CN116196519B - Visual laryngeal mask and visual fixing structure thereof - Google Patents
Visual laryngeal mask and visual fixing structure thereof Download PDFInfo
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- CN116196519B CN116196519B CN202310163009.3A CN202310163009A CN116196519B CN 116196519 B CN116196519 B CN 116196519B CN 202310163009 A CN202310163009 A CN 202310163009A CN 116196519 B CN116196519 B CN 116196519B
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- 230000000007 visual effect Effects 0.000 title claims abstract description 82
- 238000009423 ventilation Methods 0.000 claims abstract description 26
- 238000004891 communication Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 238000002627 tracheal intubation Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 210000004704 glottis Anatomy 0.000 description 1
- 210000003026 hypopharynx Anatomy 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000004382 visual function Effects 0.000 description 1
Classifications
-
- 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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
-
- 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
- A61B1/00131—Accessories for endoscopes
-
- 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
- A61B1/00147—Holding or positioning arrangements
- A61B1/00154—Holding or positioning arrangements using guiding arrangements for insertion
-
- 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
- A61B1/267—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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
-
- 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. mouth-to-mouth respiration; 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. mouth-to-mouth respiration; 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. mouth-to-mouth respiration; Tracheal tubes
- A61M16/04—Tracheal tubes
- A61M16/0488—Mouthpieces; Means for guiding, securing or introducing the tubes
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pulmonology (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Surgery (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Emergency Medicine (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Biophysics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Radiology & Medical Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Otolaryngology (AREA)
- Physiology (AREA)
- Endoscopes (AREA)
Abstract
The invention provides a visual laryngeal mask and a visual fixing structure thereof, wherein the fixing structure comprises a ventilation joint and a handle, the ventilation joint comprises a connecting plate, a main pipeline and a visual pipeline, the main pipeline penetrates through the upper surface and the lower surface of the connecting plate from top to bottom, the visual pipeline extends downwards from the lower surface of the connecting plate, a socket penetrating through the visual pipeline in the vertical direction is arranged on the connecting plate, the handle comprises a handle body and a connecting rod connected with the handle body, a stop block is arranged on the outer wall of the connecting rod, the visual pipeline comprises a circumferential pipe wall, part of the upper surface of the circumferential pipe wall is connected with the lower surface of the connecting plate, the rest part of the circumferential pipe wall is recessed downwards to form a notch, the connecting plate forms a stop plate above the notch, one end of the stop plate is connected with the connecting plate, the other end of the stop plate forms a movable free end, and an inlet communicated with the notch is defined between the connecting plate and the free end.
Description
Technical Field
The invention relates to a visual laryngeal mask, in particular to a visual laryngeal mask and a visual fixing structure thereof.
Background
The laryngeal mask consists of a mask-like cuff and a hollow shaft or catheter connected thereto, the cuff being placed in the hypopharynx towards the glottis with its tip at the esophageal entrance. Is often used clinically as an alternative to mask ventilation and tracheal intubation, it is generally easier to place and less irritating than the tracheal intubation. However, in clinical practice, it is still common to switch to the passive aspect of endotracheal intubation because of the difficulty in placement of the laryngeal mask due to the lack of skill and method of the operator. Therefore, the laryngeal mask with the visual function is gradually developed, the visual laryngeal mask is usually formed by combining the laryngeal mask and the visual device, but the condition of complex operation can occur when the laryngeal mask is matched with the visual device, and in order to enable the laryngeal mask intubation link to be smoother and faster in operation, a visual device and a laryngeal mask ventilation pipe structure are provided in the existing design; for example, CN110694156a discloses a laryngeal mask assembly, the laryngeal mask assembly comprises a laryngeal mask and a visual cavity, the laryngeal mask forms a visual cavity along the longitudinal extension direction of the laryngeal mask, a viewing window is formed at the distal end of the visual cavity and a socket is formed at the proximal end of the visual cavity, at least one limit fitting portion is formed in the visual cavity, the handle controls the camera assembly to be removably fitted in the visual cavity through a connecting wire, so that the camera assembly can reach the viewing window at the distal end of the visual cavity, and the handle is provided with a limit portion which is in limit fit with the limit fitting portion, so that the handle is removably fitted in the socket; the handle disclosed in this patent is complicated to operate when used in combination with a laryngeal mask.
