Studies of Application of Combined General Anesthesia and Bilateral TPVB in OPCABG

NCT ID: NCT02727712

Last Updated: 2016-04-05

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

UNKNOWN

Clinical Phase

PHASE4

Total Enrollment

60 participants

Study Classification

INTERVENTIONAL

Study Start Date

2016-04-30

Study Completion Date

2016-12-31

Brief Summary

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This study intends to compare the combination of general anesthesia (GA) and single-shot bilateral thoracic paravertebral block (TPVB) by ropivacaine in the patients undergoing off-pump coronary artery bypass surgery ( OPCAB) with traditional general anesthesia (GA) perioperative management of patients, committed to reducing patient's physical and psychological stress by surgical trauma, achieve the purpose of fast recovery, in order to establish an more effective perioperative management during off-pump coronary artery bypass surgery, improve patients' satisfaction and to accelerate postoperative rehabilitation safely.

Detailed Description

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This study intends to compare the combination of general anesthesia (GA) and single-shot bilateral thoracic paravertebral block (TPVB) by ropivacaine in the patients undergoing off-pump coronary artery bypass surgery ( OPCAB) with traditional general anesthesia (GA) perioperative management of patients, committed to reducing patient's physical and psychological stress by surgical trauma, achieve the purpose of fast recovery, in order to establish an more effective perioperative management during off-pump coronary artery bypass surgery, improve patients' satisfaction and to accelerate postoperative rehabilitation safely. Patients included in the study (approximately 60 cases) will be randomly divided into PVB(T2/3+T5/6)+GA experimental group (A), PVB(T3/4)+GA experimental group (B)the conventional GA control group (C). All groups received the preoperative preparation, anesthesia and postoperative treatment according to the traditional manner, the group A of patients has been received bilateral thoracic paravertebral block (TPVB T2/3+T5/6) by ropivacaine(0.3%,10ml\*4), group B will received bilateral thoracic paravertebral block (TPVB T3/4)by ropivacaine(0.3%,20ml\*2).,while the group C will received the conventional general anesthesia management without block.

Conditions

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Coronary Heart Disease

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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TPVB T2/3+T5/6+GA

the group A of patients has been received bilateral thoracic paravertebral block (TPVB T2/3+T5/6) by ropivacaine(0.3%,10ml\*4), before general anesthesia management

Group Type EXPERIMENTAL

bilateral thoracic paravertebral block

Intervention Type PROCEDURE

group A under TPVB((TPVB T2/3+T5/6) by ropivacaine(0.3%,10ml\*4)program

Transesophageal Echocardiography(TEE)

Intervention Type DEVICE

1. Apply Transesophageal Echocardiography(TEE)after anesthesia induction and draw 400ml autologous blood (Haemonetics®)used for the postoperative transfusion;
2. Goal-directed fluid management

Lung protection measure during the surgery(Dräger Primus)

Intervention Type DEVICE

Protective ventilation strategy(Low tidal volume about 6\~7ml/kg, joint use of PEEP)

Anesthesia drugs during the surgery

Intervention Type DRUG

1. Bilateral thoracic paravertebral block before induction of anesthesia;
2. Fast channel anesthesia • Induction use Sufentanil 0.5\~1ug/kg, Vecuronium for Injection 0.15mg/kg and Etomidate 0.2\~0.6mg/kg; ②. Maintain use Sufentanil Hydrochloride for Injection 0.01\~0.04ug/kg•min, Sevoflurane 0.5\~1.5MAC(minimum alveolar concentration) and Infusing Dexmedetomidine which load dose 0.5μg/kg in 10min then changed into 0.5-1.0μg/kg•h,Vecuronium 0.06\~0.12mg/kg•h; ③. Intravenous hydromorphone Hydrochloride Injection 0.15mg/kg before surgery over.

