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Percutaneous transhepatic external biliary drainage utilizing a pig tail balloon catheter
S Karstrup1, T Mygind, V Hennild
1Department of Diagnostic Radiology, Herlev Hospital, University of Copenhagen, Denmark.
Acta Radiologica (Stockholm, Sweden : 1987)
|September 1, 1994
Summary
A novel soft pig tail balloon catheter offers effective percutaneous transhepatic biliary drainage. This innovative device achieved successful drainage in most patients with minimal complications, demonstrating its clinical utility.
Area of Science:
- Medical Devices
- Gastroenterology
- Interventional Radiology
Background:
- Percutaneous transhepatic biliary drainage (PTBD) is a crucial procedure for managing biliary obstruction.
- Existing drainage catheters may have limitations in terms of fixation and effective drainage.
- Development of improved catheter designs is essential for better patient outcomes.
Purpose of the Study:
- To develop and evaluate a novel 2.3-mm soft pig tail balloon catheter for PTBD.
- To assess the efficacy and safety of this new catheter in clinical practice.
Main Methods:
- A soft pig tail balloon catheter with a 10 mm outer diameter balloon was designed.
- The catheter features side holes positioned behind the balloon for bile duct drainage.
- The catheter was used for PTBD in a patient cohort, and outcomes were monitored.
Main Results:
- Successful PTBD was achieved in 11 out of 12 patients.
- Drainage was maintained for durations ranging from 3 to 67 days (median 6 days).
- No instances of catheter dislodgement or external drainage-related complications were observed.
Conclusions:
- The developed pig tail balloon catheter is effective for PTBD.
- The catheter's design ensures optimal internal fixation and efficient bile drainage.
- The device demonstrates a favorable safety profile for managing biliary drainage needs.