Nasal Interface for CPAP Device

• US 20180015247A1
• Filed: 07/13/2017
• Published: 01/18/2018
• Est. Priority Date: 07/15/2016
• Status: Active Application

• Current Assignee: Encite, LLC
• Original Assignee: Encite, LLC
• Inventors: Marsh, Stephen Alan, Ormond, James M., Hotaling, Bryan R., MacNeill, John A.
• Application Number:
  US15/648,504
• Publication Number:
  US 20180015247A1
• Time in Patent Office: Days
• CPC Class Codes: A61B 2562/0247 Pressure sensors
• CPC Class Codes: A61B 5/087 Measuring breath flow
• CPC Class Codes: A61B 5/097 Devices for facilitating collection of breath or for directing breath into or through measuring devices
• CPC Class Codes: A61B 5/6819 Nose
• CPC Class Codes: A61B 5/682 Mouth, e.g., oral cavity; tongue; Lips; Teeth
• CPC Class Codes: A61F 5/34 Pressure pads filled with air or liquid valves specially adapted for medical use A61M39/00; connection of valves to inflatable elastic bodies B60C29/00; valves per se F16K
• CPC Class Codes: A61F 5/566 Intra-oral devices
• CPC Class Codes: A61M 15/08 Inhaling devices inserted into the nose
• CPC Class Codes: A61M 16/00 Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes stimulating the respiratory movement by mechanical, pneumatic or electrical means, iron lungs combined with gas breathing means A61H31/00
• CPC Class Codes: A61M 16/0003 Accessories therefor, e.g. sensors, vibrators, negative pressure
• CPC Class Codes: A61M 16/0006 with means for creating vibrations in patients' airways
• CPC Class Codes: A61M 16/0057 Pumps therefor
• CPC Class Codes: A61M 16/0063 Compressors
• CPC Class Codes: A61M 16/0066 Blowers or centrifugal pumps
• CPC Class Codes: A61M 16/0069 the speed thereof being controlled by respiratory parameters, e.g. by inhalation
• CPC Class Codes: A61M 16/024 including calculation means, e.g. using a processor
• CPC Class Codes: A61M 16/045 with cuffs partially or completely inflated by the respiratory gas
• CPC Class Codes: A61M 16/0488 Mouthpieces; Means for guiding, securing or introducing the tubes guiding or introducing with laryngoscopes A61B1/267; holding devices on the body A61M25/02
• CPC Class Codes: A61M 16/049 Mouthpieces
• CPC Class Codes: A61M 16/0493 with means for protecting the tube from damage caused by the patient's teeth, e.g. bite block
• CPC Class Codes: A61M 16/0497 : Tube stabilizer
• CPC Class Codes: A61M 16/06 : Respiratory or anaesthetic masks
• CPC Class Codes: A61M 16/0605 : Means for improving the adaptation of the mask to the patient
• CPC Class Codes: A61M 16/0611 : with a gusset portion
• CPC Class Codes: A61M 16/0616 : with face sealing means comprising a flap or membrane projecting inwards, such that sealing increases with increasing inhalation gas pressure
• CPC Class Codes: A61M 16/0622 : having an underlying cushion
• CPC Class Codes: A61M 16/0633 : with forehead support
• CPC Class Codes: A61M 16/0644 : having the means for adjusting its position
• CPC Class Codes: A61M 16/065 : in the form of a pivot
• CPC Class Codes: A61M 16/0655 : in the form of a linear or curvilinear slide
• CPC Class Codes: A61M 16/0666 : Nasal cannulas or tubing devices for improving normal breathing through the nose A61F5/08; nose filters A62B23/06; outside holding devices A61M25/02
• CPC Class Codes: A61M 16/0672 : Nasal cannula assemblies for oxygen therapy
• CPC Class Codes: A61M 16/0677 : Gas-saving devices therefor
• CPC Class Codes: A61M 16/0683 : Holding devices therefor
• CPC Class Codes: A61M 16/0688 : by means of an adhesive
• CPC Class Codes: A61M 16/0694 : Chin straps
• CPC Class Codes: A61M 16/08 : Bellows; Connecting tubes having means for taking samples G01N1/22; Water traps; Patient circuits
• CPC Class Codes: A61M 16/0808 : Condensation traps
• CPC Class Codes: A61M 16/0816 : Joints or connectors
• CPC Class Codes: A61M 16/0825 : with ball-sockets
• CPC Class Codes: A61M 16/0833 : T- or Y-type connectors, e.g. Y-piece
• CPC Class Codes: A61M 16/085 : Gas sampling
• CPC Class Codes: A61M 16/0858 : Pressure sampling ports
• CPC Class Codes: A61M 16/0875 : Connecting tubes
• CPC Class Codes: A61M 16/0883 : Circuit type
• CPC Class Codes: A61M 16/101 : using an oxygen concentrator
• CPC Class Codes: A61M 16/1045 : Devices for humidifying or heating the inspired gas by using recovered moisture or heat from the expired gas
• CPC Class Codes: A61M 16/1055 : bacterial
