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성인의 원위 요골 골절의 폐쇄형 정복을 위한 상완 신경총 신경 차단과 표준 치료 비교 - BLOCK 시험. 전국 다기관 무작위 대조 시험

2026년 9월 16일 업데이트: Nordsjaellands Hospital

The aim of the project is to evaluate the beneficial and harmful effects of an ultrasound-guided brachial plexus nerve block for patients with a distal radius (wrist) fracture in the need of realignment of fractured bone endings without cutting the skin (closed reduction), in comparison to a haematoma block, which is standard care in Denmark.

Every participant will receive one of the following types of anaesthesia for the realignment of the wrist fracture:

  1. A nerve block of the arm (plexus brachialis block)
  2. A haematoma block, which is the current standard anaesthesia in the emergency departments.

연구 개요

상태

모집하지 않고 적극적으로

정황

개입 / 치료

연구 유형

중재적

등록 (추정된)

1716

단계

  • 4단계

연락처 및 위치

이 섹션에서는 연구를 수행하는 사람들의 연락처 정보와 이 연구가 수행되는 장소에 대한 정보를 제공합니다.

연구 장소

    • Capital Region
      • Hillerød, Capital Region, 덴마크, 3400
        • Copenhagen University Hospital - North Zealand Hillerød

참여기준

연구원은 적격성 기준이라는 특정 설명에 맞는 사람을 찾습니다. 이러한 기준의 몇 가지 예는 개인의 일반적인 건강 상태 또는 이전 치료입니다.

자격 기준

공부할 수 있는 나이

18년 이상 (성인, 고령자)

건강한 자원 봉사자를 받아들입니다

아니

연구 대상 성별

모두

설명

Inclusion Criteria:

  • Adults (age ≥ 18 years) with a distal radius fracture in need of closed reduction

Exclusion Criteria:

  • Patients who would never qualify for surgery according to local guidelines
  • Lack of informed consent
  • No Danish Central Person Register (CPR) number
  • Allergies to the trial medication
  • Distal radius fracture initially deemed to require surgery regardless of the outcome of the closed reduction
  • Open fractures (fracture-related wound requiring sutures)
  • Other fractures on the same extremity ((NOT including distal ulna fracture(s))
  • Bilateral distal radius fractures both requiring closed reduction
  • Concomitant medical or surgical condition taking priority over the closed reduction of the distal radius fracture.

공부 계획

이 섹션에서는 연구 설계 방법과 연구가 측정하는 내용을 포함하여 연구 계획에 대한 세부 정보를 제공합니다.

연구는 어떻게 설계됩니까?

디자인 세부사항

  • 주 목적: 치료
  • 할당: 무작위
  • 중재 모델: 병렬 할당
  • 마스킹: 더블

무기와 개입

참가자 그룹 / 팔
개입 / 치료
실험적: Intervention group

Ultrasound-guided brachial plexus nerve block. A total of 30 ml of lidocaine (10 mg/ml) with adrenaline (5 ug/ml) will be administered in multiple injections.

The block will be performed as either a lateral infraclavicular brachial plexus block or an axillary brachial plexus block

활성 비교기: Control group

Haematoma block with local anaesthetics i.e. lidocaine with adrenaline

Participants will receive no peripheral nerve block and receive a haematoma block, with or without supplemental sedation and/or systemic analgesia for the closed reduction according to local guidelines and clinical practices

연구는 무엇을 측정합니까?

