CN111481236B - Digestive tract liquid biopsy sampling device for internal medicine - Google Patents
Digestive tract liquid biopsy sampling device for internal medicine Download PDFInfo
- Publication number
- CN111481236B CN111481236B CN202010296671.2A CN202010296671A CN111481236B CN 111481236 B CN111481236 B CN 111481236B CN 202010296671 A CN202010296671 A CN 202010296671A CN 111481236 B CN111481236 B CN 111481236B
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- tube
- push rod
- sleeve
- sampling device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- A61B10/0045—Devices for taking samples of body liquids
-
- 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
- A61B10/0045—Devices for taking samples of body liquids
- A61B2010/0061—Alimentary tract secretions, e.g. biliary, gastric, intestinal, pancreatic secretions
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to a digestive tract liquid biopsy sampling device for internal medicine, which belongs to the medical field and comprises a needle tube, wherein the needle tube is provided with a cap, the cap is provided with a push rod, the push rod is provided with a first piston, the needle tube is provided with a connecting tube, the connecting tube is provided with a second one-way valve, the connecting tube is provided with a cover plate, the cover plate is provided with a liquid accumulation barrel, the needle tube is provided with a middle tube, the middle tube is provided with a first one-way valve, the middle tube is provided with a straight tube, the straight tube is provided with a T-shaped push rod, the T-shaped push rod is provided with a reset structure, the reset structure is connected with a blocking barrel, the blocking barrel is provided with a sleeve, the sleeve is in threaded connection with the middle tube, and the blocking barrel and the sleeve are provided with through holes.
Description
Technical Field
The invention relates to the field of medical treatment, in particular to a digestive tract liquid biopsy sampling device for internal medicine.
Background
The digestive tract is a long muscular tube which extends from the oral cavity to the pharynx, the esophagus, the stomach, the small intestine, the large intestine and the anal canal, and comprises the oral cavity, the pharynx, the esophagus, the stomach, the small intestine, the duodenum, the jejunum, the ileum, the large intestine cecum, the appendix, the colon, the rectum, the anal canal and the like. The digestive glands include small digestive glands and large digestive glands. The small digestive gland is located in the wall of each part of the digestive tract, and the large digestive gland has three pairs of salivary gland parotid gland, submandibular gland, sublingual gland, liver and pancreas, which are all drained into the digestive tract by ducts.
The biopsy technique of the digestive tract has important significance for diagnosing digestive tract diseases. The gastroenterology patient is because the alimentary canal system problem, thereby the normal operation of excreting of health has been influenced, for the data of the various digestive juice contents of concrete analysis stomach, need extract mixtures such as patient's stomach digestive juice through equipment, the sick situation of stomach is judged to rethread detection, current sampling device is when the sample because alimentary canal bonding viscosity is high, cause the jam easily, and simultaneously, inconvenient blocking up the sample position after the sample, the liquid of other positions gets into sampling device easily, cause easily to obscure, make the inspection inaccurate.
Based on the technical problem, the invention provides a digestive tract liquid biopsy sampling device for internal medicine, which solves the technical problem.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. To this end, it is an object of the present invention to provide a digestive tract liquid biopsy sampling device for medical use.
The invention is realized by the following technical scheme: the utility model provides a alimentary canal liquid biopsy sampling device for internal medicine, includes the needle tubing, there is the block left end of needle tubing through thread groove threaded connection, the block is connected with the push rod through the slide opening, the left end fixedly connected with of push rod and needle tubing laminating sliding connection's first piston, needle tubing left end bottom fixedly connected with connecting pipe, fixedly connected with second check valve on the connecting pipe, connecting pipe bottom fixedly connected with apron, apron threaded connection has the hydrops bucket, needle tubing right-hand member fixedly connected with intervalve, the left end fixedly connected with first check valve of intervalve, the intervalve is at the right-hand member fixedly connected with straight tube of first check valve, there is T shape push rod at the straight tube top through slide opening laminating sliding connection, T shape push rod bottom is equipped with reset structure, reset structure is connected with keeps off a section of thick bamboo, keep off a section of thick bamboo outer wall laminating sliding connection and have the sleeve, and sleeve and intervalve threaded connection, keep off a section of thick bamboo and sleeve and evenly offer the through-hole that is used for the sample.
