Partial or total loss of sight affects millions of people worldwide. Many cases are preventable or curable, but simple interventions are not available in some poorer countries. The 15 video tracks in this album explore the impact of visual impairment and corrective treatments. Derek Child explains how he learned to adapt to losing his sight and the training that helps him stay mobile and independent. Experts from Contamac reveal the science behind lens production. The Good Health Train brings basic health care to poor communities in rural South Africa, where locals live without access to treatments for common problems like cataract surgery.
This material forms part of The Open University course SDK125 Introducing health sciences: a case study approach.
Transcript -- Derek talks about long cane training and his decision to do guide dog training.
Derek describes the difficulties faced on the streets today and the interaction he has with strangers.
Transcript -- Derek describes the difficulties faced on the streets today and the interaction he has with strangers.
Derek highlights the issues that affect the daily lives of people with visual impairment
Transcript -- Derek highlights the issues that affect the daily lives of people with visual impairment
The Materials Development Manager shows how they formulate the lens material to make it strong and comfortable for the wearer.
Transcript -- The Materials Development Manager shows how they formulate the lens material to make it strong and comfortable for the wearer.
Once the polymer disks are formulated. The lenses change from their fluid state to hard polymer.
Transcript -- Once the polymer disks are formulated. The lenses change from their fluid state to hard polymer.
The Lab Manager at Contamac demonstrates how they cut, polish and hydrate the finished lens.
Transcript -- The Lab Manager at Contamac demonstrates how they cut, polish and hydrate the finished lens.
The good health train, Pelophepa is on a mission to bring health care to rural communities Introducing Dr Lillian Clingo. Manager of the train.
Transcript -- The good health train, Pelophepa is on a mission to bring health care to rural communities Introducing Dr Lillian Clingo. Manager of the train.
The extremely limited access poor people in South Africa have to basic healthcare. Local teenager Toboa gets some new glasses.
Transcript -- The extremely limited access poor people in South Africa have to basic healthcare. Local teenager Toboa gets some new glasses.
In rural communities eye disease continues to be the sort of thing that won't get proper treatment.
Transcript -- In rural communities eye disease continues to be the sort of thing that won't get proper treatment.