주요 결과 측정

결과 측정
기간
원위 요골 골절 수술을 받은 환자의 누적 비율
기간: 축소 폐쇄 후 90일
축소 폐쇄 후 90일

2차 결과 측정

결과 측정
측정값 설명
기간
Composite outcome of treatment related complications
기간: 90 days after closed reduction

loco-regional neurological complications from affected arm, local anaesthetic systemic toxicity, soft tissue injuries (including skin injuries) related to the closed reduction procedure, infection at the site of needle puncture, vessel puncture requiring subsequent treatment (including compression), pneumothorax, allergic reaction, new bone or joint injury (e.g. dislocation or fracture) after the closed reduction and/or pulmonary embolism

90 days after closed reduction
Patient Rated Wrist Evaluation (PRWE)
기간: 90 days after closed reduction

The PRWE is a patient-reported outcome and the PRWE-score is calculated from the Danish-validated translation of the PRWE questionnaire

90 days after closed reduction
Maximum pain score in the affected wrist during closed reduction(s)
기간: 0-12 hours after the closed reduction

The pain outcomes are patient-reported as a Numerical Rating Scale (NRS) score on a scale from 0=no pain to 10=worst pain imaginable. If the patient has the closed reduction performed more than one time, the patient will be asked to report the worst pain experienced during all the attempts of a closed reduction.

0-12 hours after the closed reduction
Proportion of patients with unacceptable radiographic fracture position immediately after closed reduction
기간: 0 -24 hours after closed reduction

The radiographic fracture position is evaluated according to the American Academy of Orthopaedic Surgerons (AAOS) guidelines. The fracture position is unacceptable if the fracture has a radial shortening > 3 mm, > 10 degrees dorsal tilt of the articular surface of radius from a perpendicular line on the longitudianal axis of radius or intra-articular displacement or step-off > 2 mm.

0 -24 hours after closed reduction

기타 결과 측정

결과 측정
측정값 설명
기간
폐쇄형 축소에 사용된 시도 횟수
기간: 닫힌 환원 직후
닫힌 환원 직후
복합 2차 결과에서 개별 합병증의 비율
기간: 축소 폐쇄 후 90일
축소 폐쇄 후 90일
Pain at rest in the affected wrist immediately, 90 days, and 12 months after closed reduction
기간: 0-12 hours, 90 days and 12 months after closed reduction

The pain outcomes are patient-reported as a Numerical Rating Scale (NRS) score on a scale from 0=no pain to 10=worst pain imaginable.

0-12 hours, 90 days and 12 months after closed reduction
Maximum pain in the affected wrist within the first 24 hours after closed reduction
기간: 24-36 hours after the closed reduction.

The pain outcomes are patient-reported as an NRS score on a scale from 0=no pain to 10=worst pain imaginable.

24-36 hours after the closed reduction.
Proportion of patients with complex regional pain syndrome (CRPS)
기간: 90 days and 12 months after closed reduction

CRPS is defined according to the Budapest Criteria

90 days and 12 months after closed reduction
Disabilities of the Arm, Shoulder, and Hand (DASH) score
기간: 90 days and 12 months after closed reduction

DASH-score is calculated from the Danish-validated translation of the DASH questionnaire

90 days and 12 months after closed reduction
Patient Rated Wrist Evaluation (PRWE)
기간: 12 months after closed reduction

PRWE-score is calculated from the Danish-validated translation of the PRWE questionnaire

12 months after closed reduction
Quality of life (EQ-5D-5L) score
기간: 90 days and 12 months after closed reduction

The Danish translation of the EQ-5D-5L questionnaire is used and the EQ-5D-5L-score is calculated based on the Danish EQ-5D-5L value set

90 days and 12 months after closed reduction
Difficulty of closed reduction of the fracture
기간: Immediately after closed reduction

The doctor reported ease on a numeric rating scale from 0-10; 0=very easy, 10=very difficult)

Immediately after closed reduction
Discomfort related to the anaesthetic procedure
기간: 0-12 hours after closed reduction

The discomfort is a patient-reported outcome on a numeric rating scale from 0-10; 0=no discomfort, 10=very uncomfortable

0-12 hours after closed reduction
Overall satisfaction with the treatment 0 to 24 hours after initiation of the anaesthesia
기간: 24 hours after closed reduction

The overall satisfaction is a patient-reported outcome on a numeric rating scale from 0-10; 0=very unsatisfied, 10=very satisfied. When evaluating the treatment, the patient is specifically asked to include all elements of the treatment including: the anaesthetic (procedure and following effects), the experience during the closed reduction and the pain and general sensation in the arm/wrist in the first 24 hours after the treatment commencement.