As a further improvement of the scheme, the outer end of the push rod is fixedly connected with a push plate.
As a further improvement of the scheme, a glass window is fixedly connected to the through hole of the side wall of the liquid accumulation barrel, and scale marks are fixedly connected to the outer wall of the glass window of the liquid accumulation barrel.
As a further improvement of the above scheme, the top of the cover plate is fixedly connected with an air outlet pipe, and the air outlet pipe is fixedly connected with a third one-way valve.
As a further improvement of the scheme, the side wall of the T-shaped push rod is fixedly connected with a second piston which is attached to the straight pipe in a sliding connection mode.
As a further improvement of the scheme, the reset structure comprises a connecting rope, a spring and a straight rod, the bottom of the T-shaped push rod is fixedly connected with the connecting rope, the right end of the connecting rope is connected with the straight rod, the right end of the straight rod is fixedly connected with the blocking barrel, the spring is arranged between the middle pipe and the blocking barrel, and when the connecting rope is loosened, the spring pushes the through hole of the blocking barrel to coincide with the through hole of the sleeve.
As the further improvement of the above scheme, the spring sleeve is arranged at the outer end of the connecting rope, and the two ends of the spring are not fixedly connected with the middle pipe and the blocking barrel.
As a further improvement of the scheme, the left end of the straight rod is fixedly connected with a convex block, the convex block is connected with a fixing bolt through a threaded hole in a threaded manner, and the bottom of the fixing bolt penetrates through the connecting rope and is connected with the convex block.
As a further improvement of the scheme, the outer wall of the blocking cylinder is uniformly provided with limiting sliding grooves along the circumferential direction, the inner wall of the sleeve is uniformly and fixedly connected with limiting sliding blocks along the circumferential direction, and the limiting sliding blocks are in sliding connection with the limiting sliding grooves in a fitting mode.
Compared with the prior art, the invention has the beneficial effects that:
1. when the sampling device is used for sampling, the connecting rope is in a loose state, the push plate drives the push rod to move, the push rod drives the first piston to move leftwards, the first piston enables the needle tube to be in negative pressure, the first one-way valve is opened, the second one-way valve is closed, liquid in the alimentary canal enters the middle tube through the through hole and then enters the needle tube, then the first piston is pushed to move rightwards, the first one-way valve is closed, the second one-way valve and the third one-way valve are opened, the liquid in the needle tube enters the liquid accumulation barrel through the connecting tube to be collected, the device is enabled to conveniently sample the liquid in the alimentary canal, the third one-way valve is designed on the air outlet tube, external air can be prevented from entering the liquid accumulation barrel, influence of the external air on the sampled liquid is avoided, and a worker can conveniently know the sampling amount in the liquid accumulation barrel in time by designing a glass window and scale marks on the outer wall of the liquid accumulation barrel.
