Nucleus division assisted by holes drilled periphery

Nucleus division assisted by holes drilled periphery - Hole-assisted chop technique

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000040552

Enrollment

100

Registered

2020-06-01

Start date

2018-01-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

cataract

Interventions

cataract surgery using Divide &amp

conquer technique cataract surgery using phacochop technique cataract surgery using hole-assited technique

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Cataract with grade 2-3 nucleus for surgeons-in-practice

Exclusion criteria

Exclusion criteria: cataract with small pupil or zonnular weakness

Design outcomes

Primary

Measure	Time frame
surgical time, safety, efficiency	—

Countries

Japan

Contacts

Public ContactMasayuki Akimoto

Osaka Red Cross Hospital Ophthalmology

masayuki@akimoto3.com06-6774-5111

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026