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The application of improved stent partial recovery combined with double suction technique to improve recanalization efficiency in acute anterior circulation large vessel occlusion thrombectomy

The application of improved stent partial recovery combined with double suction technique to improve recanalization efficiency in acute anterior circulation large vessel occlusion thrombectomy

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2300078030
Enrollment
Unknown
Registered
2023-11-27
Start date
2023-12-01
Completion date
Unknown
Last updated
2023-12-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

acute ischemic stroke

Interventions

Test group:Adopting improved bracket semi recovery combined with dual suction technology
control group:Adopting classic pulling and pulling techniques (first pulling the bolt on the bracket and then pulling)

Sponsors

The First People’s Hospital of Zhangjiagang City.
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 90 Years

Inclusion criteria

Inclusion criteria: 1) Age = 18 years old 2) Preoperative DSA or CTA confirmed anterior circulation artery occlusion (internal carotid artery, M1 main artery of middle cerebral artery), which is the responsible lesion for cerebral infarction. 3) The National Institutes of Health Stroke Scale (NIHSS) scores = 6. 4) The onset treatment time is less than 24 hours. 5) The time from onset to treatment is = 6 hours, and the ASPECTS score based on NCCT is = 6 points; 6 hours = time from onset to treatment = 24 hours, ASPECTS based on NCCT = 7 points or meets the DIFUSSE 3 study criteria (low perfusion volume/infarct core>1.8 and maximum infarct core = 70 ml) or the DON study criteria (age = 80 years: NIHSS = 10, infarct volume<21ml; age<80 years: NIHSS = 10, infarct volume<31ml; NIHSS = 20, infarct volume 31-51ml). 6) The patient's family members have informed consent and signed the surgical consent form.

Exclusion criteria

Exclusion criteria: 1) The mRS score before onset is = 2. 2) ASPECTS score of less than 6 in NCCT. 3) Head CT confirmed intracranial hemorrhage. 4) Patients with advanced disease or life expectancy<6 months. 5) Contrast agent allergy. 6) Breastfeeding or pregnant women. 7) Intracranial aneurysm or arteriovenous malformation. 8) Expected inability to complete follow-up.

Design outcomes

Primary

MeasureTime frame
90d mRS 0-2;First pass success;The incidence of symptomatic intracranial hemorrhage ;90d mortality rate;—

Secondary

MeasureTime frame
mTICI 3;90d mRS;puncture recanalization time;Incidence of distal vascular embolism;NHISS 5-7 days after surgery;—

Countries

China

Contacts

Public ContactKechun Chen

The First People’s Hospital of Zhangjiagang City.

chenkechun0108@sina.com.cn+86 139 2196 0661

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026