CN215961360U - Nasopharynx section of interface is washed in area attracts pipe - Google Patents
Nasopharynx section of interface is washed in area attracts pipe Download PDFInfo
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- CN215961360U CN215961360U CN202120209229.1U CN202120209229U CN215961360U CN 215961360 U CN215961360 U CN 215961360U CN 202120209229 U CN202120209229 U CN 202120209229U CN 215961360 U CN215961360 U CN 215961360U
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- flushing
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Abstract
The utility model provides a nasopharyngeal suction tube with a flushing interface, which comprises: a first end provided with at least one suction aperture; a second end provided with a suction port and a flushing port; the suction interface and the flushing interface are connected through a three-way pipe, and the three-way valve controls the working states of the suction interface and the flushing interface; a connecting pipe is arranged between the first end and the second end, and the angle of the connecting pipe ranges from 60 degrees to 120 degrees. The utility model is convenient for continuously sucking and removing blood, smog and washing liquid during the nasal endoscope operation. When in use, the medicine can be quickly introduced into the nasopharynx through the oral cavity without traction of other instruments, thereby saving the operation time and improving the efficiency; the flushing interface is turned by the three-way valve, the suction interface is temporarily closed, the syringe is used for connecting the flushing interface, and the normal saline is injected to flush out the blood clot blocking the suction hole, so that the operation of dredging the front-end blocking part is completed, the operation of replacing the flushing pipe is omitted, the use is convenient, and the operation time is greatly saved.
Description
Technical Field
The utility model relates to the field of medical instruments, in particular to a nasopharynx suction tube with a flushing interface.
Background
The nasal endoscope operation is one of the most frequently performed operations of a nasal surgeon, and has the advantages of small damage, no incision on the skin of the head and the face, quick recovery and the like. At present, most nasal cavity, nasal sinuses, nasopharyngeal diseases, skull base tumor and the like can be treated by operation under the monitoring of an endoscope. The operation method is to introduce an endoscope and surgical instruments into the narrow anterior nares for operation, and blood, smoke and the like generated in the operation need to be removed in time so as to ensure clear operation visual field.
The traditional clearing method is to insert a negative pressure suction tube through the anterior nares to suck blood and smoke in time, but the method causes the originally narrow operation space to be more crowded, and the nasal endoscope operation is mostly operated by one hand, so the blood suction and the operation cannot be performed synchronously, and the operation must be stopped temporarily when the blood and the smoke are sucked, thereby delaying the operation progress. In addition, repeated insertion and extraction of the suction tube through the anterior naris is also likely to cause damage to the anterior naris and nasal mucosa, resulting in postoperative nasal adhesion, and for more relevant contents of the prior art, reference may be made to chinese patent document CN 204193254U.
However, the nasopharyngeal suction tube in the prior art has the following disadvantages:
1. the medicine is difficult to be directly introduced into the nasopharynx part and can be inserted into the nasopharynx part through the mouth only by being pulled by other instruments;
2. when the suction tube is blocked by blood clots, the suction tube must be replaced or detached and dredged before being installed again, which delays the operation progress.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a nasopharynx section suction tube with a flushing port, which is convenient for continuously sucking and removing blood, smoke and flushing fluid during an endoscopic sinus surgery. When in use, the device does not need other instruments for traction, can be quickly and directly introduced into the nasopharynx, saves time and improves efficiency. The flushing interface is turned by the three-way valve, the suction interface is temporarily closed, the syringe is used for connecting the flushing interface, and the normal saline is injected to flush out the blood clot blocking the suction hole, so that the operation of dredging the front-end blocking part is completed, the operation of replacing the flushing pipe is omitted, the use is convenient, and the operation time is greatly saved.
In order to realize the purpose of the utility model, the technical scheme adopted by the utility model is as follows: a nasopharyngeal suction tube with a flushing port, comprising: a first end provided with at least one suction aperture; a second end provided with a suction port and a flushing port; the suction interface and the flushing interface are connected through a three-way pipe, and the three-way valve controls the working states of the suction interface and the flushing interface; a connecting pipe is arranged between the first end and the second end, and the angular range of the connecting pipe is 60-120 degrees; the length from the first end to the connecting part is the distance from the oropharynx to the nasopharynx part; the length from the second end to the connecting part is longer than the distance from the oropharynx part to the upper incisor.
Optionally, the connecting pipe is arc-shaped.
Optionally, the suction hole of the first end faces towards the nasal cavity; when the number of the suction holes is multiple, a main suction hole facing the nasal cavity and at least one lateral auxiliary suction hole are arranged at the same time; the main suction holes and the auxiliary suction holes are circular, oval or square.
