CN117462180A - Saliva sampling screening device - Google Patents
Saliva sampling screening device Download PDFInfo
- Publication number
- CN117462180A CN117462180A CN202311816722.XA CN202311816722A CN117462180A CN 117462180 A CN117462180 A CN 117462180A CN 202311816722 A CN202311816722 A CN 202311816722A CN 117462180 A CN117462180 A CN 117462180A
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- fixedly connected
- pipe
- saliva
- plate
- sampling
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Links
- 238000005070 sampling Methods 0.000 title claims abstract description 62
- 210000003296 saliva Anatomy 0.000 title claims abstract description 61
- 238000012216 screening Methods 0.000 title claims abstract description 27
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 230000007246 mechanism Effects 0.000 claims description 42
- 238000003756 stirring Methods 0.000 claims description 23
- 238000012360 testing method Methods 0.000 claims description 22
- 238000005192 partition Methods 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 13
- 210000000214 mouth Anatomy 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 7
- 230000028327 secretion Effects 0.000 claims description 7
- 238000000926 separation method Methods 0.000 claims description 7
- 239000012530 fluid Substances 0.000 claims description 6
- 230000001055 chewing effect Effects 0.000 claims description 5
- 230000001960 triggered effect Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 description 8
- 210000002445 nipple Anatomy 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 4
- 235000017491 Bambusa tulda Nutrition 0.000 description 4
- 241001330002 Bambuseae Species 0.000 description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 4
- 239000011425 bamboo Substances 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000003745 diagnosis Methods 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 208000024891 symptom Diseases 0.000 description 2
- 239000012085 test solution Substances 0.000 description 2
- 238000002965 ELISA Methods 0.000 description 1
- 208000005206 Laryngopharyngeal Reflux Diseases 0.000 description 1
- 102000057297 Pepsin A Human genes 0.000 description 1
- 108090000284 Pepsin A Proteins 0.000 description 1
- 206010067869 Reflux laryngitis Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000002576 laryngoscopy Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229940111202 pepsin Drugs 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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
- A61B10/0051—Devices for taking samples of body liquids for taking saliva or sputum samples
Abstract
The invention discloses a saliva sampling screening device, which relates to the field of saliva sampling detection and solves the problems that the existing saliva sampling screening device is complex in operation steps and difficult to quantitatively and accurately detect when in use.
Description
Technical Field
The invention relates to the technical field of saliva sampling detection, in particular to a saliva sampling screening device.
Background
The laryngopharyngeal reflux disease is the source cause of some diseases in ear, nose, throat and head and neck surgery, and the diagnosis method comprises the steps of monitoring the pH of impedance in a 24-hour multichannel cavity according to a reflux symptom index score scale and a reflux sign score scale of symptoms and laryngoscopy. The scale diagnosis lacks specificity and has poor accuracy; the conventional pepsin detection method is an enzyme-linked immunosorbent assay, and needs to be performed in a laboratory, so that the sensitivity is poor and the missed diagnosis rate is high; the 24-hour multichannel intracavity impedance pH monitoring operation is convenient and efficient, and is a common screening mode in clinic, but the monitoring result is easy to be influenced by eating and activities.
The existing saliva sampling screening device generally adopts test paper to carry out qualitative test when carrying out 24 hours multichannel intracavity impedance pH monitoring on a patient, saliva amount during sampling is not accurate enough, accuracy of detection is easily affected during detection, meanwhile, the whole accessory of the device is more, a suction pipe, test paper and test liquid which are sampled are generally required to be respectively and independently packaged, saliva is firstly extracted through the suction pipe and is dripped into the test liquid for stirring during screening, then the test liquid is dripped onto the test paper for detection, and the use is not convenient and efficient. To this end, we propose a saliva sampling screening device.
