Patient Outcomes and Gingival Blood Flow Using Laser Doppler Flowmetry Following the Use of Episil on Free Gingival Graft Donor Sites

March 19, 2018 updated by: Jennifer James, The University of Texas Health Science Center, Houston

Randomized Controlled Clinical Trial Pilot Study: Patient Outcomes and Gingival Blood Flow Using Laser Doppler Flowmetry Following the Use of Episil on Free Gingival Graft Donor Sites

The hypothesis for the present study is that patient-based outcomes and gingival blood flow will be more favorable for the free gingival graft (FGG) donor sites being covered by the test wound dressing material episil compared to the control dressing.

Study Overview

Status

Status

Indicates the current recruitment status or the expanded access status.
Completed

Conditions

Conditions

The disease, disorder, syndrome, illness, or injury that is being studied. On ClinicalTrials.gov, conditions may also include other health-related issues, such as lifespan, quality of life, and health risks.

Intervention / Treatment

Intervention / Treatment

A process or action that is the focus of a clinical study. Interventions include drugs, medical devices, procedures, vaccines, and other products that are either investigational or already available. Interventions can also include noninvasive approaches, such as education or modifying diet and exercise.

Study Type

Study Type

Describes the nature of a clinical study. Study types include interventional studies (also called clinical trials), observational studies (including patient registries), and expanded access.
Interventional

Enrollment (Actual)

Enrollment

The number of participants in a clinical study. The "anticipated" enrollment is the target number of participants that the researchers need for the study.
34

Phase

Phase

The stage of a clinical trial studying a drug or biological product, based on definitions developed by the U.S. Food and Drug Administration (FDA). The phase is based on the study's objective, the number of participants, and other characteristics. There are five phases: Early Phase 1 (formerly listed as Phase 0), Phase 1, Phase 2, Phase 3, and Phase 4. Not Applicable is used to describe trials without FDA-defined phases, including trials of devices or behavioral interventions.
  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • United States
    • Texas
      • Houston, Texas, United States, 77030
        • The University of Texas Health Science Center at Houston

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Eligibility Criteria

The key requirements that people who want to participate in a clinical study must meet or the characteristics they must have. Eligibility criteria consist of both inclusion criteria (which are required for a person to participate in the study) and exclusion criteria (which prevent a person from participating). Types of eligibility criteria include whether a study accepts healthy volunteers, has age or age group requirements, or is limited by sex.

Ages Eligible for Study

18 years and older (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • patient of record at UTHealth School of Dentistry Houston Texas
  • signed treatment plan for a FGG
  • the ability to provide research informed consent

Exclusion Criteria:

  • any allergies to any of the ingredients in episil including allergies to peanuts, soy or peppermint oil
  • smokers
  • pregnant or breast feeding women
  • inability or unwillingness to provide informed consent

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm

Participant Group / Arm

A group or subgroup of participants in a clinical trial that receives a specific intervention/treatment, or no intervention, according to the trial's protocol.
Intervention / Treatment

Intervention / Treatment

A process or action that is the focus of a clinical study. Interventions include drugs, medical devices, procedures, vaccines, and other products that are either investigational or already available. Interventions can also include noninvasive approaches, such as education or modifying diet and exercise.
Experimental: episil wound dressing
Episil is a wound dressing material intended for the management of pain and relief of pain by adhering to the mucosal surface of the mouth, soothing oral lesions of various etiologies. episil is an oromucosal liquid that transforms in situ to a bioadhesive oromucosal gel by uptake of small amounts of aqueous fluid.
Device: episil wound dressing
Episil is a wound dressing material intended for the management of pain and relief of pain by adhering to the mucosal surface of the mouth, soothing oral lesions of various etiologies. episil is an oromucosal liquid that transforms in situ to a bioadhesive oromucosal gel by uptake of small amounts of aqueous fluid.
Active Comparator: PeriAcryl90 wound dressing
PeriAcryl90 is a cyanoacrylate wound dressing.
Device: PeriAcryl90 wound dressing
PeriAcryl90 is a cyanoacrylate wound dressing.

What is the study measuring?

