CN113197600A - Arthroscopic surgery specimen collecting device - Google Patents
Arthroscopic surgery specimen collecting device Download PDFInfo
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- CN113197600A CN113197600A CN202110642499.6A CN202110642499A CN113197600A CN 113197600 A CN113197600 A CN 113197600A CN 202110642499 A CN202110642499 A CN 202110642499A CN 113197600 A CN113197600 A CN 113197600A
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- cup
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- specimen
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/02—Instruments for taking cell samples or for biopsy
- A61B10/04—Endoscopic instruments
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- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
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- Veterinary Medicine (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention belongs to the field of medical instruments, and particularly relates to an arthroscopic surgery specimen collecting device which is characterized by comprising a collecting barrel, wherein the upper end of the collecting barrel is provided with a barrel upper end cover in threaded connection, the lower end of the collecting barrel is provided with a barrel lower end cover in threaded connection, the barrel upper end cover is provided with a feeding pipe, the barrel lower end cover is provided with a discharging pipe, the upper end of the feeding pipe is connected with a second branch of a three-way valve, one side of the discharging pipe is connected with a third branch of the three-way valve through a waste liquid pipe, a material collecting funnel is arranged inside the collecting barrel, the lower end of the material collecting funnel is connected with a suspended specimen collecting cup, the specimen collecting cup is designed with an upper opening and a lower opening, the lower port of the specimen collecting cup is provided with a cup filtering lower end cover in threaded connection, and the cup filtering lower end cover is provided with a plurality of filtering holes. The invention has the advantages of reasonable structure and convenient use. The invention can realize the collection of sterile specimen quickly and conveniently without causing infection in joints.
Description
Technical Field
The invention belongs to the field of medical instruments, and particularly relates to an arthroscopic surgery specimen collecting device.
Background
The arthroscopic surgery is to insert a lens metal tube with a lighting device into a joint cavity through a small incision, enlarge the internal structure of the joint cavity on a monitor, observe the pathological changes and the parts in the joint cavity, and simultaneously perform comprehensive examination and clean the pathological changes under the monitoring of a television. The arthroscopic surgery is a minimally invasive surgery and has two functions of diagnosis and treatment, samples need to be collected in the surgical process, the traditional samples are taken out through a pore channel after being clamped under the arthroscope, and then the arthroscopic forceps are fed into a joint cavity from a skin opening to continue the surgery. The above-mentioned sample collection process steps are loaded down with trivial details, cause the intra-articular infection easily.
Disclosure of Invention
The invention aims to provide an arthroscopic surgery specimen collecting device which can realize specimen collection by filtering out tissues in waste liquid while sucking the waste liquid under negative pressure, and the whole collecting process is aseptic operation without causing intra-articular infection.
The invention is realized by the following technical scheme:
the utility model provides an arthroscopic surgery sample collection system, a serial communication port includes the collecting vessel, the upper end of collecting vessel is equipped with threaded connection's bucket upper end cover, the lower extreme is equipped with threaded connection's bucket lower extreme cover, be equipped with the inlet pipe on the bucket upper end cover, be equipped with the discharging pipe on the bucket lower extreme cover, the inlet pipe upper end is connected with the second branch road of three-way valve, one side of discharging pipe is passed through the waste liquid pipe and is connected with the third branch road of three-way valve, the inside material funnel that receives that is equipped with of collecting vessel, the lower extreme of receiving funnel is connected with unsettled sample collection cup, open design about the sample collection cup, its lower port is equipped with threaded connection's cup filtration lower extreme cover, the cup filters and is equipped with a plurality of filtration pores on the lower extreme cover.
The upper end cover and the lower end cover of the collecting barrel are respectively in threaded connection with each other, so that the collecting barrel is convenient to assemble, and can be disassembled to perform thorough cleaning and disinfection operation after being used.
In order to ensure the negative pressure effect in the collecting barrel, sealing rings are arranged between the barrel upper end cover, the barrel lower end cover and the collecting barrel.
The collecting barrel and the receiving funnel inside the collecting barrel are of an integrated plastic structure.
The lower port of the specimen collecting cup is provided with a cup filtering lower end cover in threaded connection, one specimen collecting cup is matched with a plurality of cup filtering lower end covers, the aperture of a filtering hole on each cup filtering lower end cover is different, and a proper cup filtering lower end cover is selected according to the requirement.
