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Prophylactic Penehyclidine Hydrochloride Inhalation and 3-year Outcome After Surgery

2022년 4월 19일 업데이트: Dong-Xin Wang, Peking University First Hospital

Impact of Prophylactic Penehyclidine Hydrochloride Inhalation on Long-term Outcome in High-risk Patients: 3-year Follow-up of a Randomized Controlled Trial

Postoperative pulmonary complications (PPCs) are major causes of postoperative morbidity, mortality, and prolonged hospital stay.The incidence of PPCs may be as high as 41% to 75% in high-risk patients. Bronchodilator is frequently used in high-risk patients to prevent PPCs. Penehyclidine is a new anticholinergic agent which selectively block M1 and M3 receptors. A previous randomized controlled trial tested the effect of prophylactic penehyclidine inhalation on the incidence of PPCs in high-risk patients. The purpose of this 3-year follow-up study is to investigate whether prophylactically penehyclidine hydrochloride inhalation can affect the 3-year outcomes of patients recruited in the previous randomized controlled trial.

연구 개요

상세 설명

Postoperative pulmonary complications (PPCs) are major causes of postoperative morbidity, mortality, and prolonged hospital stay. The incidence of PPCs was found to vary from 2 to 19%, but this rate may be as high as 41 to 75% in patients after intrathoracic and intraabdominal surgery. According to Canet's model, the predicted incidence of PPCs in high-risk patients (ARISCAT risk index ≥45 points) is 42.1%.

Use of effective strategies to prevent PPCs is essential for those high-risk patients. As a bronchodilator, anticholinergic inhalation may be helpful. Studies showed that, in high-risk patients undergoing intrathoracic surgery, airway resistance is increased due to bronchial hyperresponsiveness, which increased the risk of PPCs. Inhalation of anticholinergic bronchodilator can reduce the activity of vagus nerve and relieve high airway resistance, which may decrease the risk of bronchospasm and other PPCs. It has been shown that M1, M3-receptor selective blockers have better effects than β2-receptor activator in dilating bronchia.

Penehyclidine hydrochloride is a new anticholinergic agent, which selectively blocks M1 and M3 receptors. Preclinical studies found that it also has anti-inflammation effects. In a pilot study of the investigators, prophylactic inhalation of penehyclidine decreased the incidence of bronchospasm and the use of aminophylline in elderly patients after long-duration surgery. In a previous randomized controlled trial, 864 high-risk patients were recruited and randomized to receive prophylactic inhalation of either penehyclidine or placebo.

The investigators hypothesize that prophylactically penehyclidine hydrochloride inhalation may improve long-term outcomes in this patient population by reducing PPCs. The purpose of this 3-year follow-up study is to investigate whether prophylactically penehyclidine hydrochloride inhalation can affect the 3-year outcomes in high-risk patients recruited in the previous randomized controlled trial.

연구 유형

중재적

등록 (실제)

864

단계

  • 4단계

연락처 및 위치

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연구 장소

    • Beijing
      • Beijing, Beijing, 중국, 100034
        • Peking University first hospital

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

50년 이상 (성인, 고령자)

건강한 자원 봉사자를 받아들입니다

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연구 대상 성별

모두

설명

Inclusion Criteria:

  1. Age of 50 years or over;
  2. Scheduled to undergo open or laparoscope assisted upper abdominal or intrathoracic surgery;
  3. The expected duration of surgery is 2 hours or longer;
  4. Identified at high risk of PPCs according to the ARISCAT risk score (ARISCAT predictive score ≥45).

Exclusion Criteria:

  1. American Society of Anesthesiologists (ASA) physical classification ≥ IV or the expected survival duration ≤ 24 h;
  2. Preoperative history of prostatic hypertrophy or glaucoma;
  3. History of myocardial infarction, severe heart dysfunction (New York Heart Association functional classification ≥ 3) or tachyarrhythmia within one year;
  4. Inhalation of β2-receptor activator, M-receptor blockers and/or glucocorticoids within one month before surgery;
  5. Severe renal dysfunction (requirement of renal replacement therapy) or severe hepatic dysfunction (Child-Pugh grade C);
  6. History of acute stroke within three months before surgery;
  7. Refuse to participate in the study or unable to cooperate with the inhalation therapy;
  8. Participation in other clinical trial during the last month or within the six half-life periods of the study drug used in the last trial.

