CN213884505U - Anti-pollution bronchoalveolar lavage device - Google Patents
Anti-pollution bronchoalveolar lavage device Download PDFInfo
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- CN213884505U CN213884505U CN202022224926.2U CN202022224926U CN213884505U CN 213884505 U CN213884505 U CN 213884505U CN 202022224926 U CN202022224926 U CN 202022224926U CN 213884505 U CN213884505 U CN 213884505U
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- pipe
- balf
- bronchofiberscope
- inner sleeve
- pollution
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- 238000001802 infusion Methods 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims description 9
- 239000002202 Polyethylene glycol Substances 0.000 claims description 4
- 229920001223 polyethylene glycol Polymers 0.000 claims description 4
- 238000012856 packing Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 11
- 244000052616 bacterial pathogen Species 0.000 abstract description 5
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 abstract description 4
- 210000003928 nasal cavity Anatomy 0.000 abstract description 4
- 210000003300 oropharynx Anatomy 0.000 abstract description 4
- 210000000621 bronchi Anatomy 0.000 abstract description 3
- 230000002262 irrigation Effects 0.000 abstract description 3
- 238000003973 irrigation Methods 0.000 abstract description 3
- 230000001954 sterilising effect Effects 0.000 abstract 1
- 238000004659 sterilization and disinfection Methods 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 5
- 210000004072 lung Anatomy 0.000 description 5
- 239000002504 physiological saline solution Substances 0.000 description 4
- 208000032376 Lung infection Diseases 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000012163 sequencing technique Methods 0.000 description 3
- 230000001580 bacterial effect Effects 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 244000052769 pathogen Species 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000013399 early diagnosis Methods 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001717 pathogenic effect Effects 0.000 description 1
- 230000005180 public health Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses an anti-pollution bronchoalveolar lavage device, including the outer tube, the middle part cover of outer tube bottom is equipped with interior sleeve pipe, interior sheathed tube bottom fixedly connected with gasbag, and the middle part fixed mounting on outer tube top has communicating pipe, one side fixedly connected with air inlet of communicating pipe bottom, and the top of communicating pipe is established with the mouth of pipe cover of one of them three-way pipe and is connected, and wherein the orificial inside cover of another three-way pipe is equipped with the infusion stopper. This scheme injects the gas through the micro-balloon that sets up, with the bronchus mouth of pipe of shutoff near-end, inject sterilization normal saline and carry out the alveolar lavage, the other end negative pressure of three-way pipe connects external negative pressure to attract, make BALF resorption to aseptic BALF collection liquid bottle in to prevent that the BALF of the distal end target focus of irrigation in-process is polluted, thereby avoid necessarily leading to the pollution through in-process such as nasal cavity, oropharynx, greatly increased the accurate nature that pathogenic bacteria detected in the BLAF.
Description
Technical Field
The utility model relates to a medical treatment lavage technical field specifically is an anti-pollution bronchoalveolar lavage device.
Background
In recent years, the prevalence rate of drug-resistant pathogen infection of the lower respiratory tract is increasing, and new unknown pathogens are emerging continuously, so that difficult lung infection becomes a great public health problem. Collecting bronchoalveolar lavage fluid (BALF) samples is a common means for clinically acquiring pathogenic bacteria of lung infection, and in recent years, along with the introduction of metagenome second generation sequencing technology (mNGS) into clinic, the detection rate of the pathogenic bacteria in the BLAF is greatly increased. However, since the conventional bronchoalveolar lavage generally uses a bronchofiberscope operation duct to directly perfuse physiological saline to the lung, and then collects BALF by resorption through the operation duct, since the bronchofiberscope lens inevitably causes contamination during the bronchofiberscope operation process through the nasal cavity, oropharynx, and the like, and thus the subsequently collected BALF is contaminated, various microbes are mixed, which affects the judgment of clinical results.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an anti-pollution bronchoalveolar lavage device to solve the traditional bronchoalveolar lavage device that above-mentioned background art provided because the bronchofiberscope camera lens inevitably leads to polluting through in-process such as nasal cavity, oropharynx in the bronchofiberscope operation process, thereby leads to the BALF pollution of collecting afterwards, mixes the problem that various microorganisms have influenced the judgement of clinical result.
In order to achieve the above object, the utility model provides a following technical scheme:
an anti-pollution bronchoalveolar lavage device comprises an outer sleeve, wherein an inner sleeve is sleeved at the middle part of the bottom end of the outer sleeve, a micro air bag is fixedly connected at the bottom end of the inner sleeve, a communicating pipe is fixedly installed at the middle part of the top end of the inner sleeve, an air inlet is fixedly connected to one side of the bottom of the communicating pipe, the top of the communicating pipe is sleeved and connected with the pipe orifice of one of three-way pipes, an infusion plug is sleeved inside the pipe orifice of the other one of the three-way pipes, a first infusion pipe is fixedly installed at one side of the infusion plug, a BALF liquid collecting bottle is installed at one end of the first infusion pipe, a second infusion pipe is installed at one side of the top of the BALF liquid collecting bottle, and one end of the second infusion pipe is connected with a negative pressure joint;
a bronchofiberscope handle is installed on the outer side of the outer sleeve, an operation hole is formed in one end of the bronchofiberscope handle, a duct through pipe is fixedly installed at one end of the bronchofiberscope handle, and a bronchofiberscope end is fixedly connected to one end of the duct through pipe;
side holes are formed in two sides of the bottom end of the inner sleeve.