Optionally, the suction port, the flushing port and the three-way pipe form an angle of 120 degrees with each other; or the suction interface and the three-way pipe form an angle of 180 degrees, the flushing interface and the suction interface form an angle of 90 degrees, and the flushing interface and the three-way pipe form an angle of 90 degrees.
Optionally, the first end lumen has an inner diameter equal to or less than an inner diameter of the second end lumen.
Optionally, the inner diameter of the aspiration interface lumen is equal to or greater than the inner diameter of the flush interface lumen.
Optionally, the flush port lumen has an inner diameter that matches the syringe front end interface.
Compared with the prior art, the utility model has the following beneficial effects:
(1) through the angulation structure of the connecting pipe of the first end and the second end, when in use, the first end can be directly led into the nasopharynx part through the oral cavity without traction of other instruments, so that the time is saved, and the efficiency is improved; through the arrangement of the three-way pipe and the flushing interface, the operation of dredging the blocked part of the suction pipe can be completed without replacing the suction pipe, the use is convenient, and the operation time is greatly saved.
(2) The main suction hole and the auxiliary suction hole can be matched with each other, so that the operation efficiency is improved, and the blocking probability of the suction tube is reduced.
(3) The three-way pipe is connected and is attracted interface and wash the connection angle flexibility of interface higher, attracts the pipe material kind selection more, and application scope is wider.
Drawings
FIG. 1 is a perspective view of a nasopharyngeal suction tube with a flush port according to one embodiment;
FIG. 2 is a cross-sectional view of a nasopharyngeal suction tube with a flush port according to the first embodiment;
FIG. 3 is a schematic view illustrating the operation of a nasopharyngeal suction tube with a flushing port according to the first embodiment;
fig. 4 is a perspective view of the nasopharyngeal suction tube with the flushing port according to the second embodiment.
Reference numerals:
10-suction interface, 11-flushing interface; 2-a three-way valve; 3-suction hole, 30-main suction hole, 31-auxiliary suction hole; 4-arc connecting pipe.
Detailed Description
In the prior art, the suction tube of the nasopharynx part is soft and difficult to be directly introduced into the nasopharynx part, and can be inserted into the nasopharynx part through mouth only by being pulled by other instruments; when the suction tube is blocked by blood clots, the suction tube must be replaced or detached and dredged before being installed again, which delays the operation progress.
Therefore, the present invention provides a new solution, which will be described in detail below with reference to the accompanying drawings for better clarity.
The first embodiment is as follows:
referring to fig. 1 to 3, in the present embodiment, the first end includes a suction hole 3; the second end comprises a suction port 10 and a flush port 11.
In this embodiment, the suction port 10 and the flushing port 11 are connected by a three-way pipe, and the three-way valve 2 controls the working states of the suction port 10 and the flushing port 11, i.e., the switching between the suction function and the flushing function.
In this embodiment, it is preferable that the suction port 10 and the tee are at an angle of 180 degrees, the flushing port 11 and the suction port 10 are at an angle of 90 degrees, and the flushing port 11 and the tee are at an angle of 90 degrees, i.e. in a T-shaped connection (see fig. 2 in particular).
In the present embodiment, the arc-shaped connection tube 4 is disposed between the first end and the second end, and the angle range is 60 degrees to 120 degrees, so that the first end and the second end are too natural to be easily blocked by blood clots and the like. When the nasopharynx oral cavity inserting device is used, the first end can be directly inserted into the nasopharynx through the mouth without traction of other instruments, time is saved, and efficiency is improved.
In the present embodiment, the suction holes 3 face the nasal cavity, and blood, smoke, and wash fluid are sucked through one suction hole.
In the present embodiment, the length from the first end to the arc-shaped connecting tube 4 is the distance from the oropharynx to the nasopharynx; the length from the second end to the arc-shaped connecting pipe 4 is longer than the distance from the oropharynx part to the upper incisor, so that the suction port 10 and the flushing port 11 are both outside the mouth, and the operation is convenient.
In this embodiment, the inner diameter of the first end lumen is equal to or less than the inner diameter of the second end lumen, which can effectively prevent the lumen from being blocked by blood clots.
In this embodiment, the inner diameter of the lumen of the suction port 10 is equal to or greater than the inner diameter of the lumen of the flush port 11, which can effectively prevent the suction port 10 from being blocked by blood clots.
In this embodiment, the inner diameter of the lumen of the flushing port 11 is matched with the front end port of the injector, so that when the suction hole 3 is blocked by a blood clot, the flushing port 11 is opened through the three-way valve 2 to perform the flushing function, the flushing port 11 is connected with the injector, and the normal saline is injected to flush out the blood clot blocking the suction hole 3, thereby completing the operation of dredging the blocked part.
In the present embodiment, the suction holes 3 are preferably circular.
In the present embodiment, the material of the suction tube is preferably disposable plastic, a polymer material, or metal.
