CN108969859B - Adjustable trachea cannula fixing device - Google Patents
Adjustable trachea cannula fixing device Download PDFInfo
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- CN108969859B CN108969859B CN201810642024.5A CN201810642024A CN108969859B CN 108969859 B CN108969859 B CN 108969859B CN 201810642024 A CN201810642024 A CN 201810642024A CN 108969859 B CN108969859 B CN 108969859B
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- rod
- hole
- baffle
- supporting seat
- telescopic rod
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- 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
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- 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
- A61M16/049—Mouthpieces
- A61M16/0493—Mouthpieces with means for protecting the tube from damage caused by the patient's teeth, e.g. bite block
Abstract
The invention belongs to the technical field of medical instruments, and particularly relates to an adjustable tracheal intubation fixing device which comprises an upper handle and a lower handle, wherein the upper handle and the lower handle respectively comprise a left rod, a middle telescopic rod and a right rod, the rear ends of the left rod and the right rod are respectively hinged with a supporting seat through a vertical hinged shaft, the rear end of the right rod is hinged with a supporting seat through a vertical hinged shaft, the structure of each supporting seat is the same, the rear side of each supporting seat is hinged with a tooth pad through a transverse hinged shaft A, the left telescopic rod and the right telescopic rod are vertically arranged between the two ends of the upper handle and the lower handle, the left telescopic rod and the right telescopic rod are the same in structure and are respectively provided with a sliding groove, sliding blocks are arranged on the sliding grooves in a sliding mode, each sliding block is fixedly connected with a supporting rod, the supporting rods are horizontally arranged forwards, and a tracheal fixing tube is arranged between the front ends of. The trachea cannula fixing device can solve the problems that the prior trachea cannula fixing device cannot bring comfortable experience to patients and is not humanized enough.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to an adjustable trachea cannula fixing device.
Background
The trachea cannula is a technique that a special trachea catheter is placed into a trachea through a glottis, is called as the trachea cannula, can provide optimal conditions for smooth air passage, ventilation and oxygen supply, respiratory tract suction, prevention of aspiration and the like, and is often used by severe patients in an ICU ward.
At present, after a patient is clinically inserted into a trachea, a bite block is generally placed to protect the trachea and prevent the patient from biting the tube, and then an adhesive tape is pasted on the face of the patient to fix the bite block and the trachea. In addition, because patient's oral cavity is different, the bite-block generally is a fixed whole now, can not make individualized adjustment according to patient's oral cavity condition, and general trachea fixing device occupies a large amount of spaces behind the oral cavity of putting into, and the structure also can not convenient adjustment, medical staff wants to inspect the patient's oral cavity and clear up also difficultly, and generally the time that serious patient carried trachea cannula is longer, because of trachea fixing device's structural fixation, so the degree that patient's oral cavity was strutted does not change all the time, the tooth that holds fixing device with strength also can not transform, make patient's oral cavity muscle tired very easily, the tooth that exerts is also very easy impaired, patient uses and experiences badly, it is very humanized.
Disclosure of Invention
In light of the above deficiencies of the prior art, the present invention provides an adjustable tracheal intubation fixation device, which can solve the problem that the current tracheal intubation fixation device cannot be individually adjusted according to the oral cavity condition of the patient.
The technical scheme adopted by the invention for solving the technical problems is as follows: the upper handle and the lower handle are vertically arranged and have the same structure, the upper handle and the lower handle respectively comprise a left rod, a middle telescopic rod and a right rod, the left rod and the right rod are parallel to each other and are perpendicular to the middle telescopic rod, the front end of the left rod is fixedly connected with the left end of the middle telescopic rod, the front end of the right rod is fixedly connected with the right end of the middle telescopic rod, the rear end of the left rod is hinged with a supporting seat through a vertical hinged shaft, the rear end of the right rod is hinged with a supporting seat through a vertical hinged shaft, each supporting seat has the same structure, the rear side of each supporting seat is hinged with a tooth pad through a transverse hinged shaft A, a vertically arranged left telescopic rod is fixedly connected between the left rod of the upper handle and the left rod of the lower handle, a vertically arranged right telescopic rod is fixedly connected between the right rod of the upper handle and the right rod of the lower handle, the left telescopic rod and the right telescopic rod have the same structure, all be provided with the spout on it, all slide on the spout and be provided with the slider, every equal fixedly connected with a bracing piece on the slider, the bracing piece level sets up forward, two be provided with the fixed pipe of trachea between the front end of bracing piece.
