CN210134109U - Liquid collecting device for bronchoscope - Google Patents
Liquid collecting device for bronchoscope Download PDFInfo
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- CN210134109U CN210134109U CN201920823832.1U CN201920823832U CN210134109U CN 210134109 U CN210134109 U CN 210134109U CN 201920823832 U CN201920823832 U CN 201920823832U CN 210134109 U CN210134109 U CN 210134109U
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Abstract
The utility model discloses a liquid collecting device for a bronchoscope, which comprises a sampling tube, a collecting tube and a liquid collecting bottle; the sampling tube comprises an inner sleeve and an outer sleeve; a collecting pipe is sleeved in the inner sleeve; the collecting pipe is communicated with a negative pressure liquid collecting bottle; the lower pipe orifices of the inner sleeve and the outer sleeve are respectively provided with a pipe orifice opening and closing device. The utility model discloses supporting bronchoscope absorbs air flue distal secretion and alveolar lavage liquid, and the inside and outside sleeve pipe mouth passageway is closed and opened or closed to dual gas tightness, guarantees that the device lets in the bronchoscope and gathers the sterile environment in the overall process; the opening of the umbrella-shaped structure can prevent the inner sleeve and the collection tube from contacting upper airway secretions adhered to the surface of the air bag, so that the reliability of the collected liquid sample is ensured; carrying out lavage on the bronchoalveolar to ensure that lavage fluid does not contact upper airway secretions and sampling is not polluted by upper airway flora; the sampling amount is observed in the whole process, so that the sampling record is convenient and quick; and carrying out negative pressure drainage sampling operation by manual or automatic operation.
Description
Technical Field
The utility model belongs to the technical field of medical treatment auxiliary instrument technique and specifically relates to a liquid collection system for bronchoscope is related to.
Background
At present, the rise of pathogen gene sequencing opens up a new place for infectious disease diagnosis, and becomes a main method for disease diagnosis later, but whether Xpert or NGS, the accuracy of a collected sample needs to be ensured to obtain a meaningful result. The method is a common method for obtaining airway infection part samples by sucking airway far-end secretions through a bronchoscope and irrigating and sucking lavage liquid through bronchoscope alveolus, but the existing liquid sample collecting device is directly connected with a bronchoscope suction end for sucking, so that airway pathogens adhered to the bronchoscope far-end are inevitably brought into the collecting device, and the samples are inevitably polluted.
SUMMERY OF THE UTILITY MODEL
In order to overcome the technical defects, the utility model aims to provide a double-airtightness closed inner and outer sleeve pipe orifice channel, which ensures that the device is introduced into a bronchoscope and an aseptic environment in the whole collection process; meanwhile, the opening of the umbrella-shaped structure can prevent the inner sleeve and the collection tube from contacting the upper airway secretions adhered to the surface of the air bag, so that the reliability of the collected liquid sample is ensured; the bronchoalveolar lavage can be performed through the tee joint, so that the lavage liquid is ensured not to contact with upper airway secretions, and the sampling is not polluted by upper airway flora; the depth of the device entering the bronchus can be well identified and observed, the operation is convenient and accurate, the sampling amount is observed in the whole process, and the sampling record is convenient and rapid; the whole process is manually or automatically operated to carry out negative pressure drainage, and the liquid sample collecting device is matched with a bronchoscope to suck the secretion at the far end of an air passage and suck alveolar lavage fluid.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
the technical scheme is that the liquid collecting device for the bronchoscope comprises a sampling tube, a collecting tube and a liquid collecting bottle; the sampling tube comprises an inner sleeve and an outer sleeve; a collecting pipe is sleeved in the inner sleeve; the collecting pipe is communicated with a negative pressure liquid collecting bottle; the lower pipe orifices of the inner sleeve and the outer sleeve are respectively provided with a pipe orifice opening and closing device.
As optimization, the pipe orifice opening and closing device on the lower pipe orifice of the outer sleeve comprises an annular air bag and an air bag air charging and discharging pipeline; the air bag inflation and deflation pipeline is communicated with the annular air bag, and the annular air bag is arranged on the inner side of the lower pipe orifice of the outer sleeve. The pipe orifice opening and closing device on the lower pipe orifice of the inner sleeve comprises an umbrella-shaped structure and an L-shaped umbrella-shaped switch; the lower end of the L-shaped umbrella-shaped switch is connected with the upper end of the umbrella-shaped structure through a group of gear mechanisms which are meshed with each other; a spiral groove is arranged on the inner wall of the outer sleeve; the L-shaped umbrella-shaped switch rotates to drive the umbrella-shaped structure to move up and down in the spiral groove on the inner wall of the outer sleeve; the upper end of the umbrella-shaped structure is sleeved on the lower pipe orifice of the inner sleeve. The sampling pipeline is opened or closed in a double-airtight mode, the whole process is aseptic, and reliability is guaranteed.