Disclosure of Invention
The invention aims to provide a saliva sampling screening device which is convenient for improving the convenience and accuracy of saliva detection screening so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a saliva sampling screening device, includes casing, sampling mechanism, ration mechanism and mixing mechanism, fixedly connected with test paper in the casing, the side fixedly connected with mount of casing, sampling mechanism include two sets of install in the rolling plate on the mount, fixedly connected with fixed plate on the mount, the side fixedly connected with sampling tube of fixed plate, be equipped with on the rolling plate and be used for driving when the patient constantly articulates the rolling plate the suction piece that the sampling tube carries out one-way suction sampling, sampling mechanism is used for through will the rolling plate is placed inside the patient's oral cavity, through the continuous interlock of patient's oral cavity, simulate the state of chewing to promote saliva secretion, and linkage suction piece carries out suction sampling to saliva, ration mechanism include with the rolling barrel that the mount inner wall rotates to be connected, be equipped with the division board in the rolling barrel, be equipped with in the mount be used for control the rolling barrel with the communicating state's between the casing intercommunication piece, ration mechanism is used for through rolling barrel stores saliva, and along with the increase of patient constantly articulates the division board drives the suction piece that the sampling tube carries out one-way suction piece, thereby the rotation of rotation tube is used for detecting the rotation tube and sets up the rotation tube and rotates the one end and rotates the setting up in the accurate stirring rod and rotates the setting up in the rotation tube and rotates the setting up and carries out the rotation and detects the one end and rotates the stirring rod and rotates.
Preferably, the quantitative mechanism further comprises a first fixed pipe and a second fixed pipe which are fixedly installed in the fixing frame, two ends of the rotating cylinder are respectively connected with the first fixed pipe and the second fixed pipe in a rotating mode, a connecting pipe is fixedly connected in the first fixed pipe, a first through hole which is communicated with the rotating cylinder is formed in the side face of the connecting pipe, the connecting pipe penetrates through the separating plate and is movably sleeved with the inner wall of the separating plate, a separating piece which is used for separating gas from liquid in the rotating cylinder is arranged on the separating plate, saliva is conveniently stored through the rotating cylinder, the separating plate is pushed to slide along with the increase of the amount of saliva, and after the separating plate reaches a set position, the communicating piece is triggered to push the saliva in the rotating cylinder into one end of the test paper to detect.
Preferably, the separating piece comprises a first spring fixedly installed in the second fixed pipe, a rotating ring is rotationally connected to the side face of the separating plate, one end of the first spring is fixedly connected with the side face of the rotating ring, a plurality of groups of air holes used for only passing through air are uniformly formed in the separating plate, and an exhaust pipe is formed in the second fixed pipe so as to facilitate separation of air and liquid in the rotating cylinder.
Preferably, the connecting piece includes with the nipple that one end outer wall activity of connecting pipe cup jointed, set up the device groove in the casing, the outer wall of nipple with device groove sliding connection, device inslot fixedly connected with the second spring of nipple one end fixed connection, set up in the casing with return bend that test paper one end is linked together, set up the side of nipple and be used for the intercommunication the nipple with the second through-hole of return bend, be equipped with in the casing and be used for right the nipple position carries out spacing locating part, be convenient for control the rotation section of thick bamboo with the intercommunication state between the casing.
Preferably, the suction piece includes fixed mounting in the drive shaft of rotor plate one end, the drive shaft with the mount rotates to be connected, the side fixedly connected with of fixed plate with rotor plate side fixed connection's bellows, fixedly connected with reset spring in the bellows, set up in the fixed plate be used for the intercommunication the sampling tube with the first pipeline of bellows, set up in the fixed plate be used for the intercommunication the bellows with the second pipeline of connecting pipe, first pipeline with all be equipped with the control piece that is used for controlling fluid unidirectional flow in the second pipeline, be convenient for the patient constantly bitten the rotor plate is time driven the sampling tube carries out unidirectional suction sample.
