Actively Recruiting

Phase Not Applicable
Age: 18Years - 100Years
All Genders
Healthy Volunteers
ID02346929

Comparison of Ultrasound-guided and Traditional Hematoma Blocks for Pain Relief in Distal Radius Fractures

Led by Beth Israel Deaconess Medical Center · Updated on 2026-03-03

115

Participants Needed

1

Research Sites

17 weeks

Total Duration

On this page

Sponsors

B

Beth Israel Deaconess Medical Center

Lead Sponsor

H

Harvard University

Collaborating Sponsor

AI-Summary

What this Trial Is About

This research aims to evaluate the effectiveness of ultrasound-guided hematoma blocks compared to traditional "blind" hematoma blocks for pain relief during the reduction of distal radius fractures. Hematoma blocks involve injecting lidocaine directly into the fracture site to provide analgesia. While effective, traditional blocks can be challenging when swelling or body shape obscures the fracture line. Ultrasound guidance has shown promise in improving pain relief in similar procedures but has not been compared in a randomized trial for this use. Participants will be randomly assigned to one of two groups. One group will receive a bedside ultrasound-guided hematoma block with 0.25% bupivacaine for analgesia. The other group will receive the traditional hematoma block without ultrasound guidance, also using 0.25% bupivacaine. The study will compare the pain relief achieved by these two methods during fracture reduction. During the study, participants’ pain levels will be assessed using a Visual Analog Scale four hours after the procedure begins. The study involves adult patients with distal radius fractures presenting in the emergency department. Researchers will monitor pain reduction effectiveness and safety during the study period. Participation includes the treatment procedure and follow-up pain assessments to evaluate outcomes.

CONDITIONS

Brief Title

Hematoma Block for Distal Radius Fracture

Who Can Participate

Age: 18Years - 100Years
All Genders
Healthy Volunteers

Eligibility Criteria

Eligible

You may qualify if you...

  • Adult patient 18 years or older presenting to the emergency department with a distal radius fracture
Not Eligible

You will not qualify if you...

  • High distress or acuity as assessed by the emergency department physician
  • Altered mental status or intoxication
  • Aphasia, mental retardation, dementia, or significant communication barriers
  • Acute psychiatric illness

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 - Single treatment session

Participants receive a hematoma block for analgesia to reduce pain during distal radius fracture reduction. They are randomized to receive either an ultrasound-guided hematoma block or a traditional hematoma block without ultrasound guidance.

1 treatment visit (in-person)

Follow-up

Duration - 4 hours after treatment

Participants are observed to assess pain reduction and any immediate effects after the hematoma block procedure.

1 follow-up visit (in-person)

Trial Site Locations

Total: 1 location

1

Beth Israel Deaconess Medical Center

Boston, Massachusetts, United States, 02215

Actively Recruiting

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Research Team

B

Beatrice Hoffmann, MD

N

Nathan I Shapiro, MD MPH

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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