# US 11,027,079 B2 · Ventilation device and method

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- Number: US 11,027,079 B2
- Document ID: US11027079B2
- Status: Granted
- Kind: B2
- Application number: 15/626,281
- Filed: 2017-06-19
- Published: 2017-12-28
- Granted: 2021-06-08
- Earliest claimed: 2016-06-22
- Assignees: Loewenstein Medical Technology S.A.
- Applicants: Loewenstein Medical Technology S.A.
- Inventors: Benno Doemer; Ruediger Alshut; Matthias Schwaibold
- Web page: https://patentgrep.com/patent/US11027079B2

## CPC

- A61M 16/00: Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators (iron lungs A61H31/02); Tracheal tubes
- A61M 16/0051: {with alarm devices}
- A61M 16/022: {Control means therefor}
- A61M 16/0875: {Connecting tubes}
- A61M 16/208: {Non-controlled one-way valves, e.g. exhalation, check, pop-off non-rebreathing valves}
- A61M 2016/0027: {pressure meter}
- A61M 2016/003: {with a flowmeter}
- A61M 2205/3584: using modem, internet or Bluetooth®
- A61M 2205/3592: using telemetric means, e.g. radio or optical transmission
- A61M 2205/50: with microprocessors or computers
- A61M 2205/52: with memories providing a history of measured variating parameters of apparatus or patient
- G16H 20/40: relating to mechanical, radiation or invasive therapies, e.g. surgery, laser therapy, dialysis or acupuncture
- G16H 70/20: relating to practices or guidelines
- H04L 63/0428: {wherein the data content is protected, e.g. by encrypting or encapsulating the payload}
- A61M: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY (introducing media into or onto the bodies of animals A61D7/00; means for inserting tampons A61F13/26; devices for administering food or medicines orally A61J; containers for collecting, storing or administering blood or medical fluids A61J1/05); DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY (surgery A61B; chemical aspects of surgical articles A61L); DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR {(Electrotherapy, e.g. producing anaesthesia by the use of alternating or intermittent currents A61N1/36021)}
- G16H: HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)

## Abstract

The present invention relates to a method for operating a data processing unit of a ventilation device, and also to a ventilation device. Therapy data are registered and stored in a memory unit and at least a part of the therapy data is transmitted with a transmission unit to a network. At least one available radio network is determined with the transmission unit and at least one parameter for a network quality of the network is defined. At least one processing of the therapy data prior to their transmission into the radio network is carried out dynamically with the data processing unit depending on the parameter.

## Claims

### Claim 1

A method for operating a data processing unit of a ventilation device, wherein the method comprises registering therapy data and storing them in at least one memory unit of the data processing unit and transmitting at least a part of the stored therapy data with at least one transmission unit to at least one network, wherein at least one available radio network is determined with the at least one transmission unit, at least one parameter for a network quality of the at least one available radio network is defined, and at least one processing of the therapy data prior to their transmission into the at least one available radio network is carried out dynamically with the data processing unit depending on the at least one parameter, and wherein the therapy data are prioritized for processing and therapy data which exceed at least one threshold value for a priority are transmitted primarily or exclusively, wherein
(i) the at least one threshold value for the priority being defined dynamically depending on the at least one parameter,
or
(ii) a priority above the at least one threshold value being allocated to a number of therapy hours and/or a therapeutic process and/or a therapy statistic.

### Claim 2 (depends on 1)

The method of claim 1, wherein the at least one parameter defines an availability and/or a transmission reliability of the at least one available radio network.

### Claim 3 (depends on 1)

The method of claim 1, wherein the at least one threshold value for the priority is defined dynamically depending on the at least one parameter.

### Claim 4 (depends on 1)

The method of claim 1, wherein the priority above the at least one threshold value is allocated to the number of therapy hours and/or the therapeutic process and/or the therapeutic statistic.

### Claim 5 (depends on 1)

The method of claim 1, wherein the therapy data are transmitted with a redundancy which is set dynamically depending on the at least one parameter.

### Claim 6 (depends on 1)

The method of claim 1, wherein therapy data which exceed the at least one threshold value for the priority are transmitted with a higher priority than therapy date below the at least one threshold value.

### Claim 7 (depends on 1)

The method of claim 1, wherein depending on the at least one parameter the therapy data are transmitted into at least one network other than the at least one available radio network.

### Claim 8 (depends on 1)

The method of claim 1, wherein at least one remote adjustment facility of the ventilation device is restricted or extended depending on the at least one parameter.