Preferably, the limiting piece comprises a helical tooth block which is in sliding connection with the inner wall of the shell, a helical tooth groove which can be in clamping connection with the helical tooth block is formed in the outer wall of the sleeve pipe, and a third spring which is fixedly connected with one end of the helical tooth block and is fixedly connected with the shell is convenient for limiting the position of the sleeve pipe.
Preferably, the control member comprises a first fixed ring and a second fixed ring which are fixedly arranged in the first pipeline and the second pipeline, a fourth spring is fixedly connected to the side face of the first fixed ring, and a plugging ball for plugging the opening of the second fixed ring is fixedly connected to the fourth spring, so that the unidirectional flow of fluid can be controlled conveniently.
Preferably, the mixing mechanism further comprises a worm wheel fixedly connected with the outer wall of the rotating cylinder, a worm is rotationally connected with the fixing frame, two ends of the worm are connected with a transmission belt in transmission connection with any one group of belt pulleys on the driving shaft through belt pulley transmission, a plurality of groups of sliding grooves in sliding connection with the stirring rod are formed in the separation plate, and the stirring rod is convenient to link the rotating cylinder to rotate when the rotating plate rotates, so that the stirring rod stirs and mixes liquid in the rotating cylinder.
Preferably, one end of the rotating plate is fixedly connected with a biting plate, so that replacement and disinfection are facilitated.
Preferably, the side of division board fixedly connected with multiunit stick of rotating, be convenient for stir the inboard liquid when the division board rotates.
Compared with the prior art, the invention has the beneficial effects that:
the saliva sampling screening device solves the problems that the existing saliva sampling screening device is complex in operation steps and difficult to quantitatively and accurately detect when in use, and by arranging the sampling mechanism, the quantifying mechanism and the mixing mechanism, the rotating plate is conveniently placed into the oral cavity of a patient, the oral cavity of the patient is continuously occluded, the chewing state is simulated, saliva secretion is promoted, the sucking piece is used for sucking and sampling saliva, the rotating cylinder is used for storing saliva, the partition plate is pushed to slide along with the increase of the saliva amount, the communicating piece is triggered to push the saliva in the rotating cylinder into one end of the test paper to detect after the partition plate reaches a set position, and meanwhile, the rotating cylinder is linked to rotate when the rotating plate rotates through the mixing mechanism, so that the stirring rod stirs and mixes the liquid in the rotating cylinder.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of a sampling mechanism according to the present invention;
FIG. 3 is an enlarged view of area A of FIG. 2;
FIG. 4 is a schematic view of a part of the structure of the mixing mechanism of the present invention;
FIG. 5 is an enlarged view of area B of FIG. 4;
FIG. 6 is an enlarged view of region C of FIG. 4;
FIG. 7 is a partial cross-sectional view of the sampling mechanism of the present invention;
FIG. 8 is an enlarged view of area D of FIG. 7;
FIG. 9 is a partial cross-sectional view of the dosing mechanism of the present invention;
FIG. 10 is an enlarged view of area E of FIG. 9;
fig. 11 is an enlarged view of region F in fig. 9.
In the figure: 1-a housing; 2-test paper; 3-fixing frame; 4-a sampling mechanism; 5-rotating the plate; 6-fixing plates; 7-sampling tube; 8-suction piece; 9-a dosing mechanism; 10-rotating a cylinder; 11-dividing plates; 12-connecting pieces; 13-a mixing mechanism; 14-stirring rod; 15-a first fixed tube; 16-a second stationary tube; 17-connecting pipes; 18-a first through hole; 19-separating piece; 20-a first spring; 21-a rotating ring; 22-pores; 23-exhaust pipe; 24-ferrule; 25-device slots; 26-a second spring; 27-bending the pipe; 28-a second through hole; 29-a limiting piece; 30-driving shaft; 31-bellows; 32-a return spring; 33-a first conduit; 34-a second conduit; 35-a control member; 36-helical gear blocks; 37-oblique tooth grooves; 38-a third spring; 39-a first securing ring; 40-a second securing ring; 41-fourth springs; 42-plugging balls; 43-worm gear; 44-worm; 45-driving belt; 46-a sliding groove; 47-bite plate; 48-rotating the rod.
