Overview of Neurological Vision Rehabilitation System
1<br />Assessment and Training for people with Neurological Vision Deficits<br />NVT: Developed by Clinicians, for Clinicians<br />
Acquired Brain Injury<br /><ul><li>Acquired Brain Injury (ABI) is damage to the brain by a variety of causes; hypoxia, infection, tumour, substance abuse, degenerative neurological diseases, strokes or head trauma (TBI).
Traumatic Brain Injury (TBI) implies trauma to the head and brain caused by an external force.
ABI can cause physical, cognitive, psychosocial and sensory impairments which may lead to restrictions in various areas of a person’s life and lifestyle. </li></li></ul><li>2.2 Million People in the US Acquired Brain Injury<br />Every Year<br />1.5 million Traumatic Brain Injury: every 21 seconds<br />700,000 will have a Stroke: one every 45 seconds<br />Stroke is the number 3 killer and leading cause of severe, long-term disability<br />
4<br /> Neurological Vision Impairment<br /><ul><li>Neurological Vision Impairment occurs in 30 – 35% of all people who suffer a </li></ul>Stroke or Traumatic Brain Injury.<br />“50% of the patients in a head trauma rehabilitation centre show visual system disorders not assessed before, although most of the patients were chronic and had been treated in other hospitals previously.” (Gianutsos)<br />
9<br />Visual Perceptual Deficits<br />Homonymous Hemianopiais the most common cause of visual field loss, quadrantanopia, relative field loss.<br /><ul><li>Visual Neglect/Visual Inattention - patients can be unaware of the extent of vision loss – causes difficulty with ALL activities of daily living (reading, eating, dressing, mobility in busy or unfamiliar areas).
16<br />Supermarket<br />Shopping<br />Transferring scanning skills into<br />everyday community settings.<br />Preparation for independent living.<br />
17<br />Street <br />Crossings,<br />Car Parks<br />Transfer from walking frame<br />to support cane.<br />Ensuring balance, gait and <br />Scanning skills are not <br />compromised.<br />
18<br />Residential Area - Driveways<br />Transfer of scanning <br />skills into residential <br />settings. <br />Scanning into driveways<br /> for potential hazards<br />Good head turn,<br />chin over shoulder for self monitoring<br />
19<br />The NVT Vision Rehabilitation System<br />NVT Scanning Device - Standardised Assessment and Treatment protocols<br />2. Vision 2000 Software - rehabilitation and patient management system<br />3. Comprehensive Training program for rehabilitation therapists.<br />
strategies for dealing with the additional cognitive and physical deficits
Competency measures for attainment of skills</li></li></ul><li>22<br />Future Directions<br /><ul><li>Applicability to Education sector
Development of vocational training and services to young people with ABI
Home based rehabilitation programs for Stroke and ABI
International collaborative Research</li></li></ul><li>23<br />Allison Hayes<br />www.nvtsytems.com.au<br />PO Box 141, Torrensville. SA 5031<br />Australia<br />email@example.com<br />NVT: Developed by clinicians for clinicans.<br />