TPVB T3/4+GA

the group Bof patients has been received bilateral thoracic paravertebral block (TPVB 3/4) by ropivacaine(0.3%,10ml\*4), before general anesthesia management Device: The use of Transesophageal Echocardiography(TEE)、STAT PROFILE® and Haemonetics® during the surgery

Group Type EXPERIMENTAL

Transesophageal Echocardiography(TEE)

Intervention Type DEVICE

1. Apply Transesophageal Echocardiography(TEE)after anesthesia induction and draw 400ml autologous blood (Haemonetics®)used for the postoperative transfusion;
2. Goal-directed fluid management

Lung protection measure during the surgery(Dräger Primus)

Intervention Type DEVICE

Protective ventilation strategy(Low tidal volume about 6\~7ml/kg, joint use of PEEP)

Anesthesia drugs during the surgery

Intervention Type DRUG

1. Bilateral thoracic paravertebral block before induction of anesthesia;
2. Fast channel anesthesia • Induction use Sufentanil 0.5\~1ug/kg, Vecuronium for Injection 0.15mg/kg and Etomidate 0.2\~0.6mg/kg; ②. Maintain use Sufentanil Hydrochloride for Injection 0.01\~0.04ug/kg•min, Sevoflurane 0.5\~1.5MAC(minimum alveolar concentration) and Infusing Dexmedetomidine which load dose 0.5μg/kg in 10min then changed into 0.5-1.0μg/kg•h,Vecuronium 0.06\~0.12mg/kg•h; ③. Intravenous hydromorphone Hydrochloride Injection 0.15mg/kg before surgery over.

thoracic paravertebral block

Intervention Type PROCEDURE

group B under(TPVB T3/4)by ropivacaine(0.3%,20ml\*2)program

GA

group C under control (without TPVB)program Device: The use of Transesophageal Echocardiography(TEE)、STAT PROFILE® and Haemonetics® during the surgery

Group Type PLACEBO_COMPARATOR

Transesophageal Echocardiography(TEE)

Intervention Type DEVICE

1. Apply Transesophageal Echocardiography(TEE)after anesthesia induction and draw 400ml autologous blood (Haemonetics®)used for the postoperative transfusion;
2. Goal-directed fluid management

Lung protection measure during the surgery(Dräger Primus)

Intervention Type DEVICE

Protective ventilation strategy(Low tidal volume about 6\~7ml/kg, joint use of PEEP)

Anesthesia drugs during the surgery

Intervention Type DRUG

1. Bilateral thoracic paravertebral block before induction of anesthesia;
2. Fast channel anesthesia • Induction use Sufentanil 0.5\~1ug/kg, Vecuronium for Injection 0.15mg/kg and Etomidate 0.2\~0.6mg/kg; ②. Maintain use Sufentanil Hydrochloride for Injection 0.01\~0.04ug/kg•min, Sevoflurane 0.5\~1.5MAC(minimum alveolar concentration) and Infusing Dexmedetomidine which load dose 0.5μg/kg in 10min then changed into 0.5-1.0μg/kg•h,Vecuronium 0.06\~0.12mg/kg•h; ③. Intravenous hydromorphone Hydrochloride Injection 0.15mg/kg before surgery over.

Interventions

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bilateral thoracic paravertebral block

group A under TPVB((TPVB T2/3+T5/6) by ropivacaine(0.3%,10ml\*4)program

Intervention Type PROCEDURE

Transesophageal Echocardiography(TEE)

1. Apply Transesophageal Echocardiography(TEE)after anesthesia induction and draw 400ml autologous blood (Haemonetics®)used for the postoperative transfusion;
2. Goal-directed fluid management

Intervention Type DEVICE

Lung protection measure during the surgery(Dräger Primus)

Protective ventilation strategy(Low tidal volume about 6\~7ml/kg, joint use of PEEP)

Intervention Type DEVICE

Anesthesia drugs during the surgery

1. Bilateral thoracic paravertebral block before induction of anesthesia;
2. Fast channel anesthesia • Induction use Sufentanil 0.5\~1ug/kg, Vecuronium for Injection 0.15mg/kg and Etomidate 0.2\~0.6mg/kg; ②. Maintain use Sufentanil Hydrochloride for Injection 0.01\~0.04ug/kg•min, Sevoflurane 0.5\~1.5MAC(minimum alveolar concentration) and Infusing Dexmedetomidine which load dose 0.5μg/kg in 10min then changed into 0.5-1.0μg/kg•h,Vecuronium 0.06\~0.12mg/kg•h; ③. Intravenous hydromorphone Hydrochloride Injection 0.15mg/kg before surgery over.