Description of the embodiments
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-11, a saliva sampling screening device in the illustration comprises a shell 1, a sampling mechanism 4, a quantifying mechanism 9 and a mixing mechanism 13, wherein a test paper 2 is fixedly connected in the shell 1, a fixing frame 3 is fixedly connected to the side surface of the shell 1, the sampling mechanism 4 comprises two groups of rotating cylinders 10 which are rotatably connected with the inner wall of the fixing frame 3, a meshing plate 47 is fixedly connected to one end of the rotating plates 5, a fixing plate 6 is fixedly connected to the fixing frame 3, a sampling tube 7 is fixedly connected to the side surface of the fixing plate 6, a sucking piece 8 which is used for driving the sampling tube 7 to perform unidirectional sucking sampling when a patient continuously meshes with the rotating plates 5 is arranged on the rotating plates 5, the sampling mechanism 4 is used for continuously meshing the oral cavity of the patient through the rotating plates 5, a chewing state is simulated, thereby promoting saliva secretion, the parallel sucking piece 8 performs sucking sampling on saliva, the quantifying mechanism 9 comprises a rotating cylinder 10 which is rotatably connected with the inner wall of the fixing frame 3, a separation plate 11 is fixedly connected to the rotating cylinder 3, a communicating piece 12 which is used for controlling the communicating state between the rotating cylinder 10 and the shell 1 is arranged in the fixing frame 3, the quantifying mechanism 9 is used for driving the sampling tube 7 to perform unidirectional sucking sampling by driving the sampling tube 7 when the patient continuously meshes with the rotating plate 5, the rotating cylinder 10 to the rotation cylinder 10 and the stirring rod 10 is arranged in the inner wall of the rotating cylinder 10 to the mixing cylinder 13, and the mixing mechanism is arranged in the rotating cylinder 13 is set to the rotating cylinder 10, and the mixing rod is used for setting the inner wall of the mixing cylinder 10 to be in the rotating cylinder 13, and the mixing mechanism is used for setting the stirring rod 14, and the stirring rod is used for setting the stirring rod is in the rotating 1, and the stirring cylinder is in the position is in the rotating cylinder 13 and the rotating 1 is in the position and is set and the rotating and is in the position and is in the rotating and is in the position and is in the 10.
Referring to fig. 2-11, the dosing mechanism 9 in the drawings further includes a first fixed tube 15 and a second fixed tube 16 fixedly installed in the fixed frame 3, two ends of the rotary tube 10 are respectively and rotatably connected with the first fixed tube 15 and the second fixed tube 16, a connecting tube 17 is fixedly connected in the first fixed tube 15, a first through hole 18 communicated with the rotary tube 10 is formed in a side surface of the connecting tube 17, the connecting tube 17 penetrates through the partition plate 11 and is movably sleeved with an inner wall of the partition plate 11, a separating piece 19 for separating gas from liquid in the rotary tube 10 is arranged on the partition plate 11, the separating piece 19 includes a first spring 20 fixedly installed in the second fixed tube 16, a rotating ring 21 is rotatably connected to a side surface of the partition plate 11, one end of the first spring 20 is fixedly connected with a side surface of the rotating ring 21, a plurality of groups of air holes 22 for only passing through gas are uniformly formed in the partition plate 11, and an exhaust pipe 23 is formed in the second fixed tube 16.
