Actively Recruiting
The Effect of Unloading Maneuvers During Spinal Flexion Exposure
Led by University of Primorska · Updated on 2025-08-12
30
Participants Needed
1
Research Sites
2 weeks
Total Duration
On this page
AI-Summary
What this Trial Is About
This research aims to understand how unloading maneuvers affect trunk mechanical and neuromuscular properties during repeated bending of the spine. The study will include 30 adult male participants whose jobs involve a mix of sitting and standing. The goal is to observe changes caused by spinal flexion and unloading techniques in a controlled setting. Participants will undergo a 60-minute spinal flexion protocol repeatedly with rest periods. Those in the intervention group will perform specific unloading maneuvers during these rests, including self-traction on a box for five seconds and standing trunk extension for eight seconds, repeated twice at each rest. The control group will complete the spinal flexion without these maneuvers. Before and after the 60-minute protocol, researchers will measure various trunk properties such as muscle stiffness, range of motion, seated spinal height, lumbar curve angle, and maximal strength during trunk extension. The study will monitor these changes over 90 minutes to assess the immediate impact. Participants' progress and responses will be carefully observed to gather detailed mechanical and neuromuscular data.
CONDITIONS
Brief Title
Unloading Maneuvers During Spinal Flexion Exposure
Who Can Participate
Eligibility Criteria
You may qualify if you...
- Male adults aged 30 to 55 years
- Occupational workers with predominantly non-static jobs involving a combination of sitting and standing
You will not qualify if you...
- History of chronic low back pain
- Recent episode of acute low back pain
- Hip injury within the past six months
- Previous surgery on the spine, pelvis, or hips
- Diagnosed hypermobility using the Beighton score
- Engaging in high-intensity resistance training more than twice weekly
- Participation in sports or activities involving repetitive spinal flexion or prolonged flexed postures, such as cycling or rowing
AI-Screening
AI-Powered Screening
Complete this quick 3-step screening to check your eligibility
Your Study Journey
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
Duration - 60 minutes
Participants complete a 60-minute intermittent spinal flexion protocol. Those in the intervention group perform unloading maneuvers during rest periods between spinal flexion.
1 in-person session
Trial Site Locations
Total: 1 location
1
Faculty of Health Sciences, University of Primorska
Izola, Primorska, Slovenia, 6310
Actively Recruiting
Research Team
M
Matej Voglar, PhD
R
Rok Vatovec, PhD
How is the study designed?
Study Type
INTERVENTIONAL
Masking
NONE
Allocation
NON_RANDOMIZED
Model
PARALLEL
Primary Purpose
TREATMENT
Number of Arms
2
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