Primary Outcome Measures

Primary Outcome Measures

In a clinical study's protocol, the planned outcome measure that is the most important for evaluating the effect of an intervention/treatment. Most clinical studies have one primary outcome measure, but some have more than one.
Outcome Measure
Measure Description
Time Frame
Postoperative Pain as Assessed by Number of Participants With a Score of 0-3 (no to Minimal Pain) on a Visual Analog Scale
Time Frame: 1 day postoperatively
Postoperative pain will be determined by the subjects recording their postoperative pain threshold using a Visual Analog Scale with scores from 1 to 10, with 1 indicating minimal pain and 10 indicating severe pain. If no pain is present, a score of 0 will be given. The levels of postoperative pain will be classified as none to minimum if the score is "0 to 3," moderate for "4 to 6," and severe for "7 to 10." None to minimal pain will mean little or no discomfort; moderate is any pain that bothers the subject and mildly affects normal function; and severe will be considered any pain that will not be tolerated and may even disrupt the subject's daily functions.
1 day postoperatively
Postoperative Pain as Assessed by Number of Participants With a Score of 0-3 (no to Minimal Pain) on a Visual Analog Scale
Time Frame: 2 days postoperatively
Postoperative pain will be determined by the subjects recording their postoperative pain threshold using a Visual Analog Scale with scores from 1 to 10, with 1 indicating minimal pain and 10 indicating severe pain. If no pain is present, a score of 0 will be given. The levels of postoperative pain will be classified as none to minimum if the score is "0 to 3," moderate for "4 to 6," and severe for "7 to 10." None to minimal pain will mean little or no discomfort; moderate is any pain that bothers the subject and mildly affects normal function; and severe will be considered any pain that will not be tolerated and may even disrupt the subject's daily functions.
2 days postoperatively
Postoperative Pain as Assessed by Number of Participants With a Score of 0-3 (no to Minimal Pain) on a Visual Analog Scale
Time Frame: 3 days postoperatively
Postoperative pain will be determined by the subjects recording their postoperative pain threshold using a Visual Analog Scale with scores from 1 to 10, with 1 indicating minimal pain and 10 indicating severe pain. If no pain is present, a score of 0 will be given. The levels of postoperative pain will be classified as none to minimum if the score is "0 to 3," moderate for "4 to 6," and severe for "7 to 10." None to minimal pain will mean little or no discomfort; moderate is any pain that bothers the subject and mildly affects normal function; and severe will be considered any pain that will not be tolerated and may even disrupt the subject's daily functions.
3 days postoperatively
Postoperative Pain as Assessed by Number of Participants With a Score of 0-3 (no to Minimal Pain) on a Visual Analog Scale
Time Frame: 5 days postoperatively
Postoperative pain will be determined by the subjects recording their postoperative pain threshold using a Visual Analog Scale with scores from 1 to 10, with 1 indicating minimal pain and 10 indicating severe pain. If no pain is present, a score of 0 will be given. The levels of postoperative pain will be classified as none to minimum if the score is "0 to 3," moderate for "4 to 6," and severe for "7 to 10." None to minimal pain will mean little or no discomfort; moderate is any pain that bothers the subject and mildly affects normal function; and severe will be considered any pain that will not be tolerated and may even disrupt the subject's daily functions.
5 days postoperatively
Postoperative Pain as Assessed by Number of Participants With a Score of 0-3 (no to Minimal Pain) on a Visual Analog Scale
Time Frame: 7 days postoperatively
Postoperative pain will be determined by the subjects recording their postoperative pain threshold using a Visual Analog Scale with scores from 1 to 10, with 1 indicating minimal pain and 10 indicating severe pain. If no pain is present, a score of 0 will be given. The levels of postoperative pain will be classified as none to minimum if the score is "0 to 3," moderate for "4 to 6," and severe for "7 to 10." None to minimal pain will mean little or no discomfort; moderate is any pain that bothers the subject and mildly affects normal function; and severe will be considered any pain that will not be tolerated and may even disrupt the subject's daily functions.
7 days postoperatively
Postoperative Pain as Assessed by Number of Participants With a Score of 0-3 (no to Minimal Pain) on a Visual Analog Scale
