NCT04693767

Brief Summary

The aim of the study is to collect and analyze specimen from ischemic stroke patients undergoing thrombectomy procedures and from patients undergoing minimally invasive surgery for intracranial hematoma evacuation.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
400

participants targeted

Target at P75+ for all trials

Timeline
Completed

Started Feb 2021

Geographic Reach
1 country

27 active sites

Status
completed

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

First Submitted

Initial submission to the registry

December 30, 2020

Completed
6 days until next milestone

First Posted

Study publicly available on registry

January 5, 2021

Completed
1 month until next milestone

Study Start

First participant enrolled

February 16, 2021

Completed
1.4 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

July 22, 2022

Completed
12 days until next milestone

Study Completion

Last participant's last visit for all outcomes

August 3, 2022

Completed
2.2 years until next milestone

Results Posted

Study results publicly available

October 23, 2024

Completed
Last Updated

October 23, 2024

Status Verified

October 1, 2024

Enrollment Period

1.4 years

First QC Date

December 30, 2020

Results QC Date

September 25, 2023

Last Update Submit

October 21, 2024

Conditions

Outcome Measures

Primary Outcomes (4)

  • Clot Specimen Histology

    Numbers of clot specimen for histology analysis

    Clot specimen obtained during procedure

  • Blood and Clot Specimen Transcriptomics

    Numbers of blood and clot for RNA sequency. Only includes successful sample number that was processed.

    Blood and clot specimen obtained during procedure

  • Blood and Clot Specimen Proteomics

    Numbers of blood and clot specimen for proteomic analysis

    Blood and clot specimen obtained during procedure

  • Blood and Clot Specimen Genomics

    Numbers of blood and clot specimen for single nucleotide polymorphisms (SNPs). Only includes successful sample number that was processed.

    Blood and clot specimen obtained during procedure

Study Arms (2)

Patients with ischemic stroke

Device: Mechanical thrombectomy

Patients with intracranial hematoma

Other: Minimally invasive surgery

Interventions

1. Clot specimen collection 2. Extracranial blood collection

Patients with ischemic stroke

1. Clot specimen collection 2. Arterial blood collection

Patients with intracranial hematoma

Eligibility Criteria

Age18 Years+
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
Sampling MethodNon-Probability Sample
Study Population

Patients undergoing either ischemic stroke thrombectomy procedures or minimally invasive interventions for intracranial hematoma evacuation

You may qualify if:

  • ≥ 18 Years of Age
  • Frontline treatment with: Penumbra System for ischemic stroke patients eligible for mechanical thrombectomy or Artemis Neuro Evacuation device for intracranial hematoma evacuation in patients eligible for minimally invasive surgery (MIS)
  • Extracted thrombus/embolus
  • Informed consent is obtained from either the patient or legally authorized representative (LAR)

You may not qualify if:

  • Pregnancy or positive pregnancy test according to site routine practice (only required for women of child bearing potential; serum or urine acceptable)
  • Currently participating in an investigational drug or device clinical trial that may confound the ability to capture clot and/or influence clot composition. Patients in observational, natural history, and/or epidemiological studies not involving intervention are eligible

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (27)

Banner Desert Medical Center

Mesa, Arizona, 85202, United States

Location

Banner University Medical Center - Phoenix

Phoenix, Arizona, 85006, United States

Location

Christiana Care

Newark, Delaware, 19713, United States

Location

George Washington University

Washington D.C., District of Columbia, 20037, United States

Location

Baptist Medical Center

Jacksonville, Florida, 32207, United States

Location

Northwestern University

Chicago, Illinois, 60611, United States

Location

Indiana University Health Methodist Hospital

Indianapolis, Indiana, 46202, United States

Location

University of Kentucky

Lexington, Kentucky, 40536, United States

Location

Norton Neuroscience Institute

Louisville, Kentucky, 40241, United States

Location

MaineHealth

Portland, Maine, 04012, United States

Location

Adventist Healthcare Shady Grove Medical Center

Rockville, Maryland, 20850, United States

Location

Massachusetts General Hospital

Boston, Massachusetts, 02114, United States

Location

Metro Health

Wyoming, Michigan, 49519, United States

Location

St. Dominic Jackson Memorial Hospital

Jackson, Mississippi, 39216, United States

Location

SSM St. Clare Healthcare

Fenton, Missouri, 63026, United States

Location

Mount Sinai

New York, New York, 10029, United States

Location

Stony Brook University

Stony Brook, New York, 11794, United States

Location

Westchester Medical Center

Valhalla, New York, 10595, United States

Location

Miami Valley Hospital

Dayton, Ohio, 45409, United States

Location

University of Pennsylvania

Philadelphia, Pennsylvania, 19104, United States

Location

Greenville Memorial / Prisma Health

Greenville, South Carolina, 29605, United States

Location

Fort Sanders Regional Medical Center

Knoxville, Tennessee, 37916, United States

Location

Methodist University

Memphis, Tennessee, 38104, United States

Location

University of Texas Health Center, Memorial Hermann Medical Center

Houston, Texas, 77030, United States

Location

Virginia Commonwealth University

Richmond, Virginia, 23298, United States

Location

Swedish Health Services, Swedish Cherry Hill

Seattle, Washington, 98122, United States

Location

Tacoma General Hosptial

Tacoma, Washington, 98405, United States

Location

Biospecimen

Retention: SAMPLES WITH DNA

Clot and blood specimen

MeSH Terms

Conditions

Ischemic Stroke

Interventions

Minimally Invasive Surgical Procedures

Condition Hierarchy (Ancestors)

StrokeCerebrovascular DisordersBrain DiseasesCentral Nervous System DiseasesNervous System DiseasesVascular DiseasesCardiovascular Diseases

Intervention Hierarchy (Ancestors)

Surgical Procedures, Operative

Results Point of Contact

Title
Brooke Lawson
Organization
Penumbra Inc.

Publication Agreements

PI is Sponsor Employee
No
Restrictive Agreement
Yes

Study Design

Study Type
observational
Observational Model
COHORT
Time Perspective
PROSPECTIVE
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

December 30, 2020

First Posted

January 5, 2021

Study Start

February 16, 2021

Primary Completion

July 22, 2022

Study Completion

August 3, 2022

Last Updated

October 23, 2024

Results First Posted

October 23, 2024

Record last verified: 2024-10

Locations