Preferably, the liquid collecting bottle is connected with the negative pressure suction device through a pipeline, and a switch is arranged on the communicating pipeline. The tee joint is arranged on the communicating pipeline of the collecting pipe and the liquid collecting bottle, the bronchoalveolar lavage can be performed, the lavage liquid is guaranteed not to contact with upper airway secretions, and the sampling liquid specimen cannot be polluted by upper airway flora.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the umbrella-shaped structure and the annular air bag in the acquisition device are used for realizing the double-airtightness closing of the inner and outer sleeve pipe orifice channel, and ensuring the sterile environment of the device in the bronchoscope introducing process and the sampling acquisition process; meanwhile, when the umbrella-shaped structure is opened, the inner sleeve and the collection tube can be prevented from contacting the upper airway secretion adhered to the surface of the air bag, so that the reliability of the sampling liquid specimen is ensured.
2. Through the tee bend, can carry out the lavage to bronchoalveolar, guarantee that lavage liquid does not contact the upper airway secretion, sample liquid sample can not receive the pollution of upper airway flora.
3. The sampling tube and the collecting tube are provided with scale marks, so that the depth of the device introduced into the bronchus can be well identified and observed, and the accurate operation is convenient; the liquid collecting bottle is provided with scales, so that the sampling quantity can be conveniently observed in the whole process, and the sampling record can be rapidly carried out.
4. The device is provided with a switch on a pipeline communicated with the outside of the negative pressure suction device, and simultaneously, negative pressure drainage sampling is carried out through manual or automatic operation in the whole process through a tee joint arranged on a communicating pipeline of the collecting pipe and the liquid collecting bottle.
The utility model discloses supporting bronchoscope absorbs air flue distal secretion and alveolar lavage liquid, and the sample operation is simple, swift, and whole gas tightness is good, and sample liquid sample whole aseptic, has effectively avoided the sample to receive the pollution of air flue secretion, interference pathogen detection result; the whole body is disposable, and the disease transmission is prevented.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
fig. 1 is a schematic view of the structure of the present invention.
The labels in the figure are: the device comprises a collecting pipe 1, a liquid collecting bottle 2, an inner sleeve 3, an outer sleeve 4, an umbrella-shaped structure 5, an L-shaped umbrella-shaped switch 6, an annular air bag 7, an air bag inflation and deflation pipeline 8, a switch 9 and a tee joint 10.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In an embodiment, as shown in fig. 1, the present invention relates to a liquid collecting device for bronchoscope, comprising a sampling tube, a collecting tube 1 and a liquid collecting bottle 2; the sampling tube comprises an inner sleeve 3 and an outer sleeve 4; the inner sleeve 3 is sleeved with a collecting pipe 1; the collection tube 1 is communicated with a negative pressure liquid collection bottle 2; and the lower pipe orifices of the inner sleeve 3 and the outer sleeve 4 are respectively provided with a pipe orifice opening and closing device. The pipe orifice opening and closing device on the lower pipe orifice of the outer sleeve 4 comprises an annular air bag 7 and an air bag inflation and deflation pipeline 8; the air bag inflation and deflation pipeline 8 is communicated with the annular air bag 7, and the annular air bag 7 is arranged on the inner side of the lower pipe orifice of the outer sleeve 4. The pipe orifice opening and closing device on the lower pipe orifice of the inner sleeve 3 comprises an umbrella-shaped structure 5 and an L-shaped umbrella-shaped switch 6; the lower end of the L-shaped umbrella-shaped switch 6 is connected with the upper end of the umbrella-shaped structure 5 through a group of mutually meshed gear mechanisms; the inner wall of the outer sleeve 4 is provided with a spiral groove; the L-shaped umbrella-shaped switch 6 rotates to drive the umbrella-shaped structure 5 to move up and down in the spiral groove on the inner wall of the outer sleeve 4; the upper end of the umbrella-shaped structure 5 is sleeved on the lower pipe orifice of the inner sleeve 3. The liquid collecting bottle 2 is connected with a negative pressure suction device through a pipeline, and a switch 9 is arranged on the communicating pipeline. A tee joint 10 is arranged on a communicating pipeline of the collecting pipe 1 and the liquid collecting bottle 2.