### Claim 9 (depends on 1)

The method of claim 1, wherein the at least one parameter is transmitted as at least one downlink to the ventilation device.

### Claim 10 (depends on 1)

The method of claim 1, wherein therapy data with a data volume above a threshold value is are transmitted via at least one network other than the at least one available radio network and/or stored on at least one transportable storage medium.

### Claim 11 (depends on 1)

The method of claim 1, wherein an acknowledgement of receipt relating to received therapy data is forwarded by the at least one available radio network only after a predefined time period has elapsed and/or only in conjunction with at least one further acknowledgement of receipt and/or at least one further downlink of therapy data.

### Claim 12 (depends on 1)

The method of claim 1, wherein at least one of: data compression, restriction of at least one value range, differentiation of absolute values is carried out for the processing of the therapy data.

### Claim 13 (depends on 1)

The method of claim 1, wherein therapy hours are cumulatively counted and transmitted as at least one device parameter.

### Claim 14 (depends on 1)

The method of claim 1, wherein the therapy data are transmitted even without feedback from the at least one available radio network.

### Claim 15 (depends on 1)

The method of claim 1, wherein a connection set-up of the at least one transmission unit to the at least one network is carried out with a dynamic timing, and wherein the dynamic timing is increased in a targeted manner for a remote adjustment of the ventilation device and/or for an initial therapy phase.

### Claim 16 (depends on 1)

The method of claim 1, wherein a connection set-up of the at least one transmission unit to the at least one available radio network is initiated by at least one downlink to the ventilation device from a network connection other than the at least one available radio network and/or is initiated by at least one user input.

### Claim 17 (depends on 1)

The method of claim 1, wherein an operation of the at least one transmission unit is carried out with consideration of at least one regional specification of the at least one available radio network, and wherein the at least one regional specification is determined on the basis of at least one of: at least one carrier check, reception and evaluation of at least one GPS signal, evaluation of at least one GPS identifier of at least one base station, consideration of at least one user input, consideration of at least one region-specific device configuration.

### Claim 18 (depends on 1)

The method of claim 1, wherein the therapy data are transmitted in at least partially encrypted form.

### Claim 19 (depends on 1)

The method of claim 1, wherein the at least one transmission unit comprises at least one modem unit which is identified at least during a first commissioning of the ventilation device, and wherein a stored network protocol is selected and/or a device configuration is set on the basis of the identification of the at least one modem unit.

### Claim 20 (depends on 1)

The method of claim 1, wherein the at least one transmission unit is supplied with energy at least temporarily via at least one energy store which is charged during an operation of the ventilation device.

### Claim 21 (depends on 1)

The method of claim 1, wherein at least one data set from a group of data sets is stored for the therapy data, wherein the group of data sets comprises: recorded patient parameters, recorded and/or evaluated therapeutic processes, registered and/or evaluated therapy statistics, modifications and/or settings of device configurations, messages to the patient, error reports.

### Claim 22

A method for operating a data processing unit of a ventilation device, wherein the method comprises registering therapy data and storing them in at least one memory unit of the data processing unit and transmitting at least a part of the stored therapy data with at least one transmission unit to at least one network, wherein at least one available radio network is determined with the at least one transmission unit, at least one parameter for a network quality of the at least one available radio network is defined, and at least one processing of the therapy data prior to their transmission into the at least one available radio network is carried out dynamically with the data processing unit depending on the at least one parameter, wherein the therapy data are checked for changes for the at least one processing, and wherein changed therapy data are transmitted primarily and/or exclusively.

### Claim 23

A method for operating a data processing unit of a ventilation device, wherein the method comprises registering therapy data and storing them in at least one memory unit of the data processing unit and transmitting at least a part of the stored therapy data with at least one transmission unit to at least one network, wherein at least one available radio network is determined with the at least one transmission unit, at least one parameter for a network quality of the at least one available radio network is defined, and at least one processing of the therapy data prior to their transmission into the at least one available radio network is carried out dynamically with the data processing unit depending on the at least one parameter, wherein processing of therapy data of a time period in which an expected acknowledgement of receipt relating to received therapy data has not been forwarded by the at least one available radio network comprises an averaging, and wherein only an average value is transmitted for at least a part of the therapy data.

### Claim 24 (depends on 23)

The method of claim 23, wherein only an average value for a therapeutic process and/or a therapy statistic is transmitted.
