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Wireless Sensors for the Patient of the Future

David Davenport of GE's Global Research Lab explains the new initiative to revolutionize the way patients's vital signs are monitored.

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[[David Davenport] My name is David Davenport.]

[I'm a member of the RF and photonics labs here at GE global research.]

[I'm an electronic system engineer. I work primarily on wireless sensor applications,]

[and most recently, on various medical applications.]

[A critical care patient today receives their monitoring using a bedside device,]

[and often a dozen or more wired connections and electrodes.]

[All of those wires present many challenges, both to the patient, as well as the caregiver.]

[The patient has reduced comfort and also reduced mobility with all of those wires ]

[kind of burdening them and restricting their motion.]

[The patient is also now at risk for infection, as those wires all have to be]

[cleaned and sterilized between different patient's stay.]

[The caregiver now has many challenges.]

[They have to manage those connections and those wires,]

[and the ability for a caregiver to collect the vital signs and parameters of interest]

[is also restricted, especially when the patient is now transported throughout the hospital,]

[and those wires have to either be stretched or moved along with the patient. ]

[Here at GE, we're working to change the game in patient monitoring]

[by developing medical body sensor networks.]

[By leveraging miniaturization of electronics and wireless technology,]

[we can develop a collection of body sensor networks.]

[These body wonder devices would measure vital signs such as heart rate,]

[blood pressure, glucose, even posture and motion of the patient. ]

[These can be measured throughout the entire stay of the patient,]

[whether they're in the operating room, the intensive care unit, or elsewhere.]

[All of that provides great benefits to the patient, in terms of their comfort and mobility,]

[faster recovery.]

[It also benefits the caregivers as they can now collect data continuously]

[with very little effort, very little intervention, and also having improved conditions ]

[and improved outcomes with less errors for the patient.]

[All of the technology exists today to build medical body sensor networks.]

[One challenge remains, and that challenge is wireless interference. ]

[When you consider the large number of patients moving about amongst each other]

[in a hospital, a well as moving about wireless computer networks, Bluetooth devices, ]

[cell phones, cordless phones, you have to address the potential ]

[for all of those wireless signals to interfere with each other.]

[We're very pleased by the FCC's recent release of a notice of proposed rule making]

[to allocate dedicated spectrum for medical body area networks. ]

[We believe and feel very strongly that that's the last key ingredient needed ]

[to realize the benefits of medical body area networks ]

[to reduce the cost to deliver healthcare and to improve the quality of healthcare delivered]

[within the US.]