공부 계획

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

연구는 어떻게 설계됩니까?

디자인 세부사항

  • 주 목적: 방지
  • 할당: 무작위
  • 중재 모델: 병렬 할당
  • 마스킹: 네 배로

무기와 개입

참가자 그룹 / 팔
개입 / 치료
실험적: Penehyclidine group
Penehyclidine inhalation is administered (penehyclidine hydrochloride 0.5 mg/0.5 ml + normal saline 5.5 ml) once every 12 hours from the night before surgery till the second day after surgery. The total number of inhalation is seven times. Study drug inhalation is performed with the high-flow oxygendriven method for the non-intubated patients or with the atomizing inhalation device of ventilator for the intubated patients.
Penehyclidine inhalation is administered by inhalation (penehyclidine hydrochloride 0.5 mg/0.5 ml, mixed with normal saline 5.5 ml) once every 12 hours from the night before surgery till the second day after surgery. The total number of inhalation is seven times. Study drug inhalation is performed with the high-flow oxygen-driven method for the non-intubated patients or with the atomizing inhalation device of ventilator for the intubated patients
위약 비교기: Placebo group
Placebo inhalation is administered by inhalation (water for injection 0.5 ml + normal saline 5.5 ml ) once every 12 hours from the night before surgery till the second day after surgery. The total number of inhalation is seven times. Study drug inhalation will be performed with the high-flow oxygen-driven method for the non-intubated patients or with the atomizing inhalation device of ventilator for the intubated patients.
Placebo inhalation is administered by inhalation (water for injection 0.5 ml, mixed with normal saline 5.5 ml) once every 12 hours from the night before surgery till the second day after surgery. The total number of inhalation is seven times. Study drug inhalation is performed with the high-flow oxygendriven method for the non-intubated patients or with the atomizing inhalation device of ventilator for the intubated patients.

연구는 무엇을 측정합니까?

주요 결과 측정

결과 측정
측정값 설명
기간
Duration of overall survival within 3 years after surgery
기간: From the day of surgery until the end of the 3rd year after surgery
Duration of overall survival within 3 years after surgery
From the day of surgery until the end of the 3rd year after surgery

2차 결과 측정

결과 측정
측정값 설명
기간
Survival rates at different timepoints after surgery
기간: At the end of the 1st, 2nd, and 3rd year after surgery
Survival rates at different timepoints after surgery
At the end of the 1st, 2nd, and 3rd year after surgery
Duration of recurrence-free survival within 3 years after surgery
기간: From the day of surgery until the end of the 3rd year after surgery
Duration of recurrence-free survival within 3 years after surgery for primary cancer
From the day of surgery until the end of the 3rd year after surgery
Ocurrence of new-onset diseases during the 3-year period after surgery
기간: From the day of surgery until the end of the 3rd year after surgery
New-onset diseases indicate those that occurred during the 3-year period after surgery and required medical therapy, such as acute myocardial infarction, stroke, new cancer, etc.
From the day of surgery until the end of the 3rd year after surgery
Cognitive function of 3-year survivors
기간: Assessed at the end of the 3rd year after surgery
Cognitive function is assessed with the Telephone Interview for Cognitive Status-Modified (TICS-m)
Assessed at the end of the 3rd year after surgery
The quality of life in 3-year survivors
기간: Assessed at the end of the 3rd year after surgery
The quality of life is assessed with the World Health Organization Quality of Life-BREF (WHOQOL-BREF)
Assessed at the end of the 3rd year after surgery
The quality of life in 3-year survivors with chronic pulmonary disease
기간: Assessed at the end of the 3rd year after surgery
The quality of life is assessed with the St. George's Respiratory Questionnaire (SGRQ)
Assessed at the end of the 3rd year after surgery

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일반 간행물

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)

2018년 11월 10일

기본 완료 (실제)

2021년 12월 1일

연구 완료 (실제)

2021년 12월 1일

연구 등록 날짜

최초 제출

2019년 3월 3일

QC 기준을 충족하는 최초 제출

2019년 3월 7일

처음 게시됨 (실제)

2019년 3월 11일

연구 기록 업데이트

마지막 업데이트 게시됨 (실제)

2022년 4월 20일

QC 기준을 충족하는 마지막 업데이트 제출

2022년 4월 19일

마지막으로 확인됨

2022년 4월 1일

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Penehyclidine inhalation에 대한 임상 시험

3
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