24 hours after closed reduction
Proportion of patients with unacceptable radiographic position at first follow-up in the orthopaedic out-patient clinic (typically 10-14 days post-reduction)
기간: 10-14 days after closed reduction

The radiographic fracture position is evaluated according to the American Academy of Orthopaedic Surgerons (AAOS) guidelines. The fracture position is unacceptable if the fracture has a radial shortening > 3 mm, > 10 degrees dorsal tilt of the articular surface of radius from a perpendicular line on the longitudianal axis of radius or intra-articular displacement or step-off > 2 mm.

10-14 days after closed reduction
Proportion of patients having one or more serious adverse events (SAEs), including events related to loss of hand function
기간: Within 90 days after closed reduction

A SAE is defined as an adverse event that leads to the following incidents:

  • Death
  • Life threatening injury or disease
  • Severe or permanent disability
  • Admission to the hospital or prolongation of hospitalisation

Surgical reduction of the distal radius fracture, including relevant admission to hospital, will not be catagorised as a SAE.

Within 90 days after closed reduction
Proportion of patients having one or more adverse events (AEs)
기간: Within 24 hours after closed reduction

An AE is defined as any harmful and unintended event, sign, or symptom, that appear during the trial period, regardless of whether this AE is considered related to the treatment or not.

Within 24 hours after closed reduction

공동 작업자 및 조사자

여기에서 이 연구와 관련된 사람과 조직을 찾을 수 있습니다.

스폰서

수사관

  • 수석 연구원: Cecilie D Harwood, MD, PhD-fellow, Copenhagen University Hospital - North Zealand
  • 수석 연구원: Anne-Sofie Jellestad, MD, PhD-fellow, Copenhagen University Hospital - North Zealand

간행물 및 유용한 링크

연구에 대한 정보 입력을 담당하는 사람이 자발적으로 이러한 간행물을 제공합니다. 이것은 연구와 관련된 모든 것에 관한 것일 수 있습니다.

연구 기록 날짜

이 날짜는 ClinicalTrials.gov에 대한 연구 기록 및 요약 결과 제출의 진행 상황을 추적합니다. 연구 기록 및 보고된 결과는 공개 웹사이트에 게시되기 전에 특정 품질 관리 기준을 충족하는지 확인하기 위해 국립 의학 도서관(NLM)에서 검토합니다.

연구 주요 날짜

연구 시작 (실제)

2024년 12월 10일

기본 완료 (추정된)

2026년 11월 24일

연구 완료 (추정된)

2027년 8월 24일

연구 등록 날짜

최초 제출

2024년 11월 6일

QC 기준을 충족하는 최초 제출

2024년 11월 6일

처음 게시됨 (실제)

2024년 11월 7일

연구 기록 업데이트

마지막 업데이트 게시됨 (실제)

2026년 9월 21일

QC 기준을 충족하는 마지막 업데이트 제출

2026년 9월 16일

마지막으로 확인됨

2026년 9월 1일

추가 정보

이 연구와 관련된 용어

기타 연구 ID 번호

  • CTA no: 2024-512191-35-00

개별 참가자 데이터(IPD) 계획

개별 참가자 데이터(IPD)를 공유할 계획입니까?

아니요

약물 및 장치 정보, 연구 문서

미국 FDA 규제 의약품 연구

아니

미국 FDA 규제 기기 제품 연구

아니

이 정보는 변경 없이 clinicaltrials.gov 웹사이트에서 직접 가져온 것입니다. 귀하의 연구 세부 정보를 변경, 제거 또는 업데이트하도록 요청하는 경우 register@clinicaltrials.gov. 문의하십시오. 변경 사항이 clinicaltrials.gov에 구현되는 즉시 저희 웹사이트에도 자동으로 업데이트됩니다. .