Trial Outcomes & Findings for ExAblate UF V2 System for the Treatment of Symptomatic Uterine Fibroids (NCT NCT01285960)

NCT ID: NCT01285960

Last Updated: 2019-03-06

Results Overview

The hypothesis for this study was that the percentage of subjects experiencing persistent leg pain would be less than 10%

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

108 participants

Primary outcome timeframe

From treatment to 1-month post-treatment

Results posted on

2019-03-06

Participant Flow

Participant milestones

Participant milestones
Measure
ExAblate Treatment UF V2
ExAblate MRgFUS Treatment ExAblate Treatment UF V2: Treatment with the ExAblate UF V2 system. Patients may have up to two ExAblate treatments within a two-week period.
Overall Study
STARTED
108
Overall Study
COMPLETED
102
Overall Study
NOT COMPLETED
6

Reasons for withdrawal

Reasons for withdrawal
Measure
ExAblate Treatment UF V2
ExAblate MRgFUS Treatment ExAblate Treatment UF V2: Treatment with the ExAblate UF V2 system. Patients may have up to two ExAblate treatments within a two-week period.
Overall Study
Withdrawal by Subject
2
Overall Study
Lost to Follow-up
2
Overall Study
2 subjects received less 10 sonications
2

Baseline Characteristics

ExAblate UF V2 System for the Treatment of Symptomatic Uterine Fibroids

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
ExAblate Treatment UF V2
n=108 Participants
ExAblate MRgFUS Treatment ExAblate Treatment UF V2: Treatment with the ExAblate UF V2 system. Patients may have up to two ExAblate treatments within a two-week period.
Age, Continuous
46 years
n=5 Participants
Sex: Female, Male
Female
108 Participants
n=5 Participants
Sex: Female, Male
Male
0 Participants
n=5 Participants
Race/Ethnicity, Customized
European/Middle East (White)
69 %
n=5 Participants
Race/Ethnicity, Customized
African American
14 %
n=5 Participants
Race/Ethnicity, Customized
Asian
13 %
n=5 Participants
Race/Ethnicity, Customized
Hispanic
5 %
n=5 Participants
Region of Enrollment
United States
108 participants
n=5 Participants

PRIMARY outcome

Timeframe: From treatment to 1-month post-treatment

Population: Per protocol 2 subjects receiving \< 10 sonications were excluded from the safety sample size of 108 for an primary safety analysis sample size of 106.

The hypothesis for this study was that the percentage of subjects experiencing persistent leg pain would be less than 10%

Outcome measures

Outcome measures
Measure
ExAblate Treatment UF V2
n=106 Participants
ExAblate MRgFUS Treatment ExAblate Treatment UF V2: Treatment with the ExAblate UF V2 system. Patients may have up to two ExAblate treatments within a two-week period.
Percentage of Participants With Leg Pain or Lower Extremity Neuropathy Persisting or Occuring Greater Than 10 Days Following Treatment
0 Percentage of participants
Interval 0.0 to 5.6

Adverse Events

ExAblate Treatment UF V2

Serious events: 1 serious events
Other events: 102 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
ExAblate Treatment UF V2
n=108 participants at risk
ExAblate MRgFUS Treatment ExAblate Treatment UF V2: Treatment with the ExAblate UF V2 system. Patients may have up to two ExAblate treatments within a two-week period.
Gastrointestinal disorders
Acute Bowel Perforation
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108

Other adverse events

Other adverse events
Measure
ExAblate Treatment UF V2
n=108 participants at risk
ExAblate MRgFUS Treatment ExAblate Treatment UF V2: Treatment with the ExAblate UF V2 system. Patients may have up to two ExAblate treatments within a two-week period.
Skin and subcutaneous tissue disorders
Rash
2.8%
3/108 • Number of events 3 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Skin and subcutaneous tissue disorders
Skin burn
2.8%
3/108 • Number of events 3 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Skin and subcutaneous tissue disorders
Itching
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Skin and subcutaneous tissue disorders
Small bruise at IV Site
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Surgical and medical procedures
Edema/Hypo-intense tissu
6.5%
7/108 • Number of events 10 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Surgical and medical procedures
Nausea/vomiting
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Gastrointestinal disorders
Diarrhea
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Gastrointestinal disorders
Nausea/vomiting
1.9%
2/108 • Number of events 4 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Gastrointestinal disorders
Generalized GI upset and decreased activity
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Gastrointestinal disorders
Stomach cramping
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Gastrointestinal disorders
Bloody mucus in stool
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Reproductive system and breast disorders
Abdominal cramping
1.9%
2/108 • Number of events 2 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Reproductive system and breast disorders
Dyspareunia
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Reproductive system and breast disorders
Menstrual cramping
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Reproductive system and breast disorders
Back pain during period
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Reproductive system and breast disorders
Vaginal discharge
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Reproductive system and breast disorders
Vaginal bleeding between periods
3.7%
4/108 • Number of events 4 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Psychiatric disorders
Anxiety
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Nervous system disorders
Leg/calf pain
1.9%
2/108 • Number of events 2 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Nervous system disorders
Dizziness/vertigo
1.9%
2/108 • Number of events 2 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Nervous system disorders
Tingling sensation in spine
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
General disorders
Left leg anterior compartment tenderness
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
General disorders
Decreased sensation in right foot
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
General disorders
IV infiltration
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Surgical and medical procedures
Position Pain
21.3%
23/108 • Number of events 23 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Surgical and medical procedures
Sonication Pain
50.9%
55/108 • Number of events 73 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Surgical and medical procedures
Sonication-related epidermal pain
45.4%
49/108 • Number of events 57 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Surgical and medical procedures
Sonication related neuromuscular pain
75.0%
81/108 • Number of events 121 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
General disorders
Fatigue
1.9%
2/108 • Number of events 2 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Surgical and medical procedures
Fever/chills
3.7%
4/108 • Number of events 5 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Blood and lymphatic system disorders
Post-embolization like symptoms
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Renal and urinary disorders
Dysuria
3.7%
4/108 • Number of events 4 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Renal and urinary disorders
Increased urinary frequency
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Renal and urinary disorders
Pain or burning at urinary catheter site
1.9%
2/108 • Number of events 2 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Renal and urinary disorders
Difficulty initiating urination
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Renal and urinary disorders
Urinary incontinence
0.93%
1/108 • Number of events 1 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108
Renal and urinary disorders
Urinary tract infection (UTI)
4.6%
5/108 • Number of events 5 • 1 month
2 subjects receiving fewer than 10 sonications were added to the sample size of 106 treated subjects for a total safety sample size of 108

Additional Information

Nadir Alikacem

InSightec

Phone: 214-630-2000

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place