Firstly, the L-shaped umbrella-shaped switch 6 rotates to drive the umbrella-shaped structure 5 to tightly press and close the lower pipe orifice of the inner sleeve 3; the annular air bag 7 is inflated through the air bag inflation and deflation pipeline 8, and the inner port of the outer sleeve 4 is inflated and sealed. The device is integrally inserted into an infected part of a patient along with a bronchoscope channel, and the inner sleeve 3 and the outer sleeve 4 are respectively provided with scale marks, so that the depth of the device entering a bronchus can be well identified and observed, and recording is facilitated. After the acquisition device reaches the infected part of a patient, the L-shaped umbrella-shaped switch 6 rotates to drive the umbrella-shaped structure 5 to open the pipe orifice channel of the inner sleeve 3, the annular air bag 7 is deflated through the air bag inflation and deflation pipeline 8, and the pipe orifice channel of the outer sleeve 4 is opened. The switch 9 is opened to control the communicating pipeline of the liquid collecting bottle 2 and the negative pressure suction device to form a negative pressure state, and under the action of the negative pressure, the liquid to be collected at the infected part is drained into the liquid collecting bottle 2; when the sampling amount in the liquid collecting bottle 2 is reached, the annular air bag 7 is inflated through the air bag inflation and deflation pipeline 8, the inner wall of the outer sleeve 4 is sealed in an annular mode, the L-shaped umbrella-shaped switch 6 rotates to drive the umbrella-shaped structure 5 to close the lower pipe opening of the inner sleeve 3, the switch 9 closes the negative pressure channel, and negative pressure is cut off to form, so that liquid sampling is completed.
The scales are arranged in the liquid collecting bottle 2, so that the collecting amount of the sampling sample can be conveniently and timely observed, the operation can be stopped conveniently and timely, and the pain of a patient can be relieved. A tee joint 10 is arranged on a communicating pipeline of the collecting pipe 1 and the liquid collecting bottle 2, and normal saline is injected through the tee joint to lavage bronchoalveolar lavage, so that the lavage liquid is not contacted with upper airway secretions, and the sampling is not polluted by upper airway flora; when no negative pressure suction device is arranged outside, the switch 9 is closed, and the three-way valve 10 is connected with an injector to perform manual negative pressure sampling drainage. The open end of the tee 10 is normally closed and is opened when necessary.
The umbrella-shaped structure 5 is arranged between the inner sleeve 3 and the outer sleeve 4 and is transversely connected and combined into a whole through the upper ends of a plurality of micro-bent core bone structures. The lower end of the L-shaped umbrella-shaped switch 6 is connected with the upper end of the umbrella-shaped structure 5 through a group of mutually meshed gear mechanisms; the inner wall of the outer sleeve 4 is provided with a spiral groove; the lower end of the L-shaped umbrella-shaped switch 6 is fixedly provided with a latch, the upper end of the umbrella-shaped structure 5 is fixedly provided with a latch, meanwhile, the umbrella-shaped structure 5 is clamped and installed in the spiral groove through the latch on the umbrella-shaped structure, and a gear at the lower end of the L-shaped umbrella-shaped switch 6 is meshed with a gear at the upper end of the umbrella-shaped structure 5. The L-shaped umbrella-shaped switch 6 rotates to drive the umbrella-shaped structure 5 to move up and down in the spiral groove on the inner wall of the outer sleeve 4, the L-shaped umbrella-shaped switch 6 rotates anticlockwise, through the mutually meshed gear mechanisms, the clamping teeth on the umbrella-shaped structure 5 gradually move upwards along with the spiral groove, the umbrella-shaped structure is pulled upwards, the slightly bent core bones in the umbrella-shaped structure 5 are gradually folded, and a plurality of slightly bent core bones are overlapped inwards and tightly held, so that the lower pipe orifice of the inner sleeve 3 is tightly pressed and closed, and the inner tightness of the collection pipe is ensured in the process of entering the bronchoscope. The whole device is introduced into a bronchoscope, after the device reaches an infected part, the L-shaped umbrella-shaped switch 6 rotates clockwise, through the mutually meshed gear mechanisms, the latch on the umbrella-shaped structure 5 gradually moves downwards along with the spiral groove on the outer sleeve 4, the umbrella-shaped structure is pressed downwards, the slightly bent core bone in the umbrella-shaped structure 5 gradually expands, the lower opening of the inner sleeve 3 is opened, and the acquisition channel of the acquisition tube 1 is opened. After the umbrella-shaped structure 5 is opened, the inner sleeve 3 and the collection tube 1 can be prevented from contacting the upper airway secretions adhered to the surface of the air bag, and the reliability of liquid collection is ensured. The switch operation part of the umbrella-shaped structure is L-shaped, the switch position is fixed, the umbrella-shaped structure 5 is ensured not to retract and deform in use, and the sampling and collecting process is ensured to be carried out smoothly. The air bag inflation and deflation pipeline 8 can be connected with an injector, the annular air bag 7 is inflated or the gas in the annular air bag 7 is reduced at any time through the injector, the inflation opening of the annular air bag 7 before the outer sleeve 4 is collected and sampled is sealed, and the device is ensured to be introduced into the bronchoscope and keep the sterile environment in the whole process of the collection process. The annular air bag 7 and the umbrella-shaped structure 5 close the sampling tube and the inner sleeve 3 in a double-tube-opening airtight manner, so that the whole sterile state of the sampling tube in the process of entering the bronchoscope to reach the infected part is ensured.
