CN210409178U - Medical trachea cannula capable of clearing secretion on sac - Google Patents
Medical trachea cannula capable of clearing secretion on sac Download PDFInfo
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- CN210409178U CN210409178U CN201920657769.9U CN201920657769U CN210409178U CN 210409178 U CN210409178 U CN 210409178U CN 201920657769 U CN201920657769 U CN 201920657769U CN 210409178 U CN210409178 U CN 210409178U
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Abstract
The utility model provides a medical trachea cannula capable of clearing secretion on a sac, which comprises a flexible catheter, a positioning air bag, an inflation tube, a cuff and a secretion suction tube; the cuff and the positioning air bag are wrapped to the outer side of the front end of the flexible catheter in a surrounding manner, the cuff is positioned on one side of the positioning air bag, which is far away from the front end of the flexible catheter, and a plurality of secretion holes with the same shape and/or different shapes are arranged on the cuff; one end of the inflation tube is communicated to the positioning air bag, and the other end of the inflation tube is connected to an external inflation connector; one end of the secretion suction pipe is communicated to the cuff, and the other end of the secretion suction pipe is connected to an external liquid suction device. The utility model discloses a set up the secretion straw that cuff and be linked together with the cuff, will gather and aspirate completely at the secretion of location gasbag department and go out, its simple structure, clear away effectual, efficient of secretion.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, especially, relate to a medical trachea cannula of secretion on can clearing away bag.
Background
As is known, endotracheal intubation is a common high-consumption product in hospitals and is widely used in various fields of clinical medicine. The trachea cannula technology is an important rescue technology commonly used in emergency treatment work, is one of the most widely, effectively and quickly applied means in respiratory tract management, is the basic skill which must be mastered by medical staff, and plays a vital role in rescuing the life of a patient and reducing the fatality rate.
Chinese patent application cn201520432993.x discloses a medical trachea cannula, which comprises a hose body, a bite-block and an inflation connector; the bite block comprises an upper bite block, a lower bite block and a screw; the upper bite block is in a semicircular shape with a downward opening, the front side and the rear side of the upper bite block are respectively and horizontally fixed with an upper connecting plate, and the upper connecting plate is provided with a connecting through hole; the lower bite block is in a semicircular shape with an upward opening, the front side and the rear side of the lower bite block are respectively fixed with a lower connecting plate, the lower connecting plate is provided with a threaded connecting hole corresponding to the connecting through hole, the upper bite block and the lower bite block are fixedly installed together through the connecting through hole, the threaded connecting hole and a screw, the left ends of the upper bite block and the lower bite block are fixedly provided with a lip buckling plate, the right ends of the upper bite block and the lower bite block are fixedly provided with a tooth buckling plate, and the lower side of the hose body is fixed with an inflatable bag; an air inlet is arranged on the hose body in the inflatable bag; the middle part of the hose body is connected and provided with an inflation joint which can inject gas into the inflation bag through a communicating pipe; in the prior art, the secretion is easy to gather at the inflatable bag, if the secretion is not cleared in time, the secretion can infiltrate into the lung of the patient from the inflatable bag or flow back to the incision, so that the lung or the incision of the patient is infected, and the life of the patient is dangerous
Chinese patent application CN201810345301.6 discloses a medical trachea cannula, which comprises a catheter with an inlet joint and a positioning air bag, wherein a sputum suction tube is wound on the outer wall of the catheter between the inlet joint and the positioning air bag, and the output end of the sputum suction tube is connected with the input end of an external sputum aspirator; the sputum suction tube is spirally wound on the outer wall of the catheter; the sputum suction pipe positioned in the trachea of the patient is provided with a plurality of sputum suction holes. Among the above-mentioned prior art, although set up the sputum straw, the outer wall of sputum straw spiral winding pipe is difficult to aspirate out the secretion that gathers in gas cell department completely.
Based on the above, the application provides a medical tracheal cannula which can thoroughly remove secretion on a sac.
SUMMERY OF THE UTILITY MODEL
To the defect of prior art, the utility model provides a clear away medical trachea cannula of secretion on bag, through setting up the secretion straw that cuff and be linked together with the cuff, will gather and aspirate completely at the secretion of location gasbag department and go out, its simple structure, clear away effectual, efficient of secretion.
