PHYSIOLOGICAL TEST CREDIT METHOD
1 Assignment
0 Petitions
Accused Products
Abstract
A physiological test credit method determines if test credits are available to the monitor and checks if a Wi-Fi connection is available. If test credits are less than a test credit threshold, the monitor connects to a test credit server, processes server commands so as to download test credits and disconnects from the server. In various embodiments, the monitor is challenged to break a server code, the server is challenged to break a monitor code. The server validates monitor serial codes, and saves monitor configuration parameters.
-
Citations
21 Claims
-
1. (canceled)
-
2. A physiological monitoring system configured to performed parameter spot-checks on a per test credit basis, the system comprising:
-
a sensor configured to be placed at a measurement location of a patient and output signals indicative of the patient'"'"'s physiological conditions, the sensor comprising a memory configured to store one or more test credits; and a patient monitor configured to be coupled to the sensor, the patient monitor comprising one or more signal processors configured to receive and process the signals received from the sensor to make a physiological measurement of the patient, wherein the patient monitor is enabled to make the physiological measurement by one of the one or more test credits stored in the memory of the sensor, a number of test credits stored in the memory decremented after each physiological measurement, wherein the patient monitor is configured to determine the number of stored test credits after each physiological measurement and initiate communication with a remote server in response to the number of stored test credits falling below a predetermined threshold so as to; securely connect to the server, receive additional test credits from the server, send an acknowledgement for receipt of the additional test credits to the server, and using a two-way handshake upon the server receiving the acknowledgement, update the number of test credits in the memory of the sensor when the server deducts the additional test credits from a user account and increments a test credit downloading index count. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9, 10, 11)
-
-
12. A physiological test credit system configured to enable a physiological monitor to perform parameter spot-checks, the system comprising:
-
a patient monitor configured to be coupled to a physiological sensor, the monitor comprising one or more signal processors configured to, when enabled by a test credit stored in a memory of the physiological sensor, receive and process signals from the physiological sensor to make a physiological measurement of the patient, wherein the monitor decrements the number of test credits stored in the memory after each physiological measurement, wherein the patient monitor is configured to initiate communication with a remote server in response to the number of stored test credits falling below a predetermined threshold after each physiological measurement, wherein upon securely connecting to the remote server, the patient monitor is configured to; process server commands instructing the patient monitor to download additional test credits from the server, download the additional test credits from the server and send an acknowledgement for receipt of the additional test credits to the server, and upon the server receiving the acknowledgement, with a two-way handshake, update the number of test credits in the memory of the sensor when the server deducts the additional test credits from a user account and increments a test credit downloading index count. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20, 21)
-
Specification