Among them, the preferred mode is:
the supporting seat comprises a left baffle, a middle baffle and a right baffle, the front side wall of the middle baffle of the supporting seat on the left side is hinged with the rear end part of the left rod, the front side wall of the middle baffle of the supporting seat on the right side is hinged with the rear end part of the right rod, the left baffle and the right baffle are parallel to each other and are perpendicular to the middle baffle, the middle baffle is fixedly connected between the front end of the left baffle and the front end of the right baffle, the hinge shaft A is fixedly arranged on the rear side of the middle baffle, the left end and the right end of the hinge shaft A are respectively fixed on the left baffle and the right baffle, a hole A is formed in the left baffle on the rear side of the hinge shaft A, a hole B is formed in the right baffle on the rear side of the hinge shaft A, the connecting line of the center of the hole A and the center of the hole B is parallel to the central axis of the hinge shaft A, each supporting seat corresponds to a bite block, the structure of, the utility model discloses a tooth backing plate, including the pivoted plate, articulated shaft A, pivoted plate and locating hole, pivoted plate fixed connection is in the front end of tooth backing plate, be provided with hole C on the pivoted plate, articulated shaft A penetrates in hole C, still be provided with two locating holes on the pivoted plate, two locating holes are located respectively and use the centre of a circle of hole C as the centre of a circle, use the axis of articulated shaft A to the distance in the centre of a circle of hole A as radial circular arc, hole A, hole B and locating hole internalization are provided with positioning.
And a silica gel pad is arranged on one surface of the dental pad plate opposite to the teeth.
Well telescopic link is including setting up in left outer pole A and setting up in interior pole A on right side, recess A has been seted up to outer pole A's right-hand member tip, interior pole A activity sets up in recess A, be provided with a plurality of holes D along the axial direction on outer pole A's the lateral wall, the left end of interior pole A is fixed to be provided with spring plunger and hole D and cooperatees.
Left side telescopic link and right telescopic link all include the outer pole B that is located the upper portion and the interior pole B that is located the lower part, recess B has been seted up to outer pole B's bottom tip, interior pole B activity sets up in recess B, be provided with a plurality of holes E along its axial direction on outer pole B's the lateral wall, interior pole B's the fixed spring plunger that is provided with in upper end cooperatees with hole E.
The left and right sides from the top down setting of outside wall along outer pole B of spout, the slider joint slides the setting from top to bottom in two inslots.
The fixed pipe of trachea is the drum structure that the fore-and-aft direction set up, and its left and right sides wall is left respectively, right fixedly connected with horizontal pole, the horizontal pole is cylindrical, every the round hole has been seted up to the front end left and right sides direction of bracing piece, the one end activity that the fixed pipe of trachea was kept away from to the horizontal pole sets up in the round hole, two the length of horizontal pole is longer than the shortest distance between two bracing pieces.
The invention has the following beneficial effects: the length of the middle telescopic rod, the length of the left telescopic rod and the length of the right telescopic rod can be adjusted according to the size of the oral cavity of a patient, the fixing device is adjusted by swinging the supporting seat left and right and replacing the used positioning hole of the bite block, so that the fixing device is adaptive to the oral cavity of the patient, the lengths of the middle telescopic rod, the left telescopic rod and the right telescopic rod are adjusted regularly, the opening degree of the oral cavity of the same patient is changed, the fatigue of oral cavity muscles of the patient is relieved, the position of the bite block can be replaced, the fatigue of teeth of the patient is relieved, compared with the prior art, the invention can be adjusted in a personalized mode according to the size of the oral cavity of the patient.
