Trial Outcomes & Findings for The Use of Microneedles in Photodynamic Therapy (NCT NCT01812837)

NCT ID: NCT01812837

Last Updated: 2017-06-15

Results Overview

Recruitment status

COMPLETED

Study phase

NA

Target enrollment

51 participants

Primary outcome timeframe

one month after treatment

Results posted on

2017-06-15

Participant Flow

Participant milestones

Participant milestones
Measure
20 Minute Microneedle Pretreatment Incubation
20 min microneedle pretreatment incubation vs standard 60 min incubation (split-face) Microneedle: The study device (Microchannel Skin System by 3M Company)is fabricated from medicalgrade polymer consisting of a rectangular array of 351 pyramidal, 700-μm-long, solid microneedles. Aminolevulinic Acid: Levulan® Kerastick® DUSA Pharmaceuticals, Inc., Wilmington, MA Blue light: Blu-U unit (DUSA Pharmaceuticals, Inc., Wilmington, MA)
40 Minute Microneedle Pretreatment Incubation
40 min microneedle pretreatment incubation vs standard 60 min incubation (split-face) Microneedle: The study device (Microchannel Skin System by 3M Company)is fabricated from medicalgrade polymer consisting of a rectangular array of 351 pyramidal, 700-μm-long, solid microneedles. Aminolevulinic Acid: Levulan® Kerastick® DUSA Pharmaceuticals, Inc., Wilmington, MA Blue light: Blu-U unit (DUSA Pharmaceuticals, Inc., Wilmington, MA)
60 Minute Microneedle Pretreatment Incubation
60 min microneedle pretreatment incubation vs standard 60 min incubation (split-face) Microneedle: The study device (Microchannel Skin System by 3M Company)is fabricated from medicalgrade polymer consisting of a rectangular array of 351 pyramidal, 700-μm-long, solid microneedles. Aminolevulinic Acid: Levulan® Kerastick® DUSA Pharmaceuticals, Inc., Wilmington, MA Blue light: Blu-U unit (DUSA Pharmaceuticals, Inc., Wilmington, MA)
Overall Study
STARTED
17
17
17
Overall Study
COMPLETED
15
16
17
Overall Study
NOT COMPLETED
2
1
0

Reasons for withdrawal

Reasons for withdrawal
Measure
20 Minute Microneedle Pretreatment Incubation
20 min microneedle pretreatment incubation vs standard 60 min incubation (split-face) Microneedle: The study device (Microchannel Skin System by 3M Company)is fabricated from medicalgrade polymer consisting of a rectangular array of 351 pyramidal, 700-μm-long, solid microneedles. Aminolevulinic Acid: Levulan® Kerastick® DUSA Pharmaceuticals, Inc., Wilmington, MA Blue light: Blu-U unit (DUSA Pharmaceuticals, Inc., Wilmington, MA)
40 Minute Microneedle Pretreatment Incubation
40 min microneedle pretreatment incubation vs standard 60 min incubation (split-face) Microneedle: The study device (Microchannel Skin System by 3M Company)is fabricated from medicalgrade polymer consisting of a rectangular array of 351 pyramidal, 700-μm-long, solid microneedles. Aminolevulinic Acid: Levulan® Kerastick® DUSA Pharmaceuticals, Inc., Wilmington, MA Blue light: Blu-U unit (DUSA Pharmaceuticals, Inc., Wilmington, MA)
60 Minute Microneedle Pretreatment Incubation
60 min microneedle pretreatment incubation vs standard 60 min incubation (split-face) Microneedle: The study device (Microchannel Skin System by 3M Company)is fabricated from medicalgrade polymer consisting of a rectangular array of 351 pyramidal, 700-μm-long, solid microneedles. Aminolevulinic Acid: Levulan® Kerastick® DUSA Pharmaceuticals, Inc., Wilmington, MA Blue light: Blu-U unit (DUSA Pharmaceuticals, Inc., Wilmington, MA)
Overall Study
Lost to Follow-up
1
1
0
Overall Study
Protocol Violation
1
0
0