2. According to the invention, the T-shaped push rod in the straight pipe moves upwards, the T-shaped push rod drives the connecting rope of the reset structure to move, the connecting rope drives the baffle cylinder to move through the straight rod, the solid part of the baffle cylinder is driven to move to the through hole of the sleeve, the through hole of the sleeve is blocked, the through hole of the sleeve is conveniently blocked after sampling, liquid at other parts cannot enter the sampling device when the sleeve moves, the sampling correctness is ensured, the inspection is more accurate, the T-shaped push rod is intermittently moved during sampling, the baffle cylinder moves leftwards when the T-shaped push rod is pulled, when the T-shaped push rod is released, the spring pushes the straight rod to move, the straight rod pushes the baffle cylinder to move rightwards, the baffle cylinder conveniently stirs the sampled viscous liquid, the viscous liquid flows, the through hole of the sleeve is prevented from being blocked by the viscous liquid, and the sampling continuity is ensured;
3. the lug and the connecting rope are connected through the fixing bolt, so that the connecting rope is conveniently separated from the lug, meanwhile, the sleeve is in threaded connection with the middle pipe, the sleeve is conveniently assembled and disassembled on the middle pipe, in addition, the blocking barrel is in sliding connection with the limiting sliding block of the sleeve through the limiting sliding groove, so that the sleeve and the blocking barrel are conveniently assembled and disassembled, and the blocking barrel and the sleeve are conveniently cleaned and replaced;
drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a cross-sectional view of the structure of the present invention;
FIG. 3 is a cross-sectional view of the sleeve and its attachment structure of the present invention;
FIG. 4 is a left side view of the sleeve and its attachment structure of the present invention;
FIG. 5 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
the reference numerals are as follows:
1. the needle tube 2, the push plate 3, the push rod 4, the cap 5, the straight tube 6, the middle tube 7, the sleeve 8, the first check valve 9, the second check valve 10, the connecting tube 11, the cover plate 12, the liquid storage barrel 13, the scale mark 14, the glass window 15, the third check valve 16, the air outlet tube 17, the first piston 18, the T-shaped push rod 19, the second piston 20, the connecting rope 21, the bump 22, the fixing bolt 23, the baffle barrel 24, the through hole 25, the straight rod 26, the spring 27, the limiting slide block 28 and the limiting slide groove.
Detailed Description
In order to make the technical solutions of the present application better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort shall fall within the protection scope of the present application.
The technical scheme of the invention is further explained by combining the attached drawings.
Example 1
As shown in figures 1-5, the biopsy sampling device for digestive tract liquid for internal medicine comprises a needle tube 1, wherein the left end of the needle tube 1 is connected with a cap 4 through a thread groove and a thread, the cap 4 is connected with a push rod 3 through a slide hole, the left end of the push rod 3 is fixedly connected with a first piston 17 which is jointed and glidingly connected with the needle tube 1, the bottom of the left end of the needle tube 1 is fixedly connected with a connecting tube 10, the connecting tube 10 is fixedly connected with a second one-way valve 9, the bottom of the connecting tube 10 is fixedly connected with a cover plate 11, the cover plate 11 is connected with a liquid accumulation barrel 12 through a thread, the right end of the needle tube 1 is fixedly connected with a middle tube 6, the left end of the middle tube 6 is fixedly connected with a first one-way valve 8, the right end of the middle tube 6 is fixedly connected with a straight tube 5 at the right end of the first one-way valve 8, the top of the straight tube 5 is jointed and glidingly connected with a T-shaped push rod 3 through a slide hole, the bottom of the T-shaped push rod 3 is provided with a reset structure, the reset structure comprises a connecting rope 20, a spring 26 and a straight rod 25, the bottom of the T-shaped push rod 3 is fixedly connected with the connecting rope 20, the right end of the connecting rope 20 is connected with the straight rod 25, the right end of the straight rod 25 is fixedly connected with the blocking cylinder 23, the spring 26 is arranged between the middle pipe 6 and the blocking cylinder 23, when the connecting rope 20 is loosened, the spring 26 pushes the through hole 24 of the blocking cylinder 23 to coincide with the through hole 24 of the sleeve 7, the spring 26 is sleeved at the outer end of the connecting rope 20, the two ends of the spring 26 are not fixedly connected with the middle pipe 6 and the blocking cylinder 23, the spring 26 is convenient to assemble and disassemble between the blocking cylinder 23 and the middle pipe 6, the reset structure is connected with the blocking cylinder 23, the sleeve 7 is in fit and sliding connection with the outer wall of the blocking cylinder 23, the sleeve 7 is in threaded connection with the middle pipe 6, the blocking cylinder 23 and the sleeve 7 are uniformly provided with the through holes 24 for sampling, the T-shaped push rod 18 moves upwards in the straight pipe 5, the T-shaped push rod 18 drives the connecting rope 20 of the reset structure to move, connecting rope 20 passes through straight-bar 25 and drives a fender section of thick bamboo 23 and remove, the solid position that drives a fender section of thick bamboo 23 removes the through-hole 24 department to sleeve 7, plug up the through-hole 24 of sleeve 7, conveniently plug up the through-hole 24 position of sleeve 7 after the sample, make the liquid at other positions can not get into in the sampling device when sleeve 7 removes, the correctness of sample has been guaranteed, make the inspection more accurate, when the sample, intermittent type nature's activity T shape push rod 18, keep off a section of thick bamboo 23 and remove to the left during pulling T shape push rod 8, when loosening T shape push rod 25, spring 26 promotes straight-bar 25 and removes, straight-bar 25 promotes a fender section of thick bamboo 23 and removes, keep off thick liquid that a section of thick bamboo 23 conveniently stirs the thick liquid of sample, help thick liquid to flow, avoid thick liquid to plug up sleeve 7's through-hole 24, the sample continuity has been guaranteed.
