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Name:
UMIN ID:

Recruitment status No longer recruiting
Unique ID issued by UMIN UMIN000018555
Receipt No. R000021459
Scientific Title A comparison of hip stems with different length in total hip arthroplasty for moderate to severe hip disorders.
Date of disclosure of the study information 2015/08/05
Last modified on 2016/08/08

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Basic information
Public title A comparison of hip stems with different length in total hip arthroplasty for moderate to severe hip disorders.
Acronym A comparison of stems with different length in total hip arthroplasty.
Scientific Title A comparison of hip stems with different length in total hip arthroplasty for moderate to severe hip disorders.
Scientific Title:Acronym A comparison of stems with different length in total hip arthroplasty.
Region
Japan

Condition
Condition Osteoarthritis of the hip
Classification by specialty
Orthopedics
Classification by malignancy Others
Genomic information NO

Objectives
Narrative objectives1 To compare the results of bilateral simultaneous total hip arthroplasty between sides using stems with different length.
Basic objectives2 Safety,Efficacy
Basic objectives -Others
Trial characteristics_1 Exploratory
Trial characteristics_2 Pragmatic
Developmental phase Not applicable

Assessment
Primary outcomes Physical and radiographic findings.
Key secondary outcomes Incidence of adverse events.

Base
Study type Interventional

Study design
Basic design Parallel
Randomization Randomized
Randomization unit Individual
Blinding Open -no one is blinded
Control Active
Stratification NO
Dynamic allocation NO
Institution consideration Institution is not considered as adjustment factor.
Blocking NO
Concealment Pseudo-randomization

Intervention
No. of arms 2
Purpose of intervention Treatment
Type of intervention
Device,equipment
Interventions/Control_1 A stem with different length is used for one side in bilateral simultaneous total hip arthroplasty.
Interventions/Control_2 A stem with different length is used for one side in bilateral simultaneous total hip arthroplasty.
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

Not applicable
Gender Male and Female
Key inclusion criteria Patients who will be performed bilateral total hip arthroplasty for hip disorders.
Key exclusion criteria 1) Hip implant is limited by the bone morphology.
2) Patients who will not agree to this study.
3) Patients who have severe complications intraoperatively or postoperatively.
4) Intraoperative change of the implants.
5) Patients lacking ability of self-assessment due to dementia etc.
6) Patients who are under age.
Target sample size 27

Research contact person
Name of lead principal investigator
1st name
Middle name
Last name Tetsuya Jinno
Organization Tokyo Medical and Dental University
Division name Department of Orthopaedic Surgery
Zip code
Address 1-5-45, Yushima, Bunkyo-ku, Tokyo
TEL 03-5803-5279
Email jinno.orth@tmd.ac.jp

Public contact
Name of contact person
1st name
Middle name
Last name Masanobu Hirao
Organization Tokyo Medical and Dental University
Division name Department of Orthopaedic Surgery
Zip code
Address 1-5-45, Yushima, Bunkyo-ku, Tokyo
TEL 03-5803-5279
Homepage URL
Email hirareh@tmd.ac.jp

Sponsor
Institute Department of Orthopaedic Surgery, Tokyo Medical and Dental University
Institute
Department

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 YES
Study ID_1 1325
Org. issuing International ID_1 Ethics Committee, Faculty of Medicine, Tokyo Medical and Dental University
Study ID_2
Org. issuing International ID_2
IND to MHLW

Institutions
Institutions 東京医科歯科大学医学部附属病院(東京都)
Tokyo Medical and Dental University Hospital of Medicine

Other administrative information
Date of disclosure of the study information
2015 Year 08 Month 05 Day

Related information
URL releasing protocol
Publication of results Unpublished

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 No longer recruiting
Date of protocol fixation
2012 Year 09 Month 25 Day
Date of IRB
Anticipated trial start date
2012 Year 10 Month 23 Day
Last follow-up date
Date of closure to data entry
Date trial data considered complete
Date analysis concluded

Other
Other related information

Management information
Registered date
2015 Year 08 Month 05 Day
Last modified on
2016 Year 08 Month 08 Day


Link to view the page
URL(English) https://upload.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000021459

Research Plan
Registered date File name

Research case data specifications
Registered date File name

Research case data
Registered date File name


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