In order to realize the aim, the utility model provides a medical tracheal cannula which can remove the secretion on the sac, comprising a flexible catheter, a positioning air sac, an inflation tube, a cuff and a secretion suction tube; the cuff and the positioning air bag are wrapped to the outer side of the front end of the flexible catheter in a surrounding manner, the cuff is positioned on one side of the positioning air bag, which is far away from the front end of the flexible catheter, and a plurality of secretion holes which are identical and/or different in shape are formed in the cuff; one end of the inflation tube is communicated to the positioning air bag, and the other end of the inflation tube is communicated to the external inflation connector; one end of the secretion suction pipe is communicated to the cuff, and the other end of the secretion suction pipe is connected to an external liquid suction device.
In the technical scheme of the utility model, the cuff is arranged close to the positioning air bag, the accumulation of the secretion is easily generated in the area, and the main function of the cuff arranged at the position is to directly process the accumulated secretion; wherein the envelope area of the cuff is smaller than the positioning balloon and preferably occupies a smaller volume in normal use than the positioning balloon in its uninflated state, without obstruction by the cuff during insertion of the catheter into the patient.
Furthermore, a plurality of secretion holes with the same shape and/or different shapes are arranged on the cuff, and the secretion gathered at the positioning air bag permeates into the cuff through the secretion holes and is pumped out to the outside through a secretion suction pipe communicated with the inner space of the cuff.
Preferably, the number of secretion pores is 3-8, such as 4; a plurality of secretion holes are uniformly distributed on the periphery of the cuff to facilitate the complete removal of secretions from various regions.
The cuff of the utility model still has a certain containing space in the deformation process of the flexible conduit, so that the secretion can penetrate through the secretion hole and permeate into the cuff, and is removed to the outside; the cuff can be made of the same type of flexible material (such as rubber) as the flexible catheter or made of a rigid material with higher strength (such as hard silica gel); the shape of the cuff is, for example, a flexible ring body wrapped on the outer periphery of the flexible catheter, and is, for example, a hard cylinder body sleeved on the outer periphery of the flexible catheter.
According to the utility model discloses a another kind of embodiment, the gas tube is including pre-buried embedding section to in the flexible pipe wall and stretching out the free section outside the flexible pipe wall, and the extension section that the secretion straw extends including pasting the canned paragraph that sets up in the flexible pipe wall outside and along the rear end of flexible pipe, and wherein, outside inflation joint is connected to free section, and outside imbibition ware is connected to the extension section.
Specifically, in a normal state, the flexible conduit is arc-shaped in the length direction of the conduit, and the inflation tube and the secretion suction tube are preferably located on one side of the flexible conduit facing the bending direction of the flexible conduit, or the inflation tube and the secretion suction tube are preferably located on one side of the abdomen of the flexible conduit at the same time, or the inflation tube and the secretion suction tube are preferably located on the inner side of the flexible conduit.
The embedded section of the inflation tube is relatively fixed with the flexible conduit, so that the inflation process of the positioning air bag is facilitated, and the free section of the inflation tube extends out of the flexible conduit and is conveniently connected with an external inflation connector, so that the use process is facilitated; the fixed section of the secretion suction pipe is fixed relative to the pipe wall of the flexible conduit, preferably, the fixed section is also made of flexible materials, more preferably, the secretion suction pipe and the flexible conduit are made of the same materials, such as rubber, and the secretion suction pipe and the flexible conduit can be integrally made.
The secretion straw adopts fixed mode to be located the pipe wall of flexible pipe, has avoided prior art winding under the mode of flexible pipe periphery, the flexible pipe takes place slight deformation back, and the secretion straw produces the tensioning or takes place the displacement, is unfavorable for the use of flexible pipe on the one hand, and on the other hand has also seriously influenced secretion straw self result of use.
According to the utility model discloses a another kind of embodiment, embedding section and canned paragraph are parallel to be set up in the direction of the pipe length of flexible pipe.
Preferably, the embedded section is disposed between the flexible conduit and the fixed section.
According to the utility model discloses a another kind of embodiment, the middle part of flexible pipe is equipped with the opening, has the air duct on the pipe wall of flexible pipe, between being located opening and the location gasbag, and the embedding section part is perhaps filled the air duct completely.
Preferably, the insert section is partially filled into the vent conduit and the vent conduit is sealed while filling, the length of the insert section preferably being no less than 5mm, for example 10 mm.
