Effects of Carbon Fiber Insoles on CMJ and Sprint Performance

NCT07589231 | Recruiting

• 1 other identifier: UCV/2024-2025/052
• Study Type: interventional
• Target: 38
• Locations: 1 country
• Sites: 1

Brief Summary

This study evaluates the effects of VKTRY carbon fiber insoles on vertical jump and sprint performance in moderately active men. Participants will perform tests with and without insoles, assessing both objective performance and subjective perception using a Likert-type scale.

Conditions

Prevention; Healthy Adult Man; Healthy; Sportsman; Performance; Sports Performance; Athletic Performance and Injury Risk

Keywords

sprint; insoles; carbon fiber insoles; vertical jump; biomechanics; sports performance; my jump lab

Outcome Measures

Primary Outcomes (1)

• Jump height difference (CMJ)

  Measurement with the My Jump Lab app

  Day 1

Secondary Outcomes (4)

• Flight time (ms)

  Day 1

• Sprint time (s)

  Day 1

• Maximum speed (km/h)

  Day 1

• Subjective assessment on Likert scale

  Day 1

Study Arms (2)

With insoles

EXPERIMENTAL

Use of VKTRY insoles during CMJ and sprint

Device: VKTRY Insoles

Without insoles

NO INTERVENTION

CMJ and sprint without VKTRY insoles

Interventions

VKTRY Insoles DEVICE

Carbon fiber insoles (VKTRY)

With insoles

Eligibility Criteria

• Age: 18 Years - 30 Years
• Sex: male
• Healthy Volunteers: Yes
• Age Groups: Adult (18-64)

You may qualify if:

• Men aged 18-30 years
• Moderate physical activity (2-4 times/week)
• No injuries in the last 6 months

You may not qualify if:

• Use of orthoses or podiatric pathologies
• Neurological or cardiovascular disease
• Refusal to sign informed consent

Sponsors & Collaborators

• Benjamín Cuenca Valero: lead

Study Sites (1)

Universidad Católica de Valencia

Valencia, Valencia, 46001, Spain

RECRUITING

Related Publications (2)

• Dierickx EE, Butler CR, Huggins RA, Zuk EF, Mason LC, Distefano LJ, Casa DJ. Carbon Fiber Insoles Enhance Perception of Performance Despite Variable Objective Outcomes: Specific to the Moderately Active Individual. Int J Exerc Sci. 2023 Jul 1;16(4):885-897. doi: 10.70252/EGDU7320. eCollection 2023.

  PMID: 37637238 RESULT

• Tokutake G, Kuramochi R, Murata Y, Enoki S, Koto Y, Shimizu T. The Risk Factors of Hamstring Strain Injury Induced by High-Speed Running. J Sports Sci Med. 2018 Nov 20;17(4):650-655. eCollection 2018 Dec.

  PMID: 30479534 RESULT

Related Links

• Página del producto VKTRY:

Study Officials

• Benjamín Cuenca Valero

  Universidad Católica de Valencia (UCV) Facultad de Medicina y Ciencias de la Salud. C/ Quevedo, 2 - 46001 Valencia

  STUDY DIRECTOR

• David Cárcel Martínez

  Universidad Católica de Valencia (UCV) Facultad de Medicina y Ciencias de la Salud. C/ Quevedo, 2 - 46001 Valencia

  PRINCIPAL INVESTIGATOR

Central Study Contacts

Benjamín Cuenca Valero

CONTACT

+34636695885; benjamin.cuenca@ucv.es

David Cárcel Martínez

CONTACT

+34601315992; dacarmar@mail.ucv.es

Study Design

• Study Type: interventional
• Phase: not applicable
• Allocation: RANDOMIZED
• Masking: NONE
• Purpose: PREVENTION
• Intervention Model: CROSSOVER
• Sponsor Type: OTHER
• Responsible Party: SPONSOR INVESTIGATOR
• PI Title: Doctor

Model Details: Quasi-experimental / repeated measures design, with no random group assignment, but comparing the same subjects under two conditions.

Study Record Dates

• First Submitted: December 9, 2025
• First Posted: May 15, 2026
• Study Start: October 30, 2025
• Primary Completion (Estimated): June 15, 2026
• Study Completion (Estimated): June 30, 2026
• Last Updated: May 15, 2026

Record last verified: 2026-05

Data Sharing

• IPD Sharing: Will share
• Shared Documents: STUDY PROTOCOL, SAP, ICF, CSR, ANALYTIC CODE
• Time Frame: Once the study is completed and published, indefinitely.
• Access Criteria: A data sharing agreement must be signed. Said data may be provided to duly identified researchers and for scientific research purposes, approved by the author and study director.

Locations

ES (1)