Implantable medical device

1. A heart stimulation system comprising:

a memory;

a control unit connected to said memory;

said control unit configured to control operation of an implantable medical device with control parameters stored in said memory;

said control parameters comprising

parameters that may only be modified by a physician or other authorized personnel, and

selected parameters comprising a subset of said control parameters with associated tuning ranges that are safe for a user to modify and that may also be modified by said physician or said other authorized personnel, wherein said physician or said other authorized personnel is not said user and wherein said implantable medical device is located within said user and not within said physician or said other authorized personnel;

a data interface connected to said memory, wherein said data interface is configured to receive said control parameters and store said control parameters in said memory;

an external device;

a first user interface on said external device, wherein said first user interface is at least indirectly coupled to said data interface; and,

wherein said first user interface on said external device is configured to

allow said user to enter values for said selected parameters comprising the subset of said control parameters that are safe for said user to modify, and allow said user to only modify said selected parameters,

not allow said user to modify said parameters that may only be modified by a physician or other authorized personnel who are not said user; and,

accept night-to-day transition and day-to-night transition times, and assert an alarm on said external device to wake said user; and,

a second user interface at least indirectly coupled to said external device;

wherein said second user interface comprises restricted access to only allow said physician or other authorized personnel who are not said user to access said second user interface to modify said control parameters that may only be modified by a physician or other authorized personnel who are not said user;

wherein said control parameters that may only be modified by said physician or other authorized personnel who are not said user include an AV delay interval, a daytime base stimulation rate, and a nighttime base stimulation rate; and,

wherein the selected parameters that may be modified by said user and that may also be modified by said physician or said other authorized personnel comprise said night-to-day transition and said day-to-night transition times.

2. The system according to claim 1 , further comprising:

a first telemetry unit configured to wirelessly communicate with said external device; and,

wherein said data interface is part of said first telemetry unit.

3. The system according to claim 2 , wherein said first user interface is part of said external device, said external device further comprising a second telemetry unit for wireless data communication with said first telemetry unit, wherein said second telemetry unit is coupled with said first user interface.

4. The system according to claim 1 ,

wherein said implantable medical device is an implantable heart stimulator.

5. The system of claim 4 further comprising;

a first telemetry unit in said implantable medical device that is configured to wirelessly communicate with said external device;

wherein said data interface is part of said first telemetry unit that is configured to wirelessly communicate with said external device;

said external device further comprising a second telemetry unit for wireless data communication with said first telemetry unit of said implantable medical device, said second telemetry unit being at least indirectly connected to said first user interface; and,

wherein said external device is configured to transmit said night-to-day transition and said day-to-night transition times to said first telemetry unit of said implantable medical device and store said set night-to-day transition and day-to-night transition times in said memory.

6. The system of claim 5 further comprising:

a service center configured to communicate with said implantable heart stimulator;

wherein said second user interface is part of said service center and is remotely accessible;

said external device further configured to wirelessly communicate with said implantable heart stimulator and said service center; and,

wherein said service center provides a remotely accessible third user interface that is configured to allow said user to set said selected parameters to control said implantable heart stimulator.

7. A system comprising: an external device comprising:

a first user interface;

a control unit;

said external device configured to wirelessly communicate control parameters to an implantable medical device comprising a first telemetry unit;

said control parameters comprising

parameters that may only be modified by a physician or other authorized personnel, and

selected parameters comprising a subset of said control parameters with associated tuning ranges that are safe for a user to modify and that may also be modified by said physician or said other authorized personnel, wherein said physician or said other authorized personnel is not said user and wherein said implantable medical device is located within said user and not within said physician or said other authorized personnel;

a second telemetry unit for wireless data communication with said first telemetry unit of said implantable medical device;

said second telemetry unit being at least indirectly connected to said first user interface;

wherein said first user interface is configured to

allow said user to enter values for said selected parameters comprising the subset of said control parameters that are safe for said user to set, and allow said user to only modify said selected parameters,

not allow said user to modify said parameters that may only be modified by a physician or other authorized personnel who are not said user, and

accept night-to-day transition and day-to-night transition times and assert an audio alarm on said external device to wake said user;

wherein said control unit is configured to generate a data packet to be transmitted to said implantable medical device after said user has entered values of said selected parameters via said first user interface;

wherein said external device is further configured to instruct said implantable medical device to start a transition to a nighttime rate when said user arms a wake-up alarm on said external device;

wherein said external device is further configured to instruct said implantable medical device to program a wake-up alarm time that said user has entered in said first user interface on said external device as said night-to-day transition time;

wherein said external device is further configured to at least indirectly couple with a second user interface;

wherein said second user interface comprises restricted access to only allow said physician or other authorized personnel who are not said user to access said second user interface to modify said control parameters that may only be modified by a physician or other authorized personnel who are not said user;

wherein said control parameters that may only be modified by said physician or other authorized personnel who are not said user include an AV delay interval, a daytime base stimulation rate, and a nighttime base stimulation rate; and,

wherein the selected parameters that may be modified b said user and that may also be modified by said physician or said other authorized personnel comprise said night-to-day transition and said day-to-night transition times.