Wherein the cross-sectional shape of the embedded section or the vent pipe comprises a circle, an ellipse and a polygon; the cross-sectional shape here means an effective area shape in the air flow direction.
According to another embodiment of the present invention, the diameter of the secretion suction tube is larger than the diameter of the inflation tube.
According to the utility model discloses a another kind of embodiment, the front end pipe wall of flexible pipe is provided with the side direction gas pocket, and the side direction gas pocket is located the front end one side that the location gasbag is close to flexible pipe.
According to another embodiment of the present invention, the flexible conduit has a length of not less than 25 cm.
The utility model discloses possess following beneficial effect:
the utility model discloses a rear at the location gasbag sets up cover bag and secretion straw, can be fast, thoroughly will gather the secretion of locating gasbag department and clear away, discharge, simple structure, and operation process is simple, clears away efficiently.
The utility model discloses well secretion straw, gas tube and flexible pipe between the position arrange more rationally, secretion straw and gas tube can not influence flexible pipe's use, and the structure steadiness is strong.
The present invention will be described in further detail with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of a medical trachea cannula of the utility model;
fig. 2 is a sectional view of section a-a in fig. 1.
Detailed Description
As shown in figures 1-2, the medical tracheal cannula for clearing secretion on the sac comprises a flexible catheter 1, a positioning air sac 2, an inflation tube 3, a cuff 4 and a secretion suction tube 5.
As shown in fig. 1, the cuff 4 and the positioning airbag 2 are wrapped around the outer side of the front end of the flexible catheter 1, and the cuff 4 is located on one side of the positioning airbag 2 away from the front end of the flexible catheter 1, wherein the cuff 4 is provided with a plurality of secretion holes 41, one end of the inflation tube 3 is communicated to the positioning airbag 2, the other end of the inflation tube 3 is communicated to the external inflation connector 8, and is connected with an inflation device through the external inflation connector 8, so that sufficient gas is filled into the positioning airbag 2 or the gas in the positioning airbag 2 is exhausted; one end of the secretion suction pipe 5 is communicated to the cuff 4, the other end of the secretion suction pipe 5 is connected to an external liquid suction device, power is provided through the external liquid suction device, secretion gathered at the positioning air bag 2 is sucked, part of the secretion permeates into the cuff 4 in the gathering process, part of the secretion permeates into the cuff 4 under the action of the external liquid suction device, and the secretion in the cuff 4 is discharged to the outside along the secretion suction pipe 5, so that the cleaning of the area of the positioning air bag 2 is realized.
Further, the plurality of secretion holes 41 on the cuff 4 are identical and/or different in shape, and preferably, the plurality of secretion holes 41 are uniformly distributed on the periphery of the cuff 4 so as to completely remove the secretion in each region.
The number of secretion holes 41 in the present invention is 3-8, for example 4; the secretions accumulated at the positioning balloon 2 penetrate into the inside of the cuff 4 through the aforementioned secretion holes 41 and are drawn out to the outside through the secretion straw 5 communicating with the inner space of the cuff 4.
Specifically, the diameter of the secretion suction tube 5 is much larger than that of the inflation tube 3, and even the diameter of the secretion suction tube 5 is more than ten times that of the inflation tube 3.
In the utility model, the length of the flexible conduit 1 is not less than 25cm, for example 30 cm.
In other preferred examples of the present invention, the inflation tube 3 includes an embedded section and a free section 31, the embedded section is embedded into the tube wall of the flexible tube 1, the middle of the flexible tube 1 is provided with an opening 11, an air duct 6 is provided on the tube wall of the flexible tube 1 between the opening 11 and the positioning airbag 2, the embedded section partially fills the air duct 6, wherein the embedded section partially fills the air duct 6, the air duct 6 is sealed while filling, and the length of the embedded section is preferably not less than 5mm, for example, the length of the embedded section is 10 mm; the inflation tube 3 is located outside the opening 11 and the ventilation duct 6 to form a free section 31, in particular, the free section 31 is used for connecting the external inflation connector 8.
The secretion suction pipe 5 comprises a fixed section 51 and an extending section 52, the fixed section 51 is attached to the outer side of the pipe wall of the flexible pipe 1, wherein the embedded section (the ventilation pipe 6) is located between the flexible pipe 1 and the pipe wall of the flexible pipe 1, as shown in fig. 2, specifically, the embedded section and the fixed section 51 are arranged in parallel in the pipe length direction of the flexible pipe 1.
