CN113358638A - Portable saliva sampling detection device - Google Patents
Portable saliva sampling detection device Download PDFInfo
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- CN113358638A CN113358638A CN202110609319.4A CN202110609319A CN113358638A CN 113358638 A CN113358638 A CN 113358638A CN 202110609319 A CN202110609319 A CN 202110609319A CN 113358638 A CN113358638 A CN 113358638A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
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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
- A61B10/0045—Devices for taking samples of body liquids
- A61B10/0051—Devices for taking samples of body liquids for taking saliva or sputum samples
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
Abstract
The invention provides a portable saliva sampling detection device applied to the field of saliva sampling, which comprises an insertion module, a catheter module, an inner detection module and a suction module, wherein the insertion module is arranged to adaptively combine and connect the sampling device with the oral cavity of a detector so as to facilitate saliva collection, the catheter module is arranged to convey the collected saliva to each functional unit for indication and detection, and meanwhile, the flow condition of a saliva sample can be conveniently observed; thereby can set up the first detection liquid that is difficult to volatilize and oxidize and carry out short-term test to the saliva sample in the pipe module through setting up interior detection module, can carry out independent sealed storage with the second detection liquid that is unfavorable for exposing for a long time in the air through setting up independent detection module simultaneously, then set up opening mechanism and carry out automatic connection and open the encapsulation for it contacts and detects with the saliva sample in the absorption paper to detect the quick infiltration of liquid, and the detection mode is convenient effective.
Description
Technical Field
The invention relates to the field of saliva sampling, in particular to a portable saliva sampling and detecting device.
Background
In recent years, saliva has been regarded as a non-invasive test sample and is gaining attention in many fields such as disease diagnosis, psychological monitoring, and sports medicine. The components in the saliva are usually in good correspondence with blood, and the saliva sample has the advantages of being noninvasive, easy to sample and the like, and is easy to be received by a subject. However, the concentration of the target component in saliva is often significantly lower than that of blood, and therefore saliva collection must be sufficient to meet the instrumentation requirements (typically on the order of milliliters). Most of the prior saliva collection methods are that the subject spits a sufficient amount of saliva directly in a suitable container or a sampling paper strip made of a sampling rod or filter paper with a shape similar to a cotton swab.
Through the mass search of the team, the existing saliva sampling system is known as the sampling detection system disclosed in the publication numbers of US831776, JP2017015570A, JP2015215357A and CN102859358B, wherein the saliva collecting and detecting device disclosed in the publication number of CN102620953B is used, when the device is detected, an operator extrudes the rubber box body, saliva flows out of the rubber box body and contacts the reagent strip, the saliva starts to run and the detection is completed, the mode usually needs a detector to release the saliva on the saliva collector, so that the operation has certain difficulty for the detector, the saliva easily splashes out of the collector to pollute the environment and other detectors, meanwhile, the detection accuracy rate can be influenced when the detection reagent strip is exposed for a long time, the detection reagent is required to be stored and detected in a proper environment, and the reagent strip needs to be replaced frequently after the detection is completed, the complexity of the operation and even the risk of infection, so how to break the sampling device into a disposable part and a reusable part increases the safety and usability of the sampling device.
Disclosure of Invention
The invention aims to provide a portable saliva sampling detection device aiming at the defects of the existing saliva sampling device.
In order to overcome the defects of the prior art, the invention adopts the following technical scheme:
a portable saliva sampling testing device, comprising:
the inserting module is used for being fixed at the lower part of the tongue of the examiner and collecting saliva at the lower part of the tongue;
a catheter module connected to the insertion module and configured to flow saliva collected by the insertion module into the catheter module;
the inner detection module is arranged on the catheter module and is used for detecting whether the saliva sample flowing into the catheter module has detection viruses or not;
the suction module is connected with the catheter module and used for providing suction to the catheter module so as to accelerate the flow speed of saliva in the catheter module;
the guide pipe module is set to be three-channel-shaped, the guide pipe module comprises a feeding section, a first connecting section and a second connecting section which are communicated with each other, and external openings of the first connecting section and the second connecting section of the feeding section are a liquid inlet, a wind gap and a liquid outlet respectively.
Further, the insertion module comprises an insertion mechanism and a connecting mechanism, the insertion mechanism and the connecting mechanism are of an integral structure, the insertion mechanism is configured to stretch into and be placed on the lower tongue portion of the examiner, and meanwhile saliva on the lower tongue portion is collected, guided to the connecting mechanism and then led out through the connecting mechanism.
