WO2020076784A1 - Medical devices for airway management and methods of placement - Google Patents

Medical devices for airway management and methods of placement Download PDF

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Publication number
WO2020076784A1
WO2020076784A1 PCT/US2019/055138 US2019055138W WO2020076784A1 WO 2020076784 A1 WO2020076784 A1 WO 2020076784A1 US 2019055138 W US2019055138 W US 2019055138W WO 2020076784 A1 WO2020076784 A1 WO 2020076784A1
Authority
WO
WIPO (PCT)
Prior art keywords
wall
channel
oral airway
camera
airway device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/US2019/055138
Other languages
English (en)
French (fr)
Inventor
Robert W. MOLNAR
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WM&DG Inc
Original Assignee
WM&DG Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US16/156,322 external-priority patent/US12257387B2/en
Application filed by WM&DG Inc filed Critical WM&DG Inc
Priority to CN202510075015.2A priority Critical patent/CN119949721A/zh
Priority to CN201980067004.2A priority patent/CN112930207B/zh
Priority to AU2019357982A priority patent/AU2019357982B2/en
Priority to EP19870315.9A priority patent/EP3863704B8/en
Priority to CA3115463A priority patent/CA3115463A1/en
Priority to ES19870315T priority patent/ES3031900T3/es
Priority to JP2021520326A priority patent/JP7391398B2/ja
Publication of WO2020076784A1 publication Critical patent/WO2020076784A1/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/36—Image-producing devices or illumination devices not otherwise provided for
    • A61B90/361—Image-producing devices, e.g. surgical cameras
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00064—Constructional details of the endoscope body
    • A61B1/00071—Insertion part of the endoscope body
    • A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
    • A61B1/00082—Balloons
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/012—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
    • A61B1/018—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/04—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor combined with photographic or television appliances
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/06—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor with illuminating arrangements
    • A61B1/0661—Endoscope light sources
    • A61B1/0676—Endoscope light sources at distal tip of an endoscope
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/267—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the respiratory tract, e.g. laryngoscopes, bronchoscopes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0402—Special features for tracheal tubes not otherwise provided for
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0402—Special features for tracheal tubes not otherwise provided for
    • A61M16/0409—Special features for tracheal tubes not otherwise provided for with mean for closing the oesophagus
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0434—Cuffs
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0463—Tracheal tubes combined with suction tubes, catheters or the like; Outside connections
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0488—Mouthpieces; Means for guiding, securing or introducing the tubes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0488—Mouthpieces; Means for guiding, securing or introducing the tubes
    • A61M16/049—Mouthpieces
    • A61M16/0493—Mouthpieces with means for protecting the tube from damage caused by the patient's teeth, e.g. bite block
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/36—Image-producing devices or illumination devices not otherwise provided for
    • A61B90/37—Surgical systems with images on a monitor during operation
    • A61B2090/371—Surgical systems with images on a monitor during operation with simultaneous use of two cameras
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/30—Devices for illuminating a surgical field, the devices having an interrelation with other surgical devices or with a surgical procedure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0402—Special features for tracheal tubes not otherwise provided for
    • A61M16/0415—Special features for tracheal tubes not otherwise provided for with access means to the stomach
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0402—Special features for tracheal tubes not otherwise provided for
    • A61M16/0418—Special features for tracheal tubes not otherwise provided for with integrated means for changing the degree of curvature, e.g. for easy intubation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0434—Cuffs
    • A61M16/0436—Special fillings therefor
    • A61M16/0438—Liquid-filled
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0486—Multi-lumen tracheal tubes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes
    • A61M16/04—Tracheal tubes
    • A61M16/0488—Mouthpieces; Means for guiding, securing or introducing the tubes
    • A61M16/049—Mouthpieces
    • A61M16/0495—Mouthpieces with tongue depressors

