1. A method, comprising:
dispensing a drug from a drug dispenser in response to an external drug delivery activation signal;
transmitting drug dispensation data to an implantable medical device in response to the drug dispensation;
acquiring data through the implantable medical device indicative of a response to the dispensed drug, wherein the data includes physiological data and device performance data, the device performance data comprising implantable medical device delivered electrical stimulation therapies and a response thereto; and
storing the drug dispensation data with the data acquired by the implantable medical device, the data acquired by the medical device grouped according to drug dispensation data.
2. The method of claim 1 wherein the drug dispensation data comprises any of the type of a drug type and a drug dosage.
3. The method of claim 2 wherein the data corresponding to the type of drug dispensed is indicative of the color of the drug dispensed.
4. The method of claim 1 wherein the drug dispensation data comprises a time and date at which the drug dispensation occurred.
5. The method of claim 1 further comprising:
transmitting the drug dispensation data and the data acquired by the implantable medical device to a programmermonitor;
combining the drug dispensation data with selected implantable medical device acquired data that is responsive to the drug dispensed; and
displaying the combined drug dispensation and implantable medical device acquired data.
6. The method of claim 5, wherein displaying the combined drug dispensation and implantable medical device acquired data comprises displaying a time-based graph of the selected implantable medical device acquired data and a symbol or notation indicative of a time of the drug dispensation.
7. The method of claim 6 wherein the symbol or notation indicative of the time of the drug dispensation is displayed in a color corresponding to the color of the drug dispensed.
8. The method of claim 5, wherein displaying the combined drug dispensation and implantable medical device acquired data includes grouping the selected implantable medical device acquired data according to any of the type of drug dispensed and the dosage of the drug dispensed.
9. The method of claim 1 wherein the drug dispensed is an anti-arrhythmia drug.
10. The method of claim 1 wherein the data acquired by the implantable medical device comprises a frequency of an implantable medical device delivered electrical stimulation therapy.
11. The method of claim 1 wherein the response to the implantable medical device delivered therapy is a rate of cardiac pacing capture success.
12. The method of claim 1 wherein the data acquired by the implantable medical device includes a physiological signal that is representative of a hemodynamic variable.
13. The method of claim 1 wherein the data acquired by the implantable medical device is a signal indicative of lung wetness.
14. The method of claim 1 wherein the implantable medical device comprises one of a cardiac stimulation device, a neurostimulator, and a drug pump.
15. The method of claim 1 further including:
transmitting patient symptom data to the implantable medical device; and
storing the patient symptom data with the data acquired by the implantable medical device.
16. The method of claim 15 further including:
transmitting the stored patient symptom data and the data acquired by the implantable medical device to a programmermonitor; and
displaying the data acquired by the implantable medical device; and
displaying an indication of a time and date of the patient symptom occurrence relative to the displayed implantable medical device acquired data.
17. The method of claim 16 wherein the indication is displayed in a color corresponding to the color of the drug dispensed.
18. The method of claim 1 wherein the device performance data comprises a frequency of cardiac pacing mode switching.
19. A method, comprising:
activating a drug dispenser to deliver a drug in accordance with a treatment regimen;
dispensing the drug from the drug dispenser in response to the activation;
transmitting drug dispensation data to a programmermonitor;
acquiring data through an implantable medical device (IMD) indicative of a response to the dispensed drug, wherein the data includes physiological data and device performance data, the device performance data comprising implantable medical device delivered electrical stimulation therapies and a response thereto,
transmitting the data acquired by the IMD to the programmermonitor; and
displaying the drug dispensation data and the data acquired by the implantable medical device
the displayed data grouped according to drug dispensation data.
20. A system, comprising:
an implantable medical device configured to acquire time-based data and deliver an electrical stimulation therapy, the time-based data comprising device performance data corresponding to the implantable medical device delivered electrical stimulation therapy and a response thereto;
a drug dispenser adapted for telemetric communication with the implantable medical device for transferring drug dispensation data to the implantable medical device;
a patient activator in communication with the drug dispenser, wherein the activator transmits an activation signal to the drug dispenser;
sensing means for monitoring the time-based data indicative of a response to the dispensed drug;
a memory for storing the drug dispensation data and the time-based data acquired by the medical device;
a programmermonitor adapted for telemetric communication with the implantable medical device for receiving the drug dispensation data and the implantable medical device acquired data; and
a display for displaying the implantable medical device acquired data and the drug dispensation data, the data acquired by the medical device grouped according to drug dispensation data.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
What is claimed is:
1. A polar loop transmitter circuit arrangement comprising:
a circuit input;
a circuit output;
a controllable signal source;
a comparator having first and second inputs and an output;
a modulator coupled between the signal source and the circuit output;
a first logarithmic amplifier having an input and an output, the input being coupled to the circuit input;
a second logarithmic amplifier having an input and an output, the input being coupled to the circuit output; and
the output of each logarithmic amplifier being coupled to respective inputs of the comparator, and the output of the comparator being coupled to an input of the modulator.
2. A polar loop transmitter circuit arrangement as claimed in claim 1, further comprising a mixer connected between the circuit output and the input of the second logarithmic amplifier.
3. A polar loop transmitter circuit arrangement as claimed in claim 2, further comprising means to suppress an image frequency signal generated by the mixer.
4. A polar loop transmitter circuit arrangement as claimed in claim 2, in which the mixer is an image-reject mixer.
5. A polar loop transmitter circuit arrangement as claimed in claim 1, in which the first and second logarithmic amplifiers are successive detection logarithmic amplifiers.
6. A polar loop transmitter arrangement as claimed in claim 1, in which the first and second logarithmic amplifiers are true logarithmic amplifiers succeeded by amplitude detectors.
7. A polar loop transmitter circuit arrangement as claimed in claim 1, further comprising a power control device having an output and wherein the comparator has a third input connected to the output of the power control device.
8. A polar loop transmitter circuit arrangement as claimed in claim 7, in which the power control device is arranged to provide, at its output, signals which effect shaping of TDMA type transmission in such a way as to reduce splatter or key clicks.