The Study of Perioperative Intravenous Infusion of Lidocaine on Postoperative Analgesia in Patients Undergoing Single-port Thoracoscopic

The purpose of this study is to evaluate the effect of intravenous lidocaine infusion on pain and opioid dosage in patients undergoing single-port thoracoscopic surgery,and to evaluate the effects of perioperative catecholamine levels, extubation time, incidence of nausea and vomiting, patient satisfaction and hospital stay.

Study Overview

Status

Unknown

Conditions

Intervention / Treatment

Detailed Description

The World Congress on Pain identified pain as the "fifth leading indicator of human life" after breathing, pulse, body temperature and blood pressure. Postoperative pain is an acute nociceptive pain caused by surgical trauma and is a complex stress response in the body, especially in 72 hours after surgery. Pain after thoracic surgery is a more severe type of surgery in various types of surgery.

Acute pain at the early stage of operation is not only an external signal of body injury, but also an independent factor inducing stress response and systemic inflammatory response syndrome (SIRS). Pain stimulus can also cause excessive release of catecholamine, damage of vascular endothelial cells and neutrophil aggregation, which can induce cytokine "waterfall" secretion. Stress, pain and inflammation induce and interact with each other, which seriously affects the early recovery of patients after operation. Timely and effective post-operative analgesia can not only alleviate patients'pain, but also avoid a series of stress reactions. It provides favorable conditions for the stability of patients' physiological function and recovery of their body after operation.

Although multimodal analgesia has largely replaced monotherapy with opioids, they are still the most commonly used drugs for postoperative pain. Lidocaine is an amide local anesthetic which when used intravenously demonstrates significant analgesic, anti-hyperalgesic and anti-inflammatory properties .

Intravenous infusion of lidocaine has a good effect on fibromyalgia, chronic neuropathic pain, opioid tolerance and other chronic pain, and can reduce postoperative acute pain. In the 1960s, Barlett et al. first published a study on the use of lidocaine intravenous infusion for postoperative analgesia.Since then, more and more researchers have begun to explore the use of lidocaine in the treatment of postoperative acute pain.In 2007, Kaba et al. selected patients who underwent colectomy as an experimental subject, and intravenously injected lidocaine during the perioperative period. The results showed that the pain of the experimental group was effectively relieved and the use of opioids was reduced. In 2008, Lauwick et al. used laparoscopic cholecystectomy as the experimental subject. The results showed that the dose of opioid analgesia in the lidocaine group was significantly lower than that in the control group, and the postoperative pain was effectively improved. In 2009, Yardeni et al. selected patients undergoing total hysterectomy as experimental subjects and intravenously injected lidocaine during the perioperative period. The results confirmed that the hemodynamics of the experimental group was more stable, the average dosage of anesthetics was reduced, and the pain was significantly improved.However, to date, there is no strong evidence for the effect of perioperative intravenous infusion of lidocaine in single-port thoracoscopic surgery, so we designed this study.

Study Type

Interventional

Enrollment (Anticipated)

80

Phase

  • Phase 4

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • Zhejiang
      • Hangzhou, Zhejiang, China, 310009
        • Recruiting
        • The Second Affiliated Hospital Zhejiang University School of Medicine
        • Contact:

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 70 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Patients undergoing single-port thoracoscopic with a left double lumen bronchial catheter
  • Age ≧ 18 years old, ≦70 years old
  • Temperature, white blood cells, and hemoglobin were normal before surgery
  • Patient informed consent

Exclusion Criteria:

  • Patients with a history of surgery within six months
  • Patients with dysfunction of heart, liver, kidney, lung, pancreas or other important organs
  • American Society of Anesthesiologists (ASA) physical Status classes ≧ Ⅲ
  • Allergic to lidocaine
  • Bradycardia (heart rate < 60 beats/min) or atrioventricular block
  • Mental disorder
  • Patients requiring a right double lumen bronchial catheter

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Double

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: Lidocaine group
First group (lidocaine group) will include those who receive a intraoperative lidocaine infusion.Induction bolus dose of 1.5 mg/kg body weight ( 30 minutes before incision)followed by a continous lidocaine infusion of 2mg/kg/h,until 1 hours after skin closure.
regimen of lidocaine administration of 1.5 mg/kg, IV bolus, followed by continuous infusion at 2 mg/kg/h
Placebo Comparator: Saline group
The second group(saline group) will include those who receive a intraoperative placebo.The same dosage of saline was given according to the same method of administration in the lidocaine group.
IV bolus of saline, followed by continuous infusion of saline

