WPFInk is a working title for an application
that allows an interactive e-paper experience using the new
multi-touch capabilities of the Dell XT tablet PC.
What WPFInk is not Tablet PCs have long been proposed as a good
solution for hospitals and for custom written applications can work
well, but the reality is most off the shelf apps that are in use are
only designed to work with a keyboard and mouse and using them on
tablets is a painful experience. Ink forms for use on tablets (such as
MiForms) are good, but they do require as much (if not more) effort to
create and maintain as their desktop equivalents. WPFInk was inspired
by the huge gap between paper notes (and scanned notes) in a hospital
and structured forms based applications.
WPFInk Benefits What WPFInk proposes is replicating the
"unstructured" paper notes that are in use now but in a digital form,
this requires no significant process change or huge product teams
worrying about datatypes and form layout, but can provide huge
benefits right now in records management; storage, transport,
misplacement, multi-access, audit trail, searchability. As the paper
process is replicated the notes can also be printed and placed in the
patients notes very easily if only used for part of the record.
Some doctors use OneNote to provide this sort of functionality in a
single practice, but this has limited scalability and is quite complex
to use. WPFInk keeps the interface clean, uncluttered and most
importantly touch based, which can get over problems of screen size
when trying to fit an A4 sheet of paper onto a 12" screen by providing
intuitive panning and zooming (like an iPhone) without messy
scrollbars and zoom dropdowns. Ideally we would use tablets with
slightly larger than A4 high dpi screens, but they don't exist yet.
Current features |
- Digital Inking
- Selectable background templates
- Pan and Zoom using multi-touch
- Multi-page
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Future enhancements |
- Patient selection
- Pathway/Episode management
- User management
- Template management
- Viewing of scanned notes from Windip using the touch
interface
- Zoom-able thumbnail views of notes (deepzoom)
- Viewing of images from various systems, or linking to
those systems
- Integration of the digital ink notes into the desktop
EPR system
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Technology |
- .Net Framework 3.5 SP1
- Windows Presentation Foundation (WPF)
- C#
- Binary Serialized Ink (Microsoft ISF format)
- SQLServer Compact (SDF)
- Dell XT Tablet with Duosense N-Trig screen overlay
(multi-touch and stylus)
- In future the multi-touch Win7/Surface SDK could
be used to make the multi-touch more integrated
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