NCT00449098

Brief Summary

The purpose of this study is to compare the safety and effectiveness of the ologen (OculusGen) Biodegradable Collagen Matrix Implant and the MMC group in filtration surgery.

Trial Health

43
At Risk

Trial Health Score

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

Trial has exceeded expected completion date
Enrollment
40

participants targeted

Target at P25-P50 for phase_4

Timeline
Completed

Started Jan 2007

Longer than P75 for phase_4

Geographic Reach
1 country

1 active site

Status
unknown

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

Study Start

First participant enrolled

January 1, 2007

Completed
2 months until next milestone

First Submitted

Initial submission to the registry

March 15, 2007

Completed
4 days until next milestone

First Posted

Study publicly available on registry

March 19, 2007

Completed
4.5 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

October 1, 2011

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

October 1, 2011

Completed
Last Updated

October 7, 2011

Status Verified

October 1, 2011

Enrollment Period

4.8 years

First QC Date

March 15, 2007

Last Update Submit

October 6, 2011

Conditions

Keywords

GlaucomaCollagen matrixologenOculusGenTrabeculectomyanti scarringtissue engineeringhigh risk patient for trabeculectomyAeon Astron

Outcome Measures

Primary Outcomes (1)

  • the effectiveness via the reduction of IOP

    180 day

Secondary Outcomes (1)

  • the safety via the incidence of complications and adverse events.

    180 day

Study Arms (2)

OculusGen Biodegradable Collagen Matrix Implant

EXPERIMENTAL

Trabeculectomy with OculusGen Biodegradable Collagen Matrix Implant

Device: OculusGen Biodegradable Collagen Matrix Implant

MMC

ACTIVE COMPARATOR

Trabeculectomy with MMC

Drug: Trabeculectomy with MMC

Interventions

Trabeculectomy with OculusGen Biodegradable Collagen Matrix Implant

OculusGen Biodegradable Collagen Matrix Implant

Trabeculectomy with MMC

MMC

Eligibility Criteria

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

You may qualify if:

  • Age 18 years or over.
  • Uncontrolled glaucoma, with failed medical and laser treatment, requiring trabeculectomy.
  • Subject able and willing to cooperate with investigation plan.
  • Subject able and willing to complete postoperative follow-up requirements.
  • Subject willing to sign informed consent form.

You may not qualify if:

  • Known allergic reaction to mitomycin-C or porcine collagen.
  • Subject is on warfarin and discontinuation is not recommended.
  • Normal tension glaucoma.
  • Participation in an investigational study during the 30 days preceding trabeculectomy.
  • Ocular infection within 14 days prior to trabeculectomy.
  • Pregnant or breast-feeding women.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

L. V. Prasad Eye Institute

Hyderabad, Andhra Pradesh, 500 034, India

RECRUITING

Related Publications (3)

  • Chen HS, Ritch R, Krupin T, Hsu WC. Control of filtering bleb structure through tissue bioengineering: An animal model. Invest Ophthalmol Vis Sci. 2006 Dec;47(12):5310-4. doi: 10.1167/iovs.06-0378.

  • Hsu WC, Spilker MH, Yannas IV, Rubin PA. Inhibition of conjunctival scarring and contraction by a porous collagen-glycosaminoglycan implant. Invest Ophthalmol Vis Sci. 2000 Aug;41(9):2404-11.

  • Park J, Rittiphairoj T, Wang X, E JY, Bicket AK. Device-modified trabeculectomy for glaucoma. Cochrane Database Syst Rev. 2023 Mar 13;3(3):CD010472. doi: 10.1002/14651858.CD010472.pub3.

Related Links

MeSH Terms

Conditions

Glaucoma

Interventions

Trabeculectomy

Condition Hierarchy (Ancestors)

Ocular HypertensionEye Diseases

Intervention Hierarchy (Ancestors)

Filtering SurgeryOphthalmologic Surgical ProceduresSurgical Procedures, Operative

Study Officials

  • Rajul S Parikh, MD

    V. S. T. Glaucoma Services, L. V. Prasad Eye Institute,

    PRINCIPAL INVESTIGATOR

Central Study Contacts

Study Design

Study Type
interventional
Phase
phase 4
Allocation
RANDOMIZED
Masking
NONE
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

March 15, 2007

First Posted

March 19, 2007

Study Start

January 1, 2007

Primary Completion

October 1, 2011

Study Completion

October 1, 2011

Last Updated

October 7, 2011

Record last verified: 2011-10

Locations