As a preferred embodiment of the present invention: the bottom end of the outer sleeve is provided with a cavity filled with polyethylene glycol.
As a preferred embodiment of the present invention: and a metal guide wire is arranged inside the inner sleeve.
Compared with the prior art, the beneficial effects of the utility model are that:
gas is injected through the micro air bag, the bronchus opening at the near end is blocked, sterilized normal saline is injected to carry out alveolar lavage, negative pressure suction is carried out through the other end of the three-way pipe, BALF is absorbed back into the sterile BALF liquid collecting bottle, so that BALF of a far-end target focus in the irrigation process is prevented from being polluted, pollution inevitably caused in the processes of nasal cavity, oropharynx and the like is avoided, and the accuracy of pathogenic bacteria detection in the BLAF is greatly increased.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the metal guide wire structure of the present invention;
fig. 3 is a schematic structural view of a bronchofiberscope of the present invention.
In the figure: 1. an outer sleeve; 2. an inner sleeve; 3. a micro-balloon; 4. an air inlet; 5. a three-way pipe; 6. a transfusion plug; 7. a first infusion tube; 8. a BALF liquid collecting bottle; 9. a second infusion tube; 10. a negative pressure joint; 11. a bronchofiberscope handle; 12. an operation hole; 13. a duct through pipe; 14. A bronchofiberscope tip; 16. a side hole; 17. a metal guide wire.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
an anti-pollution bronchoalveolar lavage device comprises an outer sleeve 1, wherein the middle part of the bottom end of the outer sleeve 1 is sleeved with an inner sleeve 2, the bottom end of the inner sleeve 2 is fixedly connected with a micro air bag 3, the middle part of the top end of the inner sleeve 2 is fixedly provided with a communicating pipe, one side of the bottom of the communicating pipe is fixedly connected with an air inlet 4, the top of the communicating pipe is sleeved and connected with the pipe orifice of one three-way pipe 5, the inside of the pipe orifice of the other three-way pipe 5 is sleeved with an infusion plug 6, one side of the infusion plug 6 is fixedly provided with a first infusion pipe 7, one end of the first infusion pipe 7 is provided with a BALF liquid collecting bottle 8, one side of the top of the BALF liquid collecting bottle 8 is provided with a second infusion pipe 9, and one end of the second infusion pipe 9 is fixedly provided with a negative pressure joint 10;
a bronchofiberscope handle 11 is arranged on the outer side of the outer sleeve 1, an operation hole 12 is formed in one end of the bronchofiberscope handle 11, a duct through pipe 13 is fixedly arranged at one end of the bronchofiberscope handle 11, and a bronchofiberscope head end 14 is fixedly connected to one end of the duct through pipe 13;
When the device is used, firstly, one end of a bronchofiberscope is inserted into a target lung segment, an outer sleeve 1 (with the length of about 1.2m and the diameter of 1.8mm, and the size of an external opening of an operation hole 12 which is suitable for the bronchofiberscope 2.0 mm) together with an inner sleeve 2 and a metal guide wire 17 are inserted into the operation hole 12 and reach a bronchofiberscope head end 14 along a duct through pipe 13, the outer sleeve 1 is placed into the target lung segment which needs alveolar lavage fluid under direct vision through the adjustment of a manual adjusting button, the inner sleeve 2 is ejected out, the metal guide wire 17 is pulled out, a micro air bag 3 which is about 1cm away from the head end of the inner sleeve 2 is injected with air through an air inlet 4 to plug a branch air pipe orifice at the near end, then a three-way pipe 5 is installed, sterilized physiological saline is injected through an water injection port of the three-way pipe 5 to carry out alveolar lavage, the physiological saline enters along the inner sleeve 2 and flows out through a side hole 16, and is connected with negative pressure through a negative pressure joint 10 at the other end of the three-way pipe 5 to carry out suction, and (3) enabling the BALF to be absorbed back into a sterile BALF liquid collecting bottle 8 so as to prevent BALF of a distal target focus from being polluted in the irrigation process, repeating the process to obtain enough BALF samples for subsequent detection such as bacterial culture or second-generation sequencing and the like if the BALF samples are insufficient, and facilitating output of physiological saline through the arranged side hole 16 so as to lavage and absorb the alveoli.
