Comparative Outcomes of Four Versus Two Balloon Inflation Points in Dacryoplasty for Primary Acquired Nasolacrimal Duct Obstruction

National Taiwan University

Status: Enrolling

Conditions: Primary Acquired Nasolacrimal Duct Obstruction

Treatments: Device: 2 point balloon dacryoplasty with LacriCATH®; Device: 4 point balloon dacryoplasty with LacriCATH®

Study type: Interventional

Funder types: Other

Identifiers

NCT07225244

202509023RIND

Details and patient eligibility

About

Primary acquired nasolacrimal duct obstruction

Enrollment: 50 estimated patients

Sex: All

Ages: 20+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Patients diagnosed with primary acquired nasolacrimal duct obstruction (PANDO)

Exclusion criteria

• Patients who are pregnant, with previous lacrimal procedure, upper lacrimal drainage obstruction, punctal stenosis, active dacryocystitis, dacryolithiasis, traumatic obstruction or lacrimal mass

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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50 participants in 2 patient groups

4-point group

Experimental group

Description:

Balloon dacryoplasty with LacriCATH® at 4 different points in the nasolacrimal duct

Treatment:

Device: 4 point balloon dacryoplasty with LacriCATH®

2-point group

Active Comparator group

Description:

Balloon dacryoplasty with LacriCATH® at 2 different points in the nasolacrimal duct

Treatment:

Device: 2 point balloon dacryoplasty with LacriCATH®