Liquid transfusion apparatus
First Claim
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1. A liquid transfusion apparatus comprising:
- a transfusion tube for transfusing liquid into a human body;
a liquid feed means attached to said transfusion tube for feeding said liquid into said transfusion tube;
a pressure detecting means attached to said transfusion tube down stream of said transfusion tube with respect to said liquid feed means for detecting a pressure level of said liquid in said transfusion tube;
a setting means capable of setting a normal pressure leveland an upper alarm pressure level of said liquid in said transfusion tube;
a calculating means electrically coupled to said pressure detecting means and coupled to said setting means for calculating a percentage of a difference between said detected pressure level detected by said pressure detecting means and said normal pressure level set by said setting means with respect to a difference between said upper pressure level and said normal pressure level set by said setting means; and
display means electrically coupled to said calculating means for displaying said percentage calculated by said calculating means.
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Abstract
The liquid transfusion apparatus according to the present invention includes a setting device adapted to respectively set a normal level of pressure of the fed liquid and an upper alarm level of pressure of the fed liquid, calculating unit for calculating a percentage of a difference between the detected level of pressure of the liquid and the set normal level to a difference between the set upper alarm level and the set normal level, and display unit for displaying the calculated percentage. The liquid transfusion apparatus is very useful for monitoring the pressure of the liquid which is being administered to a patient.
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Citations
11 Claims
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1. A liquid transfusion apparatus comprising:
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a transfusion tube for transfusing liquid into a human body; a liquid feed means attached to said transfusion tube for feeding said liquid into said transfusion tube; a pressure detecting means attached to said transfusion tube down stream of said transfusion tube with respect to said liquid feed means for detecting a pressure level of said liquid in said transfusion tube; a setting means capable of setting a normal pressure level and an upper alarm pressure level of said liquid in said transfusion tube; a calculating means electrically coupled to said pressure detecting means and coupled to said setting means for calculating a percentage of a difference between said detected pressure level detected by said pressure detecting means and said normal pressure level set by said setting means with respect to a difference between said upper pressure level and said normal pressure level set by said setting means; and display means electrically coupled to said calculating means for displaying said percentage calculated by said calculating means. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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Specification