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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT01836146
Registration number
NCT01836146
Ethics application status
Date submitted
16/04/2013
Date registered
19/04/2013
Date last updated
4/02/2019
Titles & IDs
Public title
International First-in-Human Study of the EnligHTN Generation 2 System in Patients With Drug-resistant Uncontrolled Hypertension
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Scientific title
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Secondary ID [1]
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1202
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Universal Trial Number (UTN)
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Trial acronym
EnligHTN III
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Hypertension
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Renal Denervation
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Condition category
Condition code
Cardiovascular
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Hypertension
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Experimental: Renal Artery Ablation -
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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Safety Objective
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Assessment method [1]
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To characterize the rate of serious procedural and device related adverse events from date of procedure through 6 months post procedure, as adjudicated by the Clinical Events Committee (CEC).
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Timepoint [1]
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6 months
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Primary outcome [2]
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Performance objective
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Assessment method [2]
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To characterize the reduction of office Systolic Blood Pressure at 6 months post procedure as compared to baseline.
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Timepoint [2]
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6 months
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Secondary outcome [1]
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Change in Ambulatory Blood Pressure
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Assessment method [1]
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Characterization of the change in Ambulatory Blood Pressure parameters over time as compared to baseline
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Timepoint [1]
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1 month, 3 month, 6 month, 12 month, 18 month, 2 years
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Secondary outcome [2]
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New renal artery stenosis or aneurysm at the site of ablation
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Assessment method [2]
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Characterization of renovascular safety as measured by new renal artery stenosis or aneurysm at the site of ablation over time as compared to baseline
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Timepoint [2]
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1 month, 3 month, 6 month, 12 month, 18 month, 2 years
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Secondary outcome [3]
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Renal Function Change
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Assessment method [3]
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Characterization of renal function change over time as compared to baseline as measured by changes in: eGFR, serum creatinine and cystatin C
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Timepoint [3]
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1 month, 3 month, 6 month, 12 month, 18 month, 2 years
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Eligibility
Key inclusion criteria
* Subject is = 18 and = 80 years of age at time of consent
* Subject must be able and willing to provide written informed consent
* Subject must be able and willing to comply with the required follow-up schedule
* Subject has office Systolic Blood Pressure = 160 mmHg at confirmatory visit
* Subject has a daytime mean Systolic Ambulatory Blood Pressure > 135 mmHg during the two week screening period
* Subject has an office Systolic Blood Pressure that remains =160 mmHg despite the stable use of =3 antihypertensive medications concurrently at maximally tolerated doses, of which one is a diuretic or subject was previously on diuretic but documented to be diuretic intolerant, for a minimum of 14 days prior to the procedure and with an expectation to maintain for a minimum of 180 days post procedure.
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Minimum age
18
Years
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Maximum age
80
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
* Subject has significant renovascular abnormalities such as renal artery stenosis > 30% in either renal artery
* Subject has undergone prior renal angioplasty, renal denervation, indwelling renal stents, and/or abdominal aortic stent grafts
* Subject has hemodynamically significant valvular heart disease as determined by the Study Investigator
* Subject has a life expectancy less than 12 months, as determined by a Study Investigator
* Subject is participating in another clinical study which has the potential to impact their hypertension management (pharmaceutical/device/homeopathic)
* Subject is pregnant, nursing, or of childbearing potential and is not using adequate contraceptive methods
* Subject has active systemic infection
* Subject has renal arteries with diameter(s) < 4 mm in diameter or <20 mm in length
* Subject has an estimated Glomerular Filtrate Rate (eGFR) <45 mL/min per 1.73 m2 using the Modified Diet in Renal Disease (MDRD) formula
* Subject has Diabetes Mellitus Type I
* Subject has multiple main renal arteries in either kidney
* Subject has an identified secondary cause of hypertension (for example, including, but not limited to, Polycystic kidney disease, Cushing's syndrome, Aldosteronism)
* Subject has evidence of significant abdominal aortic aneurysm (defined as maximum diameter of >4 cm)
* Subject has had a myocardial infarction, unstable angina pectoris or cerebrovascular accident less than 180 days prior to enrollment
* Subject is expected to have cardiovascular intervention within the next 180 days
* Subject has a condition which would interfere with the accurate interpretation of the study objectives including but not limited to a large arm diameter that is unable to accommodate the blood pressure cuff or arrhythmia that interferes with automatic pulse sensing.
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Study design
Purpose of the study
Treatment
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Allocation to intervention
NA
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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)
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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
Single group
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Other design features
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Phase
NA
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Type of endpoint/s
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Statistical methods / analysis
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Recruitment
Recruitment status
Completed
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
1/04/2013
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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
1/09/2015
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Sample size
Target
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Accrual to date
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Final
39
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Recruitment in Australia
Recruitment state(s)
SA,VIC
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Recruitment hospital [1]
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St Andrews Hospital - Adelaide
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Recruitment hospital [2]
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St. Vincent's Hospital Melbourne - Fizroy
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Recruitment hospital [3]
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Monash Heart/Southern Health - Melbourne
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Recruitment hospital [4]
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Royal Melbourne Hospital - Melbourne
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Recruitment postcode(s) [1]
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- Adelaide
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Recruitment postcode(s) [2]
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- Fizroy
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Recruitment postcode(s) [3]
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- Melbourne
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Recruitment outside Australia
Country [1]
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New Zealand
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State/province [1]
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Auckland
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Country [2]
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New Zealand
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State/province [2]
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Dunedin
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Funding & Sponsors
Primary sponsor type
Commercial sector/industry
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Name
Abbott Medical Devices
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Address
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Country
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Ethics approval
Ethics application status
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Summary
Brief summary
The purpose of this First-in-Human Clinical investigation is to evaluate the safety and performance of the St. Jude Medical EnligHTN™ Generation 2 Renal Denervation System for the treatment of patients with drug-resistant uncontrolled hypertension.
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Trial website
https://clinicaltrials.gov/study/NCT01836146
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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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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 scientific queries
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
No documents have been uploaded by study researchers.
Results not provided in
https://clinicaltrials.gov/study/NCT01836146
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