Referring to fig. 4-11, the communicating member 12 in the drawings includes a sleeve 24 movably sleeved on an outer wall of one end of the connecting pipe 17, a device groove 25 is formed in the casing 1, an outer wall of the sleeve 24 is slidably connected with the device groove 25, a second spring 26 fixedly connected with one end of the sleeve 24 is fixedly connected in the device groove 25, an elbow 27 communicated with one end of the test paper 2 is formed in the casing 1, a second through hole 28 for communicating the sleeve 24 with the elbow 27 is formed in a side surface of the sleeve 24, a limiting member 29 for limiting the position of the sleeve 24 is arranged in the casing 1, the limiting member 29 includes a helical tooth block 36 slidably connected with an inner wall of the casing 1, a helical tooth groove 37 capable of being clamped with the helical tooth block 36 is formed in the outer wall of the sleeve 24, and a third spring 38 fixedly connected with the casing 1 is fixedly connected with one end of the helical tooth block 36.
In this embodiment, the rotating plate 5 is placed in the oral cavity of a patient, the oral cavity of the patient is continuously occluded, the chewing state is simulated, thereby promoting the secretion of saliva, the saliva is sucked and sampled by the parallel sucking piece 8, the saliva is input into the connecting pipe 17 for storage, and along with the increase of the saliva amount, the saliva gradually fills the connecting pipe 17 and is input into the rotating cylinder 10 through the first through hole 18, the separation plate 11 is pushed to slide, the air holes 22 on the separation plate 11 can only pass through the gas with smaller molecular gaps, the blocking effect on the saliva can be realized, the efficiency of the saliva passing through the air holes 22 is low, the efficiency of the saliva secretion is higher than the efficiency of the saliva passing through the air holes 22, the air holes 22 are mainly distributed above the separation plate 11, the accuracy of the sampling amount is improved, when the pressure of saliva in the connecting pipe 17 and the rotating cylinder 10 reaches the set strength, the partition plate 11 continuously slides to one side of the sleeve pipe 24, the first spring 20 is compressed until the partition plate 11 pushes the sleeve pipe 24 to gradually slide, the skewed tooth block 36 is inserted into the skewed tooth groove 37, at the moment, the saliva in the sleeve pipe 24 is input into the bent pipe 27 through the second through hole 28, the partition plate 11 reversely slides under the pushing of the first spring 20, the saliva in the rotating cylinder 10 is input into the bent pipe 27 through the first through hole 18 and the connecting pipe 17, the saliva is absorbed and detected on the test paper 2, and whether reflux exists in the saliva can be judged by observing the T line on the test paper 2.
Notably, are: the whole mode that can adopt the equipment of the device is fixed, inside tubular structure unpick and wash the disinfection, and carry out the reutilization, to the screening mode that needs to use the test solution, the accessible is to the test solution of setting up the quantity in advance in the section of thick bamboo 10 of rotating, and after saliva input, the section of thick bamboo 10 rotates in the linkage when rotating through the rotatory board 5 of mixing mechanism 13, thereby make puddler 14 stir the mixture to the liquid in the section of thick bamboo 10 of rotating, the gas through gas pocket 22 can be directly discharged through blast pipe 23, reduce the gas content of mixing in the saliva, the device size is small and exquisite, the steam generator is compact in structure, the simple operation, can promote saliva secretion and quantitative sampling screening simultaneously, the accuracy of testing result has been promoted.
Example 2
Referring to fig. 1-8 for further description of embodiment 2, in this embodiment, the suction member 8 in the drawing includes a driving shaft 30 fixedly mounted at one end of the rotating plate 5, the driving shaft 30 is rotationally connected with the fixing frame 3, a bellows 31 fixedly connected with a side of the fixing plate 6 and a side of the rotating plate 5 are fixedly connected, a return spring 32 is fixedly connected in the bellows 31, a first pipe 33 for communicating the sampling tube 7 with the bellows 31 is provided in the fixing plate 6, a second pipe 34 for communicating the bellows 31 with the connecting tube 17 is provided in the fixing plate 6, and a control member 35 for controlling unidirectional flow of fluid is provided in each of the first pipe 33 and the second pipe 34.