A first branch of a three-way valve is connected with an arthroscope planer suction tube, a discharge tube at the lower end of a collection barrel is connected with a negative pressure suction tube, the negative pressure suction tube is connected with a waste liquid bag, and the waste liquid bag is connected with a negative pressure suction device (a vacuum pump).
When a sample is required to be collected, the third branch of the three-way valve is closed, the first branch and the second branch are opened, the negative pressure suction device is started, waste liquid sucked by the suction tube of the arthroscope planer enters the collection barrel through the three-way valve under the action of negative pressure, enters the sample collection cup through the material receiving funnel, the sample is remained in the sample collection cup under the filtration of the cup filtration lower end cover, and the filtered waste liquid enters the waste liquid bag through the discharge tube and the negative pressure suction tube.
After the sample collection is finished, the second branch of the three-way valve is closed, the third branch is opened, and the waste liquid enters the waste liquid bag through the three-way valve, the waste liquid pipe, the discharge pipe and the negative pressure suction pipe.
When the arthroscopic surgery is finished and the waste liquid is not required to be sucked by negative pressure, the first branch of the three-way valve can be closed.
When the sample collecting cup needs to be taken out, the lower end cover of the collecting barrel is opened, and the sample collecting cup is taken down from the lower end of the collecting barrel, so that the whole operation process can be realized, and the hand can not contact the sample in the cup body.
The space between the specimen collecting cup and the collecting barrel is larger, so that a hand can conveniently extend into the collecting barrel from the lower end of the collecting barrel to take out the specimen collecting cup.
The specimen collection cup of the present invention needs to be conveniently connected and separated from the receiving funnel, as an optimal solution: the outer side of the lower end of the receiving funnel is provided with external threads, the inner side of the upper port of the sample collecting cup is provided with internal threads matched with the external threads at the lower end of the receiving funnel, and the receiving funnel and the sample collecting cup are in threaded connection.
As another preferred embodiment: the receiving funnel is characterized in that a plurality of limiting columns protruding outwards are arranged on the outer side of the lower end of the receiving funnel, spherical limiting protrusions are arranged at the front ends of the limiting columns, the diameter of each spherical limiting protrusion is 1.2-1.5 times of that of each limiting column, a limiting groove corresponding to the limiting column in position is arranged on the upper portion of the sample collecting cup, each limiting groove is L-shaped and comprises a vertical groove and a transverse groove which are communicated with each other, the upper end of each vertical groove extends to the upper edge of the sample collecting cup, the width of each vertical groove and the width of each transverse groove are equal to or larger than that of each limiting column, a semicircular groove which is recessed upwards is arranged at the outer end of each transverse groove, the diameter of each semicircular groove is equal to that of each limiting column, and the receiving funnel and the sample collecting cup are of a clamping structure.
Further, the lower end cover of the barrel is a conical cover. The waste liquid is conveniently and completely discharged, and waste liquid accumulation is avoided.
Furthermore, the upper end of the specimen collecting cup is provided with a cup upper end sealing cover which is buckled or connected in a threaded manner, and the lower end of the specimen collecting cup is provided with a cup lower end sealing cover which is buckled or connected in a threaded manner.
The specimen collection cup is required to be checked after being collected, in order to prevent the specimen from being polluted in the checking process, the specimen collection cup is also provided with a cup upper end sealing cover and a cup lower end sealing cover, and the cup body is immediately sealed by the cup upper end sealing cover and the cup lower end sealing cover after the specimen collection cup is taken out from the collection barrel.
When the sealing cover at the upper end of the cup and the sealing cover at the lower end of the cup are in threaded connection with the specimen collecting cup, the outer side of the upper port of the specimen collecting cup is provided with external threads, and the outer side of the lower end cover of the cup filter is provided with external threads.
Furthermore, the collecting barrel is a transparent barrel, the specimen collecting cup is a transparent cup, and scales are arranged on one side of the cup body.
The collecting barrel and the specimen collecting cup are preferably made of transparent plastics. It can be convenient the whole process of negative pressure collection sample of observation.
The invention has the advantages of reasonable structure and convenient use. The invention can realize the collection of sterile specimen quickly and conveniently without causing infection in joints.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a receiving hopper in embodiment 1 of the present invention;
FIG. 3 is a schematic structural view of a specimen collection cup according to example 1 of the present invention;
FIG. 4 is a schematic structural view of a receiving hopper in embodiment 2 of the present invention;
FIG. 5 is a schematic structural view of a specimen collection cup according to example 2 of the present invention;
FIG. 6 is a schematic view of the specimen collection cup of the present invention in a presentation configuration.
