# US 9,433,783 B2 · Incontinence therapy

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- Number: US 9,433,783 B2
- Document ID: US9433783B2
- Status: Granted
- Kind: B2
- Application number: 14/880,066
- Filed: 2015-10-09
- Published: 2016-02-04
- Granted: 2016-09-06
- Earliest claimed: 2009-04-24
- Assignees: Medtronic, Inc.
- Applicants: Medtronic, Inc.
- Inventors: Xuan K. Wei; Eric H. Bonde; Keith A. Miesel; Mark S. Lent; Gregory F. Molnar
- Web page: https://patentgrep.com/patent/US9433783B2

## CPC

- A61N 1/36007: {of urogenital or gastrointestinal organs, e.g. for incontinence control}
- A61N 1/0514: {Electrodes for the urinary tract}
- A61N 1/0551: {Spinal or peripheral nerve electrodes}
- A61N 1/3614: {based on impedance measurement}
- A61N 1/37235: {Aspects of the external programmer}
- A61N 1/36128: {Control systems}
- A61N 1/37252: {Details of algorithms or data aspects of communication system, e.g. handshaking, transmitting specific data or segmenting data}
- A61N: ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY (measurement of bioelectric currents A61B; surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body A61B18/00; anaesthetic apparatus in general A61M; incandescent lamps H01K; infrared radiators for heating H05B)

## Abstract

Techniques for managing urinary or fecal incontinence include delivering a first type of therapy to generate a first physiological response and, upon detecting a trigger event, delivering a second type of therapy to generate a second physiological response. The first type of therapy can be delivered on a substantially regular basis, while the second type of therapy is delivered as needed to provide an additional boost of therapy. The trigger event for activating the delivery of the second type of therapy may include input from a sensor that indicates a bladder condition, patient activity level or patient posture, or patient input. In some examples, the therapy is stimulation therapy.

## Claims

### Claim 1

A medical system comprising:
a therapy delivery module configured to generate and deliver a first electrical stimulation therapy to a patient to generate a first physiological effect and a second electrical stimulation therapy to the patient to generate a second physiological effect that is different than the first physiological effect; and
a processor configured to:
control the therapy delivery module to deliver the first electrical stimulation therapy chronically to the patient over a period of time; and
control, during the period of time, the therapy delivery module to deliver the second electrical stimulation therapy temporarily only in response to received input, wherein the first and second electrical stimulation therapies are configured to reduce a likelihood of at least one of urinary voiding events or fecal voiding events.

### Claim 2 (depends on 1)

The medical system of claim 1, wherein the therapy delivery module is configured to generate the first electrical stimulation therapy according to a first set of stimulation parameters and generate the second electrical stimulation therapy according to a second set of stimulation parameter set, the first set of stimulation parameters being different than the second set of stimulation parameters.

### Claim 3 (depends on 2)

The medical system of claim 2, wherein the first set of stimulation parameters comprise a first set of electrodes and the second set of stimulation parameters comprise a second set of electrodes different than the first set of electrodes.

### Claim 4 (depends on 1)

The medical system of claim 1, wherein the processor is configured to control, in response to the received input, the therapy delivery module to deliver the second electrical stimulation therapy instead of the first electrical stimulation therapy.

### Claim 5 (depends on 4)

The medical system of claim 4, wherein the processor is configured to control the therapy delivery module to deliver the second electrical stimulation therapy to the patient for a predetermined period of time following the received input.

### Claim 6 (depends on 5)

The medical system of claim 5, wherein the processor is configured to control, in response to completion of the predetermined period of time, the therapy delivery module to deliver the first electrical stimulation therapy to the patient instead of the second electrical stimulation therapy.

### Claim 7 (depends on 1)

The medical system of claim 1, wherein the processor is configured to control, in response to the received input, the therapy delivery module to deliver the second electrical stimulation therapy overlapping in time with delivery of the first electrical stimulation therapy.

### Claim 8 (depends on 1)

The medical system of claim 1, wherein the processor is configured to control the therapy delivery module to deliver the first electrical stimulation therapy as an open loop therapy.

### Claim 9 (depends on 1)

The medical system of claim 1, wherein the processor is configured to control the therapy delivery module to deliver the first electrical stimulation therapy on a regular basis over the period of time.

### Claim 10 (depends on 1)

The medical system of claim 1, further comprising a sensor configured to at least one of sense a patient parameter indicative of a bladder condition or a detrusor muscle activity, or generate a signal indicative of patient activity or posture, wherein the processor is configured to receive the input from the sensor.

### Claim 11 (depends on 1)

The medical system of claim 1, further comprising a user input mechanism configured to receive input from a user indicative of at least one of an imminent involuntary voiding event of the patient or an increased possibility of an occurrence of an involuntary voiding event of the patient, wherein the processor is configured to receive the input from the user input mechanism.

