Comparative Study Between Retained and Non-retained Urinary Catheter in Total Knee Arthorplasty With Epidural Anesthesia

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT03341819

Enrollment

242

Registered

2017-11-14

Start date

2017-11-06

Completion date

2019-10-25

Last updated

2019-11-25

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

Conditions

Epidural Anesthesia, Postoperative Urinary Retention, Urinary Tract Infections

Brief summary

The purpose of this study is to compare the prevalence of postoperative urinary retention between retained and non-retained urinary catheter in total knee arthorplasty with epidural anesthesia

Interventions

PROCEDUREUrinary Catheterization

Urinary catheterization is a latex, polyurethane, or silicone tube known as a urinary catheter is inserted into a patient's bladder via the urethra. Catheterization allows the patient's urine to drain freely from the bladder for collection.

PROCEDURETotal knee arthroplasty

A surgical procedure in which parts of the knee joint are replaced with artificial parts (prostheses)

Study design

Allocation

RANDOMIZED

Intervention model

PARALLEL

Primary purpose

OTHER

Masking

NONE

Eligibility

Sex/Gender

ALL

Age

50 Years to 80 Years

Healthy volunteers

Inclusion criteria

* Primary osteoarthritis of knee who were scheduled for a primary total knee arthroplasty

Exclusion criteria

* History of renal disease * History of urinary tract infection * History of previous urinary tract surgery * Benign prostatic hypertrophy * Bilateral total knee arthroplasty * Revision total knee arthroplasty * Patients who need intraoperative monitoring of urine output

Design outcomes

Primary

Measure	Time frame	Description
postoperative urinary retention	6 hours after surgery and 6 hours after remove urinary catherter	Patients who didn't void within 6 hours with suprapubic discomfort and had a urinary volume 400 mL or more confirmed by single intermittent catheterization

Secondary

Measure	Time frame	Description
urinary tract infection	7 days after surgery	An infection of the kidney, ureter, bladder, or urethra. The symptoms are burning with urination and having to urinate frequently and fever \> 38° C. Urine culture shows a bacterial colony count of greater than or equal to ten to the fifth colony-forming units per mL of a typical urinary tract organism.

Countries

Thailand

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 25, 2026