Referring to fig. 7-8, the control member 35 in the drawings includes a first fixing ring 39 and a second fixing ring 40 fixedly installed in the first pipe 33 and the second pipe 34, a fourth spring 41 is fixedly connected to a side surface of the first fixing ring 39, and a blocking ball 42 for blocking an opening of the second fixing ring 40 is fixedly connected to the fourth spring 41.
In this embodiment, the engagement plate 47 is rotated by the continuous opening of the mouth cavity, so as to continuously compress the bellows 31, the return spring 32 is used to rebound and expand, fluid can be pumped into the bellows 31 through the first pipe 33 and the sampling tube 7 during rebound, at this time, the pressure in the bellows 31 is smaller, the blocking ball 42 moves towards the side of the bellows 31, so that the second pipe 34 is blocked, the first pipe 33 is opened to complete suction, otherwise, when the bellows 31 is extruded, the circulation pressure in the bellows 31 is increased, the blocking ball 42 is pushed to move towards the side far away from the bellows 31, so that the second fixing ring 40 in the first pipe 33 is blocked, the second fixing ring 40 in the second pipe 34 is opened, fluid is unidirectionally input into the connecting pipe 17, and when the helical tooth block 36 is blocked into the helical tooth groove 37, the continuous occlusion is stopped, so that the sampling operation can be completed.
Example 3
Referring to fig. 2-11 for further description of embodiment 3, embodiment 1 is further described, the illustrated mixing mechanism 13 further includes a worm wheel 43 fixedly connected with the outer wall of the rotary drum 10, a worm 44 is rotatably connected with the fixed frame 3, two ends of the worm 44 are respectively connected with a driving belt 45 in driving connection with a belt pulley on any one group of driving shafts 30 through belt pulley transmission, a plurality of groups of sliding grooves 46 in sliding connection with the stirring rod 14 are formed on the partition plate 11, and a plurality of groups of rotating rods 48 are fixedly connected with the side surface of the partition plate 11.
In this embodiment, the driving shaft 30 is driven to rotate when the rotating plate 5 rotates, the driving shaft 30 drives the worm 44 to rotate through the driving belt 45, the worm 44 drives the worm wheel 43 to enable the rotating cylinder 10 to reciprocally rotate, the stirring rod 14 in the rotating cylinder 10 rotates to promote uniform distribution of liquid, meanwhile, reciprocating sliding of the partition plate 11 is not affected, the partition plate 11 can be driven by the stirring rod 14 to rotate while sliding, and accordingly the rotating rod 48 is driven to stir the liquid in the middle, so that mixing is more complete.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A saliva sampling screening device, comprising:
the test paper test device comprises a shell (1), wherein test paper (2) is fixedly connected in the shell (1), and a fixing frame (3) is fixedly connected to the side surface of the shell (1);
further comprises:
sampling mechanism (4), sampling mechanism (4) including two sets of install in rotating plate (5) on mount (3), fixedly connected with fixed plate (6) on mount (3), the side fixedly connected with sampling tube (7) of fixed plate (6), be equipped with on rotating plate (5) and be used for driving sampling tube (7) carry out one-way suction sample when patient constantly interlock rotating plate (5), sampling mechanism (4) are used for through placing rotating plate (5) inside the patient's oral cavity, through the continuous interlock of patient's oral cavity, simulate the state of chewing to promote salivary secretion, and linkage suction sample is carried out to saliva to suction piece (8);
the quantitative mechanism (9), the quantitative mechanism (9) comprises a rotary cylinder (10) rotationally connected with the inner wall of the fixed frame (3), a partition plate (11) is slidably connected in the rotary cylinder (10), a communicating piece (12) for controlling the communicating state between the rotary cylinder (10) and the shell (1) is arranged in the fixed frame (3), the quantitative mechanism (9) is used for storing saliva through the rotary cylinder (10) and pushing the partition plate (11) to slide along with the increase of the saliva amount, and after the partition plate (11) reaches a set position, the communicating piece (12) is triggered to push the saliva in the rotary cylinder (10) into one end of the test paper (2) for detection;
the mixing mechanism (13), the mixing mechanism (13) comprises a plurality of groups of stirring rods (14) fixedly arranged on the inner wall of the rotary cylinder (10).
