DETERMINING PRESSURE
First Claim
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1. A method of determining pressure in a topical negative pressure (TNP) system, comprising the steps of:
- determining a pumping speed associated with a pump element of a TNP system;
determining a flow rate in a flow path associated with the pump element; and
determining pressure in the flow path in relation to the pumping speed and flow rate.
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Abstract
A method and apparatus are disclosed for determining a pressure in a topical negative pressure (TNP) system. The method includes the steps of determining a pumping speed associated with a pump element of a TNP system, determining a flow rate in a flow path associated with the pump element and determining pressure in the flow path responsive to the pumping speed and flow rate.
57 Citations
18 Claims
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1. A method of determining pressure in a topical negative pressure (TNP) system, comprising the steps of:
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determining a pumping speed associated with a pump element of a TNP system; determining a flow rate in a flow path associated with the pump element; and determining pressure in the flow path in relation to the pumping speed and flow rate. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 15, 16)
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9. Apparatus for determining pressure in a topical negative pressure (TNP) system, comprising:
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a pump element, that provides negative pressure in a flow path; a flow meter arranged to determine a flow rate in the flow path; and a processing unit configured to; determines a pumping speed associated with the pump element; and determines pressure in the flow path in relation to the pumping speed and flow rate. - View Dependent Claims (17, 18)
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10. The apparatus as claimed in claim 10 wherein the flow path comprises:
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a connection tube connecting the pump element to a canister of the TNP system; and an aspirant tube connected to the canister and locatable at a wound site. - View Dependent Claims (11, 12)
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13. (canceled)
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14. (canceled)
Specification