed consent; 12.Other investigator-determined contraindications (e.g., unwillingness to participate, significant emotional disturbances).

Design outcomes

Primary

MeasureTime frame
20/20% agreement with control reference values;

Countries

China

Contacts

Public ContactLu Yibing

The Second Affiliated Hospital of Nanjing Medical University

luyibing2004@126.com+86 25 58509713

Outcome results

None listed

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