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Trial registered on ANZCTR
Registration number
ACTRN12611000096954
Ethics application status
Approved
Date submitted
18/01/2011
Date registered
28/01/2011
Date last updated
28/01/2011
Type of registration
Retrospectively registered
Titles & IDs
Public title
Acupuncture in the Temporomandibular Disorder: electromyographic analysis
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Scientific title
Acupuncture in the Temporomandibular Disorder: electromyographic analysis
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Secondary ID [1]
253443
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the trial has not a secondary ID
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Universal Trial Number (UTN)
U1111-1119-1225
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Temporomandibular disorder
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Condition category
Condition code
Physical Medicine / Rehabilitation
259124
259124
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0
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Physiotherapy
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
The acupuncture therapy was performed twice a week, with an average of 30 minutes for five uninterrupted weeks in individuals with temporomandibular disorders. The subjects were evaluated before, immediately after and after 10 sessions by surface electromyography of the masticatory muscles. The temporomandibular acupuncture points of needling were ST5, ST7, TH17, Taiyang, , Yntang, LI4 and GB43, placed in the subject's face, hands and foot.
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Intervention code [1]
257885
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Treatment: Devices
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Intervention code [2]
257929
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Treatment: Other
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Comparator / control treatment
No treatment group
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Control group
Active
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Outcomes
Primary outcome [1]
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There was significant reduction in the EMG activity of the left temporallis muscle (p= 0.0062) at rest mandibular position
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Assessment method [1]
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Timepoint [1]
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Immediately after the acupuncture session
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Primary outcome [2]
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There was significant reduction in the EMG activity of the left and right temporallis muscles (p= 0.009 and p= 0.002, respectively), at rest mandibular position.
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Assessment method [2]
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Timepoint [2]
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After 10 sessions of the treatment (five weeks)
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Primary outcome [3]
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No difference were observed in the EMG activity of the evaluated muscles during maximal intercuspal position.
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Assessment method [3]
261978
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Timepoint [3]
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Immediately after each individual session, and then after ten sessions of acupuncture
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Secondary outcome [1]
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An improvement between the masseter and temporalis muscles balance, observed by means of the electromyographic analyzis, was obtained with the treatment.
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Assessment method [1]
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Timepoint [1]
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After 10 sessions of acupuncture (five weeks)
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Eligibility
Key inclusion criteria
Subjects with complain of pain in the orofacial region and masticatory muscles.
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Minimum age
20
Years
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Maximum age
40
Years
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Sex
Females
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Can healthy volunteers participate?
No
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Key exclusion criteria
Presence of dental flaws and subjects under physiotherapeutic or odontological treatment
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Study design
Purpose of the study
Treatment
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Allocation to intervention
Non-randomised trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
The first 20 volunteers in the waiting list for treatment took part in the study group and next 20 took part in the control group.
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Masking / blinding
Open (masking not used)
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Who is / are masked / blinded?
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Intervention assignment
Parallel
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Other design features
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Phase
Not Applicable
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Type of endpoint/s
Efficacy
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Statistical methods / analysis
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Recruitment
Recruitment status
Completed
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Date of first participant enrolment
Anticipated
10/08/2009
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Actual
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
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Actual
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Sample size
Target
40
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Accrual to date
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Final
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Recruitment outside Australia
Country [1]
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Brazil
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State/province [1]
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Rio Grande do Sul
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Funding & Sponsors
Funding source category [1]
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University
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Name [1]
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Federal University of Santa Maria
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Address [1]
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Campus, University, 1000 Roraima Avenue, Camobi, Santa Maria,RS, Brazil, CEP 97105-900
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Country [1]
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Brazil
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Primary sponsor type
University
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Name
Federal University of Santa Maria
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Address
Campus, University, 1000 Roraima Avenue, Camobi, Santa Maria,RS, Brazil, CEP 97105-900
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Country
Brazil
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Secondary sponsor category [1]
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None
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Name [1]
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Address [1]
257503
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Country [1]
257503
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Ethics approval
Ethics application status
Approved
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Ethics committee name [1]
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Ethics Committee of Federal University of Santa Maria
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Ethics committee address [1]
260329
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1000, Roraima Avenue, Camobi, Santa Maria, RS, CEP 97105-900
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Ethics committee country [1]
260329
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Brazil
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Date submitted for ethics approval [1]
260329
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Approval date [1]
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27/01/2009
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Ethics approval number [1]
260329
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0281.0.243.000-08
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Summary
Brief summary
Since, temporomandibular is a prevalent condition which causes pain in orofacial region and masticatory muscles, the acupuncture is a therapeutic method that can benefit these patients, yet this is not already enough demonstrated.The study aims to verify the effect of the acupuncture in the electrical activity of masticatory muscles.
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Trial website
None
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
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Address
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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Eliane Correa
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Address
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1040 Medianeira Avenue, apt 503, Santa Maria, RS, CEP 97060003
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Country
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Brazil
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Phone
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55-5532208234
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Fax
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Email
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[email protected]
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Contact person for scientific queries
Name
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Eliane CORREA
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Address
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1040 Medianeira Avenue, apt 503, Santa Maria, RS, CEP 97060003
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Country
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Brazil
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Phone
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55-55-32208234
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Fax
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Email
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[email protected]
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No information has been provided regarding IPD availability
What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
Documents added manually
No documents have been uploaded by study researchers.
Documents added automatically
No additional documents have been identified.
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