Disclosure of Invention
The invention aims to provide a visual fixing structure of a laryngeal mask, which comprises a ventilation joint and a handle, wherein the ventilation joint comprises a connecting plate, a main pipeline and a visual pipeline, the main pipeline penetrates through the upper surface and the lower surface of the connecting plate from top to bottom, the visual pipeline extends downwards from the lower surface of the connecting plate, a socket penetrating through the visual pipeline in the vertical direction is arranged on the connecting plate, the handle comprises a handle body and a connecting rod connected with the handle body, a stop block is arranged on the outer wall of the connecting rod, the visual pipeline comprises a circumferential pipe wall, a part of the upper surface of the circumferential pipe wall is connected with the lower surface of the connecting plate, the rest part of the circumferential pipe wall is downwards recessed to form a notch, the connecting plate forms a stop plate above the notch, one end of the stop plate is connected with the connecting plate, the other end of the stop plate forms a movable free end, an inlet communicated with the notch is defined between the connecting plate and the free end, the free end is provided with a relaxed state and a deformed state, the radial dimension of the inlet is smaller than that of a stop block when the free end is in the relaxed state, the radial dimension of the inlet is in the second state, the radial dimension of the inlet is larger than that of the stop block is allowed to enter and exit between the radial dimension of the stop block and the stop block.
In some embodiments, the handle body is provided with a limiting rod extending along an axial direction, the connecting plate is provided with a limiting hole in limiting fit with the limiting rod, and the limiting rod is in limiting fit with the limiting hole to limit the handle to radially move compared with the connecting plate.
In some embodiments, the free end forms a wrench that opens outwardly to enlarge the access opening.
In some embodiments, the wrench has cleats formed thereon.
In some embodiments, the recess height is greater than the stop height and the recess length is greater than the stop length. In some embodiments, the lower end of the stop block is chamfered to facilitate sliding into the recess from the inlet.
In some embodiments, the recess length is no more than half of the visible conduit.
Another object of the present invention is to provide a visual laryngeal mask, which includes a laryngeal mask body, a ventilation joint and a visual device, wherein a ventilation pipe and a visual cavity are formed on the laryngeal mask body, the ventilation pipe is connected with a main pipeline of the ventilation joint in a plugging manner, the visual pipeline of the ventilation joint is connected with the visual cavity in a plugging manner, the visual device includes a handle, a connecting line connected with the handle, and an image pickup device connected at the far end of the connecting line, and the handle and the ventilation joint form the visual fixing structure.
In some embodiments, one end of a connecting wire of the visualizer is connected with the camera device, the other end of the connecting wire penetrates through the connecting rod and the handle body and is provided with a communication joint, and the longitudinal extension length of the connecting wire is larger than the length of the visualizer cavity so that the camera device can reach the most far end of the visualizer cavity.
The visual fixing structure provided by the invention cuts the visual pipeline to form the notch, so that part of the visual pipeline is connected with the connecting plate, and the rigidity of the connecting plate is reduced. The reduced stiffness of the web allows the inlet size to be varied. The camera device is placed in the visual cavity, the camera device is longer than the visual cavity, the handle is pressed, and the stop block is clamped below the stop plate after entering the notch along the inlet extrusion wrench due to the fact that the size of the inlet is smaller than that of the stop block, so that the effect that the camera needs to be attached to the laryngeal mask observation window and the camera device is prevented from falling off is achieved. And meanwhile, in order to enable the visual fixing structure to rotate circumferentially, a limiting structure is arranged to prevent the camera device fixer from rotating and moving. When the camera device is required to be taken out, the wrench is only required to be pulled, so that the size of the inlet is increased, and the camera device can automatically pop up; the plug process is smoother and faster, and the fixed structure is more stable and reliable.
