NCT01699529

Brief Summary

This is a prospective, single-arm, non-randomized and open label feasibility study. The study is intended to evaluate safety and efficacy of multi-electrode radiofrequency renal denervation in patients with uncontrolled hypertension.

Trial Health

90
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
50

participants targeted

Target at P25-P50 for not_applicable

Timeline
Completed

Started Sep 2012

Longer than P75 for not_applicable

Geographic Reach
2 countries

4 active sites

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

September 1, 2012

Completed
20 days until next milestone

First Submitted

Initial submission to the registry

September 21, 2012

Completed
12 days until next milestone

First Posted

Study publicly available on registry

October 3, 2012

Completed
1.4 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 1, 2014

Completed
2.6 years until next milestone

Study Completion

Last participant's last visit for all outcomes

October 1, 2016

Completed
Last Updated

October 26, 2016

Status Verified

October 1, 2016

Enrollment Period

1.5 years

First QC Date

September 21, 2012

Last Update Submit

October 24, 2016

Conditions

Outcome Measures

Primary Outcomes (1)

  • Acute safety as measured by procedural complications

    1 month

Secondary Outcomes (1)

  • Change in Office Systolic Blood Pressure

    Baseline to 6 months

Study Arms (1)

Renal Denervation

EXPERIMENTAL
Device: Medtronic Multi-electrode Radiofrequency (RF) Renal Denervation system

Interventions

The Medtronic Multi-electrode Radiofrequency Renal Denervation System is comprised of a single-use, disposable catheter and a reusable generator.

Renal Denervation

Eligibility Criteria

Age18 Years - 80 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Individual is ≥ 18 and ≤ 80 years old.
  • Individual has an office systolic blood pressure of 160 mmHG or greater (≥ 150 mmHg for Type 2 diabetics) based on an average of 3 office/clinic blood pressure readings
  • Individual is adhering to a stable medication regimen including ≥ 3 anti-hypertensive medications(preferred that one is a diuretic) for a minimum of two weeks prior to screening.

You may not qualify if:

  • Individual has an estimated glomerular filtration rate (eGFR) of \< 45 mL/min/1.73 m2
  • Individual has type 1 diabetes mellitus
  • Individual requires chronic oxygen support or mechanical ventilation (e.g., tracheostomy, CPAP, BiPAP) other than nocturnal respiratory support for sleep apnea.
  • Individual has primary pulmonary hypertension.
  • Individual is pregnant, nursing or planning to be pregnant.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (4)

Alfred Hospital

Melbourne, Victoria, 3004, Australia

Location

St. Vincent's Hospital Melbourne

Melbourne, Victoria, 3065, Australia

Location

Epworth Hospital

Melbourne, Victoria, 3069, Australia

Location

Wellington Hospital

Wellington, Wellington Region, New Zealand

Location

Related Publications (1)

  • Whitbourn R, Harding SA, Walton A. Symplicity multi-electrode radiofrequency renal denervation system feasibility study. EuroIntervention. 2015 May;11(1):104-9. doi: 10.4244/EIJV11I1A18.

Study Officials

  • Robert Whitbourn, MD

    St Vincent's Hospital Melbourne

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
not applicable
Allocation
NA
Masking
NONE
Purpose
TREATMENT
Intervention Model
SINGLE GROUP
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

September 21, 2012

First Posted

October 3, 2012

Study Start

September 1, 2012

Primary Completion

March 1, 2014

Study Completion

October 1, 2016

Last Updated

October 26, 2016

Record last verified: 2016-10

Locations