Endotracheal tube insertion device

• US 10,286,171 B2
• Filed: 03/20/2018
• Issued: 05/14/2019
• Est. Priority Date: 01/07/2016
• Status: Active Grant

• Current Assignee: Gardner IP Holdings, LLC
• Original Assignee: Gardner IP Holdings, LLC
• Inventors: Gardner, Glenn P.
• Primary Examiner(s): Coley, Zade
• Assistant Examiner(s): Weiss, Jessica
• Application Number:
  US15/926,189
• Publication Number:
  US 20180207383A1
• Time in Patent Office: 420 Days
• Field of Search: 600184-246, 600104, 600120, 600136, 600140, 600146-151, 604 9504- 9505
• CPC Class Codes: A61B 1/00016 using wireless means
• CPC Class Codes: A61B 1/00052 positioned at proximal end of the endoscope body
• CPC Class Codes: A61B 1/0014 Fastening element for attaching accessories to the outside of an endoscope, e.g. clips, clamps or bands
• CPC Class Codes: A61B 1/00147 Holding or positioning arrangements
• CPC Class Codes: A61B 1/00154 using guiding arrangements for insertion
• CPC Class Codes: A61B 1/0051 with controlled bending of insertion part
• CPC Class Codes: A61B 1/01 Guiding arrangements therefore
• CPC Class Codes: A61B 1/267 for the respiratory tract, e.g. laryngoscopes, bronchoscopes
• CPC Class Codes: A61M 16/0418 with integrated means for changing the degree of curvature, e.g. for easy intubation
• CPC Class Codes: A61M 16/0434 Cuffs
• CPC Class Codes: A61M 16/0463 combined with suction tubes, catheters or the like; Outside connections
• CPC Class Codes: A61M 16/0486 Multi-lumen tracheal tubes
• 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 16/0495 with tongue depressors

Abstract

An endotracheal tube insertion device includes an insertion member, a flexible optical assembly member movably mounted to the insertion member, an endotracheal tube, and an endotracheal tube attachment member attached to the insertion member and configured to receive and retain the endotracheal tube.

Claims

1. An endotracheal tube assembly comprising:

an elongated insertion member;

a flexible optical assembly member movably mounted to the elongated insertion member;

an endotracheal tube; and

an endotracheal tube attachment member attached to the elongated insertion member and configured to receive and retain the endotracheal tube;

wherein the endotracheal tube is concentrically mounted about the flexible optical assembly member, wherein the endotracheal tube attachment member is an elongated channel member that extends between a proximal end and a distal end of the elongated insertion member and is configured to receive and retain the flexible optical assembly member and the concentrically mounted endotracheal tube, and wherein the elongated channel member has an elongated slot formed therein, the elongated slot configured to provide access to a channel of the elongated channel member and to facilitate removal of the endotracheal tube;

wherein the elongated insertion member includes a first portion and a second portion, the first portion defining a supraglottic member having a first end, a second end, a longitudinally extending passageway formed therethrough, and a longitudinally extending slot formed through a wall thereof, wherein the supraglottic member further includes a generally bowl-shaped supraglottic cuff formed at the first end thereof, the supraglottic cuff including a cuff wall and a cuff opening into which the flexible optical assembly member and the endotracheal tube extend, the supraglottic cuff being further configured as one of an inflatable cuff, a partially inflatable cuff, and a non-inflatable cuff; and

wherein the second portion of the elongated insertion member is attached to the longitudinally extending passageway of the supraglottic member and extends outwardly therefrom.

2. The endotracheal tube assembly according to claim 1, further including an elongated camera channel member formed along a surface of the second portion of the elongated insertion member, the elongated camera channel member of the second portion of the elongated insertion member having at least one of a second video imaging device and second light source therein.

3. The endotracheal tube assembly according to claim 1, further including an elongated camera channel member attached to an inner surface of the longitudinally extending passageway of the supraglottic member, the elongated camera channel member of the inner surface of the longitudinally extending passageway configured to receive at least one of a second video imaging device and second light source therein.