Drawings
FIG. 1 is a schematic view of a visual fixing structure according to the present invention;
FIGS. 2-4 are schematic structural views of a vent fitting provided by the present invention;
FIG. 5 is a schematic view of a handle according to the present invention;
fig. 6 is a schematic view showing a fitting state of a handle and a visual fixing structure provided by the invention.
Detailed Description
The invention or the technical scheme of the invention is further specifically described below through specific embodiments and with reference to the accompanying drawings;
in the description of the present invention, it should be understood that the terms "front", "rear", "axial", "radial", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise specified and defined, the terms "mounted" and "connected" are to be construed broadly, and may be, for example, mechanical or electrical, or may be internal to two elements in communication, or may be directly or indirectly connected through an intermediate medium, and the specific meaning of the terms may be understood by those skilled in the art according to circumstances.
The visual laryngeal mask provided by the prior art comprises a laryngeal mask body, a ventilation joint and a visual device, wherein a ventilation pipe and a visual cavity are formed on the laryngeal mask body, the ventilation pipe is connected with a main ventilation joint pipeline in a plugging manner, the visual ventilation joint pipeline is connected with the visual cavity in a plugging manner, and the visual device comprises a handle, a connecting wire connected with the handle and a camera device connected to the far end of the connecting wire. One end of a connecting wire of the visualizer is connected with the image pick-up device, and the other end of the connecting wire penetrates through the connecting rod and the handle body and is provided with a communication joint, so that the image pick-up device can reach the most far end of the visualizable cavity, and the longitudinal extension length of the connecting wire is larger than the length of the visualizable cavity.
The embodiment provides a visual fixed knot constructs on the basis of current visual laryngeal mask, as shown in fig. 1, fixed knot constructs including ventilation joint 1 and handle 2, and as shown in fig. 2, ventilation joint 1 includes connecting plate 11, trunk line 12 and visual pipeline 13, trunk line 12 top-down runs through the upper surface and the lower surface setting of connecting plate 11, visual pipeline 13 downwardly extending from the lower surface of connecting plate 11, so, trunk line 12 is used for the breather pipe grafting connection with the laryngeal mask, and visual pipeline 13 is used for the grafting connection with visual cavity way, has realized ventilation joint 1 and laryngeal mask body's connection. The connection plate 11 has a socket 131 penetrating the visible pipe in the up-down direction, and the socket allows the visible device to be inserted and removed.
Referring to fig. 5, the handle 2 includes a handle 2 body 21 and a connecting rod 22 connected to the handle 2 body, the outer wall of the connecting rod 22 is provided with a stop block 221, the visible pipe 13 includes a circumferential pipe wall 130, a portion of the upper surface of the circumferential pipe wall is connected to the lower surface of the connecting plate, the remaining portion of the circumferential pipe wall is recessed downward to form a notch 132, the connecting plate 11 forms a stop plate 3 above the notch 132, the stop plate 3 is suspended from the notch 132 and can be in stop fit with a stop plate entering the notch, one end of the stop plate 3 is connected to the connecting plate 11, the other end of the stop plate forms a free end 300, due to the suspended arrangement of the stop plate, the rigidity of the stop plate is reduced, the free end is movable, an inlet 301 communicating with the notch is defined between the connecting plate 11 and the free end 300, the free end 300 has a relaxed state and a deformed state, when in the relaxed state, the radial dimension of the inlet 301 is smaller than the radial dimension of the stop block to prevent the stop plate from sliding out of the notch 132, in the second state, the radial dimension of the inlet is larger than the radial dimension of the stop block to allow the stop block to be in the radial dimension of the stop plate to be in the stop plate 132 after the inlet and stop plate 132 enters the notch.