Drawings
FIG. 1 is a front view of a first embodiment of the present invention;
FIG. 2 is a right side view of an embodiment of the present invention;
FIG. 3 is a top partial cross-sectional view of an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of a portion of the left telescopic rod, the sliding block, the supporting rod and the cross rod according to the first embodiment of the present invention;
FIG. 5 is a perspective view of the support seat and the positioning bolt shown in FIG. 2;
FIG. 6 is an enlarged view of the bite block;
in the figure: 1. the trachea fixing device comprises an upper handle 11, a left rod 12, a middle telescopic rod 121, an outer rod A1211, a hole D122, an inner rod A13, a right rod 2, a lower handle 3, a supporting seat 301, a hinge shaft A31, a left baffle 311, a hole A331, a hole B32, a middle baffle 33, a right baffle 34, a positioning screw rod 4, a tooth pad 41, a rotating plate 411, a hole C412, a positioning hole 42, a tooth pad plate 43, a silica gel pad 5, a left telescopic rod 501, a sliding groove 51, an outer rod B52, an inner rod B6, a right telescopic rod 7, a sliding block 71, a supporting rod 8, a trachea fixing tube 9 and a cross rod.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
The first embodiment is as follows:
as shown in fig. 1 to 6, the adjustable tracheal intubation fixation device comprises an upper handle 1 and a lower handle 2 which are vertically arranged and have the same structure, wherein each of the upper handle 1 and the lower handle 2 comprises a left rod 11, a middle telescopic rod 12 and a right rod 13, the left rod 11 and the right rod 13 are parallel to each other and are both perpendicular to the middle telescopic rod 12, the front end of the left rod 11 is fixedly connected with the left end of the middle telescopic rod 12, the front end of the right rod 13 is fixedly connected with the right end of the middle telescopic rod 12, the rear end of the left rod 11 is hinged with a support base 3 through a vertical hinge shaft, the rear end of the right rod 13 is hinged with a support base 3 through a vertical hinge shaft, each of the support bases 3 has the same structure, the rear side of each of the support base is hinged with a bite block 4 through a transverse hinge shaft a301, a vertically arranged left telescopic rod 5 is fixedly connected between the left rod 11 of the upper handle 1 and the left rod 11 of the lower handle 2, go up right telescopic link 6 of the vertical setting of fixedly connected with between right pole 13 of handle 1 and the right pole 13 of lower handle 2, left side telescopic link 5 is the same with right telescopic link 6 structure, all is provided with spout 501 on it, it is provided with slider 7, every all to slide on the spout 501 equal fixedly connected with a bracing piece 71 on the slider 7, bracing piece 71 level sets up two be provided with the fixed pipe 8 of trachea between the front end of bracing piece 71.
Well lengthening of telescopic link 12, shorten, the change of distance between the bite-block 4 that just can realize the left and right sides, the rear end of left pole 11 and right pole 12 passes through vertical articulated shaft and articulates in supporting seat 3, so supporting seat 3 can be around the articulated shaft left and right sides direction swing, realize the change of contained angle between the bite-block 4 of the left and right sides, the change of distance and contained angle between the bite-block 4 of the left and right sides, just can deal with the not equidimension shape in oral cavity alveolus, change distance about left telescopic link 5 and right telescopic link 6 can be simultaneously, realize the distance adjustment between two bite-blocks 4 from top to bottom, correspond the oral cavity of different degrees of opening.
To same patient, can pull handle 1 and lower handle 2 through two hands, with the mouth opening grow of patient's oral cavity, in order to make things convenient for medical staff to carry out the inspection or the clearance in the oral cavity to the patient, and the degree that regular change oral cavity strutted, also be favorable to slowing down the muscle fatigue that patient's oral cavity leads to because of being in same state all the time, distance and contained angle between the tooth pad 4 of the left and right sides that can be regular simultaneously, make tooth pad 4 support on the tooth of the different positions in patient's oral cavity, it leads to tooth fatigue or impaired probability or degree to reduce the patient to support trachea fixing device with the tooth of same position all the time.