### Claim 12 (depends on 1)

The medical system of claim 1, wherein the therapy delivery module is configured to deliver the second electrical stimulation according to a first set of stimulation parameters for a first portion of time and according to a second set of stimulation parameters different than the first set of stimulation parameters for a second portion of time subsequent to the first portion of time.

### Claim 13

A method comprising:
controlling, by a processor, a therapy delivery module to deliver first electrical stimulation therapy chronically to a patient over a period of time to generate a first physiological effect;
receiving input via the patient or a sensor; and
controlling, by the processor and during the period of time, the therapy delivery module to deliver second electrical stimulation therapy temporarily to the patient only in response to the input received from the patient or the sensor, wherein the delivery of the second electrical stimulation therapy generates a second physiological effect that is different than the first physiological effect, and wherein the first and second electrical stimulation therapies are configured to reduce a likelihood of at least one of urinary voiding events or fecal voiding events.

### Claim 14 (depends on 13)

The method of claim 13, wherein:
controlling the therapy delivery module to deliver the first electrical stimulation therapy comprises controlling the therapy delivery module to deliver the first electrical stimulation therapy according to a first set of stimulation parameters; and
controlling the therapy delivery module to deliver the second electrical stimulation therapy comprises controlling the therapy delivery module to deliver the second electrical stimulation therapy according to a second set of stimulation parameters, the first set of stimulation parameters being different than the second set of stimulation parameters.

### Claim 15 (depends on 14)

The method of claim 14, wherein the first set of stimulation parameters comprise a first set of electrodes and the second set of stimulation parameters comprise a second set of electrodes different than the first set of electrodes.

### Claim 16 (depends on 13)

The method of claim 13, wherein controlling the therapy delivery module to deliver the second electrical stimulation therapy comprises controlling, in response to the received input, the therapy delivery module to deliver the second electrical stimulation therapy instead of the first electrical stimulation therapy.

### Claim 17 (depends on 13)

The method of claim 13, wherein controlling the therapy delivery module to deliver the second electrical stimulation therapy comprises controlling, in response to the received input, the therapy delivery module to deliver the second electrical stimulation therapy overlapping in time with delivery of the first electrical stimulation therapy.

### Claim 18 (depends on 13)

The method of claim 13, wherein controlling the therapy delivery module to deliver the first electrical stimulation therapy comprises controlling the therapy delivery module to deliver the first electrical stimulation therapy as an open loop therapy.

### Claim 19 (depends on 13)

The method of claim 13, wherein controlling the therapy delivery module to deliver the first electrical stimulation therapy chronically to the patient comprises controlling the therapy delivery module to deliver the first electrical stimulation therapy to the patient on a regular basis over the period of time.

### Claim 20 (depends on 13)

The method of claim 13, further comprising sensing, via one or more sensors, a patient parameter indicative of a bladder condition or a detrusor muscle activity, or generate a signal indicative of patient activity or posture, and wherein the method further comprises receiving, by the processor, the input from the sensor.

### Claim 21 (depends on 13)

The method of claim 13, further comprising receiving, by the processor, the input from a user input mechanism configured to receive input from a user indicative of at least one of an imminent involuntary voiding event of the patient or an increased possibility of an occurrence of an involuntary voiding event of the patient.

### Claim 22 (depends on 13)

The method of claim 13, wherein an implantable medical device comprises the therapy delivery module and the processor.

### Claim 23

A system comprising:
means for generating and delivering electrical stimulation therapy to a patient, the electrical stimulation therapy comprising a first electrical stimulation therapy to generate a first physiological effect and a second electrical stimulation therapy to the patient to generate a second physiological effect that is different than the first physiological effect;
means for controlling the means for generating and delivering electrical stimulation therapy to deliver the first electrical stimulation therapy chronically to the patient over a period of time; and
means for controlling, during the period of time, the means for generating and delivering electrical stimulation therapy to deliver the second electrical stimulation therapy temporarily only in response to received input, wherein the first and second electrical stimulation therapies are configured to reduce a likelihood of at least one of urinary voiding events or fecal voiding events.

### Claim 24 (depends on 23)

The system of claim 23, wherein the means for controlling the means for generating and delivering electrical stimulation therapy to deliver the second electrical stimulation therapy comprises means for controlling, in response to the received input, the means for generating and delivering electrical stimulation therapy to deliver the second electrical stimulation therapy instead of the first electrical stimulation therapy.

### Claim 25 (depends on 23)

The system of claim 23, wherein the means for controlling the means for generating and delivering electrical stimulation therapy to deliver the second electrical stimulation therapy comprises means for controlling, in response to the received input, the means for generating and delivering electrical stimulation therapy to deliver the second electrical stimulation therapy overlapping in time with delivery of the first electrical stimulation therapy.
