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Efficacy of the Alfredson Protocol on Achilles Tendon Health in a Cricket Spinner

Efficacy of the Alfredson Protocol on Achilles Tendon Morphological and Clinical Outcomes in a Professional Cricket Spinner: A Prospective Case Study - Nil

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CTRI
Registry ID
CTRI/2026/06/112889
Enrollment
1
Registered
2026-06-17
Start date
Unknown
Completion date
Unknown
Last updated
2026-06-22

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

Conditions

None listed

Interventions

Intervention1: Alfredson Protocol: The intervention consists of an eccentric heavy-load exercise program for the calf muscles. The protocol typically involves straight-knee and bent-knee eccentric hee

Sponsors

Krishnaa Chennakrishnan
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: Male University-level cricket spinner Aged 18-25 yrs. Clinical diagnosis of mid-portion or insertional Achilles tendinopathy. Presence of localized pain and stiffness in the Achilles tendon. Symptomatic duration of at least 3 months.

Exclusion criteria

Exclusion criteria: Previous rupture or surgical intervention of the Achilles tendon. Use of fluoroquinolone antibiotics or corticosteroid injections in the preceding 6 months. Presence of systemic inflammatory diseases or lower limb neurological deficits.

Design outcomes

Primary

MeasureTime frame
Ultrasonography, Victorian Institute of Sport Assessment - Achilles (VISA-A)Timepoint: Baseline (T0), 3rd week (T1), 6th Week(T3)—

Secondary

MeasureTime frame
Handheld Dynamometer.Timepoint: Baseline (T0), 3rd week (T1), 6th Week(T3).—

Countries

India

Contacts

Public ContactDr Vinodhkumar Ramalingam

Saveetha College of Physiotherapy, Saveetha Institute of Medical and Technical Sciences

vinodhkumar.scpt@saveetha.com8760563032

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Jun 29, 2026