The supporting seat 3 comprises a left baffle 31, a middle baffle 32 and a right baffle 33, the front side wall of the middle baffle 32 is hinged with the rear end part of the left rod 11 or the right rod 12, the left baffle 31 and the right baffle 33 are parallel to each other and are perpendicular to the middle baffle 32, the middle baffle 32 is fixedly connected between the front end of the left baffle 31 and the front end of the right baffle 33, the hinge shaft A301 is fixedly arranged at the rear side of the middle baffle 32, the left end and the right end of the hinge shaft A301 are respectively fixed on the left baffle 31 and the right baffle 33, the left baffle 31 at the rear side of the hinge shaft A301 is provided with a hole A311, the right baffle 33 at the rear side of the hinge shaft A301 is provided with a hole B331, the center of the hole A311 and the center line of the hole B331 are parallel to the central axis of the hinge shaft A301, each supporting seat 3 corresponds to one bite block 4, the structure of each bite block 4 is the same, each bite block 4, the rotating plate 41 is fixedly connected to the front end of the tooth backing plate 42, a hole C411 is formed in the rotating plate 41, the hinge shaft A301 penetrates into the hole C411, two positioning holes 412 are further formed in the rotating plate 41, the two positioning holes 412 are respectively located on an arc which takes the circle center of the hole C411 as the circle center and the distance from the central axis of the hinge shaft A301 to the circle center of the hole A311 as the radius, and the positioning screws 34 are movably arranged in the hole A311, the hole B331 and the positioning holes 412.
The preceding lateral wall of well baffle 32 of supporting seat 3 is articulated through a vertical articulated shaft and left pole 11 (or right pole 12), can make supporting seat 3 left and right directions sway, bite-block 4 can sway around articulated shaft A301 upper and lower direction, and positioning screw 34 can insert hole A311, in hole B331 and any locating hole 412, with the contained angle of selective fixed bite-block 4 and horizontal plane, change positioning screw 34 male locating hole 412, just can change the contained angle of bite-block 4 and horizontal plane, when needing patient's oral cavity to strut to grow up like this, in order to make patient's tooth can have good laminating with the surface of bite-block 4 as far as possible, need the contained angle grow of bite-block 4 and horizontal plane, so can change the locating hole 412 of using, change the contained angle of bite-block 4 and horizontal plane. For two bite-block 4 above this device, can design one of them locating hole 412 can make bite-block 4 be located the level, and another locating hole 412 is located above the above-mentioned locating hole 412 that makes bite-block 4 level, like this, when using the locating hole 412 of top, need rotate the rear end of bite-block 4 slightly downwards, and for the same reason, two bite-block 4 below this device, its locating hole 412 one can make bite-block 4 be in the level, and another can make the rear end of bite-block 4 perk upwards. When the rear ends of the upper bite block 4 and the lower bite block 4 are close to each other, the oral cavity growth and the increase of the included angle between the upper and the lower alveolus can be realized.
A silica gel pad 43 is arranged on one surface of the dental pad 42 opposite to the teeth.
Well telescopic link 12 is including setting up in left outer pole A121 and setting up in right interior pole A122, recess A has been seted up to the right-hand member tip of outer pole A121, interior pole A122 activity sets up in recess A, be provided with a plurality of holes D1211 along the axial direction on the lateral wall of outer pole A121, the left end of interior pole A122 is fixed to be provided with spring plunger and to cooperate with hole D1211.
When the oral cavity of a patient is larger or smaller, or in order to relieve the fatigue or damage of a specific area of teeth, the stressed tooth area of the patient using the fixing device is changed, the distance between the left bite block 4 and the right bite block 4, namely the distance between the left supporting seat 3 and the right supporting seat 3, needs to be adjusted, the length of the middle telescopic rod 12 can be adjusted, namely the length of the exposed part of the inner rod A122 in the outer rod A121 can be adjusted, and the spring plunger is matched with the hole D1211 to play a role in fixing the length of the middle telescopic rod 12.
Left side telescopic link 5 and right telescopic link 6 all include outer pole B51 that is located the upper portion and the interior pole B52 that is located the lower part, recess B has been seted up to outer pole B51's bottom tip, interior pole B52 activity sets up in recess B, be provided with a plurality of holes E along its axial direction on outer pole B51's the lateral wall, interior pole B52's the fixed spring plunger that is provided with in upper end cooperatees with hole E.
When medical staff need expand the oral cavity to inspect patient's oral cavity or do the nursing for patient's oral cavity, perhaps in order to prevent fatigue, when the adjustment oral cavity degree of strutting, can be through adjusting the length of left telescopic link 5 and right telescopic link 6 with the distance between the bite-block 4 about the increase, can press the spring plunger to both hands upwards downwards stimulate respectively upper handle 1 and lower handle 2, in order to accomplish the length adjustment of left telescopic link 5 and right telescopic link 6.