Time Frame: 10 days postoperatively
Postoperative pain will be determined by the subjects recording their postoperative pain threshold using a Visual Analog Scale with scores from 1 to 10, with 1 indicating minimal pain and 10 indicating severe pain. If no pain is present, a score of 0 will be given. The levels of postoperative pain will be classified as none to minimum if the score is "0 to 3," moderate for "4 to 6," and severe for "7 to 10." None to minimal pain will mean little or no discomfort; moderate is any pain that bothers the subject and mildly affects normal function; and severe will be considered any pain that will not be tolerated and may even disrupt the subject's daily functions.
10 days postoperatively
Postoperative Pain as Assessed by Number of Participants With a Score of 0-3 (no to Minimal Pain) on a Visual Analog Scale
Time Frame: 14 days postoperatively
Postoperative pain will be determined by the subjects recording their postoperative pain threshold using a Visual Analog Scale with scores from 1 to 10, with 1 indicating minimal pain and 10 indicating severe pain. If no pain is present, a score of 0 will be given. The levels of postoperative pain will be classified as none to minimum if the score is "0 to 3," moderate for "4 to 6," and severe for "7 to 10." None to minimal pain will mean little or no discomfort; moderate is any pain that bothers the subject and mildly affects normal function; and severe will be considered any pain that will not be tolerated and may even disrupt the subject's daily functions.
14 days postoperatively
Postoperative Pain as Assessed by Number of Participants With a Score of 0-3 (no to Minimal Pain) on a Visual Analog Scale
Time Frame: 21 days postoperatively
Postoperative pain will be determined by the subjects recording their postoperative pain threshold using a Visual Analog Scale with scores from 1 to 10, with 1 indicating minimal pain and 10 indicating severe pain. If no pain is present, a score of 0 will be given. The levels of postoperative pain will be classified as none to minimum if the score is "0 to 3," moderate for "4 to 6," and severe for "7 to 10." None to minimal pain will mean little or no discomfort; moderate is any pain that bothers the subject and mildly affects normal function; and severe will be considered any pain that will not be tolerated and may even disrupt the subject's daily functions.
21 days postoperatively
Postoperative Pain as Assessed by the Number of Analgesic Pills Taken Each Day
Time Frame: 1 day postoperatively
Postoperative pain will be determined by the subjects recording the number of analgesic pills (Ibuprofen 600mg tablets) taken each day.
1 day postoperatively
Postoperative Pain as Assessed by the Number of Analgesic Pills Taken Each Day
Time Frame: 2 days postoperatively
Postoperative pain will be determined by the subjects recording the number of analgesic pills (Ibuprofen 600mg tablets) taken each day.
2 days postoperatively
Postoperative Pain as Assessed by the Number of Analgesic Pills Taken Each Day
Time Frame: 3 days postoperatively
Postoperative pain will be determined by the subjects recording the number of analgesic pills (Ibuprofen 600mg tablets) taken each day.
3 days postoperatively
Postoperative Pain as Assessed by the Number of Analgesic Pills Taken Each Day
Time Frame: 5 days postoperatively
Postoperative pain will be determined by the subjects recording the number of analgesic pills (Ibuprofen 600mg tablets) taken each day.
5 days postoperatively
Postoperative Pain as Assessed by the Number of Analgesic Pills Taken Each Day
Time Frame: 7 days postoperatively
Postoperative pain will be determined by the subjects recording the number of analgesic pills (Ibuprofen 600mg tablets) taken each day.
7 days postoperatively
Postoperative Pain as Assessed by the Number of Analgesic Pills Taken Each Day
Time Frame: 10 days postoperatively
Postoperative pain will be determined by the subjects recording the number of analgesic pills (Ibuprofen 600mg tablets) taken each day.
10 days postoperatively
Postoperative Pain as Assessed by the Number of Analgesic Pills Taken Each Day
Time Frame: 14 days postoperatively
Postoperative pain will be determined by the subjects recording the number of analgesic pills (Ibuprofen 600mg tablets) taken each day.
14 days postoperatively
Postoperative Pain as Assessed by the Number of Analgesic Pills Taken Each Day
Time Frame: 21 days postoperatively
Postoperative pain will be determined by the subjects recording the number of analgesic pills taken each day.
21 days postoperatively

