MedPath

Comparison of Motion and Comfort for Thoracolumbosacral Orthoses - Group 2

Not Applicable
Completed
Conditions
Back Injuries
Interventions
Device: DJO 456
Device: Aspen 456
Device: DJO 464
Device: Aspen 464
Registration Number
NCT05359705
Lead Sponsor
More Foundation
Brief Summary

The study will measure and compare range of motion (ROM), motion during simulated activities of daily living ADL), tissue interface pressure (TIP), muscle activation (EMG), and trunk stiffness and damping measurements (TSD) for two pairs of back braces: Postural TLSO (456), and TLSO (464).

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
14
Inclusion Criteria
  • BMI < 40
  • English speaking
  • Subjects who have read and signed IRB approved informed consent for this study
  • Of appropriate body size for back brace per instructions for use
Exclusion Criteria
  • History of back pain or back injury requiring medical care within the previous 12 months
  • History of spinal surgery, physical or chiropractic therapy of the back
  • History of spinal spondylosis or osteoporosis
  • Pregnant
  • Currently Incarcerated

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
Healthy subjectsAspen 456Healthy subjects who meet the Inclusion/Exclusion.
Healthy subjectsAspen 464Healthy subjects who meet the Inclusion/Exclusion.
Healthy subjectsDJO 456Healthy subjects who meet the Inclusion/Exclusion.
Healthy subjectsDJO 464Healthy subjects who meet the Inclusion/Exclusion.
Primary Outcome Measures
NameTimeMethod
Range of motion - Frontal planeDay 1

Range of motion of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects bend their trunk relative to their pelvis laterally to the right and left in the frontal plane.

Range of motion - Transverse planeDay 1

Range of motion of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects rotate their trunk relative to their pelvis laterally to the right and left in the transverse plane.

Range of motion in the frontal plane while walking on a level surfaceDay 1

Range of motion in the frontal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects walk across a level surface.

Flexion angle in the sagittal plane when reaching forwards and around an object with their right hand.Day 1

Flexion angle in the sagittal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects reach forwards and around the back of a chair with their right hand

Lateral angle in the frontal plane when reaching forwards and around an object with their left hand.Day 1

Lateral angle in the frontal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects reach forwards and around the back of a chair with their left hand

Range of motion in the sagittal plane when returning to a seated positionDay 1

Range of motion in the sagittal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects move from an upright standing position to a seated position.

Range of motion in the sagittal plane while ascending stairs.Day 1

Range of motion in the sagittal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects ascend a flight of four steps

Range of motion in the transverse plane while ascending stairs.Day 1

Range of motion in the transverse plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects ascend a flight of four steps

Lateral angle in the frontal plane when reaching forwards and around an object with their right hand.Day 1

Lateral angle in the frontal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects reach forwards and around the back of a chair with their right hand

Extension - Sagittal planeDay 1

Angle of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects extend their trunk relative to their pelvis in the sagittal plane.

Rotation angle while looking over shoulderDay 1

Maximum rotation angle of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects rotate their trunk relative to their pelvis to look at an object placed 150 degrees behind them.

Range of motion in the sagittal plane when rising from a chairDay 1

Range of motion in the sagittal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects rise from a chair.

Range of motion in the sagittal plane while walking on a level surfaceDay 1

Range of motion in the sagittal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects walk across a level surface.

Range of motion in the transverse plane while walking on a level surfaceDay 1

Range of motion in the transverse plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects walk across a level surface.

Range of motion in the sagittal plane while descending stairs.Day 1

Range of motion in the sagittal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects descend a flight of four steps

Range of motion in the frontal plane while descending stairs.Day 1

Range of motion in the frontal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects descend a flight of four steps

Range of motion in the transverse plane while descending stairs.Day 1

Range of motion in the transverse plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects descend a flight of four steps

Flexion angle in the sagittal plane when reaching when reach down to pick up a suitcaseDay 1

Flexion angle in the sagittal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects reach down to pick up a standard carry-on sized suitcase positioned to the right of their body with their right hand

Flexion - Sagittal planeDay 1

Angle of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects flex their trunk relative to their pelvis in the sagittal plane.

Flexion angle in the sagittal plane when touching right hallux in a seated positionDay 1

Range of motion in the sagittal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects reach forward and down to touch their right hallux while in a seated position.

Flexion angle in the sagittal plane when picking an object up from the floorDay 1

Range of motion in the sagittal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects reach forward and down to pick up a 85mm diameter object weighing 500grams from the floor from a standing position.