• CPC Class Codes: A61M 16/106 : in a path
• CPC Class Codes: A61M 16/107 : in the inspiratory path
• CPC Class Codes: A61M 16/109 : the humidifying liquid or the beneficial agent
• CPC Class Codes: A61M 16/1095 : in the connecting tubes
• CPC Class Codes: A61M 16/12 : by mixing different gases
• CPC Class Codes: A61M 16/122 : with dilution
• CPC Class Codes: A61M 16/127 : by Venturi effect, i.e. entrainment mixers
• CPC Class Codes: A61M 16/16 : Devices to humidify the respiration air A61M16/1045 takes precedence
• CPC Class Codes: A61M 16/161 : with means for measuring the humidity
• CPC Class Codes: A61M 16/20 : Valves specially adapted to medical respiratory devices
• CPC Class Codes: A61M 16/201 : Controlled valves
• CPC Class Codes: A61M 16/204 : used for inhalation control
• CPC Class Codes: A61M 16/208 : Non-controlled one-way valves, e.g. exhalation, check, pop-off non-rebreathing valves
• CPC Class Codes: A61M 16/22 : Carbon dioxide-absorbing devices ; Other means for removing carbon dioxidecartridges with absorbing substances for respiratory apparatus A62B19/00
• CPC Class Codes: A61M 2016/0024 : with an on-off output signal, e.g. from a switch
• CPC Class Codes: A61M 2016/0027 : pressure meter
• CPC Class Codes: A61M 2016/0039 : in the inspiratory circuit
• CPC Class Codes: A61M 2016/0661 : with customised shape
• CPC Class Codes: A61M 2202/0208 : Oxygen
• CPC Class Codes: A61M 2205/02 : characterised by a particular materials
• CPC Class Codes: A61M 2205/0216 : Materials providing elastic properties, e.g. for facilitating deformation and avoid breaking
• CPC Class Codes: A61M 2205/27 : preventing use
• CPC Class Codes: A61M 2205/33 : Controlling, regulating or measuring
• CPC Class Codes: A61M 2205/3365 : Rotational speed
• CPC Class Codes: A61M 2205/3368 : Temperature
• CPC Class Codes: A61M 2205/3375 : Acoustical, e.g. ultrasonic, measuring means
• CPC Class Codes: A61M 2205/3553 : remote, e.g. between patient's home and doctor's office
• CPC Class Codes: A61M 2205/3561 : local, e.g. within room or hospital
• CPC Class Codes: A61M 2205/3584 : using modem, internet or bluetooth
• CPC Class Codes: A61M 2205/3653 : by Joule effect, i.e. electric resistance
• CPC Class Codes: A61M 2205/42 : Reducing noise
• CPC Class Codes: A61M 2205/50 : with microprocessors or computers
• CPC Class Codes: A61M 2205/52 : with memories providing a history of measured variating parameters of apparatus or patient
• CPC Class Codes: A61M 2205/6018 : providing set-up signals for the apparatus configuration
• CPC Class Codes: A61M 2205/6045 : having complementary physical shapes for indexing or registration purposes
• CPC Class Codes: A61M 2205/6054 : Magnetic identification systems
• CPC Class Codes: A61M 2206/11 : Laminar flow
• CPC Class Codes: A61M 2206/20 : having means for promoting or enhancing the flow, actively or passively
• CPC Class Codes: A61M 2207/00 : Methods of manufacture, assembly or production
• CPC Class Codes: A61M 2207/10 : Device therefor
• CPC Class Codes: A61M 2209/088 : on the body
• CPC Class Codes: A61M 2210/0618 : Nose
• CPC Class Codes: A61M 2210/0625 : Mouth
• CPC Class Codes: A61M 2230/205 : partial oxygen pressure (P-O2)
• CPC Class Codes: A61M 2230/432 : partial CO2 pressure (P-CO2)
• CPC Class Codes: A61M 2230/60 : Muscle strain, i.e. measured on the user
• CPC Class Codes: A61M 2230/65 : Impedance, e.g. conductivity, capacity
• CPC Class Codes: A61M 35/00 : Devices for applying media, e.g. remedies, on the human body devices for handling toiletry or cosmetic substances A45D; absorbent pads, e.g. swabs, A61F13/15
• CPC Class Codes: A62B 18/084 : Means for fastening gas-masks to heads or helmets
• CPC Class Codes: B29B 13/02 : by heating B29B13/06, B29B13/08 take precedence
• CPC Class Codes: B29B 13/08 : by using wave energy or particle radiation
• CPC Class Codes: B29C 65/562 : using extra joining elements, i.e. which are not integral with the parts to be joined using plastic snap elements B29C65/58; using plastic rivets B29C65/601
• CPC Class Codes: B29K 2667/00 : Use of polyesters or derivatives thereof for preformed parts, e.g. for inserts
• CPC Class Codes: B29L 2031/753 : Medical equipment; Accessories therefor bloodbags, medical bags B29L2031/7148; artificial eyes B29L2011/0008
• CPC Class Codes: Y10S 128/26 : Cannula supporters
• CPC Class Codes: Y10S 128/911 : Unilimb inhalation-exhalation breathing tubes

