CN215461130U - Tracheal cannula blocking device - Google Patents
Tracheal cannula blocking device Download PDFInfo
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- CN215461130U CN215461130U CN202121361796.5U CN202121361796U CN215461130U CN 215461130 U CN215461130 U CN 215461130U CN 202121361796 U CN202121361796 U CN 202121361796U CN 215461130 U CN215461130 U CN 215461130U
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Abstract
The utility model discloses a tracheal cannula blocking device, which comprises a cannula, a cannula blocking cover positioning device and a foreign matter preventing cover, wherein the cannula blocking cover is sleeved outside the top of the cannula, shares a central axis with the cannula and can rotate along the central axis; the tracheal cannula plugging device can be fixedly sleeved outside the head end of an inner cannula of a tracheal cannula, the mouth of the tracheal cannula can be gradually transited from 1/2 plugged tube to full-plugged tube by two semicircular cover plates fixedly arranged on the cannula and the plugging tube cover respectively and a rotary plugging tube cover, and the patient can be slowly helped to realize self-breathing by controlling the amount of gas entering; the set angle line can visually and accurately determine the rotation angle of the pipe blocking cover, so that the opening size of the pipe orifice of the casing pipe has a measurement standard; the pipe plugging cover positioning device can position the pipe plugging cover after the rotation angle of the pipe plugging cover is determined; meanwhile, the foreign matter prevention cover sleeved on the blocking pipe cover can prevent foreign matters or mosquitoes from entering the trachea cannula, so that the pain of a patient is avoided.
Description
The technical field is as follows:
the utility model relates to the technical field of medical instruments, in particular to a tracheal cannula blocking device.
Background art:
the tracheotomy is an important means for rescuing critically ill patients, the patients cannot maintain spontaneous breathing or respiratory tract obstruction due to various disease factors, and the tracheotomy needs to be performed, wherein the neck trachea of the patients is firstly cut, a tracheal cannula is put into the tracheal cannula (the structure of the tracheal cannula is shown in figure 8 and comprises an inner cannula A, an outer cannula B and a frenulum fixing plate C, the frenulum fixing plate C is fixedly arranged at the top of the outer cannula B, the inner cannula A is sleeved inside the outer cannula B, the head end of the inner cannula A is positioned at the top of the frenulum fixing plate C), and the patients are assisted to breathe by establishing an artificial airway; in the later period, the tracheal cannula can be pulled out along with the recovery of the spontaneous respiratory capacity of the patient; because trachea cannula area pipe is long for a long time, directly pulls out trachea cannula, and the situation that can not adapt to the breathing of mouth and nose can appear in some patients, leads to the tube drawing failure, in view of the appearance of above circumstances, before the tube drawing, all need try stifled pipe, will show gradually and plug up in the head end portion of the autogenous cutting sheathed tube of human outside promptly, then control the entering gas volume, slowly help the patient to realize autonomic breathing.
At present, self-made wooden plugs, adhesive tapes wound with cotton swabs, disposable stomach tube connectors, heparin caps, infusion apparatus connectors or rubber plugs and bottle caps of blood coagulation enzyme bottles and the like are generally used as trachea cannula blockage test tube appliances clinically, the appliances are self-made, inconvenient to operate and fix and easy to fall off, particularly, sawdust and cotton swab heads are easy to generate scraps to stimulate respiratory tracts to cause patient choking cough, and great potential safety hazards exist; most importantly, the appliances can only realize the full-blocking of the tracheal cannula, and when the full-blocking of the patient is unsuccessful and the patient needs to perform half-blocking, the range of trial-blocking cannot be freely selected, and the patient cannot gradually transit from 1/2 to full-blocking; meanwhile, during the process of trial blocking, the tube opening of the tracheal tube is not completely closed, so that foreign matters can easily fall into the tracheal tube to cause dyspnea and even endanger the life of a patient, and secretion in the airway can pollute the tracheal tube, so that pathogenic insect media such as mosquitoes, flies and the like can easily enter the airway through the tracheal tube opening, serious respiratory tract infection is caused, the pain of the patient is increased, and the social medical cost is increased.