The collecting tube 1, the inner sleeve 3 and the outer sleeve 4 are all made of medical sterile soft materials; the whole collection device is made of disposable materials. The utility model discloses a general technique size: the outer sleeve 4 of the liquid collection device is typically 1.8mm in diameter, the inner sleeve 3 is typically 1.5mm in diameter, and the lower end of the inner sleeve 3 is 5mm shorter than the outer sleeve 4. The length of the outer sleeve 4 is 85cm, the length of the collecting tube is 110cm, and the diameter is 1.4 mm. The utility model discloses supporting bronchoscope absorbs air flue distal secretion and alveolar lavage liquid, and the sample operation is simple, swift, and whole gas tightness is good, and sample liquid sample whole journey is aseptic, effectively avoids the sample to receive the pollution of upper airway secretion, interference pathogen detection result; the whole body is disposable, and the disease transmission is prevented. The utility model discloses well each device overall diameter enlarges the triple, can be applicable to and reserve the sample through trachea cannula and use.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A liquid collection device for a bronchoscope, comprising: comprises a sampling tube, a collecting tube (1) and a liquid collecting bottle (2); the sampling tube comprises an inner sleeve (3) and an outer sleeve (4); the collection tube (1) is sleeved in the inner sleeve (3); the collection tube (1) is communicated with a negative pressure liquid collection bottle (2); and the lower pipe orifices of the inner sleeve (3) and the outer sleeve (4) are respectively provided with a pipe orifice opening and closing device.
2. A liquid collection device for a bronchoscope according to claim 1, wherein: the pipe orifice opening and closing device on the lower pipe orifice of the outer sleeve (4) comprises an annular air bag (7) and an air bag air charging and discharging pipeline (8); the air bag inflation and deflation pipeline (8) is communicated with the annular air bag (7), and the annular air bag (7) is arranged on the inner side of the lower pipe orifice of the outer sleeve (4).
3. A liquid collection device for a bronchoscope according to claim 1 or 2, characterized in that: the pipe orifice opening and closing device on the lower pipe orifice of the inner sleeve (3) comprises an umbrella-shaped structure (5) and an L-shaped umbrella-shaped switch (6); the lower end of the L-shaped umbrella-shaped switch (6) is connected with the upper end of the umbrella-shaped structure (5) through a pair of mutually meshed gear mechanisms; the inner wall of the outer sleeve (4) is provided with a spiral groove; the L-shaped umbrella-shaped switch (6) rotates to drive the umbrella-shaped structure (5) to move up and down in the spiral groove on the inner wall of the outer sleeve (4); the upper end of the umbrella-shaped structure (5) is sleeved on the lower pipe orifice of the inner sleeve (3).
4. A liquid collection device for a bronchoscope according to claim 1, wherein: the liquid collecting bottle (2) is connected with a negative pressure suction device through a pipeline, and a switch (9) is arranged on the communicating pipeline.
5. A liquid collection device for a bronchoscope according to claim 1 or 4, wherein: and a tee joint (10) is arranged on a communicating pipeline of the collecting pipe (1) and the liquid collecting bottle (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920823832.1U CN210134109U (en) | 2019-06-03 | 2019-06-03 | Liquid collecting device for bronchoscope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920823832.1U CN210134109U (en) | 2019-06-03 | 2019-06-03 | Liquid collecting device for bronchoscope |
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| Publication Number | Publication Date |
|---|---|
| CN210134109U true CN210134109U (en) | 2020-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920823832.1U Active CN210134109U (en) | 2019-06-03 | 2019-06-03 | Liquid collecting device for bronchoscope |
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| CN (1) | CN210134109U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110093262A (en) * | 2019-06-03 | 2019-08-06 | 天津市胸科医院 | A kind of liquid acquisition device for bronchoscope |
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2019
- 2019-06-03 CN CN201920823832.1U patent/CN210134109U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110093262A (en) * | 2019-06-03 | 2019-08-06 | 天津市胸科医院 | A kind of liquid acquisition device for bronchoscope |
| CN110093262B (en) * | 2019-06-03 | 2023-12-15 | 天津市胸科医院 | Liquid collection device for bronchoscope |
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