Example 2
Example 2 is a further modification to example 1.
As shown in figures 1-5, the biopsy sampling device for digestive tract liquid for internal medicine comprises a needle tube 1, wherein the left end of the needle tube 1 is connected with a cap 4 through a thread groove and a thread, the cap 4 is connected with a push rod 3 through a slide hole, the left end of the push rod 3 is fixedly connected with a first piston 17 which is jointed and glidingly connected with the needle tube 1, the bottom of the left end of the needle tube 1 is fixedly connected with a connecting tube 10, the connecting tube 10 is fixedly connected with a second one-way valve 9, the bottom of the connecting tube 10 is fixedly connected with a cover plate 11, the cover plate 11 is connected with a liquid accumulation barrel 12 through a thread, the right end of the needle tube 1 is fixedly connected with a middle tube 6, the left end of the middle tube 6 is fixedly connected with a first one-way valve 8, the right end of the middle tube 6 is fixedly connected with a straight tube 5 at the right end of the first one-way valve 8, the top of the straight tube 5 is jointed and glidingly connected with a T-shaped push rod 3 through a slide hole, the bottom of the T-shaped push rod 3 is provided with a reset structure, the resetting structure comprises a connecting rope 20, a spring 26 and a straight rod 25, the bottom of the T-shaped push rod 3 is fixedly connected with the connecting rope 20, the right end of the connecting rope 20 is connected with the straight rod 25, the right end of the straight rod 25 is fixedly connected with a baffle cylinder 23, the spring 26 is arranged between an intermediate pipe 6 and the baffle cylinder 23, when the connecting rope 20 is loosened, the spring 26 pushes a through hole 24 of the baffle cylinder 23 to coincide with a through hole 24 of a sleeve 7, the spring 26 is sleeved at the outer end of the connecting rope 20, the two ends of the spring 26 are not fixedly connected with the intermediate pipe 6 and the baffle cylinder 23, the left end of the straight rod 25 is fixedly connected with a lug 21, the lug 21 is in threaded connection with a fixing bolt 22 through a threaded hole, the bottom of the fixing bolt 22 is connected with the lug 21 through the connecting rope 20, the resetting structure is connected with the baffle cylinder 23, the outer wall of the baffle cylinder 23 is in a fit and sliding connection with the sleeve 7, the sleeve 7 is in threaded connection with the intermediate pipe 6, the baffle cylinder 23 and the sleeve 7 are uniformly provided with the through holes 24 for sampling, keep off a section of thick bamboo 23 outer wall and evenly seted up spacing spout 28 along the circumferencial direction, the even fixedly connected with limit slide 27 of sleeve 7 inner wall along the circumferencial direction, limit slide 27 and the equal sliding connection of spacing spout 28 laminating, the through-hole 24 of having guaranteed a section of thick bamboo 23 is controlled in the through-hole 24 below of sleeve 7 and is removed, connect lug 21 and connecting rope 20 through fixing bolt 22, make connecting rope 29 convenient and lug 21 separation, sleeve 7 and well 6 threaded connection of pipe, make sleeve 7 conveniently load and unload on well 6, furthermore, keep off a section of thick bamboo 23 and pass through limit slide 27 sliding connection of spacing spout 28 and sleeve 7, make sleeve 7 and the convenient loading and unloading of a section of thick bamboo 23, conveniently clear up and change a section of thick bamboo 23 and sleeve 7.