The utility model content is as follows:
the utility model aims to solve the problems mentioned above, and provides a tracheal cannula blocking device which can be fixedly sleeved at the mouth of an inner cannula of a tracheal cannula, wherein the tube blocking device can gradually transit from 1/2 blocked tubes to a full-blocked tube at the head end of the inner cannula, and can prevent foreign matters or mosquitoes from entering the tracheal cannula.
The utility model adopts the following technical scheme to realize the purpose of the utility model: a tracheal cannula blocking device comprises a cannula and a blocking tube cover; the sleeve is integrally hollow and cylindrical, the bottom of the sleeve is detachably and fixedly sleeved outside the head end of the inner sleeve of the tracheal sleeve, the sleeve is provided with a first semicircular cover plate and a first semicircular opening, the first semicircular cover plate is fixedly arranged on one side of the top surface of the sleeve, and the first semicircular opening is positioned on the opposite side of the first semicircular cover plate; the pipe blocking cover comprises a pipe blocking cover sleeving part, a second semicircular cover plate and a second semicircular opening, the pipe blocking cover sleeving part is in a hollow cylindrical shape, the second semicircular cover plate is fixedly arranged on one side of the top surface of the pipe blocking cover sleeving part, and the second semicircular opening is positioned on the opposite side of the second semicircular cover plate; the pipe blocking cover is sleeved on the outer side of the top of the sleeve through the pipe blocking cover sleeving part, the pipe blocking cover and the sleeve share the central axis, and the pipe blocking cover can rotate along the central axis.
Further, the sleeve pipe includes elasticity cup joint portion and stifled pipe cap location installation department, and elasticity cup joint portion is sheathed tube lower half and first half respectively with stifled pipe cap location installation department, and elasticity cup joints the portion and is made by the latex material that possesses elasticity, and stifled pipe cap location installation department is made by rigid plastic, the sleeve pipe is cramped outside at tracheal cannula sleeve pipe head end through elasticity cup joint portion.
Further, be equipped with the rotatory ring of blanking cover on the sleeve pipe upper portion outer wall, be equipped with the rotatory groove of blanking cover on the inner wall of blanking cover cup jointing portion upper portion, the rotatory ring of blanking cover matches the joint with the rotatory groove of blanking cover, and when the blanking cover was rotatory, the rotatory groove of blanking cover rotated along the rotatory ring rotation of blanking cover.
Furthermore, the tracheal cannula plugging device also comprises a plugging cover positioning device for positioning the rotation angle of the plugging cover.
Preferably, the pipe blocking cover positioning device comprises a positioning shaft, a limiting plate, a positioning shaft sleeve pipe and a handheld ball, wherein the bottom and the top of the positioning shaft sleeve pipe are respectively fixedly connected with the limiting plate and the handheld ball, and a threaded hole in threaded connection with the positioning shaft is formed in the middle of the limiting plate and the positioning shaft sleeve pipe; the bottom of the positioning shaft is vertically and fixedly connected to the circle center of the first semicircular cover plate, and a positioning hole through which the positioning shaft can conveniently penetrate is formed in the circle center of the second semicircular cover plate.
Further, tracheal cannula blocking device still includes convenient handle, two convenient handle symmetry is installed in sleeve pipe bottom surface both sides, and two convenient handles use to possess elastic latex material and make.
Preferably, a plurality of angle lines indicating the rotation angle of the pipe plugging cover are uniformly arranged on the top wall of the sleeve at the edge of the first semicircular opening.
Further, the tracheal cannula blocking device also comprises a foreign body prevention cover, wherein the foreign body prevention cover comprises a foreign body prevention cover sleeving part, a ventilation part and ventilation holes, the foreign body prevention cover sleeving part is in a hollow cylindrical shape, the ventilation part is fixedly connected to the top surface of the foreign body prevention cover sleeving part, and the ventilation holes are uniformly and densely distributed on the ventilation part; the foreign matter prevention cover is detachably sleeved on the outer wall surface of the sleeving part of the plugging cover through the sleeving part of the foreign matter prevention cover.