8. The system of claim 7 wherein said external device is further configured to couple to a network and log selected parameters set by said user to said network for review by said physician or said other authorized personnel.

9. The system of claim 7 wherein said external device comprises a radio tuner.

10. The system of claim 7 wherein said external device comprises a CD Player.

11. The system of claim 7 further comprising a service center;

wherein said second user interface is part of said service center and is remotely accessible; and,

wherein said service center provides a remotely accessible third user interface that is configured to

allow said physician or said other authorized personnel who are not said user to set parameters that may only be modified by said physician or said other authorized personnel and

allow said user or said physician or said other authorized personnel who are not said user to also set said selected parameters comprising the subset of said control parameters that are safe for said user to set.

12. A heart stimulation system comprising:

an implantable medical device comprising

a memory;

a control unit connected to said memory;

said control unit configured to control operation of said implantable medical device with control parameters stored in said memory;

said control parameters comprising

parameters that may only be modified by a physician or other authorized personnel, and

selected parameters comprising a subset of said control parameters with associated tuning ranges that are safe for a user to modify and that may also be modified by said physician or said other authorized personnel, wherein said physician or said other authorized personnel is not said user, and wherein said implantable medical device is located within said user and not within said physician or said other authorized personnel;

a data interface connected to said memory wherein said data interface is configured to receive said control parameters and store said control parameters in said memory;

a first telemetry unit that is part of said data interface;

an external device comprising

a first user interface configured to

allow said user to enter values for said selected parameters comprising the subset of said control parameters that are safe for said user to set, and

not allow said user to modify said control parameters that may only be modified by a physician or other authorized personnel who are not said user;

an alarm;

a second telemetry unit for wireless data communication with said first telemetry unit of said implantable medical device, said second telemetry unit being at least indirectly connected to said first user interface;

wherein said first user interface is further configured to allow said user to set a night-to-day transition and a day-to-night transition times and wherein said external device is configured to transmit said night-to-day transition and said day-to-night transition times to said first telemetry unit of said first telemetry unit of said implantable medical device and store said set night-to-day transition and day-to-night transition times in said memory;

wherein said external device is configured to assert said alarm on said external device to wake said user;

a service center configured to

communicate with said implantable medical device and said external device;

provide a second user interface that is remotely accessible;

provide a remotely accessible third user interface that is configured to allow said user to set said selected parameters to control said implantable heart stimulator, said selected parameters comprising the subset of said parameters that are safe for said user to set, and wherein said third user interface does not allow said user to modify said control parameters that may only be modified by a physician or other authorized personnel;

wherein said third remotely accessible user interface is configured to allow said physician or said other authorized personnel to set parameters that may only be modified by said physician or said other authorized personnel and also set said selected parameters comprising the subset of said parameters that are safe for said user to set;

wherein said second remotely accessible user interface comprises restricted access to only allow said physician or other authorized personnel who are not said user to access said second user interface to modify said control parameters that may only be modified by a physician or other authorized personnel who are not said user;

wherein said control parameters that may only be modified by said physician or other authorized personnel who are not said user include an AV delay interval, a daytime base stimulation rate, and a nighttime base stimulation rate; and,

wherein the selected parameters that may be modified b said user and that may also be modified by said physician or said other authorized personnel comprise said night-to-day transition and said day-to-night transition times.

13. The system of claim 12 wherein said external device is further configured to couple to a network and log selected parameters set by said user to said network for review by said physician or said other authorized personnel.

14. The system of claim 12 wherein said external device is further configured to instruct said implantable medical device to start a transition to a nighttime rate when said user arms a wake-up alarm.

15. The system of claim 12 wherein said external device is further configured to instruct said implantable medical device to program a wake-up alarm time that said user has entered in said first user interface as said night-to-day transition time.

16. The system of claim 12 wherein said external device comprises a radio tuner.

17. The system of claim 12 wherein said external device comprises a CD Player.