NCT01926951

Brief Summary

This study will evaluate the effects of renal denervation using externally focused therapeutic ultrasound with external targeting and tracking on patients with refractory hypertension.

Trial Health

90
On Track

Trial Health Score

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

Enrollment
27

participants targeted

Target at below P25 for not_applicable hypertension

Timeline
Completed

Started Sep 2013

Geographic Reach
2 countries

3 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

First Submitted

Initial submission to the registry

August 19, 2013

Completed
2 days until next milestone

First Posted

Study publicly available on registry

August 21, 2013

Completed
11 days until next milestone

Study Start

First participant enrolled

September 1, 2013

Completed
1.7 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

June 1, 2015

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

June 1, 2015

Completed
Last Updated

October 29, 2015

Status Verified

October 1, 2015

Enrollment Period

1.7 years

First QC Date

August 19, 2013

Last Update Submit

October 27, 2015

Conditions

Keywords

hypertension

Outcome Measures

Primary Outcomes (1)

  • Safety

    Safety will be assessed by incidence and evaluation of any serious adverse effects associated with the investigational procedure through 52-week evaluation. Included in this assessment will be the proportion of subjects with any of the following outcomes: 1) death, or 2) medical morbidity.

    52-week post-treatment

Secondary Outcomes (1)

  • Clinical Utility

    52-week post-treatment

Study Arms (1)

Renal Denervation

EXPERIMENTAL

Renal Denervation using the Kona Surround Sound Externally Focused Therapeutic Ultrasound therapy.

Device: Surround Sound Externally Focused Therapeutic Ultrasound

Interventions

Externally Focused Therapeutic Ultrasound using the Kona Surround Sound System

Renal Denervation

Eligibility Criteria

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

You may qualify if:

  • At least 18 years of age
  • Average systolic blood pressure at least 160 mmHg
  • Refractory, stable hypertension despite being treated with at least three hypertensive drugs
  • Two functioning kidneys, defined as eGFR \>= 45 ml/min
  • At least one renal artery on each side which is greater than 4 mm.

You may not qualify if:

  • History of nephrectomy or hydronephrosis
  • Renal stenosis \> 50%
  • Renal stent
  • Ambulatory blood pressure monitoring 24 hour average systolic blood pressure \<= 135 mmHg
  • Kidney stones which are symptomatic and/or \> 1 cm
  • History of abdominal surgery within the past 6 months
  • Heterogeneities in the kidneys (cysts or tumors)
  • Residual pyelonephritis
  • History of myocardial infarction, unstable angina pectoris, or cerebrovascular accident within the last 6 months
  • Hemodynamically significant valvular heart disease
  • Implantable cardioverter defibrillator, pacemaker, neurostimulator or other device incompatible with MRI
  • Body weight \> 150 kilograms
  • Target treatment depth \> 14 cm from the skin line
  • Pregnant, nursing or intends to become pregnant during the trial period

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (3)

St. Anne's University Hospital

Brno, Czechia

Location

Nemocnice Na Homolee Hospital

Prague, Czechia

Location

Mercy Angiography

Aukland, New Zealand

Location

MeSH Terms

Conditions

Hypertension

Condition Hierarchy (Ancestors)

Vascular DiseasesCardiovascular Diseases

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

August 19, 2013

First Posted

August 21, 2013

Study Start

September 1, 2013

Primary Completion

June 1, 2015

Study Completion

June 1, 2015

Last Updated

October 29, 2015

Record last verified: 2015-10

Locations