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Impact of Bridge™ Device to Treat Opioid Withdrawal Symptoms

Impact of Bridge™ Device as a Non-pharmacological Approach to Treat Opioid Withdrawal in Opioid Use Disorder (OUD) Subjects in an Inpatient Treatment Center

Status
Terminated
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05924945
Enrollment
13
Registered
2023-06-29
Start date
2023-06-08
Completion date
2024-08-19
Last updated
2025-10-28

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Opioid Use Disorder

Brief summary

The purpose of this prospective study is to investigate the efficacy of the Bridge™ device in reducing the symptoms of opioid withdrawal in a blind comparison to a sham device.

Interventions

DEVICEBridge™ active device

Bridge is a percutaneous nerve field stimulation device

DEVICEBridge™ sham device

The sham device has the same appearance and will require the same placement technique as the Bridge (active) device but will not deliver electrical impulses.

Sponsors

Masimo Corporation
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
QUADRUPLE (Subject, Caregiver, Investigator, Outcomes Assessor)

Masking description

A randomization table will be kept with the sponsor. Subjects and study site staff (investigators, researchers, care providers) will be blinded to the group assignment.

Eligibility

Sex/Gender
ALL
Age
18 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

* Participant able to provide written informed consent * Participant is 18 to 65-years old * Participant has confirmed opioid use disorder (OUD) as defined by the Diagnostic and Statistical Manual of Mental Disorders-5 * Participants is entering an OUD treatment program

Exclusion criteria

* Participant requires tapering from another substance at entry to treatment * Participant is pregnant or lactating * Participant has a history of hemophilia or psoriasis vulgaris * Participant has a cardiac pacemaker implant device * Participant has irritated or broken skin at the site of intended device placement * Participant is currently participating in, or was enrolled in another clinical trial within the last 30 days * Participant has a history of poor wound healing * Participant has a severe autoimmune disease or uncontrolled diabetes * Participant has an open wound/abscess infection/MRSA * Participant has a history of a chronic pain in the last 90 days * Participant has a serious medical condition which in the judgment of the principal investigator or his/her designee would make study participation unsafe, or would make intervention compliance difficult * Participant has a psychiatric illness (bipolar disorder, schizophrenia, or other psychotic disorder, active suicidal ideation with a plan within the last month or suicide attempt)

Design outcomes

Primary

MeasureTime frameDescription
Assess Change in Clinical Opiate Withdrawal Scale (COWS) Scoreprior to device placement (0 min), 30 min, 60 min, 120 min, 2nd day, 3rd day, 4th day and 5th day of continuous device useThe Clinical Opiate Withdrawal Scale (COWS) is an 11-item scale designed to be administered by a clinician. This tool can be used in both inpatient and outpatient settings to reproducibly rate common signs and symptoms of opiate withdrawal and monitor these symptoms over time. The summed score for the complete scale can be used to help clinicians determine the stage or severity of opiate withdrawal and assess the level of physical dependence on opioids. Score Range: The COWS score can range from 0 to 48. Interpretation: 0-4: No withdrawal 5-12: Mild withdrawal 13-24: Moderate withdrawal 25-36: Moderately severe withdrawal 37-48: Severe withdrawal High scores mean more severe withdrawal.

Secondary

MeasureTime frameDescription
Assess Change in Subjective Opiate Withdrawal Scale (SOWS) Scoreprior to device placement (0 min), 30 min, 60 min, 120 min, 2nd day, 3rd day, 4th day and 5th day of continuous device useThe Subjective Opiate Withdrawal Scale (SOWS) consist of 16 symptoms rated in intensity by patients on a 5-point scale of intensity as follows: 0=not at all, 1=a little, 2=moderately, 3=quite a bit, 4=extremely. The total score is a sum of item ratings, and ranges from 0 to 64. High scores mean worse symptom intensity.

Countries

United States

Participant flow

Participants by arm

ArmCount
Bridge™ Active Device
The active Bridge device delivers electrical stimulation to the cranial and occipital nerves. Bridge™ active device: Bridge is a percutaneous nerve field stimulation device
6
Bridge™ Sham Device
The sham device has the same appearance and will require the same placement technique as the Bridge (active) device but will not deliver electrical impulses Bridge™ sham device: The sham device has the same appearance and will require the same placement technique as the Bridge (active) device but will not deliver electrical impulses.
7
Total13

