Investigation of stiffness change and effect of stretching for Achilles tendon using ultrasound imaging in patients after trauma and surgery: a pilot study

Investigation of stiffness change and effect of stretching for Achilles tendon using ultrasound imaging in patients after trauma and surgery: a pilot study - Investigation of stiffness change and effect of stretching for Achilles tendon using ultrasound imaging in patients after trauma and surgery: a pilot study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000042105

Enrollment

Registered

2020-10-15

Start date

2019-12-20

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

fracture

Interventions

Stretching using muscle contraction for 6 weeks Static stretching for 6 weeks

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients with at least one or more fractures of the tibia, fibula, and calcaneus

Exclusion criteria

Exclusion criteria: 1.Patients with contralateral tendon stiffness changes and ankle dorsiflexion range of motion limitation due to past medical history 2.Patients who cannot conform exercise instruction due to dementia 3.Patients judged by the principal investigator to be inappropriate

Design outcomes

Primary

Measure	Time frame
Achilles tendon stiffness	—

Countries

Japan

Contacts

Public ContactTakanori Fukumoto

Nozaki Tokushukai Hospital rehabilitation

nozaki_fukumoto3315@yahoo.co.jp072-874-1640

Outcome results

None listed

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