Intervention Type DRUG

thoracic paravertebral block

group B under(TPVB T3/4)by ropivacaine(0.3%,20ml\*2)program

Intervention Type PROCEDURE

Eligibility Criteria

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Inclusion Criteria

* Heart function grade II - III (Using the cardiac function classification method formulated by American Heart Disease Institute)
* The in - hospital was treated with off pump coronary artery bypass grafting(CABG) operation and general anesthesia.
* Had a good cognition, and signed the informed consent.
* Aged between 35 and 80.
* The age, clinical examination and other generally situation of the two groups of patients had no statistical significance.

no merger of valvular disease left ventricular ejection fraction \> 40%, do not need intraaortic balloon counterpulsation support, without spinal deformity, no vertebral side clearance space-occupying lesions

Exclusion Criteria

* Combined with other blood coagulation dysfunction, serious brain, liver and kidney dysfunction, endocrine system diseases and serious infectious disease.
* Patients with severe mental disorders cannot cooperate with the treatment.
* Emergency operation
* Have taboo of Echocardiography and pulmonary catheterization by echocardiography.
* Allergic to Local anesthetics drug.
* Suspected or had alcohol, drug abuse history.
* Spinal or paravertebral lesions.
Minimum Eligible Age

35 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Xiangya Hospital of Central South University

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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e wang, phD

Role: PRINCIPAL_INVESTIGATOR

Xiangya Hospital of Central South University

Locations

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Xiangya Hospital of Central South University

Changsha, Hunan, China

Site Status

Countries

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China

Central Contacts

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e Wang, phD

Role: CONTACT

+86 731 84327413

junjie Zhang, MD

Role: CONTACT

+86 731 84327411

References

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Olivier JF, Bracco D, Nguyen P, Le N, Noiseux N, Hemmerling T; Perioperative Cardiac Surgery Research Group (PeriCARG). A novel approach for pain management in cardiac surgery via median sternotomy: bilateral single-shot paravertebral blocks. Heart Surg Forum. 2007;10(5):E357-62. doi: 10.1532/HSF98.20071082.

Reference Type BACKGROUND
PMID: 17855198 (View on PubMed)

Ganapathy S, Murkin JM, Boyd DW, Dobkowski W, Morgan J. Continuous percutaneous paravertebral block for minimally invasive cardiac surgery. J Cardiothorac Vasc Anesth. 1999 Oct;13(5):594-6. doi: 10.1016/s1053-0770(99)90015-0. No abstract available.

Reference Type RESULT
PMID: 10527232 (View on PubMed)

Mehta Y, Arora D, Sharma KK, Mishra Y, Wasir H, Trehan N. Comparison of continuous thoracic epidural and paravertebral block for postoperative analgesia after robotic-assisted coronary artery bypass surgery. Ann Card Anaesth. 2008 Jul-Dec;11(2):91-6. doi: 10.4103/0971-9784.41576.

Reference Type RESULT
PMID: 18603748 (View on PubMed)

Dhole S, Mehta Y, Saxena H, Juneja R, Trehan N. Comparison of continuous thoracic epidural and paravertebral blocks for postoperative analgesia after minimally invasive direct coronary artery bypass surgery. J Cardiothorac Vasc Anesth. 2001 Jun;15(3):288-92. doi: 10.1053/jcan.2001.23271.

Reference Type RESULT
PMID: 11426357 (View on PubMed)

Other Identifiers

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20160131

Identifier Type: -

Identifier Source: org_study_id

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