Example 3
As shown in figures 1-5, a digestive tract liquid biopsy sampling device for internal medicine comprises a needle tube 1, wherein the left end of the needle tube 1 is connected with a cap 4 through a thread groove and a thread, the cap 4 is connected with a push rod 3 through a sliding hole, the outer end of the push rod 3 is fixedly connected with a push plate 2, the left end of the push rod 3 is fixedly connected with a first piston 17 which is jointed with the needle tube 1 in a sliding manner, the bottom of the left end of the needle tube 1 is fixedly connected with a connecting tube 10, the connecting tube 10 is fixedly connected with a second one-way valve 9, the bottom of the connecting tube 10 is fixedly connected with a cover plate 11, the top of the cover plate 11 is fixedly connected with an air outlet tube 15, the air outlet tube 15 is fixedly connected with a third one-way valve 16, the cover plate 11 is connected with a liquid accumulation barrel 12 through a thread, a glass window 14 is fixedly connected with a through hole 24 on the side wall of the liquid accumulation barrel 12, the outer wall of the glass window 14 is fixedly connected with a scale mark 13, and the right end of the needle tube 1 is fixedly connected with a middle tube 6, the left end of the middle tube 6 is fixedly connected with a first one-way valve 8, the right end of the first one-way valve 8 of the middle tube 6 is fixedly connected with a straight tube 5, the top of the straight tube 5 is connected with a T-shaped push rod 3 in a sliding fit manner through a slide hole, the side wall of the T-shaped push rod 3 is fixedly connected with a second piston 19 in a sliding fit manner with the straight tube 5, the bottom of the T-shaped push rod 3 is provided with a reset structure, the reset structure is connected with a blocking cylinder 23, the outer wall of the blocking cylinder 23 is connected with a sleeve 7 in a sliding fit manner, the sleeve 7 is in threaded connection with the middle tube 6, the blocking cylinder 23 and the sleeve 7 are uniformly provided with through holes 24 for sampling, a connecting rope 20 is in a loose state during sampling, the push plate 2 drives the push rod 3 to move, the push rod 3 drives the first piston 17 to move leftwards, the first piston 17 enables the needle tube 1 to be in a negative pressure, the first one-way valve 8 is opened, the second one-way valve 9 is closed, liquid in the alimentary canal enters the middle tube 6 through the through holes 24, get into needle tubing 1 again, then promote first piston 17 and remove rightly, first check valve 8 is closed, second check valve 9 and third check valve 15 are opened, liquid in the needle tubing 1 passes through connecting pipe 10 and gets into in hydrops bucket 12 and collect, make the device conveniently sample the liquid in the alimentary canal, through design third check valve 15 on outlet duct 16, can avoid outside air to get into in hydrops bucket 12, can guarantee the atmospheric pressure balance in the hydrops bucket 12 simultaneously, avoid outside air to lead to the fact the influence to the liquid of sample, again through design glass window 14 and scale mark 13 at hydrops bucket 12 outer wall, make things convenient for the staff in time to know the interior sampling volume of hydrops bucket.
