Skip to content

Diabetic foot Early warning & risk stratification based on multiFusion sensing (foot photo, pressure, gait), Empowered with structured Navigation education and intelligent intervention, for ulcer prevention: a multi-center Demonstration trial(DEFEND)

Advanced Multimodal Intelligent Sensing and Precision Management Framework for Diabetic Foot Risk: A clinical study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600126572
Enrollment
Unknown
Registered
2026-06-11
Start date
2026-07-01
Completion date
Unknown
Last updated
2026-06-15

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

Conditions

Diabetic foot-high risk foot

Interventions

AI CARE group:Application of multi-model perception and AI care system
Control group:The control group receives standardized screening for diabetes and neurovascular complications, along with preventive management for foot diseases

Sponsors

Shanghai General Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
30 Years to 75 Years

Inclusion criteria

Inclusion criteria: 1. type 2 diabetic patients with duration longer than 3 years; 2. Age 35~75 years old,male or female; 3. Presence of any one or more of the following: abnormal foot appearance, neuropathy, vasculopathy, or structural foot abnormalities; 4. Ability to proficiently use a smartphone and the intelligent management App; 5. Ability to cooperate with foot image and other information collection, uploading, and long-term regular follow-up; 6. Willingness to sign an informed consent form.

Exclusion criteria

Exclusion criteria: 1. Severe cardiac insufficiency (New York Heart Association classification >= Grade 3), or renal insufficiency (SCr > 250 µmol/L or eGFR 2.5 times the upper limit of normal); 2. Severely uncontrolled hypertension: SBP > 190 mmHg and/or DBP > 100 mmHg; 3. Positive pregnancy test, or lactating women, or pregnant or childbearing-age women unwilling to take effective contraceptive measures during the study period; 4. Concurrent hematologic diseases, history of malignancy, or consumptive diseases such as tuberculosis; 5. Acute diabetic complications (e.g., diabetic ketoacidosis, hyperosmolar state, etc.); 6. Limb disability, absence, history of amputation, or limb paralysis due to cerebrovascular or other neurological diseases; 7. Psychiatric disorders, intellectual disability, or limited comprehension that prevents understanding of study requirements or cooperation with the use of smartphone App and other intelligent tools.

Design outcomes

Primary

MeasureTime frame
incidence of new onset foot ulcer;

Secondary

MeasureTime frame
Improvement Rate of Plantar Pressure and Gait Abnormalities;Patient Satisfaction with the High-Risk Foot App;Quality of Life (QoL);

Countries

China

Contacts

Public ContactFang Liu

Shanghai General Hospital

021116lf@shgh.cn+86 21 63240090

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Jun 21, 2026