Multi-processor medical device
A system for delivering a fluid to a patient includes a remote controller and an infusion pump. The infusion pump includes a dispenser for dispensing the fluid. An operationally-independent RF telemetry portion is configured to receive an RF data signal from the remote controller. An operationally-independent processing portion is configured to process the RF data signal received by the operationally-independent RF telemetry portion, and control the dispenser in accordance with the RF data signal received by the operationally-independent RF telemetry portion.
1 . A system for delivering a fluid to a patient comprising:
a remote controller; and
an infusion pump including:
a dispenser for dispensing the fluid;
an operationally-independent RF telemetry portion configured to receive an RF data signal from the remote controller; and
an operationally-independent processing portion configured to process the RF data signal received by the operationally-independent RF telemetry portion, and control the dispenser in accordance with the RF data signal received by the operationally-independent RF telemetry portion.
2 . The system of claim 1 wherein the operationally-independent processing portion includes:
an operationally-independent main processing unit, and
an operation-independent interlock processing unit.
3 . A medical device comprising:
an operationally-independent RF telemetry portion configured to receive an RF data signal; and
an operationally-independent processing portion configured to process the RF data signal received by the operationally-independent RF telemetry portion.
4 . The medical device of claim 3 wherein the operationally-independent processing portion includes:
an operationally-independent main processing unit; and
an operation-independent interlock processing unit.
5 . The medical device of claim 3 wherein the operationally-independent RF telemetry portion include a boost circuit that is shielded from the operationally-independent processing portion.
6 . The medical device of claim 3 wherein the RF data signal is broadcast in a non-restricted frequency band.
7 . The medical device of claim 3 wherein the operationally-independent RF telemetry portion and at least a first portion of the operationally-independent processing portion are incorporated into a single microchip.
8 (canceled).
9 . The medical device of claim 7 further comprising a compact antenna, which is external to the single microchip, electrically coupled to the operationally-independent RF telemetry portion, and allows for reception of the RF data signal.
10 . The medical device of claim 9 wherein the compact antenna is a spirally-wound antenna.
11 . The medical device of claim 9 wherein the compact antenna is a helically-wound antenna.
12 . The medical device of claim 9 wherein an effective length of the compact antenna is a defined percentage of a wavelength of a carrier signal.
13 . The medical device of claim 12 wherein the carrier signal is a 13.56 megahertz carrier signal and the operationally-independent RF telemetry portion is further configured to receive data encoded within the 13.56 megahertz carrier signal.
14 . The medical device of claim 13 wherein the operationally-independent RF telemetry portion is further configured to transmit data encoded within the 13.56 megahertz carrier signal.
15 . The medical device of claim 3 wherein the RF data signal includes a defined validation sequence and the operationally-independent RF telemetry portion is further configured to:
examine the RF data signal to confirm that the RF data signal includes the defined validation sequence.
16 . The medical device of claim 15 wherein the operationally-independent RF telemetry portion is further configured to:
transmit an acknowledgement signal to the device transmitting the RF data signal if it is determined that the RF data signal includes the defined validation sequence.
17 . The medical device of claim 3 further comprising:
a dispensing apparatus, responsive to the processing portion of the medical device, for dispensing medicament in accordance with the RF data signal.
18 . The medical device of claim 17 wherein the medicament is insulin.
19 . A medical device comprising:
an operationally-independent RF telemetry portion configured to receive an RF data signal; and
an operationally-independent main processing portion configured to process the RF data signal received by the operationally-independent RF telemetry portion.
20 . The medical device of claim 19 wherein the operationally-independent RF telemetry portion and the operationally-independent main processing portion are incorporated into a single microchip.
21 (canceled).
22 . The medical device of claim 20 farther comprising:
a first power supply for supplying power to the RF telemetry portion of the medical device; and
a second power supply for supplying power to the main processing portion of the medical device.
23 . The medical device of claim 19 further comprising a compact antenna, which is electrically coupled to the operationally-independent RF telemetry portion and allows for reception of the RF data signal.
24 . A medical device comprising:
an operationally-independent RF telemetry portion configured to receive an RF data signal; and
an operationally-independent interlock processing portion configured to process the RF data signal received by the operationally-independent RF telemetry portion.
25 . The medical device of claim 24 wherein the operationally-independent RF telemetry portion and the operationally-independent interlock processing portion are incorporated into a single microchip.
26 (canceled).
27 . The medical device of claim 25 further comprising:
a first power supply for supplying power to the RF telemetry portion of the medical device; and
a second power supply for supplying power to the interlock processing portion of the medical device.
28 . The medical device of claim 24 further comprising a compact antenna, which is electrically coupled to the operationally-independent RF telemetry portion and allows for reception of the RF data signal.
29 . A medical device comprising:
an operationally-independent RF telemetry portion configured to receive an RF data signal;
an operationally-independent main processing portion configured to process the RF data signal received by the operationally-independent RF telemetry portion; and
an operationally-independent interlock processing portion configured to process the RF data signal received by the operationally-independent RF telemetry portion.
30 . The medical device of claim 29 wherein the operationally-independent RF telemetry portion, the operationally-independent main processing portion, and the operationally-independent interlock processing portion are incorporated into a single microchip.
31 . (canceled).
32 . The medical device of claim 30 further comprising:
a first power supply for supplying power to the RF telemetry portion of the medical device; and
one or more additional power supplies for supplying power to the processing portions of the medical device.
33 . The medical device of claim 29 further comprising a compact antenna, which is electrically coupled to the operationally-independent RF telemetry portion and allows for reception of the RF data signal.