The specific use is as follows: when sampling, the connecting rope 20 is in a loose state, the push plate 2 drives the push rod 3 to move, the push rod 3 drives the first piston 17 to move leftwards, the first piston 17 enables the needle tube 1 to be in negative pressure, the first one-way valve 8 is opened, the second one-way valve 9 is closed, liquid in a digestive tract enters the middle tube 6 through the through hole 24 and then enters the needle tube 1, then the first piston 17 is pushed to move rightwards, the first one-way valve 8 is closed, the second one-way valve 9 and the third one-way valve 15 are opened, liquid in the needle tube 1 enters the liquid accumulating barrel 12 through the connecting tube 10 to be collected, so that the device can conveniently sample liquid in the digestive tract, by designing the third one-way valve 15 on the air outlet tube 16, external air can be prevented from entering the liquid accumulating barrel 12, meanwhile, air pressure balance in the liquid accumulating barrel 12 can be ensured, influence of the sampled liquid is avoided due to external air, a glass window 14 and a scale line 13 are designed on the outer wall of the liquid accumulating barrel 12, a worker can conveniently know sampling amount in time in the sampling in the liquid accumulating barrel in time, when sampling, the intermittent movable T-shaped push rod 18 is pulled, the T-shaped baffle 23 is helpful for plugging, the pushing of the thick liquid to move leftwards, the straight rod 23 is facilitated, the straight rod 23 is pushed, the thick liquid sampling barrel 23, the straight rod 23 is convenient to move, the straight rod 23 to move, the straight rod is pushed, the straight rod 23 is convenient to move, the straight rod 23, the straight rod is pushed, the straight rod 23 to move leftwards; after sampling is finished, the T-shaped push rod 18 in the straight pipe 5 is pushed to move upwards, the T-shaped push rod 18 drives the connecting rope 20 of the reset structure to move, the connecting rope 20 drives the blocking cylinder 23 to move through the straight rod 25, the solid part of the blocking cylinder 23 is driven to move to the through hole 24 of the sleeve 7, the through hole 24 of the sleeve 7 is blocked, the through hole 24 of the sleeve 7 is conveniently blocked after sampling, liquid at other parts cannot enter the sampling device when the sleeve 7 moves, sampling accuracy is guaranteed, and inspection is more accurate;
connect lug 21 and connection rope 20 through fixing bolt 22 for connect the convenient and the lug 21 separation of rope 29, simultaneously sleeve 7 and intermediate tube 6 threaded connection, make sleeve 7 conveniently load and unload on intermediate tube 6, in addition, keep off a section of thick bamboo 23 through spacing slider 27 sliding connection of spacing spout 28 and sleeve 7, make sleeve 7 and a fender section of thick bamboo 23 conveniently load and unload, conveniently clear up and change a fender section of thick bamboo 23 and sleeve 7.
The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the invention, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (8)
1. A digestive tract liquid biopsy sampling device for internal medicine comprises a needle tube (1), and is characterized in that: the needle tube sampling device is characterized in that the left end of the needle tube (1) is connected with a cap (4) through thread grooves and threads, the cap (4) is connected with a push rod (3) through a sliding hole, the left end of the push rod (3) is fixedly connected with a first piston (17) which is in fit sliding connection with the needle tube (1), the bottom of the left end of the needle tube (1) is fixedly connected with a connecting tube (10), a second one-way valve (9) is fixedly connected onto the connecting tube (10), the bottom of the connecting tube (10) is fixedly connected with a cover plate (11), the cover plate (11) is in thread connection with a liquid accumulation barrel (12), the right end of the needle tube (1) is fixedly connected with a middle tube (6), the left end of the middle tube (6) is fixedly connected with a first one-way valve (8), the middle tube (6) is fixedly connected with a straight tube (5) at the right end of the first one-way valve (8), the top of the straight tube (5) is in fit sliding connection with a T-shaped push rod (18) through a sliding hole, the bottom of the T-shaped push rod (18) is provided with a reset structure, the reset structure is connected with a blocking barrel (23), the fit sliding connection with an outer wall of the blocking barrel (23), a sliding sleeve (7) is in fit sliding connection, the sleeve (7) and a through hole is uniformly connected with the sleeve (7), and a through hole (24) for uniformly connected with the sampling barrel (23); the reset structure comprises a connecting rope (20), a spring (26) and a straight rod (25), the bottom of the T-shaped push rod (18) is fixedly connected with the connecting rope (20), the right end of the connecting rope (20) is connected with the straight rod (25), the right end of the straight rod (25) is fixedly connected with the blocking barrel (23), the spring (26) is arranged between the middle pipe (6) and the blocking barrel (23), and the connecting rope (20) pushes the through hole (24) of the blocking barrel (23) to coincide with the through hole (24) of the sleeve (7) when the spring (26) is loosened.
