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Feasibility Study of Laser-Induced Breakdown Spectroscopy for Real-Time Online Measurement of Electrolytes in Hemodialysis

Feasibility Study of Laser-Induced Breakdown Spectroscopy for Real-Time Online Measurement of Electrolytes in Hemodialysis

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2600124140
Enrollment
Unknown
Registered
2026-05-08
Start date
2026-05-08
Completion date
Unknown
Last updated
2026-05-11

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

Conditions

chronic renal failure

Interventions

LIBS Real-time Monitoring Group:The calcium supplementation infusion rate is automatically calculated and updated in real time based on monitoring data from the LIBS system, and adjusted according to

Sponsors

Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1.Aged 18 to 80 years, with no gender restriction. 2.Diagnosed with chronic renal failure and requiring regular intermittent hemodialysis (IHD) or sustained low-efficiency dialysis (SLED). The dialysis modality (maintenance hemodialysis [HD], hemodiafiltration [HDF], or SLED) is determined by routine clinical practice. Dialysate flow rate, blood flow rate, and treatment duration are implemented in accordance with clinical standards. 3.The patient is judged by the investigator to have a stable vascular access with a blood flow rate = 200 mL/min. 4.Voluntarily participates in this study and signs the informed consent form.

Exclusion criteria

Exclusion criteria: 1.Received citrate-containing drugs or preparations within 72 hours prior to enrollment, or anticipated to require blood transfusion during the trial. 2.Requires supplementary calcium therapy outside the study protocol during intermittent hemodialysis (IHD). 3.Baseline ionized calcium concentration 1.35 mmol/L. 4.Hypersensitivity to extracorporeal circuit tubing, dialysate, citrate, or calcium-containing solutions. 5.Complicated with active malignant tumor, severe infection, or liver failure. 6.Pregnant or lactating women. 7.Predicted survival time of less than 72 hours. 8.Participated in other clinical trials within 3 months prior to signing the informed consent form.

Design outcomes

Primary

MeasureTime frame
Total calcium, dialysate effluent;

Secondary

MeasureTime frame
Hematocrit;Potassium;Sodium;pH;Bicarbonate;Base excess;Total calcium, arterial;Ionized calcium, arterial;Ionized calcium, post-filter;Citrate concentration, arterial;

Countries

China

Contacts

Public ContactDING FENG

Shanghai Ninth People's Hospital, Shanghai Jiao Tong University School of Medicine

pearlyzz@163.com+86 21 2327 1699

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: May 16, 2026