Preferably, the foreign matter prevention cover is screwed on the outer wall surface of the pipe plugging cover sleeving part on the pipe plugging cover in a threaded connection mode through the foreign matter prevention cover sleeving part.
Preferably, prevent that foreign matter lid box joint portion adopts to possess elastic latex material to make, prevent that the foreign matter lid cramps through preventing foreign matter lid box joint portion on the outer wall of stifled pipe lid box joint portion.
The tracheal cannula tube plugging device can be fixedly sleeved outside the head end of an inner cannula of a tracheal cannula, the mouth of the cannula can be gradually transited from 1/2 plugged tube to a full-plugged tube through two semicircular cover plates fixedly arranged on the cannula and the tube plugging cover respectively and a rotary tube plugging cover, and the patient can be slowly helped to realize self-breathing by controlling the amount of gas entering; the set angle line can visually and accurately determine the rotation angle of the pipe blocking cover, so that the opening size of the pipe orifice of the casing pipe has a measurement standard; the pipe plugging cover positioning device can position the pipe plugging cover after the rotation angle of the pipe plugging cover is determined; meanwhile, the foreign matter prevention cover sleeved on the blocking pipe cover can prevent foreign matters or mosquitoes from entering the trachea cannula, so that the pain of a patient is avoided.
Description of the drawings:
fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention.
Fig. 2 is a schematic structural view of the sleeve 1 of the present invention.
Fig. 3 is a top view of the bushing 1 according to the utility model.
Fig. 4 is a schematic cross-sectional view of the pipe plugging cover positioning device 106 according to the present invention.
Fig. 5 is a schematic structural view of the pipe plugging cover 2 of the present invention.
Fig. 6 is a schematic view of the overall structure of embodiment 2 of the present invention.
Fig. 7 is a schematic view showing the structure of the foreign matter prevention cover 3 according to the present invention.
Fig. 8 is a schematic structural view of the tracheal tube of the present invention.
The reference numerals are illustrated in the following table.
| Number of mark | Name of label | Number of mark | Name of |
| 1 | |
108 | |
| 101 | Elastic sleeve |
2 | |
| 102 | Block pipe cover positioning and mounting |
201 | Pipe plugging cover sleeving |
| 103 | First |
202 | Second |
| 104 | First |
203 | Second |
| 105 | Stopper cap rotating |
204 | Pipe-plugging |
| 106 | Pipe blocking |
205 | |
| 1061 | |
3 | Foreign |
| 1062 | |
301 | Foreign matter prevention cover sleeving |
| 1063 | |
302 | Air |
| 1064 | Hand-held |
303 | |
| 107 | |
The specific implementation mode is as follows:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts, and the contents of the utility model will be further described with reference to the drawings:
example 1:
referring to the attached figures 1, 2, 3 and 5 of the specification, the tracheal cannula blocking device comprises a cannula 1 and a blocking cover 2; the sleeve 1 is integrally hollow and cylindrical, the sleeve 1 comprises an elastic sleeving part 101 and a pipe blocking cover positioning installation part 102, the elastic sleeving part 101 and the pipe blocking cover positioning installation part 102 are respectively a lower half part and an upper half part of the sleeve 1, the elastic sleeving part 101 is made of elastic latex materials, the pipe blocking cover positioning installation part 102 is made of hard plastics, and the sleeve 1 is tightly hooped outside the head end of an inner sleeve of an endotracheal tube through the elastic sleeving part 101; a first semicircular cover plate 103 and a first semicircular opening 104 are arranged on the sleeve 1, the first semicircular cover plate 103 is fixedly arranged on one side of the top surface of the sleeve 1, and the first semicircular opening 104 is positioned on the opposite side of the first semicircular cover plate 103; the pipe plugging cover 2 comprises a pipe plugging cover sleeving part 201, a second semicircular cover plate 202 and a second semicircular opening 203, the pipe plugging cover sleeving part 201 is in a hollow cylindrical shape, the second semicircular cover plate 202 is fixedly arranged on one side of the top surface of the pipe plugging cover sleeving part 201, and the second semicircular opening 203 is positioned on the opposite side of the second semicircular cover plate 202; stifled tube cap 2 is located through stifled tube cap cup joint portion 201 the sleeve pipe 1 top outside, stifled tube cap 2 and sleeve pipe 1 axis altogether, and stifled tube cap 2 can be followed this axis rotation.