Secondary Outcome Measures

Secondary Outcome Measures

In a clinical study's protocol, a planned outcome measure that is not as important as the primary outcome measure for evaluating the effect of an intervention but is still of interest. Most clinical studies have more than one secondary outcome measure.
Outcome Measure
Measure Description
Time Frame
Gingival Blood Flow as Measured Laser Doppler Flometry (LDF)
Time Frame: baseline (on the day of surgery before surgery)
The laser Doppler flowmetry (LDF) technique to measure the blood perfusion of the free gingival graft (FGG) donor site. The value reported is blood flow at the FGG donor site (operated site) minus blood flow at the contralateral side of the palate (non-operated site). Perfusion Units (PU) are reported, which is blood flow through a given volume or mass of tissue with the unit of measure mL/100g/min.
baseline (on the day of surgery before surgery)
Gingival Blood Flow as Measured Laser Doppler Flowmetry (LDF)
Time Frame: 3 days postoperatively
The laser Doppler flowmetry (LDF) technique to measure the blood perfusion of the FGG donor site. The value reported is blood flow at the FGG donor site (operated site) minus blood flow at the contralateral side of the palate (non-operated site). Perfusion Units (PU) are reported, which is blood flow through a given volume or mass of tissue with the unit of measure mL/100g/min.
3 days postoperatively
Gingival Blood Flow as Measured Laser Doppler Flowmetry (LDF)
Time Frame: 7 days postoperatively
The laser Doppler flowmetry (LDF) technique to measure the blood perfusion of the FGG donor site. The value reported is blood flow at the FGG donor site (operated site) minus blood flow at the contralateral side of the palate (non-operated site). Perfusion Units (PU) are reported, which is blood flow through a given volume or mass of tissue with the unit of measure mL/100g/min.
7 days postoperatively
Gingival Blood Flow as Measured Laser Doppler Flowmetry (LDF)
Time Frame: 14 days postoperatively
The laser Doppler flowmetry (LDF) technique to measure the blood perfusion of the FGG donor site. The value reported is blood flow at the FGG donor site (operated site) minus blood flow at the contralateral side of the palate (non-operated site). Perfusion Units (PU) are reported, which is blood flow through a given volume or mass of tissue with the unit of measure mL/100g/min.
14 days postoperatively
Gingival Blood Flow as Measured Laser Doppler Flowmetry (LDF)
Time Frame: 21 days postoperatively
The laser Doppler flowmetry (LDF) technique to measure the blood perfusion of the FGG donor site. The value reported is blood flow at the FGG donor site (operated site) minus blood flow at the contralateral side of the palate (non-operated site). Perfusion Units (PU) are reported, which is blood flow through a given volume or mass of tissue with the unit of measure mL/100g/min.
21 days postoperatively
Number of Participants With Re-epithelialization of the FGG Donor Site as Indicated by a Non-invasive Peroxide Test
Time Frame: 3 days postoperatively
The non-invasive peroxide test is based on the principle that if the epithelium is discontinuous, the H2O2 diffuses into the connective tissue; the enzyme catalase acts on H2O2 to release water and oxygen: this is clinically shown by the production of bubbles on the wound. 3% H2O2 will be applied to the FGG donor site with a syringe and the appearance of bubbles will be recorded as a dichotomous variable (yes/no).
3 days postoperatively
Number of Participants With Re-epithelialization of the FGG Donor Site as Indicated by a Non-invasive Peroxide Test
Time Frame: 7 days postoperatively
The non-invasive peroxide test is based on the principle that if the epithelium is discontinuous, the H2O2 diffuses into the connective tissue; the enzyme catalase acts on H2O2 to release water and oxygen: this is clinically shown by the production of bubbles on the wound. 3% H2O2 will be applied to the FGG donor site with a syringe and the appearance of bubbles will be recorded as a dichotomous variable (yes/no).
7 days postoperatively
Number of Participants With Re-epithelialization of the FGG Donor Site as Indicated by a Non-invasive Peroxide Test
Time Frame: 14 days postoperatively
The non-invasive peroxide test is based on the principle that if the epithelium is discontinuous, the H2O2 diffuses into the connective tissue; the enzyme catalase acts on H2O2 to release water and oxygen: this is clinically shown by the production of bubbles on the wound. 3% H2O2 will be applied to the FGG donor site with a syringe and the appearance of bubbles will be recorded as a dichotomous variable (yes/no).
14 days postoperatively
Number of Participants With Re-epithelialization of the FGG Donor Site as Indicated by a Non-invasive Peroxide Test
Time Frame: 21 days postoperatively
The non-invasive peroxide test is based on the principle that if the epithelium is discontinuous, the H2O2 diffuses into the connective tissue; the enzyme catalase acts on H2O2 to release water and oxygen: this is clinically shown by the production of bubbles on the wound. 3% H2O2 will be applied to the FGG donor site with a syringe and the appearance of bubbles will be recorded as a dichotomous variable (yes/no).
21 days postoperatively