Abstract

A nasal interface for a device that attached to a user'"'"'s nose is described. The nasal interface is particularly adaptable for a CPAP device and includes a device body having air passages through the body terminating in a pair of end portions, with each end portion having at least one outlet in a first surface of the end portion and a nasal interface supported on the body, the nasal interface comprising a pair of nose buds having flared fittings at end portions thereof.

Claims

1. An airway pressure breathing device comprises:

a body having a pair of air passages through the body, which pair of air passages terminate in a pair of end portions, with each end portion having at least one outlet in a first surface of the end portion;

a micro pump supported by the body, the micro pump configured to pump ambient air through the air passages in the body to the end portions; and

a nasal interface supported on the body, the nasal interface comprising a pair of nose buds having flared fittings at end portions thereof.

2. The airway pressure breathing device of claim 1 wherein the nose buds have nose bud exterior sidewalls, with the flared fittings integrally provided on the nose bud sidewalls, and the flared fittings sized to allow the user to easily insert the nose buds into the user'"'"'s nose.

3. The airway pressure breathing device of claim 1 wherein the body and nose buds are adjustable to provide a centerline angle and a face angle, respectively within a pair of ranges to provide a seal between the airway pressure breathing device and the user'"'"'s nose.

4. The airway pressure breathing device of claim 1 wherein the flared fittings have at least one aperture that connects to air pathways in the airway pressure breathing device.

5. The airway pressure breathing device of claim 1 wherein the nose buds have exterior sidewalls having an external mesa shape, with the flared fittings being extensions of the nose bud sidewalls.