In one embodiment, referring to fig. 2 and 5, a plugging cover rotating ring 105 is arranged on the outer wall of the upper part of the casing 1, a plugging cover rotating groove 204 is arranged on the inner wall of the upper part of the plugging cover sleeving part 201, the plugging cover rotating ring 105 is matched and clamped with the plugging cover rotating groove 204, and when the plugging cover 2 rotates, the plugging cover rotating groove 204 rotates along the plugging cover rotating ring 105; on one hand, the pipe blocking cover rotating ring 105 is used as a track for rotating the pipe blocking cover 2, on the other hand, the position of the pipe blocking cover 2 on the sleeve 1 is limited, and the pipe blocking cover 2 is prevented from falling off.
In one embodiment, referring to fig. 2, 3 and 4, the tracheal cannula occluder further comprises an occluder cap positioning device 106 for positioning the rotation angle of the occluder cap 2; the pipe blocking cover positioning device 106 comprises a positioning shaft 1061, a limiting plate 1062, a positioning shaft sleeve 1063 and a handheld ball 1064, wherein the bottom and the top of the positioning shaft sleeve 1063 are respectively fixedly connected with the limiting plate 1062 and the handheld ball 1064, and threaded holes in threaded connection with the positioning shaft 1061 are formed in the middle parts of the limiting plate 1062 and the positioning shaft sleeve 1063; the bottom of the positioning shaft 1061 is vertically and fixedly connected to the center of the first semicircular cover plate 103, and a positioning hole 205 through which the positioning shaft 1061 can pass is formed in the center of the second semicircular cover plate 202.
Specifically, the use method of the pipe plugging cover positioning device 106 is as follows: when the pipe plugging cover 2 needs to be rotated, the hand-held ball 1064 is held by a hand and rotates anticlockwise, the limiting plate 1062 and the positioning shaft sleeve 1063 rotate upwards along the positioning shaft 1061 along with the hand-held ball 1064, so that the bottom of the limiting plate 1062 is separated from the top surface of the second semicircular cover plate 202, and at the moment, the pipe plugging cover 2 can rotate along the positioning shaft 1061 at will; when the pipe blocking cover 2 needs to be positioned, one hand holds the pipe blocking cover 2, the other hand holds the holding ball 1064 and rotates clockwise, the limiting plate 1062 and the positioning shaft sleeve 1063 are screwed down along the positioning shaft 1061 along the holding ball 1064, so that the bottom of the limiting plate 1062 is in close contact with the top surface of the second semicircular cover plate 202, and the rotation angle of the pipe blocking cover 2 is limited under the action of friction force.
In one embodiment, referring to fig. 1 and 2, the tracheal cannula occluder further comprises two convenient handles 107, wherein the two convenient handles 107 are symmetrically arranged on two sides of the bottom surface of the cannula 1, and the two convenient handles 107 are made of elastic latex material; the convenient handle 107 is convenient for dismounting the sleeve 1 outside the head end of the inner sleeve of the tracheal sleeve, and specifically, during mounting, medical staff respectively take and pull one convenient handle 107 with two hands, pull the bottom opening of the sleeve 1 and then sleeve the sleeve outside the head end of the inner sleeve of the tracheal sleeve; during disassembly, medical staff respectively take one convenient handle 107 with two hands to vertically pull upwards to separate the bottom of the sleeve 1 from the opening of the inner sleeve of the tracheal tube.
