Combination of a portable monitoring device and a portable drip infusion set and a method of monitoring a portable drip infusion set
First Claim
1. A combination of a portable monitoring device for monitoring a medical device in the form of a portable drip infusion set for use in hospitals and the like and of the type comprising a liquid supply, a drip chamber downstream of said liquid supply for forming liquid drops and a flexible tube connecting said drip chamber with an injection needle,said monitoring device comprising:
- a first housing, a signal receiver for receiving a first wireless signal, a first timing device for measuring a first time interval, an alarm device for emitting a first alarm, first electronic circuitry interconnecting said signal receiver, said first timing device and said alarm device for causing said alarm device to emit said first alarm if said first signal is not received by said signal receiver at the end of said first time interval, and a first battery for providing electric energy to said signal receiver, said alarm device and said timing device, andsaid medical device comprising;
a second housing, a signal emitter for emitting said first wireless signal, a second timing device for measuring said first time interval, second electronic circuitry interconnecting said timing device and said signal emitter for causing said signal emitter to emit said first signal at the end of said first time interval, and an electric power supply, preferably a second battery, for providing electric energy to said timing device and said signal emitter.
1 Assignment
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Accused Products
Abstract
There is provided a combination of a portable monitoring device for monitoring a portable drip infusion set for use in hospitals and the like and the portable drip infusion set, preferably being of the type comprising a liquid supply, a drip chamber downstream of the liquid supply for forming liquid drops and a flexible tube connecting the drip chamber with an injection needle.
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Citations
26 Claims
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1. A combination of a portable monitoring device for monitoring a medical device in the form of a portable drip infusion set for use in hospitals and the like and of the type comprising a liquid supply, a drip chamber downstream of said liquid supply for forming liquid drops and a flexible tube connecting said drip chamber with an injection needle,
said monitoring device comprising: -
a first housing, a signal receiver for receiving a first wireless signal, a first timing device for measuring a first time interval, an alarm device for emitting a first alarm, first electronic circuitry interconnecting said signal receiver, said first timing device and said alarm device for causing said alarm device to emit said first alarm if said first signal is not received by said signal receiver at the end of said first time interval, and a first battery for providing electric energy to said signal receiver, said alarm device and said timing device, and said medical device comprising; a second housing, a signal emitter for emitting said first wireless signal, a second timing device for measuring said first time interval, second electronic circuitry interconnecting said timing device and said signal emitter for causing said signal emitter to emit said first signal at the end of said first time interval, and an electric power supply, preferably a second battery, for providing electric energy to said timing device and said signal emitter. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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17. A method of monitoring the function of a medical device for use in hospitals and the like in the form of a portable drip infusion set of the type comprising a liquid supply, a drip chamber downstream of said liquid supply for forming liquid drops and a flexible tube connecting said drip chamber with an injection needle, the method comprising the steps of:
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providing a portable monitoring device able to receive wireless signals from said medical device, causing said medical device to send a first wireless signal at certain time intervals, and causing said monitoring device to emit a first alarm if said monitoring device does not receive said first signal after said time interval has elapsed, wherein said medical device and said monitoring device each are provided with collaborating electrical contacts for establishing direct electrical contact between said monitoring device and said medical device for transmitting electrical energy and electronic data, and wherein the functions of said medical device are programmable only when said direct electrical contact is uninterrupted. - View Dependent Claims (18, 19, 20, 21, 22, 23, 24, 25, 26)
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Specification