The specific using operation steps are as follows:
before the operation starts, the first end (i.e. the end provided with the circular suction hole 3) of the nasopharynx suction tube with the flushing port 11 is directly inserted into the nasopharynx through the mouth, and the suction port 10 at the second end (i.e. the end provided with the suction port 10 and the flushing port 11) is connected to the negative pressure suction system of the operating room.
After the operation is started, the three-way valve 2 is used for controlling the three-way pipe to be turned to the suction interface 10, the flushing interface 11 is temporarily closed, the suction function is executed, blood and flushing liquid generated in the operation and smoke generated by the electrocoagulation device can be continuously sucked, and the operation visual field is ensured to be clear.
In the operation process, when first end attracts hole 3 to be stopped up by the clot, need not to dismantle and attracts the pipe, only need to turn to the tee bend pipe through three-way valve 2 control and wash interface 11, temporarily seal and attract interface 10, carry out the flushing function, connect with the syringe and wash interface 11, inject into normal saline and can wash out the clot that blocks and attract hole 3, accomplish the operation of mediation jam position.
Example two:
referring to fig. 4, the embodiment further provides a nasopharynx section suction tube with a flushing port 11, which is provided with a main suction hole 30 and at least one lateral auxiliary suction hole 31, and the main suction hole and the auxiliary suction hole (30 and 31) can be matched with each other, so that the efficiency of sucking smoke, blood and flushing fluid is improved, and the blocking probability of the suction tube is reduced.
In the present embodiment, the shape of the sub suction holes 31 is preferably square.
It is understood that either the primary suction holes 30 or the secondary suction holes 31 may also be oval or circular. And various combinations can be carried out according to the requirements of practical application.
In this embodiment, the suction port 10, the flushing port 11 and the three-way pipe form an angle of 120 degrees with each other, and the logo pattern of the "galloping" automobile can be referred to.
Other contents of this embodiment are similar to those of the previous embodiment, and may be referred to each other.
Although the present invention has been described in detail in the foregoing embodiments, it should be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a nasopharyngeal portion of interface is washed in area attracts pipe which characterized in that includes:
a first end provided with at least one suction aperture;
a second end provided with a suction port and a flushing port;
the suction interface and the flushing interface are connected through a three-way pipe, and the three-way valve controls the working states of the suction interface and the flushing interface;
a connecting pipe is arranged between the first end and the second end, and the angular range of the connecting pipe is 60-120 degrees;
the length from the first end to the connecting part is the distance from the oropharynx to the nasopharynx part; the length from the second end to the connecting part is longer than the distance from the oropharynx part to the upper incisor.
2. The nasopharynx section suction tube with irrigation port of claim 1, wherein the connection tube is arc-shaped.
3. The nasopharynx section suction tube with the irrigation port as claimed in claim 2, wherein the suction hole of the first end faces the nasal cavity; when the number of the suction holes is multiple, a main suction hole facing the nasal cavity and at least one lateral auxiliary suction hole are arranged at the same time; the main suction holes and the auxiliary suction holes are circular, oval or square.
4. The nasopharynx section suction tube with the flushing port as claimed in claim 1, wherein the suction port, the flushing port and the three-way tube form an angle of 120 degrees with each other pairwise; or the suction interface and the three-way pipe form an angle of 180 degrees, the flushing interface and the suction interface form an angle of 90 degrees, and the flushing interface and the three-way pipe form an angle of 90 degrees.
5. The nasopharynx section suction tube with irrigation port of claim 1, wherein an inner diameter of the first end lumen is equal to or smaller than an inner diameter of the second end lumen.
6. The nasopharynx section suction tube with irrigation port of claim 5, wherein the inner diameter of the suction port lumen is equal to or larger than the inner diameter of the irrigation port lumen.
7. The nasopharynx section of claim 6, wherein the inner diameter of the flushing port lumen matches the front end interface of the syringe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120209229.1U CN215961360U (en) | 2021-01-26 | 2021-01-26 | Nasopharynx section of interface is washed in area attracts pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120209229.1U CN215961360U (en) | 2021-01-26 | 2021-01-26 | Nasopharynx section of interface is washed in area attracts pipe |
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| CN215961360U true CN215961360U (en) | 2022-03-08 |
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| CN202120209229.1U Active CN215961360U (en) | 2021-01-26 | 2021-01-26 | Nasopharynx section of interface is washed in area attracts pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112755276A (en) * | 2021-01-26 | 2021-05-07 | 复旦大学附属中山医院厦门医院 | Nasopharynx section of interface is washed in area attracts pipe |
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2021
- 2021-01-26 CN CN202120209229.1U patent/CN215961360U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112755276A (en) * | 2021-01-26 | 2021-05-07 | 复旦大学附属中山医院厦门医院 | Nasopharynx section of interface is washed in area attracts pipe |
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