2. A saliva sampling screening device as defined in claim 1, wherein: the quantitative mechanism (9) further comprises a first fixed pipe (15) and a second fixed pipe (16) which are fixedly installed in the fixing frame (3), two ends of the rotary cylinder (10) are respectively connected with the first fixed pipe (15) and the second fixed pipe (16) in a rotary mode, a connecting pipe (17) is fixedly connected in the first fixed pipe (15), a first through hole (18) communicated with the rotary cylinder (10) is formed in the side face of the connecting pipe (17), the connecting pipe (17) penetrates through the partition plate (11) and is movably sleeved with the inner wall of the partition plate (11), and a separating piece (19) used for separating gas from liquid in the rotary cylinder (10) is arranged on the partition plate (11).
3. A saliva sampling screening device according to claim 2, wherein: the separating piece (19) comprises a first spring (20) fixedly installed in the second fixed pipe (16), a rotating ring (21) is rotationally connected to the side face of the separating plate (11), one end of the first spring (20) is fixedly connected with the side face of the rotating ring (21), a plurality of groups of air holes (22) used for only passing through air are uniformly formed in the separating plate (11), and an exhaust pipe (23) is formed in the second fixed pipe (16).
4. A saliva sampling screening device according to claim 2, wherein: the connecting piece (12) comprises a sleeve pipe (24) movably sleeved on the outer wall of one end of the connecting pipe (17), a device groove (25) is formed in the shell (1), the outer wall of the sleeve pipe (24) is in sliding connection with the device groove (25), a second spring (26) fixedly connected with one end of the sleeve pipe (24) is fixedly connected in the device groove (25), an elbow pipe (27) communicated with one end of the test paper (2) is formed in the shell (1), a second through hole (28) for communicating the sleeve pipe (24) with the elbow pipe (27) is formed in the side face of the sleeve pipe (24), and a limiting piece (29) used for limiting the position of the sleeve pipe (24) is arranged in the shell (1).
5. A saliva sampling screening device according to claim 2, wherein: the suction piece (8) comprises a driving shaft (30) fixedly mounted at one end of the rotating plate (5), the driving shaft (30) is rotationally connected with the fixing frame (3), a corrugated pipe (31) fixedly connected with the side face of the fixing plate (6) is fixedly connected with the side face of the rotating plate (5), a return spring (32) is fixedly connected with the corrugated pipe (31), a first pipeline (33) used for communicating the sampling pipe (7) with the corrugated pipe (31) is arranged in the fixing plate (6), a second pipeline (34) used for communicating the corrugated pipe (31) with the connecting pipe (17) is arranged in the fixing plate (6), and a control piece (35) used for controlling unidirectional flow of fluid is arranged in the first pipeline (33) and the second pipeline (34).
6. A saliva sampling screening device as defined in claim 4, wherein: the limiting piece (29) comprises a helical tooth block (36) which is slidably connected with the inner wall of the shell (1), a helical tooth groove (37) which can be clamped with the helical tooth block (36) is formed in the outer wall of the sleeve pipe (24), and a third spring (38) which is fixedly connected with the shell (1) is fixedly connected with one end of the helical tooth block (36).
7. A saliva sampling screening device as defined in claim 5, wherein: the control piece (35) comprises a first fixed ring (39) and a second fixed ring (40) which are fixedly arranged in the first pipeline (33) and the second pipeline (34), a fourth spring (41) is fixedly connected to the side face of the first fixed ring (39), and a blocking ball (42) used for blocking an opening of the second fixed ring (40) is fixedly connected to the fourth spring (41).
