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New device aims to improve spinal fusion for back pain sufferers

NCT ID NCT06462729

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 25, 2026 · Last updated Aug 27, 2026 · Updated 3 times

Summary

This study tests a new device called LDGraft, which contains a protein that helps bone grow, for people with degenerative disc disease needing spinal fusion. Forty adults aged 22 to 80 will be randomly assigned to receive either LDGraft or standard bone graft during surgery. The goal is to see if LDGraft is safe and helps bones fuse better than the usual treatment.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
LDGraft (a device containing rhBMP-2, a bone-growth protein)
What this could lead to
If it works, this could lead to a new option for spinal fusion that may improve bone healing and reduce the need for additional surgeries.
What could go wrong
This is a very early (Phase 1/2) trial with only 40 people, so results may not apply to everyone. Risks include device-related side effects or no better outcome than the current standard.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Phase 1/2

Runs two stages together: safety and dose first, then whether the treatment works.

Participants

About 40 people

The number the study aims to enrol. It can still change while the study runs.

Started

Nov 2024

Expected to finish

Dec 2027

An estimate. End dates often move.

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

22 to 80 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Skeletally mature adults ≥22 and ≤80 years at the time of surgery 2. Willing and able to give written informed consent and comply with study protocol and postoperative management program 3. Degenerative disc disease of the lumbosacral spine in one level (L3 to S1) requiring fusion confirmed by patient history and radiographic imaging (CT/MRI/X-rays) with one or more of the following: * instability (as defined by ≥3mm translation or ≥5° angulation); * osteophyte formation of facet joints or vertebral endplates; * decreased disc height, on average by \>2mm, but dependent upon the spinal level; * scarring/thickening of ligamentum flavum, annulus fibrosis, or facet joint capsule; * herniated nucleus pulposus; * facet joint degeneration/changes; and/or * vacuum phenomenon. 4. Preoperative Oswestry Disability Index score ≥ 35 5. Participant has not responded to conservative treatment (e.g. medications, injections, physical therapy, etc.) for a period of 6 months 6. Participant is indicated for an ALIF approach to the lumbar spine Exclusion Criteria: 1. Previous lumbar spine instrumentation (i.e., anterior disc replacement, interspinous device) or a previous interbody fusion procedure in the lumbar spine 2. More than one level lumbar spine level requiring fusion 3. Three or more contiguous lumbar spine levels requiring decompression (Note: Up to two contiguous levels of decompression is acceptable) 4. Known hypersensitivity or allergy to any components of the study treatments inclusive of hypersensitivity or allergy to any BMP-2 type recombinant proteins or peptides. 5. Pregnant, planning to become pregnant during the follow-up time period, or breast-feeding women 6. Presence of active malignancy 7. Requires bone growth stimulation in the lumbar spine 8. Active local or systemic infection 9. Spondylolisthesis greater than Grade 1 (25% translation) 10. Currently smoking or using nicotine products, including e-cigarette products (e.g., vaping) (Use within 30 days of screening date is considered 'current') 11. Any degenerative muscular or neurological condition that would interfere with evaluation of outcomes, including but not limited to Parkinson's disease, amyotrophic lateral sclerosis (ALS), or multiple sclerosis 12. Any medical condition requiring treatment with any drug known to potentially interfere with bone/soft tissue healing (e.g. chronic systemic steroids) or receiving radiation therapy that is expected to continue for the duration of the study 13. Body Mass Index \> 35 14. Insulin-dependent diabetes mellitus 15. Osteopenia or osteoporosis of the spine, DEXA T score of ≤ -1.0 16. Any secondary causes of osteoporosis (e.g. chronic liver or kidney disease, uncontrolled hyper- or hypothyroidism, type I or type II diabetes mellitus, gastrointestinal malabsorption syndromes) or other conditions known to adversely affect osteogenesis (e.g. Paget's disease, Ehlers-Danlos syndrome or osteogenesis imperfecta) 17. Participation in another investigational study within 30 days prior to surgery for investigational devices, or within the last three months for investigational drugs; 18. Current or recent history of chemical/alcohol abuse or dependency using standard medical definition of DSM-5 (Diagnostic and Statistical Manual) code 19. In the opinion of the investigator, the participant has a behavioral, cognitive, social or medical problem that may interfere with the assessment of the safety or effectiveness of the product 20. Radiographically compromised vertebral bodies at the index level due to current or past trauma, e.g., by the radiographic appearance of the fracture callus, deformity, malunion or nonunion 21. Currently a prisoner 22. Involved in active litigation relating to his/her spinal condition or workers compensation claimants.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    4 sites in 2 countries. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Newcastle Private Hospital

    RECRUITING

    Newcastle, New South Wales, 2305, Australia

  • Orthopaedics NorthEast

    RECRUITING

    Fort Wayne, Indiana, 46825, United States

  • Pinehurst Surgical Clinic

    RECRUITING

    Pinehurst, North Carolina, 28374, United States

  • Tennessee Orthopaedic Alliance

    RECRUITING

    Nashville, Tennessee, 37209, United States

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