UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000013449
Receipt number R000015690
Scientific Title Efficacy of bilateral continuous transversus abdominis plane blocks for postoperative analgesia after gynecological cancer surgery: a prospective, randomized, placebo-controlled, triple-blind study
Date of disclosure of the study information 2014/03/18
Last modified on 2018/03/31 10:27:36

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Basic information

Public title

Efficacy of bilateral continuous transversus abdominis plane blocks for postoperative analgesia after gynecological cancer surgery: a prospective, randomized, placebo-controlled, triple-blind study

Acronym

Efficacy of bilateral continuous transversus abdominis plane blocks for postoperative analgesia after gynecological cancer surgery

Scientific Title

Efficacy of bilateral continuous transversus abdominis plane blocks for postoperative analgesia after gynecological cancer surgery: a prospective, randomized, placebo-controlled, triple-blind study

Scientific Title:Acronym

Efficacy of bilateral continuous transversus abdominis plane blocks for postoperative analgesia after gynecological cancer surgery

Region

Japan


Condition

Condition

Patients scheduled for an elective gynecological cancer surgery including pelvic lymph node dissection or biopsy

Classification by specialty

Obstetrics and Gynecology Anesthesiology

Classification by malignancy

Malignancy

Genomic information

NO


Objectives

Narrative objectives1

We will evaluate the efficacy of bilateral continuous transversus abdominis plane (TAP) blocks for postoperative analgesia after gynecological cancer surgery, compared with bilateral single-injection TAP blocks.

Basic objectives2

Safety,Efficacy

Basic objectives -Others


Trial characteristics_1

Confirmatory

Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Cumulative morphine consumption 24 h after the TAP catheter placement

Key secondary outcomes

Pain scale
Sedation level
Incidence of postoperative nausea and vomiting
Incidence of local anesthetic systemic toxicity
Time to ambulation
Time to flatus


Base

Study type

Interventional


Study design

Basic design

Parallel

Randomization

Randomized

Randomization unit

Individual

Blinding

Double blind -all involved are blinded

Control

Placebo

Stratification

NO

Dynamic allocation

NO

Institution consideration

Institution is not considered as adjustment factor.

Blocking

YES

Concealment

No need to know


Intervention

No. of arms

2

Purpose of intervention

Treatment

Type of intervention

Medicine Maneuver

Interventions/Control_1

Patients will be inserted catheters into their bilateral transversus abdominis planes under ultrasound guidance and receive continuous infusions of local anesthetics through the catheters.

Interventions/Control_2

Patients will be inserted catheters into their bilateral transversus abdominis planes under ultrasound guidance and receive continuous infusions of normal saline through the catheters.

Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

20 years-old <=

Age-upper limit

80 years-old >

Gender

Female

Key inclusion criteria

1. Patients undergoing gynecological cancer surgery including pelvic lymph node dissection or biopsy at Niigata University Medical and Dental Hospital
2. Written informed consent is provided

Key exclusion criteria

1. American Society of Anesthesiologists Physical Status 4 or above
2. Inability to communicate lucidly
3. Under 20 or over 80 years old
4. Body Mass Index >30 kg/m^2
5. Body weight <40 kg
6. Contraindication or allergy to drugs used in this study
7. Renal or hepatic failure
8. Pre-existing sensory disturbance of the trunk
9. Chronic opioid use
10. Previous laparotomy with the incision crossing the subcostal line
11. Infection at the injection site
12. Surgery without pelvic node dissection or biopsy
13. Patients who undergo colectomy including stoma creation
14. Pregnant woman
15. Patients who are regarded ineligible by researchers with any other reasons

Target sample size

80


Research contact person

Name of lead principal investigator

1st name
Middle name
Last name Hiroshi Baba

Organization

Niigata University Graduate School of Medical and Dental Sciences

Division name

Division of Anesthesiology

Zip code


Address

1-757, Asahimachi-dori Chuo-ku Niigata, JAPAN

TEL

025-227-2323

Email

baba@med.niigata-u.ac.jp


Public contact

Name of contact person

1st name
Middle name
Last name Takayuki Yoshida

Organization

Niigata University Graduate School of Medical and Dental Sciences

Division name

Division of Anesthesiology

Zip code


Address

1-757, Asahimachi-dori Chuo-ku Niigata, JAPAN

TEL

025-227-2328

Homepage URL


Email

ytaka@mac.com


Sponsor or person

Institute

Niigata University Medical and Dental Hospital

Institute

Department

Personal name



Funding Source

Organization

None

Organization

Division

Category of Funding Organization

Self funding

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization


Address


Tel


Email



Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions

新潟大学医歯学総合病院(新潟県)


Other administrative information

Date of disclosure of the study information

2014 Year 03 Month 18 Day


Related information

URL releasing protocol


Publication of results

Published


Result

URL related to results and publications


Number of participants that the trial has enrolled


Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Completed

Date of protocol fixation

2014 Year 02 Month 14 Day

Date of IRB


Anticipated trial start date

2014 Year 03 Month 28 Day

Last follow-up date

2016 Year 02 Month 27 Day

Date of closure to data entry

2016 Year 02 Month 27 Day

Date trial data considered complete

2016 Year 02 Month 27 Day

Date analysis concluded

2016 Year 03 Month 06 Day


Other

Other related information



Management information

Registered date

2014 Year 03 Month 18 Day

Last modified on

2018 Year 03 Month 31 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000015690


Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name