4. The endotracheal tube assembly according to claim 1, wherein the second portion of the elongated insertion member is a blade.

5. The endotracheal tube assembly according to claim 4, wherein the flexible optical assembly member has an elongated body, the elongated body having a substantially cylindrical shape and a plurality of longitudinally extending conduits formed therein, the longitudinally extending conduits configured to have one or more of a first video imaging device and first light source disposed therein, the flexible optical assembly member further including:

an elongated channel member attached to the blade and configured to receive and retain the flexible optical assembly member within a longitudinally extending channel formed therein;

wherein the endotracheal tube is concentrically mounted about the flexible optical assembly member within a longitudinally extending channel of the elongated channel member; and

wherein the elongated channel member has a substantially circular cross-sectional shape and includes an elongated slot formed therein, the elongated slot of the elongated channel member configured to provide access to the longitudinally extending channel of the elongated channel member and to facilitate removal of the endotracheal tube.

6. The endotracheal tube assembly according to claim 4, further including an elongated channel formed along a surface of the blade, the elongated channel of the blade configured to receive at least one of a second video imaging device and second light source therein.

7. The endotracheal tube assembly according to claim 4,

further including a handle and blade assembly comprising:

a handle; and

the blade attached to the handle;

wherein the blade is an elongated blade that extends in a first direction, and the handle is arcuate and extends one of rearwardly and forwardly from the blade.

8. The endotracheal tube assembly according to claim 7, wherein the elongated blade is pivotally attached to the handle about a pivot axis such that the elongated blade may be pivoted relative to the handle in one of a clockwise and a counterclockwise direction.

9. The endotracheal tube assembly according to claim 8, wherein the handle and blade assembly further includes a mechanism configured to prevent the elongated blade from pivoting relative to the handle after the elongated blade has been pivoted to a desired position.

10. The endotracheal tube assembly according to claim 7, wherein the elongated blade includes a longitudinally extending notch formed at distal end thereof.

11. The endotracheal tube assembly according to claim 7, wherein a first end of the handle is curved in two directions.

12. The endotracheal tube assembly according to claim 11, wherein each of the two directions define axes different from an axis of a second end of the handle.

13. The endotracheal tube assembly according to claim 4, further including a handle and blade assembly comprising:

a handle;

the blade attached to the handle and having a first blade portion and a second blade portion; and

a pivot mechanism pivotally connecting the first blade portion to the second blade portion about a pivot axis.

14. The endotracheal tube assembly according to claim 13, wherein the blade is arcuate.

15. The endotracheal tube assembly according to claim 13, wherein the second blade portion is bent at an obtuse angle.

16. The endotracheal tube assembly according to claim 13, wherein the second blade portion is bent at an angle within the range of about 135 degrees to about 175 degrees.

17. The endotracheal tube assembly according to claim 1, wherein a distal end of the flexible optical assembly member is tapered.

18. The endotracheal tube assembly according to claim 1, further including an oxygen source cap comprising:

a body having a circumferentially extending wall defining a generally cylindrical outside surface, a first end, and an open second end;

an end wall formed at the first end and having an aperture formed centrally therethrough and through which the flexible optical assembly member extends;

a generally cylindrical fluid inlet extending radially outward of the wall, in fluid communication with the open second end, and configured for connection to a source of oxygen;

wherein the oxygen source cap is configured for mounting concentrically about the flexible optical assembly member;

wherein when the oxygen source cap is mounted on the flexible optical assembly member, the end wall provides a fluid-tight seal about the flexible optical assembly member; and

wherein the oxygen source cap is further configured to be urged into contact with the endotracheal tube such that oxygen from the source of oxygen may then flow through the oxygen source cap into the endotracheal tube.