Definitions

  • the wall does not have a slit.
  • Fig. 1 D depicts a removal of the endotracheal tube from the oral airway device of Fig. 1 B.
  • Fig. 1 L depicts the oral airway device of Fig. 11 which comprises a non- inflatable cuff.
  • Fig. 1T depicts a ventilator adaptor for an oral airway device with a slit.
  • Fig. 3C depicts an endotracheal tube in a process of being removed from the oral airway device of Fig. 3A.
  • FIG. 4A depicts another embodiment of an oral airway device according to this disclosure.
  • Fig. 4H depicts a plug which is capped with a cap.
  • Fig. 41 depicts the plug of Fig. 4H with the cap being removed.
  • Fig. 5E depicts the distal end of the oral airway device of Fig. 5A which comprises a light source, with a camera being inserted into one of the channels.
  • Fig. 7A depicts one embodiment of an adaptor being combined with an endotracheal tube.
  • Fig. 9A depicts an oral airway device comprising a laryngeal cuff.
  • Fig. 9L depicts another embodiment of an oral airway device.
  • Fig. 9P is an enlarged side view of a portion of the accessory cap of Fig. 9N.
  • Fig. 9T depicts the assembly of Fig. 9S being combined with the oral airway device of Fig. 9A.
  • Fig. 9X depicts an oral airway device compatible with a bag mask.
  • Fig. 10B depicts the oral airway device of Fig. 10A being assembled with a laryngoscope.
  • Fig. 10C depicts the oral airway device of Fig. 10A being assembled with a bougie and a camera.
  • the present disclosure provides oral airway devices which comprise an endotracheal tube (ETT) lumen with a slit for delivering a breathing tube, and one or more additional channels for a robust assembly with one or more cameras and additional tools, including, but not limited, to a bougie and a gastric suction tube.
  • the oral airway devices also comprise a ramp which ensures an optimum angle for an entry of an endotracheal tube through the vocal cords such that the placement can be completed expeditiously and the risks of esophageal intubation and/or injuries to vocal cords are minimized.
  • the oral airway devices can be also used to ventilate a patient.
  • the oral airway devices provide continuous visualization and monitoring of breathing sounds and heart beats. Thus, a patient who is ventilated and/or is intubated can be monitored continuously and remotely, if needed, for adverse reactions, including vomiting, bleeding, obstruction and any failure in a system that may require a
  • the wall 462 is curved along the distal- proximal 462A-462B axis such that the wall 462 follows the contour of the roof of a patient’s mouth.
  • the wall 462 creates an arch.
  • the wall 462 has a dorsal surface 462C and a ventral surface 462D. Because of the arch curvature, a length of the wall 462 is longer on the dorsal surface, 462C than on the ventral surface, 462D.
  • the slit 466 may not have flaps.
  • At least some proximal portion of the ETT lumen 468 is not covered by the wall 462 on the ventral surface 462D. Accordingly, some proximal portion of the ETT lumen 468 is exposed on the ventral surface 462D. In other embodiments, where the wall 462 does not have flaps, at least some proximal portion of the ETT lumen may still not be covered by the wall 462. Exposing a portion of the ETT lumen 468 facilitates insertion and removal of an endotracheal tube or other tool/device into and from the ETT lumen 468.
  • the channel 474 is a hollow passage in the wall 462.
  • the channel 474 can be used for aspirating fluids by inserting a suction tube in the channel 474.
  • the channel 474 may be referred as the esophageal channel 474.
  • the esophageal channel 474 may be used for aspirating stomach contents and in order to prevent vomiting.
  • the slit 475 that runs along the length of the esophageal channel 474.
  • the slit 475 opens into the ETT lumen 468 in the embodiment of Fig. 1 A.
  • the slit 475 may open externally on the wall 462.
  • the slit 475 can be also widen to a gap as the wall 462 and/or at least a portion of the channel 474 is made of a flexible material.
  • the slit 475 facilitates a removal of a suction tube or any other tool from the esophageal channel 474.
  • the outer tube 502 may comprise a latch 508 located near the distal end 502A.
  • the oral airway device 560 is a tubal body which is curved such that the oral airway device 560 follows the contour of the roof of a patient’s mouth during insertion of the device 560 into the patient.
  • the curved tubal body of the airway device 560 is made by a wall 562 with a distal end 562A and a proximal end 562B.
  • the wall 562 is curved along the distal- proximal 562A-562B axis such that the wall 562 follows the contour of the roof of a patient’s mouth.
  • the wall 562 creates an arch.
  • the wall 562 has a dorsal surface 562C and a ventral surface 562D.
  • a length of the wall 562 is longer on the dorsal surface, 562C, than on the ventral surface, 562D.
  • the ventral surface 562D is in contact with the patient’s tongue when the device 560 is placed in the patient.
  • the wall 562 has at least two hollow peripheral channels, 472 and 474.
