Actively Recruiting

Phase Not Applicable
Age: 18Years +
All Genders
ID05575323

Stereotactic Body Radiotherapy and pedicLE Screw fixatioN During One Hospital Visit for Patients With Painful Unstable Spinal Metastases: A Randomized Trial (BLEND)

Led by UMC Utrecht · Updated on 2026-05-08

100

Participants Needed

1

Research Sites

25 weeks

Total Duration

On this page

Sponsors

U

UMC Utrecht

Lead Sponsor

R

Radboud University Medical Center

Collaborating Sponsor

AI-Summary

What this Trial Is About

Researchers are evaluating the (cost-)effectiveness of delivering same-day stereotactic body radiotherapy (SBRT) combined with surgical stabilization, with or without decompression, for patients who have symptomatic, unstable spinal metastases. The goal is to improve physical functioning four weeks after starting treatment compared to the current standard approach, which involves surgery followed by radiotherapy after sufficient wound healing. This randomized controlled trial is conducted within a cohort of patients with bone metastases and focuses on those with cervical, thoracic, or lumbar spinal metastases requiring intervention. The trial compares two groups: one receiving high-dose single-fraction SBRT targeted to the metastasis followed by surgical stabilization within 24 hours, and the other receiving standard care where surgical stabilization is followed by conventional radiotherapy or SBRT after the wound has healed adequately. Both groups may have decompression during surgery if needed. The study uses advanced radiotherapy techniques to protect soft tissues and aims to shorten the time between surgery and radiotherapy, potentially reducing hospital visits and allowing quicker pain relief and return to systemic treatment. Participants will be closely monitored through assessments of physical functioning at four weeks, pain response and duration, hospital stay length, neurological status, quality of life, adverse events, and survival outcomes up to 12 months. The study also evaluates cost-effectiveness. Researchers collect data at multiple timepoints including 2, 4, 6, and 8 weeks, as well as 3, 6, and 12 months after treatment starts. Participants are followed comprehensively to gather information on recovery, treatment side effects, and overall health impact.

CONDITIONS

Brief Title

Randomized Trial on Same-day SBRT and Surgical Stabilization for Symptomatic Spinal Metastases

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Symptomatic spinal metastases from solid tumors in the cervical, thoracic, or lumbar spine requiring radiotherapy and surgical decompression and/or stabilization
  • Histologic proof of malignancy or strong radiographic/clinical evidence of malignancy
  • Radiographic evidence of spinal metastases
  • Participation in the PRESENT cohort with consent for future trial randomization
  • Fit for radiotherapy and surgery
  • Age over 18 years
  • Written informed consent
Not Eligible

You will not qualify if you...

  • Unable to receive SBRT due to inability to lie on the treatment table because of pain
  • Surgical decompression/stabilization and radiotherapy not feasible due to multiple spinal metastases requiring bridging of more than five vertebral levels or radiotherapy at multiple locations
  • Prior surgery or radiotherapy at the spinal level to be treated
  • Diagnosis of multiple myeloma
  • Neurological deficits ASIA C, B, or A, or rapidly progressing partial deficits ASIA D
  • Treatment with Bevacizumab or similar medication interfering with radiotherapy
  • Life expectancy less than 3 months

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person)

Treatment

Duration - Up to 3 months

Participants receive stereotactic body radiotherapy (SBRT) and surgical stabilization with or without decompression within 24 hours, or undergo surgical stabilization followed by conventional radiotherapy or SBRT after wound healing.

Hospital stay and treatment visits within 24 hours; follow-up visits for assessment up to 3 months

Follow-up

Duration - Up to 12 months

Participants are monitored for pain response, quality of life, adverse events, neurological status, and survival outcomes after treatment.

Visits at 2, 4, 6, and 8 weeks; and at 3, 6, and 12 months post-treatment

Trial Site Locations

Total: 1 location

1

University Medical Center Utrecht

Utrecht, Netherlands

Actively Recruiting

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Research Team

R

Roxanne Gal, PhD

E

Eline Huele, MSc

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

TREATMENT

Number of Arms

2

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Published Research Related To This Trial

Stereotactic Body radiotherapy and pedicLE screw fixatioN During one hospital visit for patients with symptomatic unstable spinal metastases: a randomized trial (BLEND RCT) using the Trials within Cohorts (TwiCs) design.

E H Huele, J M van der Velden, N Kasperts...

https://pubmed.ncbi.nlm.nih.gov/37143158