The left and right sides from the top down setting of spout 501 edge outer pole B51's lateral wall, slider 7 joint slides the setting in two grooves 501 and from top to bottom.
The fixed pipe of trachea 8 is the drum structure that the fore-and-aft direction set up, and its left and right sides wall is left respectively, right fixedly connected with horizontal pole 9, horizontal pole 9 is cylindrical, the round hole has been seted up to the front end left and right sides direction of bracing piece 71, the one end activity that the fixed pipe of trachea was kept away from to horizontal pole 9 sets up in the round hole, two the length of horizontal pole 9 is good at the shortest distance between two bracing pieces 71.
The trachea is fixed pipe 8 and can use horizontal pole 9 to rotate as the axle to the contained angle of adjustment trachea is fixed pipe 8 and horizontal plane, and when the length change of middle telescopic link 12, because horizontal pole 8 can be at the round hole internalization of bracing piece 71, so the influence that the position of trachea is fixed pipe 8 can not receive the change in middle telescopic link 12 position.
During the specific use, insert trachea fixed tube 8 and insert patient internal back, telescopic link 12 in the regulation, the length of left telescopic link 5 and right telescopic link 6, and adjust the contained angle between the left and right sides bite-block 4 according to the size and shape in patient's oral cavity, select suitable locating hole 412, put fixing device into patient's oral cavity, the angle and the position of the fixed tube 8 of adjustment trachea, and it is fixed with trachea fixed tube 8 and bracing piece 71 with the sticky tape, can also set up the bandage fixed orifices in the outside of every bracing piece 71, pass the bandage fixed orifices and fix at patient's head with the bandage. In order to prevent the oral muscle fatigue of the patient, the opening size is adjusted regularly; when examining or clearing up patient's oral cavity, only need hold handle 1 and lower handle 2 to the cooperation spring plunger's is pressed, with the oral cavity opening grow can.
The above description is an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications, equivalents, and flow changes made by using the contents of the present specification and drawings, or applied directly or indirectly to other related technical fields are included in the scope of the present invention.
Claims (7)
1. The utility model provides an adjustable trachea cannula fixing device which characterized in that: the upper handle and the lower handle are vertically arranged and have the same structure, the upper handle and the lower handle respectively comprise a left rod, a middle telescopic rod and a right rod, the left rod and the right rod are parallel to each other and are perpendicular to the middle telescopic rod, the front end of the left rod is fixedly connected with the left end of the middle telescopic rod, the front end of the right rod is fixedly connected with the right end of the middle telescopic rod, the rear end of the left rod is hinged with a supporting seat through a vertical hinged shaft, the rear end of the right rod is hinged with a supporting seat through a vertical hinged shaft, each supporting seat has the same structure, the rear side of each supporting seat is hinged with a tooth pad through a transverse hinged shaft A, a vertically arranged left telescopic rod is fixedly connected between the left rod of the upper handle and the left rod of the lower handle, a vertically arranged right telescopic rod is fixedly connected between the right rod of the upper handle and the right rod of the lower handle, the left telescopic rod and the right telescopic rod have the same structure, all be provided with the spout on it, all slide on the spout and be provided with the slider, every equal fixedly connected with a bracing piece on the slider, the bracing piece level sets up forward, two be provided with the fixed pipe of trachea between the front end of bracing piece.
2. The adjustable endotracheal tube securement device according to claim 1, characterized in that: the supporting seat comprises a left baffle, a middle baffle and a right baffle, the front side wall of the middle baffle of the supporting seat on the left side is hinged with the rear end part of the left rod, the front side wall of the middle baffle of the supporting seat on the right side is hinged with the rear end part of the right rod, the left baffle and the right baffle are parallel to each other and are perpendicular to the middle baffle, the middle baffle is fixedly connected between the front end of the left baffle and the front end of the right baffle, the hinge shaft A is fixedly arranged on the rear side of the middle baffle, the left end and the right end of the hinge shaft A are respectively fixed on the left baffle and the right baffle, the left baffle on the rear side of the hinge shaft A is provided with a hole A, the right baffle on the rear side of the hinge shaft A is provided with a hole B, the center line of the hole A and the center of the hole B are parallel to the central axis of the hinge shaft A, each supporting seat corresponds to a bite block, the structure of each, the rotating plate is fixedly connected to the front end of the tooth backing plate, a hole C is formed in the rotating plate, the hinge shaft A penetrates into the hole C, two positioning holes are further formed in the rotating plate and are respectively located on an arc which takes the circle center of the hole C as the circle center and the distance from the central axis of the hinge shaft A to the circle center of the hole A as the radius, and positioning screws are movably arranged in the hole A, the hole B and the positioning holes.
