Lung CancerNCT03449563
Effects of Open Thoracic Paravertebral Block on Postoperative Analgesia
A study testing Open TPVB and Ultrasound-guided TPVB in people with Lung Cancer, run by Kunming Medical University.
Trial summary
The study was aimed to assess the effects of open thoracic paravertebral block on postoperative analgesia in patients undergoing open pulmonary lobectomy under general anesthesia. Read more about this study
- Who is it for?
- Ages 35 to 75 years
- Conditions the study is for
- Lung Cancer
- What is being tested?
- Open TPVB and Ultrasound-guided TPVB
- Type of treatment
- Injection or infusion
- Could I receive a placebo?
- Yes, some participants may receive a placebo
- How many people
- 90 participants
- Where
- No sites listed yet
- Study dates
- 1 Sep 2016to 28 Dec 2017
- Phase
- Interventional
- Are there results?
- None posted in the registry
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 35 to 75 years
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- with American Society of Anesthesiologists physical status Ⅰor Ⅱ
- aged 35 - 75 years old
- with body mass index of 20 - 25 kg/m2,
- scheduled for open pulmonary lobectomy under general anaesthesia at the First Affiliated Hospital of Kunming Medical University
Who cannot join
- cardiovascular and/or cerebrovascular disease;
- diabetes; pre-existing liver, lung or kidney dysfunction;
- bilateral surgery; take operations again within 48 h after the surgery;
- with serious pulmonary infection and coagulation dysfunction
About this study
Official title: Effects of Open Thoracic Paravertebral Block on Postoperative Analgesia in Patients Undergoing Open Pulmonary Lobectomy
The study was aimed to assess the effects of open thoracic paravertebral block on postoperative analgesia in patients undergoing open pulmonary lobectomy under general anesthesia. Then, A total of 90 patients with American Society of Anesthesiologists (ASA) scores of Ⅰ or Ⅱ, scheduled for open pulmonary lobectomy under propofol - remifentanil total intravenous anaesthesia, were randomly divided into PCIA group (group G), Ultrasound-guided TPVB combined with PCIA group (group U), and open TPVB combined with PCIA group (group E).Finally, the study find that Open TPVB can provided satisfactory analgesia for patients undergoing open pulmonary lobectomy under general anesthesia, and the analgesia efficacy was equivalent to the TPVB under ultrasound guidance,which should be popularized.
Read the detailed description
Purpose: The study was aimed to assess the effects of open thoracic paravertebral block on postoperative analgesia in patients undergoing open pulmonary lobectomy under general anesthesia.
Methods: A total of 90 patients with American Society of Anesthesiologists (ASA) scores of Ⅰ or Ⅱ, scheduled for open pulmonary lobectomy under propofol - remifentanil total intravenous anaesthesia, were randomly divided into 3 groups (n = 30 each) by using a random number table: PCIA group (group G), Ultrasound-guided TPVB combined with PCIA group (group U), and open TPVB combined with PCIA group (group E). In group G, patients were received PCIA after the surgery. In group U, TPVB was performed on the operated side under ultrasound guidance with 0.25% ropivacaine 30 ml combined with the PCIA after the surgery. In group E, the TPVB was performed under the direct vision with 0.25% ropivacaine 30 ml combined with the PCIA. The Visual Analogue Score (VAS) at rest and during coughing, the sensory nerve block segment, as well as the respiratory rate were measured and recorded at different time-points. Furthermore, the hemodynamic vital signs at different time - points, the number of successfully delivered doses 48 h after the surgery, as well as the incidence of postoperative complications were also recorded and analyzed.
- Conditions
- Lung Cancer
- Being tested
- Open TPVB, Ultrasound-guided TPVB, placebo
- Keywords
- thoracic paravertebral block, postoperative analgesia, pulmonary lobectomy
- Medical subject headings
- Lung Neoplasms
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Open TPVBCombination product
In Group E,the thoracic paravertebral block was performed under the direct vision with 0.25% ropivacaine 30 ml,and the Patient-controlled intravenous analgesia was administer after the surgery.
Ultrasound-guided TPVBCombination product
In Group U, thoracic paravertebral block was performed on the operated side under ultrasound guidance with 0.25% ropivacaine 30 ml,and the Patient-controlled intravenous analgesia was administer after the surgery.
placeboOther
In Group G,patients were just received Patient-controlled intravenous analgesia after the surgery.
| Study group | Role | What they receive |
|---|---|---|
| Placebo group (group G) | Placebo comparator | Not described Receives: Other: placebo |
| Ultrasound-guided TPVB group (group U) | Active comparator | Not described Receives: Combination Product: Ultrasound-guided TPVB |
| open TPVB group(group E) | Experimental | Not described Receives: Combination Product: Open TPVB |
What is being measured
The primary outcome is the main question the study is designed to answer.