In one embodiment, a plurality of angle lines 108 representing the rotation angle of the pipe plugging cover 2 are uniformly arranged on the top wall of the sleeve 1 at the edge of the first semicircular opening 104; referring to fig. 3, the overall angle of the first semicircular opening 104 is 180 degrees, an angle line 108 is marked every 30 degrees, and the two ends of the joint of the first semicircular opening 104 and the first semicircular cover plate 103 are 0 degree and 180 degrees, respectively; such as: when the pipe 1/2 needs to be blocked, the pipe blocking cover 2 only needs to be rotated to enable the second semicircular cover plate 202 to be superposed with the first semicircular cover plate 103; when the pipe blocking 2/3 is needed, the pipe blocking cover 2 is only required to be rotated to enable the edge of the second semicircular cover plate 202 to coincide with the 60-degree or 120-degree angle line 108; when the pipe 3/4 needs to be blocked, the pipe blocking cover 2 only needs to be rotated to enable the edge of the second semicircular cover plate 202 to coincide with the 90-degree angle line 108; when the pipe needs to be completely blocked, the pipe blocking cover 2 only needs to be rotated to enable the edge of the second semicircular cover plate 202 to coincide with the edge of the second semicircular opening 203, that is, two ends of the edge of the second semicircular cover plate 202 correspond to the 0-degree and 180-degree angle lines 108 respectively.
The application method of the tracheal cannula blocking device in the embodiment comprises the following steps: when the patient index can test the blockage, the medical staff respectively takes one convenient handle 107 and pulls the handle with two hands, the bottom opening of the sleeve 1 is pulled and then sleeved outside the head end of the inner sleeve of the tracheal sleeve, 1/2 test blockage is firstly carried out, the bottom of the limiting plate 1062 is separated from the top surface of the second semicircular cover plate 202 according to the using method of the device 106 for positioning the blockage cover, the second semicircular cover plate 202 is superposed with the first semicircular cover plate 103 by rotating the blockage cover 2, the blockage cover 2 is held by the latter hand, the handle ball 1064 is held by the other hand and rotates clockwise, the limiting plate 1062 and the positioning shaft sleeve pipe 1063 are screwed down along the positioning shaft 1061 along with the handle ball 1064, so that the bottom of the limiting plate 1062 is tightly contacted with the top surface of the second semicircular cover plate 202, and the position of the blockage cover 2 is positioned; when the area of the test blocking pipe needs to be enlarged (for example, the pipe needs to be blocked 2/3), referring to the above-mentioned method of using the pipe blocking cover positioning device 106, the bottom of the limiting plate 1062 is separated from the top surface of the second semicircular cover plate 202, the pipe blocking cover 2 is rotated to make the edge of the second semicircular cover plate 202 coincide with the 60-degree or 120-degree angle line 108 on the top wall of the casing 1 at the edge of the first semicircular opening 104, the pipe blocking cover 2 is held by the latter hand, the holding ball 1064 is held by the other hand and rotated clockwise, the limiting plate 1062 and the positioning shaft sleeve 1063 are screwed down along the positioning shaft 1061 along with the holding ball 1064, so that the bottom of the limiting plate 1062 is in close contact with the top surface of the second semicircular cover plate 202, and the position of the pipe blocking cover 2 is determined.