Based on the foregoing description, the length of the visualizer needs to be set longer than the visual channel, so that the visualizer fits the observation window of the visual channel of the laryngeal mask, if no fixing structure is provided, the visualizer is difficult to be stably inserted into the visual channel, the cooperation of the stop block 221 and the stop plate 3 fixes the image capturing device, so as to achieve the best observation effect, the notch 132 is designed to reduce the rigidity of the connecting plate, so that the free end 300 of the stop plate 3 is movable, thus the size of the entrance 301 can be variable, and meanwhile, the length of the visualizer is larger than the length of the visual channel, and the connecting line in the visualizer fits the observation window of the visual channel of the laryngeal mask, so that an outward thrust is generated, and the outward thrust promotes the quick and smooth process of the stop cooperation and the release of the stop block 221 and the stop plate 3.
Further, the transverse width of the notch 132 is greater than that of the stop block 221, and the cross section of the visible pipeline is an arc ring, so that the imaging device and the fixer can rotate after being placed in, in order to prevent the rotation, the handle 2 body 21 is provided with a limiting rod 222 extending along the axial direction, the connecting plate 11 is provided with a limiting hole 133 formed in the limiting rod in a limiting fit manner, and the limiting rod 222 is in limiting fit with the limiting hole 133 to limit the handle 2 to perform circumferential movement compared with the connecting plate 11.
In this embodiment, the free end 300 forms a wrench which is opened to the outside to enlarge the inlet; thus, the handle 2 is pressed downwards, the visualizer enters the visualizer cavity, the pressure of the handle 2 is transmitted to the entrance to squeeze the wrench so that the stop plate is squeezed into the notch, the height and width of the notch are larger than those of the stop block 221, and the stop block 221 is matched with the stop plate in a stop mode. When it is desired to withdraw the viewer from the viewing channel, the wrench is pulled open, the access opening, and the stop block 221 is removed from the recess. In some preferred embodiments, cleats 303 are formed on the wrench to avoid slipping by hand.
As shown in fig. 3 and 4, the recess provided in this embodiment is formed by cutting the visible pipe in the transverse and longitudinal directions, and since the visible channel and the vent connector connection plate are partially cut to form the recess, the connection plate has a portion which is not connected to the visible channel, the rigidity of the portion is lowered, and the portion is connected to the wrench, so that the wrench can be pulled outward. In this embodiment, the height of the notch 132 is greater than the height of the stop block 221, and the length of the notch 132 is greater than the length of the stop block 221, so that the freedom of movement of the wrench is greater and the action process of the stop block 221 is smoother and more natural. In some embodiments, the lower end of the stop block 221 forms a chamfer 200 to facilitate sliding into the recess from the entrance.
In some embodiments, the recess length is no more than half of the visible conduit.
Illustratively, the present invention provides a method of operation as follows:
the camera device is placed in the visual cavity, the camera device is longer than the visual cavity, the handle 2 is pressed, and as the size of the inlet is smaller than that of the stop block 221, referring to fig. 6, the stop block 221 is clamped below the stop plate after entering the notch along the inlet extrusion wrench, and meanwhile, the limiting rod is in limiting fit with the limiting hole, so that the effect that the camera needs to be attached to the laryngeal mask observation window and the camera device is prevented from falling out is achieved. And meanwhile, in order to enable the visual fixing structure to rotate circumferentially, a limiting structure is arranged to prevent the camera device fixer from rotating and moving. When the camera device is required to be taken out, the size of the inlet is increased only by pulling the wrench, the camera device automatically pops up, and the limiting rod also pops up from the limiting hole; the plug process is smoother and faster, and the fixed structure is more stable and reliable.