  • the camera channel 472 is hollow and is positioned peripherally to the ETT lumen 468.
  • the camera channel 472 has a proximal opening 472B at the proximal end 562B of the wall 562.
  • the camera channel 472 runs along the distal-proximal 562A-562B axis of the wall 562.
  • the camera channel 472 ends with a distal opening 472A at the distal end 562A of the wall 562.
  • stomach suction tube or scope can be then easily removed from the channel 564 while the oral airway device 560 still remains inserted into a patient.
  • the oral airway device 560 may comprise a loop 566 attached externally near the distal end 562A of the wall 562.
  • One of the functions for the loop 566 is to hold in place a stomach suction tube or scope loaded into the channel 564.
  • the stomach suction tube or any other tube or tool may be pulled through the loop 566.
  • the loop 566 secures the positioning of the stomach suction tube or any other tube or tool on the oral airway device 560 and prevents the stomach suction tube or any other tube or tool from separating from the oral airway device 560.
  • the loop 566 may be attached to the oral airway device 560 or any other of the oral airway devices provided in this disclosure, including the oral airway device 460, 510, 520, 530 or 540.
  • the distal end 610A of the adaptor 610 is positioned proximally to the cuff 614. All other elements are numbered as was discussed in connection with Fig. 7A.
  • the adaptor 610 may be attached to the endotracheal tube 612 such that the adaptor 610 can still slide along the distal-proximal axis 612A-612B.
  • the adaptor 610 may be adhered to the endotracheal tube 612 and it does not slide.
  • At least one second hollow tube 624 is attached to the hollow tube 622.
  • the second hollow tube 624 has a distal end 624A and a proximal end 624B.
  • the second hollow tube 624 has an opening 624C at the distal end 624A.
  • the second hollow tube 624 has an opening 624D at the proximal end 624B.
  • the distal end 624A of the second hollow tube 624 is aligned with the distal end 622A of the hollow tube 622.
  • the proximal end 624B of the second hollow tube 624 is aligned with the proximal end 622B of the hollow tube 622.
  • FIG. 8B it depicts the endotracheal tube 612 and the camera 12 loaded into the adaptor 620.
  • the camera 12 placed in the tube 624 can provide a continuous visualization during placement of the endotracheal tube 12. If placement of the endotracheal tube 12 needs to be guided with a tool, the tool can be inserted into the third hollow channel, 626.
  • the cross-section through the wall 702 shows a camera channel 718 in the wall 702, a central lumen 704 in the wall 702 and a gastric channel 720 in the wall 702.
  • the dorsal surface 702C of the wall 702, the ventral surface 702D of the wall 702 and flanks 702L and 702R of the wall 702 are also shown, along with a slit 706 in the wall 702 which opens into the central lumen 704.
  • the wall 702 can be made of a thermoplastic material which is flexible enough to be inserted into a patient’s oral cavity, but also sufficiently firm to retain the curved shape.
  • Conventional oral airway devices are tubes which are hollow plastic cylinders. Unlike the
  • the wall 702 encircles a central lumen 704 which may be referred to in this disclosure as the endotracheal tube (ETT) lumen because the central lumen 704 may be used for placing an endotracheal tube.
  • ETT endotracheal tube
  • the ETT lumen 704 may be used for delivery of other breathing tubes and/or tools, such as for example as bougie 590, and/or devices suitable for managing airways.
  • some distal portion, 702I, of the wall 702 is sloped within the central lumen 704 near the tongue 703. This structure of the central lumen 704 determines an angle above the tongue 703 at which an endotracheal tube (or any other device or tool hosted in the central lumen 704) projects from the distal opening 704A of the central lumen 704.
  • the central ramp 714 elevates and supports the tip of the device or tool above the ventral surface 716 at a predetermined angle which may be in the range from 50 to 80 degrees, and preferably in the range from 60 to 70 degrees from the distal surface 703C of the tongue 703.
  • the oral airway device 700 has the slit 706 through the wall 702, one or more accessories can be used in order to establish a closed system through the central lumen 704.
  • the oral airway device 700 can be used for ventilating a patient through the central lumen 704.
  • FIG. 9H it depicts the endotracheal tube 480 being separated from the oral airway device 700 through the slit 706 and then through the slit 712. While the endotracheal tube 480 is being removed, the camera 12 and the suction tube 482 may remain inserted, as needed.
  • the wall 742 has the slit 746 which runs along the distal-proximal 742A-742B axis on the ventral surface 742D.
  • the slit 746 may be placed at other surfaces, e.g. one of the flanks or the dorsal surface 742C of the wall 746, so long the slit 746 is located such that a