Withdrawals & dropouts

PeriodReasonFG000FG001
Overall StudyWithdrawal by Subject34

Baseline characteristics

CharacteristicTotalBridge™ Active DeviceBridge™ Sham Device
Age, Categorical
<=18 years
0 Participants0 Participants0 Participants
Age, Categorical
>=65 years
0 Participants0 Participants0 Participants
Age, Categorical
Between 18 and 65 years
13 Participants6 Participants7 Participants
Ethnicity (NIH/OMB)
Hispanic or Latino
2 Participants1 Participants1 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
11 Participants5 Participants6 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
0 Participants0 Participants0 Participants
Race (NIH/OMB)
American Indian or Alaska Native
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Asian
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Black or African American
1 Participants0 Participants1 Participants
Race (NIH/OMB)
More than one race
1 Participants0 Participants1 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
0 Participants0 Participants0 Participants
Race (NIH/OMB)
Unknown or Not Reported
1 Participants1 Participants0 Participants
Race (NIH/OMB)
White
10 Participants5 Participants5 Participants
Region of Enrollment
United States
13 Participants6 Participants7 Participants
Sex: Female, Male
Female
2 Participants1 Participants1 Participants
Sex: Female, Male
Male
11 Participants5 Participants6 Participants

Adverse events

Event typeEG000
affected / at risk
EG001
affected / at risk
deaths
Total, all-cause mortality
0 / 30 / 3
other
Total, other adverse events
0 / 31 / 3
serious
Total, serious adverse events
0 / 30 / 3

Outcome results

Primary

Assess Change in Clinical Opiate Withdrawal Scale (COWS) Score

The Clinical Opiate Withdrawal Scale (COWS) is an 11-item scale designed to be administered by a clinician. This tool can be used in both inpatient and outpatient settings to reproducibly rate common signs and symptoms of opiate withdrawal and monitor these symptoms over time. The summed score for the complete scale can be used to help clinicians determine the stage or severity of opiate withdrawal and assess the level of physical dependence on opioids. Score Range: The COWS score can range from 0 to 48. Interpretation: 0-4: No withdrawal 5-12: Mild withdrawal 13-24: Moderate withdrawal 25-36: Moderately severe withdrawal 37-48: Severe withdrawal High scores mean more severe withdrawal.

Time frame: prior to device placement (0 min), 30 min, 60 min, 120 min, 2nd day, 3rd day, 4th day and 5th day of continuous device use

Population: The study was terminated prematurely due to sponsor decision with no clinical rationale for the termination. This was a prospective study investigating the test device. Of 13 subjects using the device, only 6 completed the study. The sample size is well below the threshold needed to perform reliable statistical comparisons. We reported all demographic data and outcome measure data from the limited sample. Further data reporting would be statistically inappropriate due to the sample size.

ArmMeasureGroupValue (NUMBER)
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 5 COWS score device use 120 min (raw data)2 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 5 COWS score device use 4 days (raw data)1 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 4 COWS score device use 60 min (raw data)6 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 4 COWS score pre-device placement, 0 min device use (raw data)16 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 4 COWS score device use 30 min (raw data)8 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 4 COWS score device use 120 min (raw data)5 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 4 COWS score device use 2 days (raw data)4 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 4 COWS score device use 3 days (raw data)6 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 4 COWS score device use 4 days (raw data)5 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 4 COWS score device use 5 days (raw data)3 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 5 COWS score pre-device placement, 0 min device use (raw data)20 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 5 COWS score device use 30 min (raw data)7 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 5 COWS score device use 60 min (raw data)7 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 5 COWS score device use 2 days (raw data)4 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 5 COWS score device use 3 days (raw data)2 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 5 COWS score device use 5 days (raw data)0 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 6 COWS score pre-device placement, 0 min device use (raw data)16 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 6 COWS score device use 30 min (raw data)11 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 6 COWS score device use 60 min (raw data)10 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 6 COWS score device use 120 min (raw data)8 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 6 COWS score device use 2 days (raw data)8 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 6 COWS score device use 3 days (raw data)8 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 6 COWS score device use 4 days (raw data)9 score on a scale
Bridge™ Active DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 6 COWS score device use 5 days (raw data)4 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 3 COWS score device use 2 days (raw data)16 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 2 COWS score device use 60 min (raw data)3 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 2 COWS score device use 120 min (raw data)5 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 2 COWS score device use 2 days (raw data)9 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 3 COWS score device use 4 days (raw data)3 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 1 COWS score device use 30 min (raw data)5 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 1 COWS score device use 60 min (raw data)3 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 1 COWS score device use 120 min (raw data)6 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 1 COWS score device use 2 days (raw data)10 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 1 COWS score device use 3 days (raw data)8 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 1 COWS score device use 4 days (raw data)0 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 1 COWS score device use 5 days (raw data)7 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 2 COWS score pre-device placement, 0 min device use (raw data)15 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 2 COWS score device use 30 min (raw data)7 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 2 COWS score device use 3 days (raw data)13 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 2 COWS score device use 4 days (raw data)15 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 2 COWS score device use 5 days (raw data)13 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 3 COWS score pre-device placement, 0 min device use (raw data)17 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 3 COWS score device use 30 min (raw data)14 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 3 COWS score device use 60 min (raw data)10 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 3 COWS score device use 120 min (raw data)9 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 1 COWS score pre-device placement, 0 min device use (raw data)18 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 3 COWS score device use 3 days (raw data)3 score on a scale
Bridge™ Sham DeviceAssess Change in Clinical Opiate Withdrawal Scale (COWS) ScoreSubject 3 COWS score device use 5 days (raw data)5 score on a scale
Secondary

