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Shunt Valves plus shunt Assistant versus Shunt valves alone for controlling Overdrainage in idiopathic Normal-pressure hydrocephalus in Adults

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN51046698
Enrollment
250
Registered
2007-05-18
Start date
2007-02-01
Completion date
Unknown
Last updated
2015-01-13

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

Conditions

Idiopathic Normal-Pressure Hydrocephalus (INPH) in adults Nervous System Diseases Hydrocephalus

Interventions

Experimental arm: ProGAV P3 (PGV, Miethke, Germany) Adjustable/Gravitational Valve Control arm: Medos-Codman Programmable Valve System (CHPV, Codman Johnson & Johnson, Germany)

Sponsors

B. Braun Melsungen AG (Germany)
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Male and female subjects more than 18 years 2. High probability of Idiopathic Normal-Pressure Hydrocephalus (INPH), according to published guidelines and locally established protocols 3. The diagnosis will include clinical signs and symptoms (Hakim's triad), the findings from lumbal infusion and tap tests, intermittent drainage, and Computed Tomography (CT) results

Exclusion criteria

Exclusion criteria: 1. Secondary Normal-Pressure Hydrocephalus (NPH) to inflammation 2. Tumour 3. Post-traumatic states 4. Contraindications for surgery (e.g., severe underlying diseases, florid infections) 5. Severe dementia

Design outcomes

Primary

MeasureTime frame
Composite measure of: 1. Clinical signs and symptoms suggestive of overdrainage (e.g., headache, vomiting, dizziness) 2. Imaging results (e.g., subdural haematoma, slit-ventricle syndrome) 3. Therapeutic interventions to resolve overdrainage

Secondary

MeasureTime frame
1. INPH outcome scales and Recovery Rate 2. 12-item Short-Form health survey (SF-12) 3. Evans-Index 4. Complication rates 5. Adverse Events (AE) 6. Serious Adverse Events (SAE)

Countries

Germany

Outcome results

None listed

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