19. The endotracheal tube assembly according to claim 18, further including a longitudinally extending slit formed through the circumferentially extending wall and defining a closure member;

wherein the longitudinally extending slit is configured to be opened to allow the oxygen source cap to be mounted on the flexible optical assembly member and closed to attach allow the oxygen source cap to the flexible optical assembly member.

20. The endotracheal tube assembly according to claim 18, wherein the open second end of the body defines a collar, wherein the flexible optical assembly member includes an annular stop positioned between the second end of the body and an endotracheal tube connector of the endotracheal tube and has a plurality of air flow holes formed therethrough, and wherein the stop is configured to retain the flexible optical assembly member in a desired position within an endotracheal tube mounted on the flexible optical assembly member.

21. The endotracheal tube assembly according to claim 20, further including a wall portion adjacent the collar configured as a bellows to allow the body to expand and contract longitudinally.

22. An endotracheal tube assembly comprising:

an elongated insertion member;

a flexible optical assembly member movably mounted to the elongated insertion member;

an endotracheal tube; and

an endotracheal tube attachment member attached to the elongated insertion member and configured to receive and retain the endotracheal tube;

wherein the endotracheal tube is concentrically mounted about the flexible optical assembly member, wherein the endotracheal tube attachment member is an elongated channel member that extends between a proximal end and a distal end of the elongated insertion member and is configured to receive and retain the flexible optical assembly member and the concentrically mounted endotracheal tube, and wherein the elongated channel member has an elongated slot formed therein, the elongated slot configured to provide access to a channel of the elongated channel member and to facilitate removal of the endotracheal tube;

wherein the flexible optical assembly member has an elongated body having a distal end and a proximal end, wherein the proximal end has a substantially cylindrical shape, wherein the distal end has an enlarged portion having a substantially barrel shape, wherein the flexible optical assembly member includes a plurality of longitudinally extending conduits, and wherein a video imaging device and a light source are disposed in at least two of the longitudinally extending conduits;

wherein the endotracheal tube is carried by the flexible optical assembly member;

wherein at least a portion of the enlarged portion of the distal end of the flexible optical assembly member extends transversely outward from an outside surface of the endotracheal tube;

wherein the flexible optical assembly member further includes a positioning plug extending radially outward therefrom intermediate the body and the distal end, and

wherein the positioning plug is configured to extend through a Murphy eye formed in the endotracheal tube to hold the endotracheal tube in place relative to the flexible optical assembly member during insertion of the endotracheal tube into an airway.

23. The endotracheal tube assembly according to claim 22, wherein a widest outside diameter of the substantially barrel shaped enlarged portion of the distal end of the flexible member is one of equal to and slightly larger than an outside diameter of the endotracheal tube.

24. The endotracheal tube assembly according to claim 22, further including a stop attached at the proximal end of the elongated body, wherein the stop is one of movably and fixedly mounted to the elongated body and configured to retain the flexible optical assembly member in a desired position within the endotracheal tube mounted on the flexible optical assembly member.

25. The endotracheal tube assembly according to claim 22, further including an oxygen source cap comprising:

a body having a circumferentially extending wall defining a generally cylindrical outside surface, a first end, and an open second end;

an end wall formed at the first end and having an aperture formed centrally therethrough and through which the flexible optical assembly member extends;

a generally cylindrical fluid inlet extending radially outward of the wall, in fluid communication with the open second end, and configured for connection to a source of oxygen;

wherein the oxygen source cap is configured for mounting concentrically about the flexible optical assembly member;

wherein when the oxygen source cap is mounted on the flexible optical assembly member, the end wall provides a fluid-tight seal about the flexible optical assembly member; and

wherein the oxygen source cap is further configured to be urged into contact with the endotracheal tube such that oxygen from the source of oxygen may then flow through the oxygen source cap into the endotracheal tube.

26. The endotracheal tube assembly according to claim 25, further including a longitudinally extending slit formed through the circumferentially extending wall and defining a closure member;

wherein the longitudinally extending slit is configured to be opened to allow the oxygen source cap to be mounted on the flexible optical assembly member and closed to attach allow the oxygen source cap to the flexible optical assembly member.