Assess Change in Subjective Opiate Withdrawal Scale (SOWS) Score

The Subjective Opiate Withdrawal Scale (SOWS) consist of 16 symptoms rated in intensity by patients on a 5-point scale of intensity as follows: 0=not at all, 1=a little, 2=moderately, 3=quite a bit, 4=extremely. The total score is a sum of item ratings, and ranges from 0 to 64. High scores mean worse symptom intensity.

Time frame: prior to device placement (0 min), 30 min, 60 min, 120 min, 2nd day, 3rd day, 4th day and 5th day of continuous device use

Population: The study was terminated prematurely due to sponsor decision with no clinical rationale for the termination. This was a prospective study investigating the test device. Of 13 subjects using the device, only 6 completed the study. The sample size is well below the threshold needed to perform reliable statistical comparisons. We reported all demographic data and outcome measure data from the limited sample. Further data reporting would be statistically inappropriate due to the sample size.

ArmMeasureGroupValue (NUMBER)
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 4 SOWS score device use 5 days (raw data)5 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 5 SOWS score device use 30 min (raw data)26 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 5 SOWS score device use 60 min (raw data)22 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 5 SOWS score device use 120 min (raw data)14 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 6 SOWS score pre-device placement, 0 min device use (raw data)36 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 6 SOWS score device use 30 min (raw data)25 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 4 SOWS score device use 4 days (raw data)6 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 4 SOWS score pre-device placement, 0 min device use (raw data)32 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 4 SOWS score device use 30 min (raw data)12 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 4 SOWS score device use 60 min (raw data)10 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 4 SOWS score device use 120 min (raw data)9 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 4 SOWS score device use 2 days (raw data)11 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 4 SOWS score device use 3 days (raw data)11 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 5 SOWS score pre-device placement, 0 min device use (raw data)47 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 5 SOWS score device use 2 days (raw data)12 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 5 SOWS score device use 3 days (raw data)10 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 5 SOWS score device use 4 days (raw data)4 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 5 SOWS score device use 5 days (raw data)4 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 6 SOWS score device use 60 min (raw data)24 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 6 SOWS score device use 120 min (raw data)19 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 6 SOWS score device use 2 days (raw data)17 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 6 SOWS score device use 3 days (raw data)11 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 6 SOWS score device use 4 days (raw data)8 score on a scale
Bridge™ Active DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 6 SOWS score device use 5 days (raw data)6 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 3 SOWS score device use 5 days (raw data)9 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 3 SOWS score device use 30 min (raw data)49 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 1 SOWS score pre-device placement, 0 min device use (raw data)40 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 1 SOWS score device use 30 min (raw data)42 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 1 SOWS score device use 60 min (raw data)NA score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 1 SOWS score device use 120 min (raw data)24 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 1 SOWS score device use 2 days (raw data)38 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 1 SOWS score device use 3 days (raw data)28 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 1 SOWS score device use 4 days (raw data)19 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 1 SOWS score device use 5 days (raw data)28 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 2 SOWS score pre-device placement, 0 min device use (raw data)23 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 2 SOWS score device use 30 min (raw data)10 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 2 SOWS score device use 60 min (raw data)10 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 2 SOWS score device use 120 min (raw data)10 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 2 SOWS score device use 2 days (raw data)16 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 2 SOWS score device use 3 days (raw data)19 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 2 SOWS score device use 4 days (raw data)32 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 2 SOWS score device use 5 days (raw data)34 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 3 SOWS score device use 60 min (raw data)35 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 3 SOWS score device use 120 min (raw data)37 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 3 SOWS score device use 2 days (raw data)43 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 3 SOWS score device use 3 days (raw data)18 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 3 SOWS score device use 4 days (raw data)9 score on a scale
Bridge™ Sham DeviceAssess Change in Subjective Opiate Withdrawal Scale (SOWS) ScoreSubject 3 SOWS score pre-device placement, 0 min device use (raw data)46 score on a scale

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026