Clinical study on preventing infection after regular replacement of urinary catheter in elderly patients with long-term indwelling catheter

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2100052261

Enrollment

Unknown

Registered

2021-10-24

Start date

2021-10-10

Completion date

Unknown

Last updated

2022-10-17

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

Conditions

Infection after long-term indwelling catheter and regular catheter replacement

Interventions

Experimental group 1:Normal saline

Experimental group 2:Benzalkonium chloride

Control group:None

Eligibility

Sex/Gender

Male

Age

65 Years to 100 Years

Inclusion criteria

Inclusion criteria: 1. Aged >= 65 years, male; 2. Long-term indwelling catheter.

Exclusion criteria

Exclusion criteria: 1. Patients with renal pain; 2. Patients with urinary tract tumors; 3. Kidney transplant patients; 4. In addition to urinary tract infections.

Design outcomes

Primary

Measure	Time frame
Urine routine;Urine culture;Urine microfluidic detection;	—

Secondary

Measure	Time frame
Blood routine;C-reactive protein;Procalcitonin;Vetamin D;	—

Countries

China

Contacts

Public ContactZhang Guizhi

Second Medical Center of PLA General Hospital/National Geriatrics Center

zhanggz7769@sina.com+86 18601048015

Outcome results

None listed

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