2. A medical digestive tract liquid biopsy sampling device according to claim 1, wherein: the outer end of the push rod (3) is fixedly connected with a push plate (2).
3. A gastrointestinal fluid biopsy sampling device for medical use according to claim 1, wherein: liquid accumulation barrel side wall through hole (24) department fixedly connected with glass window (14), liquid accumulation barrel (12) is at glass window (14) outer wall fixedly connected with scale mark (13).
4. A medical digestive tract liquid biopsy sampling device according to claim 1, wherein: the top of the cover plate (11) is fixedly connected with an air outlet pipe (15), and the air outlet pipe (15) is fixedly connected with a third one-way valve (16).
5. A gastrointestinal fluid biopsy sampling device for medical use according to claim 1, wherein: the side wall of the T-shaped push rod (18) is fixedly connected with a second piston (19) which is attached to the straight pipe (5) in a sliding connection mode.
6. A gastrointestinal fluid biopsy sampling device for medical use according to claim 1, wherein: the spring (26) is sleeved at the outer end of the connecting rope (20), and both ends of the spring (26) are not fixedly connected with the middle pipe (6) and the blocking cylinder (23).
7. A gastrointestinal fluid biopsy sampling device for medical use according to claim 1, wherein: the left end of the straight rod (25) is fixedly connected with a bump (21), the bump (21) is connected with a fixing bolt (22) through a threaded hole in a threaded manner, and the bottom of the fixing bolt (22) is connected with the bump (21) through a connection rope (20).
8. A gastrointestinal fluid biopsy sampling device for medical use according to claim 1, wherein: keep off a section of thick bamboo (23) outer wall and evenly seted up spacing spout (28) along the circumferencial direction, sleeve (7) inner wall is along the even fixedly connected with spacing slider (27) of circumferencial direction, spacing slider (27) and spacing spout (28) laminating sliding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010296671.2A CN111481236B (en) | 2020-04-15 | 2020-04-15 | Digestive tract liquid biopsy sampling device for internal medicine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010296671.2A CN111481236B (en) | 2020-04-15 | 2020-04-15 | Digestive tract liquid biopsy sampling device for internal medicine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111481236A CN111481236A (en) | 2020-08-04 |
| CN111481236B true CN111481236B (en) | 2023-02-28 |
Family
ID=71795208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010296671.2A Active CN111481236B (en) | 2020-04-15 | 2020-04-15 | Digestive tract liquid biopsy sampling device for internal medicine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111481236B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112315504B (en) * | 2020-09-23 | 2023-07-07 | 潍坊市第二人民医院 | Clinical living body sampling analysis device of gastroenterology |
| CN112370084B (en) * | 2020-10-31 | 2024-05-24 | 南京垠坤众创空间管理服务有限公司 | Digestive tract liquid biopsy sampling device and sampling method for internal medicine |
| CN113303836A (en) * | 2021-06-03 | 2021-08-27 | 浙江省立同德医院 | Gynaecology uses endometrium sampling device |
| CN114146237B (en) * | 2021-12-06 | 2023-09-12 | 北京医院 | Be used for thoracic surgery closed nursing drainage device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208274812U (en) * | 2017-12-18 | 2018-12-25 | 赵涛 | A kind of stomach tube for internal medicine |
| CN110384408A (en) * | 2019-08-05 | 2019-10-29 | 珠海格力电器股份有限公司 | Adjustable filtering pot cover and electric cooker |
| CN210019439U (en) * | 2019-05-08 | 2020-02-07 | 新疆畜牧科学院饲料研究所 | Portable ruminant rumen fluid collection device |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5167626A (en) * | 1990-10-02 | 1992-12-01 | Glaxo Inc. | Medical capsule device actuated by radio-frequency (RF) signal |