In the description of the present specification, a description referring to the terms "one embodiment," "some embodiments," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. The utility model provides a visual fixed knot of laryngeal mask constructs, fixed knot constructs including ventilation joint and handle, ventilation joint includes connecting plate, trunk line and visual pipeline, the trunk line runs through the upper surface and the lower surface setting of connecting plate from top-down, visual pipeline extends downwards from the lower surface of connecting plate, have the socket that link up with visual pipeline in the upper and lower direction on the connecting plate, the handle includes the handle body and the connecting rod of being connected with the handle body, characterized in that, the connecting rod outer wall is equipped with the backstop piece, visual pipeline include circumference pipe wall, the part of the upper surface of circumference pipe wall is connected with the lower surface of connecting plate, its surplus portion is recessed downwards to form the notch, the connecting plate forms the backstop board in the top of notch, and the backstop board unsettled setting and it can with the backstop board backstop cooperation of entering notch, backstop board one end is connected with the connecting plate, its other end forms the free end that can move about, limit the entry with notch intercommunication between connecting plate and the free end, free end has relaxed state and deformation state, and when it is in the state, the radial size of entry is less than the backstop piece, and radial size of the radial size of backstop piece when it is in the state, and the radial size of entry is in the radial size of the backstop piece and is in the radial size of the position between the backstop piece and the permission.
2. The visual fixing structure according to claim 1, wherein the handle body is provided with a limiting rod extending along an axial direction, the connecting plate is provided with a limiting hole in limiting fit with the limiting rod, and the limiting rod is in limiting fit with the limiting hole to limit the handle to perform circumferential movement compared with the connecting plate.
3. The visual fixation structure of claim 1, wherein the free end forms a wrench that opens outwardly to enlarge the inlet.
4. A visual fixation structure as in claim 3, wherein the wrench has cleats formed thereon.
5. The visual fixation structure of claim 1, wherein the notch height is greater than the stop height and the notch length is greater than the stop length.
6. The visual fixation structure of claim 1, wherein a lower end of the stop block is beveled to facilitate sliding into the recess from the portal.
7. The visual fixation structure of claim 1, wherein the recess length is no more than half of a visual conduit.
8. The utility model provides a visual laryngeal mask, its characterized in that, this laryngeal mask includes laryngeal mask body, ventilation joint and visual ware, form breather pipe and visual chamber way on the laryngeal mask body, the breather pipe is connected with ventilation joint trunk line grafting, ventilation joint visual pipeline is connected with visual chamber way grafting, visual ware includes the handle, the connecting wire of being connected with the handle and connects the camera device at the connecting wire distal end, handle and ventilation joint constitute the fixed knot of any one of claims 1-7.
9. The laryngeal mask according to claim 8, wherein one end of the connecting wire of the visualizer is connected with the camera device, and the other end of the connecting wire penetrates through the connecting rod and the handle body and is provided with a communication joint, and the longitudinal extension length of the connecting wire is larger than the length of the visualizer channel so that the camera device can reach the most distal end of the visualizer channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310163009.3A CN116196519B (en) | 2023-02-24 | 2023-02-24 | Visual laryngeal mask and visual fixing structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310163009.3A CN116196519B (en) | 2023-02-24 | 2023-02-24 | Visual laryngeal mask and visual fixing structure thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116196519A CN116196519A (en) | 2023-06-02 |
| CN116196519B true CN116196519B (en) | 2024-04-02 |
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| CN202310163009.3A Active CN116196519B (en) | 2023-02-24 | 2023-02-24 | Visual laryngeal mask and visual fixing structure thereof |
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| CN (1) | CN116196519B (en) |
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| CN114190876A (en) * | 2021-11-29 | 2022-03-18 | 浙江优亿医疗器械股份有限公司 | Visual device fixing device suitable for various types of visual channels |
| CN115137936A (en) * | 2022-06-29 | 2022-10-04 | 南京鼓楼医院 | Visual trachea cannula imbeds mirror |
| CN219814941U (en) * | 2023-02-24 | 2023-10-13 | 浙江优亿医疗器械股份有限公司 | Visual laryngeal mask and visual fixing structure thereof |
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| CN116196519A (en) | 2023-06-02 |
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