27. The endotracheal tube assembly according to claim 25, wherein the open second end of the body defines a collar, wherein the flexible optical assembly member includes an annular stop positioned between the second end of the body and an endotracheal tube connector of the endotracheal tube and has a plurality of air flow holes formed therethrough, and wherein the stop is configured to retain the flexible optical assembly member in a desired position within an endotracheal tube mounted on the flexible optical assembly member.

28. The endotracheal tube assembly according to claim 27, further including a wall portion adjacent the collar configured as a bellows to allow the body to expand and contract longitudinally.

29. The endotracheal tube assembly according to claim 22, wherein the elongated insertion member is an elongated blade;

and

wherein the endotracheal tube assembly further includes a handle and blade assembly comprising;

a handle; and

the elongated blade attached to the handle;

wherein the elongated blade extends in a first direction, and the handle is arcuate and extends one of rearwardly and forwardly from the blade.

30. The endotracheal tube assembly according to claim 29, wherein the elongated blade is pivotally attached to the handle about a pivot axis such that the elongated blade may be pivoted relative to the handle in one of a clockwise and a counterclockwise direction.

31. The endotracheal tube assembly according to claim 30, wherein the handle and blade assembly includes a mechanism configured to prevent the elongated blade from pivoting relative to the handle after the elongated blade has been pivoted to a desired position.

32. The endotracheal tube assembly according to claim 29, wherein the elongated blade includes a longitudinally extending notch formed at distal end thereof.

33. The endotracheal tube assembly according to claim 29, wherein a first end of the handle is curved in two directions.

34. The endotracheal tube assembly according to claim 33, wherein each of the two directions define axes different from an axis of a second end of the handle.

35. The endotracheal tube assembly according to claim 22, wherein the elongated insertion member is an elongated blade;

and wherein the endotracheal tube assembly further includes a handle and blade assembly comprising;

a handle;

the elongated blade attached to the handle and having a first blade portion and a second blade portion; and

a pivot mechanism pivotally connecting the first blade portion to the second blade portion about a pivot axis.

36. The endotracheal tube assembly according to claim 35, wherein the second blade portion is bent at an angle within the range of about 135 degrees to about 175 degrees.

37. The endotracheal tube assembly according to claim 35, wherein the second blade portion is bent at an obtuse angle.

38. The endotracheal tube assembly according to claim 35, wherein the elongated blade is arcuate.

39. An endotracheal tube assembly comprising:

an elongated blade;

a flexible optical assembly member movably mounted to the elongated blade;

an endotracheal tube;

an elongated closed channel member defining a longitudinally extending channel having a circular cross-sectional shape attached to the elongated blade and configured to receive and retain the flexible optical assembly member therein; and

an endotracheal tube retention tab extending radially outwardly from the elongated closed channel member, wherein the endotracheal tube retention tab has a circular cross-sectional shape, defines a longitudinally extending channel, has an elongated slot formed therein, and is configured to allow the endotracheal tube to be positioned and retained therein.

40. The endotracheal tube assembly according to claim 39, wherein the endotracheal tube retention tab has a substantially circular cross-sectional shape, defines a longitudinally extending channel, and includes an elongated slot formed therein, the elongated slot of the endotracheal tube retention tab configured to provide access to the longitudinally extending channel of the endotracheal tube retention tab and to facilitate removal of the endotracheal tube.

41. The endotracheal tube assembly according to claim 40, wherein the flexible optical assembly member has an elongated body, the elongated body having a substantially cylindrical shape and a plurality of longitudinally extending conduits is formed therein, the longitudinally extending conduits configured to have one or more of a first video imaging device and first light source disposed therein.

42. The endotracheal tube assembly according to claim 41, further including an elongated channel formed along an edge of the elongated blade and configured to receive at least one of a second video imaging device and second light source therein.