In this embodiment: the bottom end of the outer sleeve 1 is provided with a cavity, and polyethylene glycol raw materials are arranged in the cavity.
When the device is used specifically, the polyethylene glycol in the cavity is blocked to prevent the pollution of the tube at the bottom end of the inner sleeve 2.
In this embodiment: a metal guide wire 17 is provided inside the inner tube 2.
In particular use, the rigidity of the inner sleeve 2 is increased by the metal guide wire 17.
The working principle is as follows: the bronchofiberscope handle 11 of the bronchofiberscope is operated to lead the bronchofiberscope head 14 to reach the target lung segment by guiding by means of virtual navigation and the like, the outer sleeve 1 is arranged in the bronchofiberscope operation hole 12, the outer sleeve 1 is arranged in the target lung segment needing alveolar lavage fluid under direct vision, the outer sleeve 1 is ejected out by the inner sleeve 2, the micro air bag 3 is inflated to seal the near-end bronchus, the metal guide wire 17 is extracted out and connected with the three-way pipe 5, then sterilized normal saline is injected into one end of the three-way pipe 5 to carry out alveolar lavage, one end of the three-way pipe 5 is a normal saline injection port, the other end of the three-way pipe 5 is a BALF collecting port which is connected with a sterile BALF liquid collecting bottle 8 and externally connected with a negative pressure suction through a negative pressure joint 10 to lead BALF to be absorbed back into the sterile BALF liquid collecting bottle 8, the processes are repeated to obtain enough BALF samples for subsequent detection such as bacterial culture or secondary sequencing and the like, therefore, the bronchopulmonary lavage device, the method can prevent BALF samples from being polluted to the maximum extent, increase the representativeness of the samples to lung infection target focuses, and further increase the accuracy of clinical detection of pathogenic bacteria so as to achieve the purposes of early diagnosis and early treatment.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and equivalents may be made without departing from the spirit and scope of the invention.
Claims (3)
1. An anti-pollution bronchoalveolar lavage device, which comprises an outer sleeve (1) and is characterized in that, an inner sleeve (2) is sleeved in the middle of the bottom end of the outer sleeve (1), a micro air bag (3) is fixedly connected with the bottom end of the inner sleeve (2), a communicating pipe is fixedly arranged at the top end of the inner sleeve (2), one side of the bottom of the communicating pipe is fixedly connected with an air inlet (4), the top of the communicating pipe is sleeved and connected with the pipe orifice of one three-way pipe (5), wherein the inner part of the pipe orifice of the other three-way pipe (5) is sleeved with an infusion plug (6), a first infusion tube (7) is fixedly arranged on one side of the infusion plug (6), one end of the first infusion tube (7) is provided with a BALF liquid collecting bottle (8), a second infusion tube (9) is arranged on one side of the top of the BALF liquid collecting bottle (8), one end of the second infusion tube (9) is fixedly provided with a negative pressure joint (10);
a bronchofiberscope handle (11) is installed on the outer side of the outer sleeve (1), an operation hole (12) is formed in one end of the bronchofiberscope handle (11), a duct through pipe (13) is fixedly installed at one end of the bronchofiberscope handle (11), and a bronchofiberscope head end (14) is fixedly connected to one end of the duct through pipe (13);
side holes (16) are formed in two sides of the bottom end of the inner sleeve (2).
2. The antipollution bronchoalveolar lavage device of claim 1, wherein: the bottom of outer tube (1) is provided with the cavity, the inside packing of cavity has the polyethylene glycol.
3. The antipollution bronchoalveolar lavage device of claim 1, wherein: and a metal guide wire (17) is arranged in the inner sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022224926.2U CN213884505U (en) | 2020-10-08 | 2020-10-08 | Anti-pollution bronchoalveolar lavage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022224926.2U CN213884505U (en) | 2020-10-08 | 2020-10-08 | Anti-pollution bronchoalveolar lavage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213884505U true CN213884505U (en) | 2021-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022224926.2U Active CN213884505U (en) | 2020-10-08 | 2020-10-08 | Anti-pollution bronchoalveolar lavage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213884505U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114652360A (en) * | 2022-01-27 | 2022-06-24 | 常州乐奥医疗科技股份有限公司 | Alveolar lavage device |
-
2020
- 2020-10-08 CN CN202022224926.2U patent/CN213884505U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114652360A (en) * | 2022-01-27 | 2022-06-24 | 常州乐奥医疗科技股份有限公司 | Alveolar lavage device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240319 Address after: No. 568, North Zhongxing Road, Shaoxing City, Zhejiang Province 312099 Patentee after: SHAOXING PEOPLE'S Hospital Country or region after: Zhong Guo Address before: 312000 Department of respiratory medicine, Shaoxing people's Hospital, No. 568, Zhongxing North Road, Yuecheng District, Shaoxing City, Zhejiang Province Patentee before: Sun Jian Country or region before: Zhong Guo |
|
| TR01 | Transfer of patent right |