Range of motion in the frontal plane while ascending stairs.Day 1

Range of motion in the frontal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects ascend a flight of four steps

Flexion angle in the sagittal plane when reaching forwards and around an object with their left hand.Day 1

Flexion angle in the sagittal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects reach forwards and around the back of a chair with their left hand

Rotation angle in the transverse plane when reaching forwards and around an object with their right hand.Day 1

Rotation angle in the transverse plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects reach forwards and around the back of a chair with their right hand

Lateral angle in the frontal plane when reaching when reach down to pick up a suitcaseDay 1

Lateral angle in the frontal plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects reach down to pick up a standard carry-on sized suitcase positioned to the right of their body with their right hand

Rotation angle in the transverse plane when reaching forwards and around an object with their left hand.Day 1

Rotation angle in the transverse plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects reach forwards and around the back of a chair with their left hand

Rotation angle in the transverse plane when reaching when reach down to pick up a suitcaseDay 1

Rotation angle in the transverse plane of the thorax relative to the pelvis will be measured in degrees using stereophotogrammetric techniques while subjects reach down to pick up a standard carry-on sized suitcase positioned to the right of their body with their right hand

Secondary Outcome Measures
NameTimeMethod
Trunk stiffness and damping - back angleDay 1

Each subject will kneel in a apparatus with their pelvis fixed in position and their trunk upright. A load will be attached to back of their upper body and a force applied. The force will be released and subsequent upper trunk motion measured using an inertial measurement unit. Maximum angular motion of the upper body in degrees will be measured.

Trunk stiffness and damping - front angular accelerationDay 1

Each subject will kneel in a apparatus with their pelvis fixed in position and their trunk upright. A load will be attached to front of their upper body and a force applied. The force will be released and subsequent upper trunk motion measured using an inertial measurement unit. Maximum angular acceleration of the upper body after force release will be measured in degrees/second/second.

Trunk stiffness and damping - front angular velocityDay 1

Each subject will kneel in a apparatus with their pelvis fixed in position and their trunk upright. A load will be attached to front of their upper body and a force applied. The force will be released and subsequent upper trunk motion measured using an inertial measurement unit. Maximum angular velocity of the upper body after force release will be measured in degrees/second.

Trunk stiffness and damping - back angular velocityDay 1

Each subject will kneel in a apparatus with their pelvis fixed in position and their trunk upright. A load will be attached to back of their upper body and a force applied. The force will be released and subsequent upper trunk motion measured using an inertial measurement unit. Maximum angular velocity of the upper body after force release will be measured in degrees/second.

Trunk stiffness and damping - right side angleDay 1

Each subject will kneel in a apparatus with their pelvis fixed in position and their trunk upright. A load will be attached to right side of their upper body and a force applied. The force will be released and subsequent upper trunk motion measured using an inertial measurement unit. Maximum angular motion of the upper body in degrees will be measured.

ComfortDay 1

Subjects will be asked to provide a subjective rating of brace comfort using a 10cm visual analog comfort rating scale for each of the back braces during all ROM and ADL testing conditions. The endpoints of the scale will be labeled "Very comfortable", and "Very uncomfortable" at 0 and 10cm respectively.

Trunk stiffness and damping - front angleDay 1

Each subject will kneel in a apparatus with their pelvis fixed in position and their trunk upright. A load will be attached to front of their upper body and a force applied. The force will be released and subsequent upper trunk motion measured using an inertial measurement unit. Maximum angular motion of the upper body in degrees will be measured.

Trunk stiffness and damping - back angular accelerationDay 1

Each subject will kneel in a apparatus with their pelvis fixed in position and their trunk upright. A load will be attached to back of their upper body and a force applied. The force will be released and subsequent upper trunk motion measured using an inertial measurement unit. Maximum angular acceleration of the upper body after force release will be measured in degrees/second/second.

Trunk stiffness and damping - right side angular accelerationDay 1

Each subject will kneel in a apparatus with their pelvis fixed in position and their trunk upright. A load will be attached to right side of their upper body and a force applied. The force will be released and subsequent upper trunk motion measured using an inertial measurement unit. Maximum angular velocity of the upper body after force release will be measured in degrees/second/second.

Trunk stiffness and damping - right side angular velocityDay 1

Each subject will kneel in a apparatus with their pelvis fixed in position and their trunk upright. A load will be attached to right side of their upper body and a force applied. The force will be released and subsequent upper trunk motion measured using an inertial measurement unit. Maximum angular velocity of the upper body after force release will be measured in degrees/second.

Trial Locations

Locations (1)

MORE Foundation

🇺🇸

Phoenix, Arizona, United States

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