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CompletedNCT05625451Updated Nov 30, 2022

High Doses of Total End Range Time Offer Better Results Than Low Doses Treating Proximal Interphalangeal Joint Stiffness

An interventional study of Elastic Tension Digital Neoprene Orthosis in Proximal Interphalangeal Finger Joint Contractures, sponsored by Vicenç Punsola Izard. Completed at 1 site in Spain. Per ClinicalTrials.gov, last updated 2022-11-30.

Sponsored by Vicenç Punsola Izard · Not applicable, Interventional, and Treatment

From the registry’s dates

  • Registered 2 years after the study started (first participant enrolled Nov 2020, registered Nov 2022).
Phase
Not applicable
Study type
Interventional
Enrollment
91
Allocation
Randomized
Sex
All
01

Study summary

Elastic Tension Digital Neoprene Orthosis is a new device that can increase the dose of treatment of the proximal interphalangeal flexion contractures. This treatment improved the results in extension and also reducing the time to obtain it.

Read the detailed description

Question: In fingers with proximal interphalangeal joint flexion contractures, do significant differences exist between the passive range of motion improvement achieved in joints that receive higher doses of daily total end range time compared to those that receive lower doses of daily total end range time?

Design: Randomized parallel-group trial with concealed allocation, assessor blinding and intention-to-treat

Participants: Fifty-seven fingers in fifty patients suffering a proximal interphalangeal joint flexion contracture

Intervention: The treatment consisted of an exercise program in conjunction with the use of an extension elastic tension digital neoprene orthosis to generate extension. Researchers applied two different daily total end range time doses. Group A patients used the orthosis with a dose of twenty to twenty-two hours of daily total end range time while group B patients used the elastic tension digital neoprene orthosis to achieve a daily total end range time between eleven and thirteen hours. The exercise program was the same for both groups.

Outcome measures: The researchers performed the goniometric measurements manually twice at the beginning of every session during the three-week period. The first measurement was at the patient arrival after a preconditioning and the second was after twenty minutes. This measurement at the first session was included as a Modified weeks test while at the second, third and forth session was recorded as a contraction test. Patient report of orthosis wear time and

02

Conditions studied

  • Proximal Interphalangeal Finger Joint Contractures

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03

In context

Contracture

79 studies on the registry are indexed under Contracture; 18 are open to participants now.

This study's enrollment of 91 is above the median of 33 across 62 interventional studies indexed under Contracture.

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Lead sponsor

Vicenç Punsola Izard is the lead sponsor of 2 studies on the registry; none are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
Child (0–17), Adult (18–64), Older adult (65+)
Sexes eligible
All
Accepts healthy volunteers
No

Eligibility criteria

Patient Inclusion Criteria:

  • Patients with flexion contractures of the proximal interphalangeal joint after trauma or post-surgical complications.
  • Patients with long standing flexion contractures
  • Patients with contractures greater than 45º.

Exclusion Criteria:

  • Patients with acute tendon injuries or fractures
  • Patients with inflammatory conditions,
  • Patients with proximal interphalangeal joint replacements,
  • Patients with Dupuytren conservative treatments
  • Patients lacking active proximal interphalangeal joint extension
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Double (Participant, Outcomes assessor)
Enrollment
91 participants (actual)

Study arms

  • Experimental
    20-22 hours of daily total end range time intervention

    used the elastic tension digital neoprene orthosis from twenty to twenty-two hours

    Device: Elastic Tension Digital Neoprene Orthosis

  • Active comparator
    11-13 hours daily total end range time intervention

    used the elastic tension digital neoprene orthosis from eleven to thirteen hours

    Device: Elastic Tension Digital Neoprene Orthosis

Interventions

  • DeviceElastic Tension Digital Neoprene Orthosis

    The treatment consisted of an exercise program in conjunction with the use of an extension elastic tension digital neoprene orthosis to generate two different daily total end range time doses. Group A patients used a dose of twenty to twenty-two hours of daily total end range time while group B patients used the extension elastic tension digital neoprene orthosis to achieve a daily total end range time between eleven and thirteen hours for a mean of twenty hours a day. The exercise program was the same for both groups.

06

What researchers measure

Primary outcomes

  1. Change in the proximal interphalangeal joint extension

    difference in passive finger extension between the first day and the seventh day

    Time frame: 7 days

  2. Change in the proximal interphalangeal joint extension

    difference in passive finger extension between the first day and the twenty first day

    Time frame: 21 days

  3. - Modified Weeks Test

    Difference in finger extension at the beginning of te session and after a 15 min passive assisted extension exercise with a force of 500g

    Time frame: fifteen minutes

  4. - Contraction Test

    Finger reaction at release of the orthosis

    Time frame: 21 days

07

Study locations

1 site
  • Hand Therapy Barcelona
    Barcelona, 08010, Spain
08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedSimilar studies: half by the dot; the band is the middle halfHalf of similar studies reached it by the dot; the band is the middle half, from a quarter to three quarters

Ran from Nov 2020 to primary completion in Jun 2021, 7 months.

Of 30 interventional studies with no phase under Contracture, half reached primary completion within 13 months of starting (the median), counting those still running; a quarter within 3 and three quarters within 55. This study's 7 months is below that.

How these figures are worked out, and which studies are left out of them.

Registered
Nov 7, 2022
First posted
Nov 23, 2022
StartActual
Nov 1, 2020
Primary completionActual
Jun 1, 2021
CompletionActual
Jan 1, 2022
Last update
Nov 30, 2022
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Nov 30, 2022, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT05625451
Lead sponsor
Vicenç Punsola Izard
Responsible party
Vicenç Punsola Izard (Physical Therapist, Certified Hand Therapist in Hand Therapy Barcelona, MSc Gimbernat Universiy , Assistant lecturer at Gimbernat University, PhD Candidate at University of Barcelona, Hand Therapy Barcelona) — Sponsor-investigator
First posted
Nov 23, 2022
Start date
Nov 1, 2020
Primary completion
Jun 1, 2021
Completion
Jan 1, 2022
Last update
Nov 30, 2022

Oversight

FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Nov 2022. You cannot join it, but the record below documents what was studied.

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