As shown in the figure: 1. a discharge pipe; 2. a lower end cover of the barrel; 3. a collection barrel; 4. a specimen collection cup; 4-1, graduation; 4-2. internal thread; 4-3, cup filtering the lower end cover; 4-4, a limit groove; 4-5, sealing the upper end of the cup by a sealing cover; 4-6. sealing the lower end of the cup; 5. a receiving hopper; 5-1. external thread; 5-2, a spherical limiting bulge; 5-3, a limit column; 6. an upper end cover of the barrel; 7. a feed pipe; 8. a three-way valve; 9. a waste liquid pipe.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby. It is to be noted that, unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the invention pertains.
Example 1
As shown in fig. 1, 2, and 3: the upper end and the lower section of the collecting barrel 3 made of transparent plastic are respectively provided with an upper barrel end cover 6 and a lower barrel end cover 2 which are connected by screw threads, the upper barrel end cover 6 is connected with a feeding pipe 7, the lower barrel end cover 2 is connected with a discharging pipe 1, the feeding pipe 7, discharging pipe 1 all communicates with each other with collecting vessel 3, the second branch road of inlet pipe 7 upper end and three-way valve 8 is connected, the third branch road of three-way valve 8 passes through the waste liquid pipe and is connected with one side of discharging pipe 1, collecting vessel 3 inside is equipped with integrative material receiving funnel 5, material receiving funnel 5 lower port passes through threaded connection with sample collection cup 4, sample collection cup 5 upper port inside is equipped with internal thread 4-2, the material receiving funnel 5 lower port outside is equipped with external screw thread 5-1 with internal thread 4-2 matching, the bottom opening of sample collection cup 5, the cup that is equipped with threaded connection filters lower end cover 4-3, be equipped with a plurality of filtration holes on the cup filters lower end cover 4-3.
Before this embodiment uses, select the cup of suitable aperture to filter lower extreme cover 4-3, will install on the lower port of sample collection cup 4, then unscrew bucket lower extreme cover 2, handheld sample collection cup 4 is put into 3 insides of collecting vessel and 5 threaded connection of receiving hopper from 3 lower ports of collecting vessel, screws up bucket lower extreme cover 2 again.
When the embodiment is used: the first branch of the three-way valve 8 is connected with an arthroscope planer suction tube, a discharge tube 1 at the lower end of the collecting barrel 3 is connected with a negative pressure suction tube, the negative pressure suction tube is connected with a waste liquid bag, and the waste liquid bag is connected with a negative pressure suction device (vacuum pump).
When needing sample collection, close the third branch road of three-way valve 8, open first branch road and second branch road, start negative pressure suction device, under the negative pressure effect, the waste liquid that arthroscope planer suction tube absorbs passes through three-way valve 8 and gets into collecting vessel 3, gets into sample collection cup 4 through receiving material funnel 5, filters under lower extreme cover 4-3's filtration at the cup, and the sample is stayed in sample collection cup 4, and the waste liquid after the filtration passes through discharging pipe 1, negative pressure suction tube gets into the waste liquid bag. The whole specimen collection process can be observed in real time through the transparent collecting barrel 3 and the specimen collecting cup.
After the sample collection finishes, close the second branch road of three-way valve 8, open the third branch road, the waste liquid passes through three-way valve 8, waste liquid pipe 9, discharging pipe 1 and negative pressure and attracts the pipe and gets into the waste liquid bag.
When the arthroscopic surgery is finished and the waste liquid is not required to be sucked by negative pressure, the first branch of the three-way valve 8 can be closed.
When the specimen collecting cup 4 needs to be taken out, the lower end cover 2 of the collecting barrel 3 is opened, the specimen collecting cup 4 is taken down from the lower end of the collecting barrel 3, as shown in fig. 6, the sealing cover 4-5 at the upper end of the cup and the sealing cover 4-6 at the lower end of the cup are respectively buckled or screwed at the upper end and the lower end of the specimen collecting cup 4, and then the specimen collecting cup is sent for inspection.