3. The adjustable endotracheal tube securement device according to claim 2, characterized in that: and a silica gel pad is arranged on one surface of the dental pad plate opposite to the teeth.
4. The adjustable endotracheal tube securement device according to claim 1, characterized in that: well telescopic link is including setting up in left outer pole A and setting up in interior pole A on right side, recess A has been seted up to outer pole A's right-hand member tip, interior pole A activity sets up in recess A, be provided with a plurality of holes D along the axial direction on outer pole A's the lateral wall, the left end of interior pole A is fixed to be provided with spring plunger and hole D and cooperatees.
5. The adjustable endotracheal tube securement device according to claim 1, characterized in that: left side telescopic link and right telescopic link all include the outer pole B that is located the upper portion and the interior pole B that is located the lower part, recess B has been seted up to outer pole B's bottom tip, interior pole B activity sets up in recess B, be provided with a plurality of holes E along its axial direction on outer pole B's the lateral wall, interior pole B's the fixed spring plunger that is provided with in upper end cooperatees with hole E.
6. The adjustable endotracheal tube securement device according to claim 5, characterized in that: the left and right sides from the top down setting of outside wall along outer pole B of spout, the slider joint slides the setting from top to bottom in two inslots.
7. The adjustable endotracheal tube securement device according to claim 1, characterized in that: the fixed pipe of trachea is the drum structure that the fore-and-aft direction set up, and its left and right sides wall is left respectively, right fixedly connected with horizontal pole, the horizontal pole is cylindrical, every the round hole has been seted up to the front end left and right sides direction of bracing piece, the one end activity that the fixed pipe of trachea was kept away from to the horizontal pole sets up in the round hole, two the length of horizontal pole is longer than the shortest distance between two bracing pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810642024.5A CN108969859B (en) | 2018-06-21 | 2018-06-21 | Adjustable trachea cannula fixing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810642024.5A CN108969859B (en) | 2018-06-21 | 2018-06-21 | Adjustable trachea cannula fixing device |
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| CN108969859A CN108969859A (en) | 2018-12-11 |
| CN108969859B true CN108969859B (en) | 2020-09-08 |
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| CN112843419B (en) * | 2019-03-29 | 2022-08-26 | 江苏巨胜智能传动科技有限公司 | Oral cavity linkage expanding structure of medical oxygen supply respirator |
| CN111249017B (en) * | 2020-01-17 | 2020-12-11 | 吉林大学 | Gastroscope operation is with internal medicine nursing auxiliary device |
| CN111248956A (en) * | 2020-01-19 | 2020-06-09 | 遵义医科大学附属口腔医院 | Tissue retractor used in oral surgery |
| CN111249591A (en) * | 2020-04-01 | 2020-06-09 | 朱丽丽 | Oral cavity supports type trachea cannula fixer |
| CN111467069A (en) * | 2020-04-27 | 2020-07-31 | 青岛市口腔医院 | Digital restoration of oral cavity is with protection type oral cavity expander |
| CN113384788A (en) * | 2021-05-06 | 2021-09-14 | 温州医科大学附属第二医院（温州医科大学附属育英儿童医院） | ICU trachea cannula patient's oral care device |
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| CN204618759U (en) * | 2015-05-08 | 2015-09-09 | 苏凤花 | A kind of oral cavity training devices |
| CN106075686A (en) * | 2016-07-09 | 2016-11-09 | 天津医科大学肿瘤医院 | A kind of method that fixator for tracheal cannule and this device fix tracheal intubation |
| CN206745715U (en) * | 2016-11-25 | 2017-12-15 | 南通市第一人民医院 | A kind of adjustable tracheal cannula fixer |
| CN106860998A (en) * | 2017-03-22 | 2017-06-20 | 苏州大学附属第医院 | A kind of teeth pad for tracheal cannula |
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| CN108969859A (en) | 2018-12-11 |
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