Baseline Characteristics

The Use of Microneedles in Photodynamic Therapy

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
20 Minute Microneedle Pretreatment Incubation
n=17 Participants
20 min microneedle pretreatment incubation vs standard 60 min incubation (split-face) Microneedle: The study device (Microchannel Skin System by 3M Company)is fabricated from medicalgrade polymer consisting of a rectangular array of 351 pyramidal, 700-μm-long, solid microneedles. Aminolevulinic Acid: Levulan® Kerastick® DUSA Pharmaceuticals, Inc., Wilmington, MA Blue light: Blu-U unit (DUSA Pharmaceuticals, Inc., Wilmington, MA)
40 Minute Microneedle Pretreatment Incubation
n=17 Participants
40 min microneedle pretreatment incubation vs standard 60 min incubation (split-face) Microneedle: The study device (Microchannel Skin System by 3M Company)is fabricated from medicalgrade polymer consisting of a rectangular array of 351 pyramidal, 700-μm-long, solid microneedles. Aminolevulinic Acid: Levulan® Kerastick® DUSA Pharmaceuticals, Inc., Wilmington, MA Blue light: Blu-U unit (DUSA Pharmaceuticals, Inc., Wilmington, MA)
60 Minute Microneedle Pretreatment Incubation
n=17 Participants
60 min microneedle pretreatment incubation vs standard 60 min incubation (split-face) Microneedle: The study device (Microchannel Skin System by 3M Company)is fabricated from medicalgrade polymer consisting of a rectangular array of 351 pyramidal, 700-μm-long, solid microneedles. Aminolevulinic Acid: Levulan® Kerastick® DUSA Pharmaceuticals, Inc., Wilmington, MA Blue light: Blu-U unit (DUSA Pharmaceuticals, Inc., Wilmington, MA)
Total
n=51 Participants
Total of all reporting groups
Age, Categorical
<=18 years
0 Participants
n=5 Participants
0 Participants
n=7 Participants
0 Participants
n=5 Participants
0 Participants
n=4 Participants
Age, Categorical
Between 18 and 65 years
4 Participants
n=5 Participants
8 Participants
n=7 Participants
9 Participants
n=5 Participants
21 Participants
n=4 Participants
Age, Categorical
>=65 years
13 Participants
n=5 Participants
9 Participants
n=7 Participants
8 Participants
n=5 Participants
30 Participants
n=4 Participants
Age, Continuous
70.1 years
STANDARD_DEVIATION 6.4 • n=5 Participants
66.9 years
STANDARD_DEVIATION 9.8 • n=7 Participants
66.2 years
STANDARD_DEVIATION 10.3 • n=5 Participants
67.7 years
STANDARD_DEVIATION 9.0 • n=4 Participants
Sex: Female, Male
Female
3 Participants
n=5 Participants
1 Participants
n=7 Participants
4 Participants
n=5 Participants
8 Participants
n=4 Participants
Sex: Female, Male
Male
14 Participants
n=5 Participants
16 Participants
n=7 Participants
13 Participants
n=5 Participants
43 Participants
n=4 Participants
Region of Enrollment
United States
17 participants
n=5 Participants
17 participants
n=7 Participants
17 participants
n=5 Participants
51 participants
n=4 Participants

PRIMARY outcome

Timeframe: one month after treatment

Outcome measures

Outcome measures
Measure
20 Minute Microneedle Pretreatment Incubation
n=15 Participants
20 min microneedle pretreatment incubation vs standard 60 min incubation (split-face) Microneedle: The study device (Microchannel Skin System by 3M Company)is fabricated from medicalgrade polymer consisting of a rectangular array of 351 pyramidal, 700-μm-long, solid microneedles. Aminolevulinic Acid: Levulan® Kerastick® DUSA Pharmaceuticals, Inc., Wilmington, MA Blue light: Blu-U unit (DUSA Pharmaceuticals, Inc., Wilmington, MA)
40 Minute Microneedle Pretreatment Incubation
n=16 Participants
40 min microneedle pretreatment incubation vs standard 60 min incubation (split-face) Microneedle: The study device (Microchannel Skin System by 3M Company)is fabricated from medicalgrade polymer consisting of a rectangular array of 351 pyramidal, 700-μm-long, solid microneedles. Aminolevulinic Acid: Levulan® Kerastick® DUSA Pharmaceuticals, Inc., Wilmington, MA Blue light: Blu-U unit (DUSA Pharmaceuticals, Inc., Wilmington, MA)
60 Minute Microneedle Pretreatment Incubation
n=17 Participants
60 min microneedle pretreatment incubation vs standard 60 min incubation (split-face) Microneedle: The study device (Microchannel Skin System by 3M Company)is fabricated from medicalgrade polymer consisting of a rectangular array of 351 pyramidal, 700-μm-long, solid microneedles. Aminolevulinic Acid: Levulan® Kerastick® DUSA Pharmaceuticals, Inc., Wilmington, MA Blue light: Blu-U unit (DUSA Pharmaceuticals, Inc., Wilmington, MA)
Actinic Keratoses Reduction Percent
Microneedle Pretreatment
71.4 percentage
Standard Deviation 22.6
80.2 percentage
Standard Deviation 18.7
72.5 percentage
Standard Deviation 22.8
Actinic Keratoses Reduction Percent
Control
68.3 percentage
Standard Deviation 13.0
80.1 percentage
Standard Deviation 18.1
73.6 percentage
Standard Deviation 28.3

Adverse Events

20 Minute Microneedle Pretreatment Incubation

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

40 Minute Microneedle Pretreatment Incubation

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

60 Minute Microneedle Pretreatment Incubation

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

Serious adverse events

Adverse event data not reported

Other adverse events

Adverse event data not reported

Additional Information

Dr. Raja Sivamani

UC Davis

Phone: 9167035145

Results disclosure agreements

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