Example 2
As shown in fig. 1, 4, and 5: the lower end opening of the material receiving funnel 5 is connected with the sample collecting cup 4 in a clamping way through a limiting column 5-3 and a limiting groove 4-5, the outer side of the lower end of the material receiving funnel 5 is provided with a plurality of limiting columns 5-3 which are outwards protruded and radially distributed, the front end of each limiting column 5-3 is provided with a spherical limiting bulge 5-2, the diameter of each spherical limiting bulge 5-2 is 1.2-1.5 times of the diameter of each limiting column 5-3, the upper part of the sample collecting cup 4 is provided with a limiting groove 4-5 corresponding to the position of each limiting column, the limiting groove is L-shaped and comprises a vertical groove and a transverse groove which are communicated, the upper end of the vertical groove extends to the upper edge of the specimen collecting cup 4, the widths of the vertical groove and the transverse groove are equal to or larger than the diameter of the limiting column 5-3, the outer end of the transverse groove is provided with a semicircular groove which is sunken upwards, and the diameter of the semicircular groove is equal to the diameter of the limiting column 5-3. The rest is the same as example 1.
The embodiment is the same as embodiment 1 when in use, and is only the sample is collected 4 and the material is received and the dismouting is more swift convenient between the funnel.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.
Claims (6)
1. The utility model provides an arthroscopic surgery sample collection system, a serial communication port includes the collecting vessel, the upper end of collecting vessel is equipped with threaded connection's bucket upper end cover, the lower extreme is equipped with threaded connection's bucket lower extreme cover, be equipped with the inlet pipe on the bucket upper end cover, be equipped with the discharging pipe on the bucket lower extreme cover, the inlet pipe upper end is connected with the second branch road of three-way valve, one side of discharging pipe is passed through the waste liquid pipe and is connected with the third branch road of three-way valve, the inside material funnel that receives that is equipped with of collecting vessel, the lower extreme of receiving funnel is connected with unsettled sample collection cup, open design about the sample collection cup, its lower port is equipped with threaded connection's cup filtration lower extreme cover, the cup filters and is equipped with a plurality of filtration pores on the lower extreme cover.
2. The arthroscopic surgical specimen collection device according to claim 1, wherein the receiving funnel is provided with external threads on the outer side of the lower end thereof, and the specimen collection cup is provided with internal threads on the inner side of the upper port thereof, the internal threads matching with the external threads on the lower end of the receiving funnel.
3. The arthroscopic surgical specimen collection device according to claim 1, wherein a plurality of outwardly protruding limiting columns are arranged on the outer side of the lower end of the material receiving funnel, spherical limiting protrusions are arranged at the front ends of the limiting columns, the diameter of each spherical limiting protrusion is 1.2-1.5 times that of each limiting column, limiting grooves corresponding to the limiting columns in position are arranged on the upper portions of the specimen collecting cups, each limiting groove is L-shaped and comprises a vertical groove and a transverse groove which are communicated, the upper ends of the vertical grooves extend to the upper edges of the specimen collecting cups, the widths of the vertical grooves and the transverse grooves are equal to or larger than the diameters of the limiting columns, semicircular grooves which are recessed upwards are arranged at the outer ends of the transverse grooves, and the diameters of the semicircular grooves are equal to the diameters of the limiting columns.
4. The arthroscopic surgical specimen collection device according to claim 1, wherein the lower end cap of the barrel is a cone-shaped cap.
5. The arthroscopic surgical specimen collection device according to claim 1, wherein the upper end of the specimen collection cup is provided with a cup upper end sealing cover which is buckled or screwed, and the lower end of the specimen collection cup is provided with a cup lower end sealing cover which is buckled or screwed.
6. The arthroscopic surgical specimen collection device according to claim 1, 2, 3 or 5, wherein the collection barrel is a transparent barrel, the specimen collection cup is a transparent cup, and one side of the cup body is provided with scales.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110642499.6A CN113197600A (en) | 2021-06-09 | 2021-06-09 | Arthroscopic surgery specimen collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110642499.6A CN113197600A (en) | 2021-06-09 | 2021-06-09 | Arthroscopic surgery specimen collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113197600A true CN113197600A (en) | 2021-08-03 |
Family
ID=77024541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110642499.6A Pending CN113197600A (en) | 2021-06-09 | 2021-06-09 | Arthroscopic surgery specimen collecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113197600A (en) |
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2021
- 2021-06-09 CN CN202110642499.6A patent/CN113197600A/en active Pending
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