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Sponsor

The organization or person who initiates the study and who has authority and control over the study.
The University of Texas Health Science Center, Houston

Investigators

Investigators

A researcher involved in a clinical study. Related terms include site principal investigator, site sub-investigator, study chair, study director, and study principal investigator.
  • Principal Investigator: Jennifer D James, DMD, MS, The University of Texas Health Science Center, Houston

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

Study Start

The actual date on which the first participant was enrolled in a clinical study. The "anticipated" study start date is the date that the researchers think will be the study start date.
October 29, 2015

Primary Completion (Actual)

Primary Completion

The date on which the last participant in a clinical study was examined or received an intervention to collect final data for the primary outcome measure. Whether the clinical study ended according to the protocol or was terminated does not affect this date. For clinical studies with more than one primary outcome measure with different completion dates, this term refers to the date on which data collection is completed for all the primary outcome measures. The "anticipated" primary completion date is the date that the researchers think will be the primary completion date for the study.
May 19, 2017

Study Completion (Actual)

Study Completion

The date on which the last participant in a clinical study was examined or received an intervention/treatment to collect final data for the primary outcome measures, secondary outcome measures, and adverse events (that is, the last participant's last visit). The "anticipated" study completion date is the date that the researchers think will be the study completion date.
May 19, 2017

Study Registration Dates

First Submitted

First Submitted

The date on which the study sponsor or investigator first submitted a study record to ClinicalTrials.gov. There is typically a delay of a few days between the first submitted date and the record's availability on ClinicalTrials.gov (the first posted date).
November 17, 2017

First Submitted That Met QC Criteria

First Submitted That Met QC Criteria

The date on which the study sponsor or investigator first submits a study record that is consistent with National Library of Medicine (NLM) quality control (QC) review criteria. The sponsor or investigator may need to revise and submit a study record one or more times before NLM's QC review criteria are met. It is the responsibility of the sponsor or investigator to ensure that the study record is consistent with the NLM QC review criteria.
November 17, 2017

First Posted (Actual)

First Posted

The date on which the study record was first available on ClinicalTrials.gov after National Library of Medicine (NLM) quality control (QC) review has concluded. There is typically a delay of a few days between the date the study sponsor or investigator submitted the study record and the first posted date.
November 22, 2017

Study Record Updates

Last Update Posted (Actual)

Last Update Posted

The most recent date on which changes to a study record were made available on ClinicalTrials.gov. There may be a delay between when the changes were submitted to ClinicalTrials.gov by the study's sponsor or investigator (the last update submitted date) and the last update posted date.
April 17, 2018

Last Update Submitted That Met QC Criteria

Last Update Submitted That Met QC Criteria

The most recent date on which the study sponsor or investigator submitted changes to a study record that are consistent with National Library of Medicine (NLM) quality control (QC) review criteria. It is the responsibility of the sponsor or investigator to ensure that the study record is consistent with the NLM QC review criteria.
March 19, 2018

Last Verified

Last Verified

The most recent date on which the study sponsor or investigator confirmed the information about a clinical study on ClinicalTrials.gov as accurate and current. If a study with a recruitment status of recruiting; not yet recruiting; or active, not recruiting has not been confirmed within the past 2 years, the study's recruitment status is shown as unknown.
March 1, 2018

More Information

Terms related to this study

Other Study ID Numbers

Other Study ID Numbers

Identifiers or ID numbers other than the NCT number that are assigned to a clinical study by the study's sponsor, funders, or others. These numbers may include unique identifiers from other trial registries and National Institutes of Health grant numbers.
  • HSC-DB-15-0658

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

Yes

product manufactured in and exported from the U.S.

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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