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Pulmonology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biophysics (AREA)
  • Optics & Photonics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Emergency Medicine (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Otolaryngology (AREA)
  • Physiology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Endoscopes (AREA)
PCT/US2019/055138 2018-10-10 2019-10-08 Medical devices for airway management and methods of placement Ceased WO2020076784A1 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CN202510075015.2A CN119949721A (zh) 2018-10-10 2019-10-08 口腔气道器械
CN201980067004.2A CN112930207B (zh) 2018-10-10 2019-10-08 用于气道管理的医疗器械及放置医疗器械的方法
AU2019357982A AU2019357982B2 (en) 2018-10-10 2019-10-08 Medical devices for airway management and methods of placement
EP19870315.9A EP3863704B8 (en) 2018-10-10 2019-10-08 Medical devices for airway management and methods of placement
CA3115463A CA3115463A1 (en) 2018-10-10 2019-10-08 Medical devices for airway management and methods of placement
ES19870315T ES3031900T3 (en) 2018-10-10 2019-10-08 Medical devices for airway management and methods of placement
JP2021520326A JP7391398B2 (ja) 2018-10-10 2019-10-08 気道管理のための医療用デバイスおよび配置方法

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US16/156,322 2018-10-10
US16/156,322 US12257387B2 (en) 2018-10-10 2018-10-10 Medical devices for airway management and methods of placement
US16/416,592 2019-05-20
US16/416,592 US10653307B2 (en) 2018-10-10 2019-05-20 Medical devices for airway management and methods of placement

Publications (1)

Publication Number Publication Date
WO2020076784A1 true WO2020076784A1 (en) 2020-04-16

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PCT/US2019/055138 Ceased WO2020076784A1 (en) 2018-10-10 2019-10-08 Medical devices for airway management and methods of placement

Country Status (8)

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US (3) US10653307B2 (https=)
EP (1) EP3863704B8 (https=)
JP (1) JP7391398B2 (https=)
CN (2) CN119949721A (https=)
AU (1) AU2019357982B2 (https=)
CA (1) CA3115463A1 (https=)
ES (1) ES3031900T3 (https=)
WO (1) WO2020076784A1 (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20200018395A (ko) * 2018-08-09 2020-02-19 센트럴 사우스 유니버시티 구인두 기도유지기
WO2021234196A1 (es) * 2020-05-21 2021-11-25 Raxte S.A Dispositivo de intubado laringeotraqueal y procedimientos de intubación
JP7606043B1 (ja) 2023-12-09 2024-12-24 昆明医科大学第一附属医院 経口気管挿管を経鼻気管挿管に変更した装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10821248B2 (en) * 2017-02-06 2020-11-03 David James Durkin Courier airway device
US10653307B2 (en) 2018-10-10 2020-05-19 Wm & Dg, Inc. Medical devices for airway management and methods of placement
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EP3863704B8 (en) 2025-06-18
JP2022504851A (ja) 2022-01-13
CN112930207B (zh) 2025-02-18
EP3863704A4 (en) 2022-09-14
AU2019357982A1 (en) 2021-05-13
US11628036B2 (en) 2023-04-18
US20200237204A1 (en) 2020-07-30
CA3115463A1 (en) 2020-04-16
JP7391398B2 (ja) 2023-12-05
CN112930207A (zh) 2021-06-08
CN119949721A (zh) 2025-05-09
AU2019357982B2 (en) 2025-03-27
US20200113427A1 (en) 2020-04-16
ES3031900T3 (en) 2025-07-11
EP3863704A1 (en) 2021-08-18
EP3863704C0 (en) 2025-05-14
US10653307B2 (en) 2020-05-19
US12569314B2 (en) 2026-03-10
EP3863704B1 (en) 2025-05-14

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