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Clinical Trial Summary

Fluid overload is a common feature of diseases such as heart failure and kidney injury, which can lead to pulmonary edema or even death if not treated in time. In order to rapidly relieve fluid overload in patients, a wearable filtrating artificial kidney device was developed. The purpose of this study is to evaluation of the precision, security, and operability of wearable filtrating artificial kidney device for on-site medical rescue.


Clinical Trial Description

Background:Fluid overload into the tissue spaces of the body can lead to damage to multiple organs, mainly the heart, kidneys, lungs, and gastrointestinal system. Fluid overload can diminish myocardial function, induce maladaptive myocardial remodeling, and decrease coronary vascular reactivity, increasing the risk of myocardial ischemia. Increased interstitial fluid decreases renal capillary blood flow, leading to renal ischemia and acute renal failure. In the lungs, excess extravascular water impairs gas exchange, decreases pulmonary compliance, and significantly increases morbidity and mortality. Fluid overload can also lead to impaired liver function and prolonged wound healing, as well as being a risk factor for intra-abdominal hypertension, and edema of the intestinal wall can lead to decreased absorption, intestinal distention, and even intestinal obstruction.A wearable filtrating artificial kidney device has been developed to address volume overload in patients, and it has been evaluated for biosafety and animal testing, and third-party testing has been completed for device performance as required by Q/WLS 10101-2020. This study proposes to conduct human trials to evaluate its performance. Methods: This is a prospective controlled study involving patients with fluid overload requiring ultrafiltration therapy. Inclusion criteria: 1. 18 years ≤ age ≤ 70 years, regardless of gender; 2. Patients with fluid overload requiring ultrafiltration therapy; 3. Patients voluntarily participated and obtained written informed consent signed by the patient or authorized delegate. Exclusion criteria: 1. Mechanical failure of the ultrafiltration access; 2. Presence of active infection; 3. Known HIV positivity; 4. Poor compliance with the regimen; 5. Other serious diseases, such as active or previously treated residual malignancy or systemic infection, cirrhosis, anemia (Hb < 70 g/L), and intractable hypertension. 6. History of alcohol and drug abuse (meaning use of illicit drugs); 7. Women of childbearing age who are pregnant or breastfeeding and do not agree to use effective contraception during the trial; 8. Any other condition that, in the opinion of the investigator, prevents the patient from participating in the trial.Primary Outcome Measure:(1)Precision of ultrafiltration:Ultrafiltration volume precision, ultrafiltration speed precision;(2).Security:Pressure alarm (times), bubble monitoring (times), sound and light alarm (times) and other machine indicators;patients' complaints of improvement, tolerance, comfort, etc.(3).Operability:Human-machine interaction, friendly interface, battery life, overall mass, main volume, portable features, etc.SPSS is applied for statistical analysis, and continuous variables are expressed as mean±standard deviation, and non-continuous variables are expressed as percentages. Comparisons between the two data are made by independent t-test or χ2 test, and P<0.05 is statistically significant. ;


Study Design


Related Conditions & MeSH terms


NCT number NCT05906355
Study type Interventional
Source Chinese PLA General Hospital
Contact Yang Qiaoqiao, doctor
Phone 18754800176
Email connie_az@163.com
Status Not yet recruiting
Phase N/A
Start date June 25, 2023
Completion date December 31, 2025

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