Further, the insertion section has the same sectional shape as the air duct 6, and both sectional shapes include a circle, an ellipse, and a polygon, such as an ellipse shown in fig. 2.
In other preferred examples of the present invention, the front wall of the flexible conduit 1 is provided with a lateral air hole 7, and the lateral air hole 7 is located on one side of the positioning airbag 2 near the front end of the flexible conduit 1.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the scope of the invention. Any person skilled in the art can make some modifications without departing from the scope of the invention, i.e. all equivalent modifications made according to the invention are intended to be covered by the scope of the invention.
Claims (10)
1. A medical tracheal cannula capable of clearing secretion on a sac is characterized by comprising a flexible catheter, a positioning air sac, an inflation tube, a cuff and a secretion suction tube; the cuff and the positioning air bag are wrapped to the outer side of the front end of the flexible catheter in a surrounding mode, the cuff is located on one side, away from the front end of the flexible catheter, of the positioning air bag, and a plurality of secretion holes which are identical in shape and/or different in shape are formed in the cuff; one end of the inflation tube is communicated to the positioning air bag, and the other end of the inflation tube is connected to an external inflation connector; one end of the secretion suction pipe is communicated to the cuff, and the other end of the secretion suction pipe is connected to an external liquid suction device.
2. The medical tracheal cannula capable of removing the secretion on the sac according to claim 1, wherein the inflation tube comprises an embedded section embedded into the wall of the flexible catheter and a free section extending out of the wall of the flexible catheter, and the secretion suction tube comprises a fixed section attached to the outer side of the wall of the flexible catheter and an extension section extending out of the rear end of the flexible catheter; the free section and the extension section are positioned on the same side of the flexible conduit, the external inflation connector is connected to the free section, and the external liquid sucker is connected to the extension section.
3. The medical endotracheal tube for removing secretions from a cuff as claimed in claim 2, wherein said insertion section is disposed in parallel with said fixed section in a longitudinal direction of said flexible tube.
4. The medical endotracheal tube for clearing secretions from the cuff as recited in claim 3, wherein said insertion section is disposed between said flexible tube and said fixed section.
5. The medical endotracheal tube for removing secretions from the cuff as recited in claim 2, wherein said flexible tube has an opening in a central portion thereof, and wherein an airway tube is provided in a wall of said flexible tube between said opening and said positioning cuff, said insert section partially or completely filling said airway tube.
6. The medical endotracheal tube for removing secretions from the cuff as recited in claim 2, wherein said insertion section has a cross-sectional shape selected from the group consisting of circular, oval and polygonal.
7. The medical endotracheal tube for removing secretions from the cuff as claimed in claim 1, wherein the number of said secretion holes is 3 to 8, and a plurality of said secretion holes are uniformly distributed on the outer periphery of said cuff.
8. The medical trachea cannula capable of removing the secretion on the sac according to claim 1 or 2, wherein the diameter of the secretion suction pipe is larger than that of the inflation pipe.
9. The medical endotracheal tube for removing secretions from a cuff as claimed in claim 1, wherein a front tube wall of said flexible tube is provided with lateral air holes located on a side of said positioning balloon adjacent to a front end of said flexible tube.
10. The medical endotracheal tube for removing secretions from the cuff as recited in claim 1, wherein said flexible tube has a tube length of not less than 25 cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920657769.9U CN210409178U (en) | 2019-05-08 | 2019-05-08 | Medical trachea cannula capable of clearing secretion on sac |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920657769.9U CN210409178U (en) | 2019-05-08 | 2019-05-08 | Medical trachea cannula capable of clearing secretion on sac |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210409178U true CN210409178U (en) | 2020-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920657769.9U Expired - Fee Related CN210409178U (en) | 2019-05-08 | 2019-05-08 | Medical trachea cannula capable of clearing secretion on sac |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210409178U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112169123A (en) * | 2020-10-29 | 2021-01-05 | 重庆市人民医院 | Tracheal catheter |
-
2019
- 2019-05-08 CN CN201920657769.9U patent/CN210409178U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112169123A (en) * | 2020-10-29 | 2021-01-05 | 重庆市人民医院 | Tracheal catheter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200428 Termination date: 20210508 |