Randomized controlled trial to assess the correlation between needle gauge and pain in intravitreal injection.

Randomized controlled trial to assess the correlation between needle gauge and pain in intravitreal injection. - Needle gauge and pain in intravitreal injection.

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000024194

Enrollment

210

Registered

2016-11-01

Start date

2016-11-01

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

age-related macular degeneration myopic choroidal neovascularization Diabetic retinopathy Retinal vein occlusion

Interventions

Intravitreal injections with 30 gauge needle. Intravitreal injections with 31 gauge needle. Intravitreal injections with 32 gauge needle.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: The subjects who match the following conditions. 1)Cases diagnosed as age-related macular degeneration, myopic choroidal neovascularization, diabetic retinopathy or retinal vein occlusion. 2)Age between 40 and 90. 3)No restriction of gender 4)The patients with written informed consent.

Exclusion criteria

Exclusion criteria: The subjects who match any of the following conditions. 1)The patients who are unable to judge pain degree. 2)The patients with no written informed consent.

Design outcomes

Primary

Measure	Time frame
Pain scale score associated with intravitreal injection.	—

Countries

Japan

Contacts

Public ContactKeiko Kawaguchi

Kobe University Graduate School of Medicine Department of Surgery, Division of Ophthalmology

ganka@med.kobe-u.ac.jp078-382-6048

Outcome results

None listed

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