8. A saliva sampling screening device as defined in claim 5, wherein: the mixing mechanism (13) further comprises a worm wheel (43) fixedly connected with the outer wall of the rotary cylinder (10), a worm (44) is rotationally connected to the fixed frame (3), two ends of the worm (44) are connected with a transmission belt (45) in transmission connection with any one group of belt pulleys on the driving shaft (30) through belt pulley transmission, and a plurality of groups of sliding grooves (46) in sliding connection with the stirring rod (14) are formed in the separation plate (11).
9. A saliva sampling screening device as defined in claim 1, wherein: one end of the rotating plate (5) is fixedly connected with a snap plate (47).
10. A saliva sampling screening device as defined in claim 1, wherein: a plurality of groups of rotating rods (48) are fixedly connected to the side face of the partition plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311816722.XA CN117462180B (en) | 2023-12-27 | 2023-12-27 | Saliva sampling screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311816722.XA CN117462180B (en) | 2023-12-27 | 2023-12-27 | Saliva sampling screening device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117462180A true CN117462180A (en) | 2024-01-30 |
| CN117462180B CN117462180B (en) | 2024-03-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311816722.XA Active CN117462180B (en) | 2023-12-27 | 2023-12-27 | Saliva sampling screening device |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2076797A5 (en) * | 1970-01-28 | 1971-10-15 | Girolami Antoine | |
| US5268148A (en) * | 1990-12-18 | 1993-12-07 | Saliva Diagnostic Systems, Inc. | Saliva sampling device and sample adequacy system |
| US5393496A (en) * | 1990-12-18 | 1995-02-28 | Saliva Diagnostic Systems, Inc. | Saliva sampling device and sample adequacy system |
| US20190021704A1 (en) * | 2017-07-19 | 2019-01-24 | Evanostics Llc | Cartridges for oral fluid analysis and methods of use |
| US20200196994A1 (en) * | 2018-12-19 | 2020-06-25 | Johnson & Johnson Consumer Inc. | Devices and Methods for Collecting Saliva Samples from the Oral Cavity |
| WO2020238035A1 (en) * | 2019-05-31 | 2020-12-03 | 万华普曼生物工程有限公司 | Saliva sampling and testing device |
| CN215273508U (en) * | 2021-06-21 | 2021-12-24 | 中南大学湘雅二医院 | Electric saliva absorber |
| CN117179827A (en) * | 2023-10-26 | 2023-12-08 | 浙江师范大学 | Quick collection system of oral cavity saliva sample |
-
2023
- 2023-12-27 CN CN202311816722.XA patent/CN117462180B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2076797A5 (en) * | 1970-01-28 | 1971-10-15 | Girolami Antoine | |
| US5268148A (en) * | 1990-12-18 | 1993-12-07 | Saliva Diagnostic Systems, Inc. | Saliva sampling device and sample adequacy system |
| US5393496A (en) * | 1990-12-18 | 1995-02-28 | Saliva Diagnostic Systems, Inc. | Saliva sampling device and sample adequacy system |
| US20190021704A1 (en) * | 2017-07-19 | 2019-01-24 | Evanostics Llc | Cartridges for oral fluid analysis and methods of use |
| US20200196994A1 (en) * | 2018-12-19 | 2020-06-25 | Johnson & Johnson Consumer Inc. | Devices and Methods for Collecting Saliva Samples from the Oral Cavity |
| WO2020238035A1 (en) * | 2019-05-31 | 2020-12-03 | 万华普曼生物工程有限公司 | Saliva sampling and testing device |
| CN215273508U (en) * | 2021-06-21 | 2021-12-24 | 中南大学湘雅二医院 | Electric saliva absorber |
| CN117179827A (en) * | 2023-10-26 | 2023-12-08 | 浙江师范大学 | Quick collection system of oral cavity saliva sample |
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| CN117462180B (en) | 2024-03-12 |
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