Example 2:
based on embodiment 1, referring to fig. 6 and 7, the tracheal cannula blocking device further comprises a foreign body prevention cover 3, which comprises a foreign body prevention cover sleeving part 301, a ventilation part 302 and ventilation holes 303, wherein the foreign body prevention cover sleeving part 301 is a hollow cylinder, the ventilation part 302 is fixedly connected to the top surface of the foreign body prevention cover sleeving part 301, and the ventilation holes 303 are uniformly and densely distributed on the ventilation part 302; the foreign matter prevention cover 3 is detachably sleeved on the outer wall surface of the pipe plugging cover sleeving part 201 on the pipe plugging cover 2 through the foreign matter prevention cover sleeving part 301; as shown in the drawings, the ventilation portion 302 is hemispherical, so that the ventilation area can be increased, and more ventilation holes 303 can be conveniently arranged, obviously, the ventilation portion 302 can also be designed to be flat, the ventilation holes 303 are uniformly and densely distributed on the flat, and the function of the ventilation portion is to prevent foreign matters or mosquitoes from entering the air pipe sleeve on the premise of ensuring the ventilation performance.
In a preferred embodiment, the foreign object prevention cover 3 is screwed to the outer wall surface of the plugging cover sleeving part 201 of the plugging cover 2 by a foreign object prevention cover sleeving part 301 in a threaded manner; for example, an external thread is provided on the inner wall surface of the foreign matter prevention cap receiving portion 301, and an internal thread is provided on the outer wall surface of the pipe blocking cap receiving portion 201, and the external thread and the internal thread can be screwed in a matching manner.
In a preferred embodiment, the foreign-substance-proof cover-engaging portion 301 is made of elastic latex, and the foreign-substance-proof cover 3 is tightened on the outer wall surface of the cap-engaging portion 201 of the cap 2 by the foreign-substance-proof cover-engaging portion 301.
The application method of the tracheal cannula blocking device in the embodiment comprises the following steps: referring to embodiment 1, after the position of the tube plugging cover 2 is located, the foreign matter prevention cover 3 is taken up and screwed or hooped on the outer wall surface of the tube plugging cover sleeving part 201 on the tube plugging cover 2 directly through the thread of the foreign matter prevention cover sleeving part 301 to complete the connection and installation of the foreign matter prevention cover 3.
It is clear that modifications and/or additions of parts may be made to the tracheal tube obturator described heretofore and the corresponding method, without departing from the field and scope of the present invention.
It is also clear that, although the present invention has been described in detail, a person of skill in the art shall certainly be able to achieve many other equivalent forms of tracheal cannula occluder, and corresponding method, having the characteristics as set forth in the claims and hence all coming within the field of protection defined thereby.
Claims (10)
1. A tracheal cannula blocking device is characterized in that: comprises a sleeve (1) and a pipe blocking cover (2); the whole sleeve (1) is hollow and cylindrical, the bottom of the sleeve (1) is detachably and fixedly sleeved outside the head end of the inner sleeve of the tracheal sleeve, a first semicircular cover plate (103) and a first semicircular opening (104) are arranged on the sleeve (1), the first semicircular cover plate (103) is fixedly arranged on one side of the top surface of the sleeve (1), and the first semicircular opening (104) is positioned on the opposite side of the first semicircular cover plate (103); the pipe blocking cover (2) comprises a pipe blocking cover sleeving part (201), a second semicircular cover plate (202) and a second semicircular opening (203), the pipe blocking cover sleeving part (201) is in a hollow cylindrical shape, the second semicircular cover plate (202) is fixedly arranged on one side of the top surface of the pipe blocking cover sleeving part (201), and the second semicircular opening (203) is positioned on the opposite side of the second semicircular cover plate (202); stifled tube cap (2) are located through stifled tube cap cup joint portion (201) cover sleeve pipe (1) top outside, stifled tube cap (2) and sleeve pipe (1) axis altogether, and stifled tube cap (2) can be followed this axis rotation.
2. The tracheal cannula occluder of claim 1, wherein: casing pipe (1) including elasticity cup joint portion (101) and stifled pipe cap location installation department (102), elasticity cup joint portion (101) and stifled pipe cap location installation department (102) are the lower half and the first half of casing pipe (1) respectively, and elasticity cup joints portion (101) and is made by the latex material that possesses elasticity, and stifled pipe cap location installation department (102) are made by rigid plastic, casing pipe (1) cramps in tracheal cannula sleeve pipe head end outside through elasticity cup joint portion (101).
