Postmarket Study of Tarvos Microguidewire in Neurovascular Interventional Surgery

NCT07500155 | Completed

• 1 other identifier: CIP-Reachx-RWD
• Study Type: observational
• Target: 121
• Locations: 1 country
• Sites: 1

Brief Summary

This investigation is to evaluate the clinical effectiveness and safety of the Tarvos Microguidewire in the neurovascular interventional surgery. It is a retrospective multicenter medical device clinical study with real-world data.

Conditions

AVM - Cerebral Arteriovenous Malformation; AV Fistula; Extracranial Atherosclerosis; Acute Ischemic Stroke; Intracranial Aneurysm

Outcome Measures

Primary Outcomes (1)

• Device success rate

  Number of patients with device success / Number of recruited patients\* 100%

  during surgery

Secondary Outcomes (1)

• Ability to assist in the delivery of other interventional devices to the targeted vessel position.

  during surgery

Other Outcomes (1)

• Incidence of adverse events, serious adverse events and device deficiencies

  within postoperative 24 hrs

Study Arms (1)

single arm

Device: Tarvos Microguidewire

Interventions

Tarvos Microguidewire DEVICE

This product is indicated for use in neurovascular interventions to assist in the delivery of diagnostic or therapeutic devices to the target lesion site.

single arm

Eligibility Criteria

• Age: 18 Years+
• Sex: all
• Healthy Volunteers: No
• Age Groups: Adult (18-64), Older Adult (65+)
• Sampling Method: Non-Probability Sample

Study Population

Undertaken a neurovascular surgery procedure including Tarvos Microguidewire

You may qualify if:

• Undertaken a neurovascular surgery procedure including Tarvos microguidewire
• Available images of Tarvos Microguidewire in the neurovascular surgery.

You may not qualify if:

• Disorders of vascular fragility (e.g. Ehlers-Danlos syndrome)
• Prior vascular dissection or injury to the target vessels
• Not meeting the data requirements needed for this study.

Sponsors & Collaborators

• Keuro MedTech: lead

Study Sites (1)

Xingtai central hospital

Xingtai, China

Location

MeSH Terms

Conditions

Intracranial Aneurysm; Intracranial Arteriovenous Malformations; Arteriovenous Fistula; Ischemic Stroke

Condition Hierarchy (Ancestors)

Intracranial Arterial Diseases; Cerebrovascular Disorders; Brain Diseases; Central Nervous System Diseases; Nervous System Diseases; Aneurysm; Vascular Diseases; Cardiovascular Diseases; Central Nervous System Vascular Malformations; Nervous System Malformations; Arteriovenous Malformations; Vascular Malformations; Cardiovascular Abnormalities; Congenital Abnormalities; Congenital, Hereditary, and Neonatal Diseases and Abnormalities; Vascular Fistula; Fistula; Pathological Conditions, Anatomical; Pathological Conditions, Signs and Symptoms; Stroke

Study Design

• Study Type: observational
• Observational Model: COHORT
• Time Perspective: RETROSPECTIVE
• Sponsor Type: INDUSTRY
• Responsible Party: SPONSOR

Study Record Dates

• First Submitted: March 24, 2026
• First Posted: March 30, 2026
• Study Start: January 29, 2026
• Primary Completion: March 15, 2026
• Study Completion: March 15, 2026
• Last Updated: April 2, 2026

Record last verified: 2026-03

Locations

CN (1)