Effects of Various Methods of Holding Intramuscular Injection Sites in the Deltoid Region on Subcutaneous Tissue and Muscle Thickness

Effects of Various Methods of Holding Intramuscular Injection Sites in the Deltoid Region on Subcutaneous Tissue and Muscle Thickness: Crossover study - Effects of Various Methods of Holding Intramuscular Injection Sites in the Deltoid Region on Subcutaneous Tissue and Muscle Thickness

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000048289

Enrollment

Registered

2022-08-10

Start date

2022-09-15

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

Healthy Japanese subjects

Interventions

Implement four types of holding methods: (1) grab the deltoid muscle (2) grab the skin (3) stretch the skin (4) grab the skin after stretching

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Japanese 2. Healthy subjects

Exclusion criteria

Exclusion criteria: 1. Subjects who have deltoid muscle disease in either shoulder 2. Subjects with skin abnormalities in the deltoid muscle of either shoulder

Design outcomes

Primary

Measure	Time frame
Thickness of subcutaneous tissue and muscle (ultrasound imaging)	—

Countries

Japan

Contacts

Public ContactKosuke Maeda

Tokyo Metropolitan University Graduate School of Health Sciences

k-maeda@tmu.ac.jp0338191211

Outcome results

None listed

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