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Postoperative pain score
Time Frame: Immediately postoperation
Using Visual Analogue Scales
Immediately postoperation
Postoperative pain score
Time Frame: 1 hour postoperation
Using Visual Analogue Scales
1 hour postoperation
Postoperative pain score
Time Frame: 4 hours postoperation
Using Visual Analogue Scales
4 hours postoperation
Postoperative pain score
Time Frame: 8 hours postoperation
Using Visual Analogue Scales
8 hours postoperation
Postoperative pain score
Time Frame: 24 hours postoperation
Using Visual Analogue Scales
24 hours postoperation
Postoperative pain score
Time Frame: 48 hours postoperation
Using Visual Analogue Scales
48 hours postoperation

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Opioid requirement
Time Frame: Immediately postoperation
The dosage of opioids was recorded
Immediately postoperation
Opioid requirement
Time Frame: 1 hour postoperation
The dosage of opioids was recorded
1 hour postoperation
Opioid requirement
Time Frame: 4 hours postoperation
The dosage of opioids was recorded
4 hours postoperation
Opioid requirement
Time Frame: 8 hours postoperation
The dosage of opioids was recorded
8 hours postoperation
Opioid requirement
Time Frame: 24 hours postoperation
The dosage of opioids was recorded
24 hours postoperation
Opioid requirement
Time Frame: 48 hours postoperation
The dosage of opioids was recorded
48 hours postoperation
Pressing times of PCIA postoperation
Time Frame: 48 hours postoperation
The pressing times of PCIA within 48 hours postoperation was recorded
48 hours postoperation
Occurrence of nausea and/or vomiting
Time Frame: 48 hours postoperation
The occurrence of nausea and vomiting within 48 hours postoperation was recorded
48 hours postoperation
Blood level of adrenaline
Time Frame: before induction
Perioperative blood level of adrenaline was recorded
before induction
Blood level of adrenaline
Time Frame: after incision
Perioperative blood level of adrenaline was recorded
after incision
Blood level of adrenaline
Time Frame: immediately after extubation
Perioperative blood level of adrenaline was recorded
immediately after extubation
Blood level of norepinephrine
Time Frame: before induction
Perioperative blood level of norepinephrine was recorded
before induction
Blood level of norepinephrine
Time Frame: after incision
Perioperative blood level of norepinephrine was recorded
after incision
Blood level of norepinephrine
Time Frame: immediately after extubation
Perioperative blood level of norepinephrine was recorded
immediately after extubation
Blood level of adrenocortical
Time Frame: before induction
Perioperative blood level of adrenocortical was recorded
before induction
Blood level of adrenocortical
Time Frame: after incision
Perioperative blood level of adrenocortical was recorded
after incision
Blood level of adrenocortical
Time Frame: immediately after extubation
Perioperative blood level of adrenocortical was recorded
immediately after extubation
Blood level of TNF-alpha
Time Frame: before induction
Perioperative blood level of TNF-alpha was recorded
before induction
Blood level of TNF-alpha
Time Frame: after incision
Perioperative blood level of TNF-alpha was recorded
after incision
Blood level of TNF-alpha
Time Frame: immediately after extubation
Perioperative blood level of TNF-alpha was recorded
immediately after extubation
Blood level of IL-6
Time Frame: before induction
Perioperative blood level of IL-6 was recorded
before induction
Blood level of IL-6
Time Frame: after incision
Perioperative blood level of IL-6 was recorded
after incision
Blood level of IL-6
Time Frame: immediately after extubation
Perioperative blood level of IL-6 was recorded
immediately after extubation
Blood level of IL-10
Time Frame: before induction
Perioperative blood level of IL-10 was recorded
before induction
Blood level of IL-10
Time Frame: after incision
Perioperative blood level of IL-10 was recorded
after incision
Blood level of IL-10
Time Frame: immediately after extubation
Perioperative blood level of IL-10 was recorded
immediately after extubation
Duration of hospital stay
Time Frame: from day of surgery until day of discharge from hospital
length of hospital stay (in days)
from day of surgery until day of discharge from hospital

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Study Chair: Congcong Chen, Second Affiliated Hospital, School of Medicine, Zhejiang University

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Anticipated)

August 1, 2019

Primary Completion (Anticipated)

December 31, 2019

Study Completion (Anticipated)

December 31, 2020

Study Registration Dates

First Submitted

July 19, 2019

First Submitted That Met QC Criteria

July 31, 2019

First Posted (Actual)

August 2, 2019

Study Record Updates

Last Update Posted (Actual)

August 2, 2019

Last Update Submitted That Met QC Criteria

July 31, 2019

Last Verified

July 1, 2019

More Information

Terms related to this study

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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