Change in Visual Analogue Score at rest
Visual Analogue Score at rest was recorded at 30 minutes after extubation,1 hour after extubation, 2 hour after extubation, 4 hour after extubation, 6 hour after extubation, 8 hour after extubation, 12 hour after extubation, 24 hour after extubation, 48 hour after extubation. And the Visual Analogue Score was ranged from 0 to 10 (0 = no pain and 10 = worst pain imaginable).
Measured: 30 minutes after extubation,1 hour after extubation, 2 hour after extubation, 4 hour after extubation, 6 hour after extubation, 8 hour after extubation, 12 hour after extubation, 24 hour after extubation, 48 hour after extubation
Change in Visual Analogue Score during coughing
Visual Analogue Score (VAS) during coughing was recorded 30 minutes after extubation,1 hour after extubation, 2 hour after extubation, 4 hour after extubation, 6 hour after extubation, 8 hour after extubation, 12 hour after extubation, 24 hour after extubation, 48 hour after extubation. And the Visual Analogue Score was ranged from 0 to 10 (0 = no pain and 10 = worst pain imaginable).
Measured: 30 minutes after extubation,1 hour after extubation, 2 hour after extubation, 4 hour after extubation, 6 hour after extubation, 8 hour after extubation, 12 hour after extubation, 24 hour after extubation, 48 hour after extubation
Change in the respiratory rate
The respiratory rate was recorded at 30 minutes after extubation,1 hour after extubation, 2 hour after extubation, 4 hour after extubation, 6 hour after extubation, 8 hour after extubation, 12 hour after extubation, 24 hour after extubation, 48 hour after extubation.
Measured: 30 minutes after extubation,1 hour after extubation, 2 hour after extubation, 4 hour after extubation, 6 hour after extubation, 8 hour after extubation, 12 hour after extubation, 24 hour after extubation, 48 hour after extubation.
Secondary outcomes (7)
Change in Blood pressure
The blood pressure was recorded at the time points of immediately after the nerve block, 5 minutes after the nerve block, 10 minutes after the nerve block, 15 minutes after the nerve block, 20 minutes after the nerve block, 30 minutes after the nerve block, 45 minutes after the nerve block, 1 hour after the nerve block, 2 hour after the nerve block.
Measured: immediately after the nerve block, 5 minutes after the nerve block, 10 minutes after the nerve block, 15 minutes after the nerve block, 20 minutes after the nerve block, 30 minutes after the nerve block, 45 minutes after the nerve block, 1 hour after the
Change in Heart Rate
The Heart Rate was recorded at the time points of immediately after the nerve block, 5 minutes after the nerve block, 10 minutes after the nerve block, 15 minutes after the nerve block, 20 minutes after the nerve block, 30 minutes after the nerve block, 45 minutes after the nerve block, 1 hour after the nerve block, 2 hour after the nerve block.
Measured: immediately after the nerve block, 5 minutes after the nerve block, 10 minutes after the nerve block, 15 minutes after the nerve block, 20 minutes after the nerve block, 30 minutes after the nerve block, 45 minutes after the nerve block, 1 hour after the
Change in pulse oximetry
The pulse oximetry was recorded at the time points of immediately after the nerve block, 5 minutes after the nerve block, 10 minutes after the nerve block, 15 minutes after the nerve block, 20 minutes after the nerve block, 30 minutes after the nerve block, 45 minutes after the nerve block, 1 hour after the nerve block, 2 hour after the nerve block.
Measured: immediately after the nerve block, 5 minutes after the nerve block, 10 minutes after the nerve block, 15 minutes after the nerve block, 20 minutes after the nerve block, 30 minutes after the nerve block, 45 minutes after the nerve block, 1 hour after the
The number of successfully delivered doses of the patient-controlled intravenous analgesia pump
The number of successfully delivered doses of the patient-controlled intravenous analgesia pump was recorded 48 hour after the surgery.
Measured: 48 hour after the surgery
The operating time of thoracic paravertebral block
Measured: From onset the thoracic paravertebral block to 24 hour after the surgery
The degree of parents'satisfaction with analgesia
The degree of parents'satisfaction with analgesia was recorded three days after the surgery.
Measured: up to three days after the surgery
The postoperative complications like agitation, respiratory depression, nausea, vomiting
The postoperative complications like agitation, respiratory depression, nausea, vomiting were recorded three days after the surgery.