| US5807282A (en) * | 1995-12-28 | 1998-09-15 | Mayo Foundation For Medical Education And Research | Endometrial tissue curette and method |
| US8586384B2 (en) * | 2011-04-05 | 2013-11-19 | Olympus Corporation | Method of collecting duodenal specimen to detect upper digestive system disease without using pancreatic or bile stimulant |
| US8864684B2 (en) * | 2011-10-13 | 2014-10-21 | Magnolia Medical Technologies, Inc. | Fluid diversion mechanism for bodily-fluid sampling |
| EP3066986A4 (en) * | 2013-11-06 | 2017-08-02 | Olympus Corporation | Body-fluid sampling device |
| GB2554444B (en) * | 2016-09-28 | 2021-10-13 | Biome Oxford Ltd | A device for sampling gastro-intestinal material |
| CN108245197A (en) * | 2018-03-23 | 2018-07-06 | 苏州千层茧农业科技有限公司 | A kind of turnover plate type gastric juice sampler |
| CN108354632A (en) * | 2018-03-23 | 2018-08-03 | 苏州千层茧农业科技有限公司 | A kind of piston self-closing gastric juice sampler |
| CN208973791U (en) * | 2018-06-15 | 2019-06-14 | 安翰科技(武汉)股份有限公司 | Can automatic-sealed sampling capsule endoscope |
| US20200038000A1 (en) * | 2018-08-06 | 2020-02-06 | Nimble Science Ltd. | Ingestible apparatus and method for collecting samples in the gastrointestinal tract and/or delivering health-related fluid thereto |
| CN110618509B (en) * | 2019-09-09 | 2021-07-02 | 杭州憶盛医疗科技有限公司 | Optical part switching device based on slice digital automatic scanner |
| CN110772675A (en) * | 2019-12-10 | 2020-02-11 | 河南科技大学第一附属医院 | Endocrine hydrops extraction nursing device |
-
2020
- 2020-04-15 CN CN202010296671.2A patent/CN111481236B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN208274812U (en) * | 2017-12-18 | 2018-12-25 | 赵涛 | A kind of stomach tube for internal medicine |
| CN210019439U (en) * | 2019-05-08 | 2020-02-07 | 新疆畜牧科学院饲料研究所 | Portable ruminant rumen fluid collection device |
| CN110384408A (en) * | 2019-08-05 | 2019-10-29 | 珠海格力电器股份有限公司 | Adjustable filtering pot cover and electric cooker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111481236A (en) | 2020-08-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111481236B (en) | Digestive tract liquid biopsy sampling device for internal medicine | |
| CN106092660B (en) | Automatically closing mid-stream urine collection device | |
| CN208688875U (en) | A kind of urine capture system and closestool | |
| CN105241693A (en) | Clinical urine sample fraction collector | |
| CN205620182U (en) | Middle section urine sample urine cup of urine sampler | |
| KR102609796B1 (en) | breast shield unit | |
| CN104297016B (en) | Urine sample collector | |
| CN205209827U (en) | Clinical urine specimen fraction collector | |
| CN211243482U (en) | Novel sampler for gastroenterology | |
| CN205079981U (en) | Urine collection device of waste liquid can reject | |
| CN209296395U (en) | Nephrology dept.'s urine sampler | |
| CN216824273U (en) | Gastrointestinal fluid collection device under disposable scope | |
| CN208383659U (en) | A kind of oil smoke detector | |
| CN209107413U (en) | A kind of Simple urine collector | |
| CN210871717U (en) | Urine sampling device for endocrinology department | |
| TWM522351U (en) | Feces collection device | |
| CN107449640A (en) | Liquid segment collector | |
| CN111513769A (en) | Sealed analytical equipment after gastroenterology live body sample | |
| CN208492819U (en) | A kind of negative pressure enteroclysm device that can accurately measure cleansing enema liquid elution volume | |
| CN210249891U (en) | Urine sampling device for endocrinology department | |
| TW201930692A (en) | Liquid-collecting mechanism with arrayed mesh collection area and smart toilet containing same | |
| US11179083B2 (en) | Physiological fluid collection bag with instant data transmission | |
| CN219183850U (en) | Injection type sputum collection device | |
| CN211068361U (en) | Intestinal tract cleaning and nursing device before enteroscopy in gastroenterology | |
| CN212416525U (en) | Double-air-bag anal tube |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |