Experimental applica tion of piezo-driven pulsed water jet in neurosurgical specimen: Effectiveness and safety.

Experimental applica tion of piezo-driven pulsed water jet in neurosurgical specimen: Effectiveness and safety. - Experimental application of piezo-driven pulsed water jet in neurosurgical specimen

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000017421

Enrollment

Registered

2015-06-01

Start date

2014-03-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Brain tumor (malignant tumor / benigh tumor), epilepsy, intracranial hemorrahge and trauma and spinal cord tumor

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Treatment in Tohoku University Hospital / Standard surgical indication. No change in extent of removal of tissue due to sample obtaining.

Exclusion criteria

Exclusion criteria: Could not acuire informed consent / When the principal investigator considered not suitable.

Design outcomes

Primary

Measure	Time frame
Evaluate penetration depth less than 3 mm at 0-100V at rate of 0-10 mm/sec	—

Secondary

Measure	Time frame
Evaluat e penetration depth less than 3 mm and evaluate effect on brain parenchyma, arachnoid membrane, blood vessel.	—

Countries

Japan

Contacts

Public ContactAtsuhiro Nakagawa

Tohoku University Hospital Deparment of Neurosurgery

nakg_neurosurg@yahoo.co.jp022-717-7230

Outcome results