Measured: up to three days after the surgery
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted28 Feb 2018
- Study start1 Sep 2016
- Primary completion9 Nov 2017
- Study completion28 Dec 2017
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Lung CancerStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase N/A
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Single blind
- Who is masked
- Participant
- Enrolment
- 90 participants (actual)
Sponsor and investigators
- Lead sponsor
- Kunming Medical University
- Sponsor type
- University, hospital or other
- Responsible party
- Principal investigator, Wenya Bai, Kunming Medical University
- Investigators
- Guoliang Zhao, Principal investigator, First Affiliated Hospital of Kunming Medical University
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT03449563
- Sponsor's protocol ID
- Nerve block
- Status last verified
- Feb 2018
- First submitted
- 11 Feb 2018
- Last updated
- 28 Feb 2018
- Results posted
- No
Study at a glance
From the registry record, last updated by the sponsor on 28 Feb 2018. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Effects of Open Thoracic Paravertebral Block on Postoperative Analgesia in Patients Undergoing Open Pulmonary Lobectomy
- ClinicalTrials.gov ID
- NCT03449563
- Acronym / sponsor ID
- Nerve block
- Conditions
- Lung Cancer
- Keywords
- thoracic paravertebral block, postoperative analgesia, pulmonary lobectomy
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 90 participants (actual)
- Lead sponsor
- Kunming Medical UniversityUniversity, hospital or other
- Study start
- 1 Sep 2016 (actual)
- Primary completion
- 9 Nov 2017 (actual)
- Study completion
- 28 Dec 2017 (actual)
- First posted
- 28 Feb 2018 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
The study was aimed to assess the effects of open thoracic paravertebral block on postoperative analgesia in patients undergoing open pulmonary lobectomy under general anesthesia. Then, A total of 90 patients with American Society of Anesthesiologists (ASA) scores of Ⅰ or Ⅱ, scheduled for open pulmonary lobectomy under propofol - remifentanil total intravenous anaesthesia, were randomly divided into PCIA group (group G), Ultrasound-guided TPVB combined with PCIA group (group U), and open TPVB combined with PCIA group (group E).Finally, the study find that Open TPVB can provided satisfactory analgesia for patients undergoing open pulmonary lobectomy under general anesthesia, and the analgesia efficacy was equivalent to the TPVB under ultrasound guidance,which should be popularized.
Detailed description
Purpose: The study was aimed to assess the effects of open thoracic paravertebral block on postoperative analgesia in patients undergoing open pulmonary lobectomy under general anesthesia.
Methods: A total of 90 patients with American Society of Anesthesiologists (ASA) scores of Ⅰ or Ⅱ, scheduled for open pulmonary lobectomy under propofol - remifentanil total intravenous anaesthesia, were randomly divided into 3 groups (n = 30 each) by using a random number table: PCIA group (group G), Ultrasound-guided TPVB combined with PCIA group (group U), and open TPVB combined with PCIA group (group E). In group G, patients were received PCIA after the surgery. In group U, TPVB was performed on the operated side under ultrasound guidance with 0.25% ropivacaine 30 ml combined with the PCIA after the surgery. In group E, the TPVB was performed under the direct vision with 0.25% ropivacaine 30 ml combined with the PCIA. The Visual Analogue Score (VAS) at rest and during coughing, the sensory nerve block segment, as well as the respiratory rate were measured and recorded at different time-points. Furthermore, the hemodynamic vital signs at different time - points, the number of successfully delivered doses 48 h after the surgery, as well as the incidence of postoperative complications were also recorded and analyzed.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Single blind (participant)
- Number of arms
- 3
| Arm | Type | Receives |
|---|---|---|
| Placebo group (group G) | Placebo comparator | Other: placebo |
| Ultrasound-guided TPVB group (group U) | Active comparator | Combination Product: Ultrasound-guided TPVB |
| open TPVB group(group E) | Experimental | Combination Product: Open TPVB |
Who may qualify
- Ages
- 35 to 75 years
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (4 listed)
- with American Society of Anesthesiologists physical status Ⅰor Ⅱ
- aged 35 - 75 years old
- with body mass index of 20 - 25 kg/m2,
- scheduled for open pulmonary lobectomy under general anaesthesia at the First Affiliated Hospital of Kunming Medical University
Key exclusion criteria (4 listed)
- cardiovascular and/or cerebrovascular disease;
- diabetes; pre-existing liver, lung or kidney dysfunction;
- bilateral surgery; take operations again within 48 h after the surgery;
- with serious pulmonary infection and coagulation dysfunction
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Open TPVBIn Group E,the thoracic paravertebral block was performed under the direct vision with 0.25% ropivacaine 30 ml,and the Patient-controlled intravenous analgesia was administer after the surgery. | Combination product | open TPVB group(group E) |
| Ultrasound-guided TPVBIn Group U, thoracic paravertebral block was performed on the operated side under ultrasound guidance with 0.25% ropivacaine 30 ml,and the Patient-controlled intravenous analgesia was administer after the surgery. | Combination product | Ultrasound-guided TPVB group (group U) |
| placeboIn Group G,patients were just received Patient-controlled intravenous analgesia after the surgery. | Other | Placebo group (group G) |
Primary outcome
Change in Visual Analogue Score at rest
Time frame: 30 minutes after extubation,1 hour after extubation, 2 hour after extubation, 4 hour after extubation, 6 hour after extubation, 8 hour after extubation, 12 hour after extubation, 24 hour after extubation, 48 hour after extubation
Visual Analogue Score at rest was recorded at 30 minutes after extubation,1 hour after extubation, 2 hour after extubation, 4 hour after extubation, 6 hour after extubation, 8 hour after extubation, 12 hour after extubation, 24 hour after extubation, 48 hour after extubation. And the Visual Analogue Score was ranged from 0 to 10 (0 = no pain and 10 = worst pain imaginable).