3. The tracheal cannula occluder of claim 1, wherein: the outer wall of the upper portion of the sleeve (1) is provided with a pipe blocking cover rotating ring (105), the inner wall of the upper portion of the pipe blocking cover sleeving portion (201) is provided with a pipe blocking cover rotating groove (204), the pipe blocking cover rotating ring (105) is connected with the pipe blocking cover rotating groove (204) in a matched and clamped mode, and when the pipe blocking cover (2) rotates, the pipe blocking cover rotating groove (204) rotates along the pipe blocking cover rotating ring (105).
4. The tracheal cannula occluder of claim 1, wherein: the tracheal cannula blocking device also comprises a blocking cover positioning device (106) for positioning the rotation angle of the blocking cover (2).
5. The tracheal cannula occluder of claim 4, wherein: the pipe blocking cover positioning device (106) comprises a positioning shaft (1061), a limiting plate (1062), a positioning shaft sleeve pipe (1063) and a handheld ball (1064), wherein the bottom and the top of the positioning shaft sleeve pipe (1063) are fixedly connected with the limiting plate (1062) and the handheld ball (1064) respectively, and threaded holes in threaded connection with the positioning shaft (1061) are formed in the middle parts of the limiting plate (1062) and the positioning shaft sleeve pipe (1063); the bottom of the positioning shaft (1061) is vertically and fixedly connected to the center of the first semicircular cover plate (103), and a positioning hole (205) through which the positioning shaft (1061) can pass is formed in the center of the second semicircular cover plate (202).
6. The tracheal cannula occluder of claim 1, wherein: tracheal cannula blocking device still includes convenient handle (107), two convenient handle (107) symmetry is installed in sleeve pipe (1) bottom surface both sides, and two convenient handle (107) use and possess elastic latex material and make.
7. The tracheal cannula occluder of claim 1, wherein: a plurality of angle lines (108) which represent the rotation angle of the pipe blocking cover (2) are uniformly arranged on the top wall of the sleeve (1) at the edge of the first semicircular opening (104).
8. The tracheal cannula occluder of claim 1, wherein: the tracheal cannula blocking device further comprises a foreign body prevention cover (3) which comprises a foreign body prevention cover sleeving part (301), a ventilation part (302) and ventilation holes (303), wherein the foreign body prevention cover sleeving part (301) is in a hollow cylindrical shape, the ventilation part (302) is fixedly connected to the top surface of the foreign body prevention cover sleeving part (301), and the ventilation holes (303) are uniformly and densely distributed on the ventilation part (302); the foreign matter prevention cover (3) is detachably sleeved on the outer wall surface of the pipe blocking cover sleeving part (201) on the pipe blocking cover (2) through the foreign matter prevention cover sleeving part (301).
9. The tracheal cannula occluder of claim 8, wherein: the foreign matter prevention cover (3) is screwed on the outer wall surface of the pipe blocking cover sleeving part (201) on the pipe blocking cover (2) in a threaded connection mode through the foreign matter prevention cover sleeving part (301).
10. The tracheal cannula occluder of claim 8, wherein: prevent foreign matter lid box-connecting portion (301) and adopt the latex material that possesses elasticity to make, prevent that foreign matter lid (3) cramp through preventing foreign matter lid box-connecting portion (301) on stifled pipe cap (2) on the outer wall surface of stifled pipe cap box-connecting portion (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121361796.5U CN215461130U (en) | 2021-06-18 | 2021-06-18 | Tracheal cannula blocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121361796.5U CN215461130U (en) | 2021-06-18 | 2021-06-18 | Tracheal cannula blocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215461130U true CN215461130U (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121361796.5U Active CN215461130U (en) | 2021-06-18 | 2021-06-18 | Tracheal cannula blocking device |
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| Country | Link |
|---|---|
| CN (1) | CN215461130U (en) |
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2021
- 2021-06-18 CN CN202121361796.5U patent/CN215461130U/en active Active
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