6. The airway pressure breathing device of claim 1 wherein the nose buds have exterior sidewalls having an external mesa shape, with the flared fittings being extensions of the nose bud sidewalls, and with the flared fittings having an internal passage way between end portions thereof that is conical-shaped, with a first one of the end portions at the flared portions having a larger opening than a second distal one of the end portions terminating at the airway pressure breathing device.

7. The airway pressure breathing device of claim 1 wherein the material of the nose buds is a supple compliant soft durometer material.

8. The airway pressure breathing device of claim 1 wherein the nose buds have a nose bud estimated centerline angle range of about 110 to 150 degrees, a nose bud estimated face angle range of 30-50 degrees and the nose bud shapes are generally oblong.

9. The airway pressure breathing device of claim 1 wherein the nose buds having openings that are oblong and can range in area from about 30-90 mm².

10. The airway pressure breathing device of claim 1 wherein the material of the nose buds is a rubbery material.

11. A device attachable to a user'"'"'s nose, the device comprising:

a body having a pair of air passages through the body, which pair of air passages terminate in a pair of end portions, with each end portion having at least one outlet in a first surface of the end portion; and

a nasal interface attached to the body, the nasal interface comprising a pair of nose buds, each nose bud having an external mesa shaped sidewall that terminates at a first end in a flared portion and terminates at the second end at a corresponding one of the pair of air passages of the body.

12. The interface of claim 11 wherein each nose bud sidewall and each corresponding flared fitting are integrally provided with the nose bud sidewalls, and with the flared fittings sized to allow the user to easily insert the nose buds into the user'"'"'s nose.

13. The interface of claim 11 wherein the nose buds provide a seal between the device and the user'"'"'s nose.

14. The interface of claim 11 wherein the material of the nose buds is a supple compliant soft durometer material, and with the interface having a nose bud estimated centerline angle range of about 110 to 150 degrees, a nose bud estimated face angle range of 30-50 degrees and the nose bud external sidewall and flared fittings have a shape that is generally mesa shaped.

15. The interface of claim 11 wherein the nose buds have openings there through that are generally oblong and are in a range in area from about 30-90 mm².

23. The interface of claim 15 wherein the material of the nose bud is a supple compliant soft durometer material and with the interface having a nose bud estimated centerline angle range of about 110 to 150 degrees, a nose bud estimated face angle range of 30-50 degrees and the nose bud having the passage way being a somewhat funnel shape.

24. The interface of claim 15 wherein interface includes two of the nose buds attached to a device and with each having openings to the passageway that are oblong shaped and range in surface area from about 30-90 mm².

16. A nasal interface to attach a device to a user'"'"'s nose, the interface comprising:

a pair of nose buds each having a sidewall that encloses a passageway, an external shape of the sidewall being mesa-shaped, with the sidewall terminated at one end in a flared fitting and with each of the nose buds having at a second distal opposing end of the sidewall, an accommodation to accept a device.

17. The interface of claim 16 wherein the nose buds each have an internal passage between the flared fitting and the second distal opposing end provided by an internal conical shaped sidewall.

18. The interface of claim 16 wherein the nose buds provide a seal between a device to which the interface is attached and a nostril of the user'"'"'s nose.

19. The interface of claim 16 wherein the material of the nose buds is a supple compliant soft durometer material, and the interface has a nose bud centerline angle range of about 110 to 150 degrees and a nose bud face angle range of 30-50 degrees.

20. The interface of claim 16 wherein the flared fittings of each nose bud has an opening to the corresponding passageway that is oblong shaped and ranges in area from 30-90 mm².

21. A nasal interface to attach a device to a user'"'"'s nose, the interface comprising:

a nose bud having a sidewall that encloses a passageway, an external shape of the sidewall being somewhat mesa in shape, with the sidewall terminated at one end in a flared fitting.

22. The interface of claim 21 wherein the nose bud having at a second distal opposing end of the sidewall an accommodation to accept a device.