Change in Visual Analogue Score during coughing
Time frame: 30 minutes after extubation,1 hour after extubation, 2 hour after extubation, 4 hour after extubation, 6 hour after extubation, 8 hour after extubation, 12 hour after extubation, 24 hour after extubation, 48 hour after extubation
Visual Analogue Score (VAS) during coughing was recorded 30 minutes after extubation,1 hour after extubation, 2 hour after extubation, 4 hour after extubation, 6 hour after extubation, 8 hour after extubation, 12 hour after extubation, 24 hour after extubation, 48 hour after extubation. And the Visual Analogue Score was ranged from 0 to 10 (0 = no pain and 10 = worst pain imaginable).
Change in the respiratory rate
Time frame: 30 minutes after extubation,1 hour after extubation, 2 hour after extubation, 4 hour after extubation, 6 hour after extubation, 8 hour after extubation, 12 hour after extubation, 24 hour after extubation, 48 hour after extubation.
The respiratory rate was recorded at 30 minutes after extubation,1 hour after extubation, 2 hour after extubation, 4 hour after extubation, 6 hour after extubation, 8 hour after extubation, 12 hour after extubation, 24 hour after extubation, 48 hour after extubation.
7 secondary outcomes
Change in Blood pressure
Time frame: immediately after the nerve block, 5 minutes after the nerve block, 10 minutes after the nerve block, 15 minutes after the nerve block, 20 minutes after the nerve block, 30 minutes after the nerve block, 45 minutes after the nerve block, 1 hour after the
Change in Heart Rate
Time frame: immediately after the nerve block, 5 minutes after the nerve block, 10 minutes after the nerve block, 15 minutes after the nerve block, 20 minutes after the nerve block, 30 minutes after the nerve block, 45 minutes after the nerve block, 1 hour after the
Change in pulse oximetry
Time frame: immediately after the nerve block, 5 minutes after the nerve block, 10 minutes after the nerve block, 15 minutes after the nerve block, 20 minutes after the nerve block, 30 minutes after the nerve block, 45 minutes after the nerve block, 1 hour after the
The number of successfully delivered doses of the patient-controlled intravenous analgesia pump
Time frame: 48 hour after the surgery
The operating time of thoracic paravertebral block
Time frame: From onset the thoracic paravertebral block to 24 hour after the surgery
The degree of parents'satisfaction with analgesia
Time frame: up to three days after the surgery
The postoperative complications like agitation, respiratory depression, nausea, vomiting
Time frame: up to three days after the surgery
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 28 Feb 2018.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Guoliang Zhao principal investigator
First Affiliated Hospital of Kunming Medical University
Questions about this trial
What is this clinical trial studying?
A study testing Open TPVB and Ultrasound-guided TPVB in people with Lung Cancer, run by Kunming Medical University.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 4 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 28 Feb 2018. Status can change between updates, so confirm with the study contact before making plans.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Change in Visual Analogue Score at rest (time frame: 30 minutes after extubation,1 hour after extubation, 2 hour after extubation, 4 hour after extubation, 6 hour after extubation, 8 hour after extubation, 12 hour after extubation, 24 hour after extubation, 48 hour after extubation). The study lists 3 primary outcomes in all. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 28 Feb 2018.