Further, the insertion mechanism includes a lifting portion configured to be inserted to a base of a tongue of the examiner while lifting a tip of the tongue so as to expose a lower portion of the tongue, and a collecting portion configured to collect a saliva sample from the lower portion of the tongue to the connection mechanism.
Further, the collecting part is provided with a funnel plate with a cross section gradually reduced from one end of the collecting part to one end of the guide pipe module, the lifting part is provided with two side plates, the side plates are respectively arranged at two sides of the funnel plate, the cross section of the side plates is gradually increased from one end of the collecting part to one end of the guide pipe module, the two side plates are both vertical to the funnel plate, and the connecting mechanism is provided with a pipe body.
Further, the insertion module is further provided with an upper jaw contact mechanism which is configured to abut with the upper jaw of the detector so as to promote the oral cavity to accelerate the saliva secretion sample.
Furthermore, the upper jaw structure mechanism comprises a connecting rod and a contact ball, two ends of the connecting rod are respectively connected with the contact ball and the insertion mechanism, the connecting rod is arranged in an arc shape, and the contact ball is used for increasing the contact area with the upper jaw of the detected person.
Further, interior detection module is including detecting the paster, the pipe intra-module establishes and is provided with the detection mounting groove, it sets up to detect the paster detect in the mounting groove, and detect the paster through with first detection liquid soaking treatment.
Furthermore, the suction module comprises a manual inflation ball and a tail plug, an opening part of the manual inflation ball is connected with an air port of the catheter module through a connecting piece, and the other opening part of the manual inflation ball is provided with the tail plug.
The beneficial effects obtained by the invention are as follows:
the insertion module is arranged to adaptively enable the sampling device to be combined and connected with the oral cavity of a detector so as to facilitate saliva collection, the catheter module is arranged to convey the collected saliva to each functional unit for indication and detection, and meanwhile, the flow condition of the saliva sample can be conveniently observed; the first detection liquid which is not easy to volatilize and oxidize can be arranged in the catheter module through the arrangement of the inner detection module so as to quickly detect the saliva sample, meanwhile, the second detection liquid which is not beneficial to being exposed in the air for a long time can be independently and hermetically stored through the arrangement of the independent detection module, and then the opening mechanism is arranged to automatically connect and open the package, so that the detection liquid quickly permeates into the absorption paper to be in contact with and detected by the saliva sample, and the detection mode is convenient and effective; then, the suction module is arranged to provide suction to the saliva sample so as to accelerate the flow of the saliva sample in the catheter, so that the consumption of the saliva sample is reduced while the detection efficiency is accelerated; through setting up palate contact mechanism, can open the angle with the oral area of measuring the person and fix, can accelerate the saliva in the oral cavity to produce simultaneously when the tongue pushes up the palate to do benefit to and increase the saliva sample and promote and detect the rate of accuracy, still set up the liquid storage mechanism that can provide the replenishment simultaneously, conveniently carry out the supply replenishment when oral cavity secretion saliva is less, thereby promote the collection and the transport to the oral cavity tissue.
Drawings
The invention will be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.
Fig. 1 is a schematic structural diagram of the present invention at the time of sampling.
Fig. 2 is a schematic diagram of an internal structure of an independent detection module according to the present invention.
Fig. 3 is a schematic diagram of an internal structure of an independent detection module according to the present invention.
Fig. 4 is a schematic diagram of a sample insert module of the present invention.
FIG. 5 is a schematic sample diagram of a catheter module of the present invention.
FIG. 6 is a schematic diagram of a sampling detection process according to the present invention.
In the figure: the device comprises an insertion module 1, a catheter module 2, an inner detection module 3, a suction module 4 and an independent detection module 5.
Detailed Description
In order to make the objects and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following embodiments; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Other systems, methods, and/or features of the present embodiments will become apparent to those skilled in the art upon review of the following detailed description. It is intended that all such additional systems, methods, features and advantages be included within this description, be within the scope of the invention, and be protected by the accompanying claims. Additional features of the disclosed embodiments are described in, and will be apparent from, the detailed description that follows.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not indicated or implied that the device or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the terms may be understood by those skilled in the art according to specific situations.
The first embodiment.
As shown in fig. 1, a portable saliva sampling and detecting device includes:
the inserting module is used for being fixed at the lower part of the tongue of the examiner and collecting saliva at the lower part of the tongue;
a catheter module connected to the insertion module and configured to flow saliva collected by the insertion module into the catheter module;
the inner detection module is arranged on the catheter module and is used for detecting whether the saliva sample flowing into the catheter module has detection viruses or not;
the suction module is connected with the catheter module and used for providing suction to the catheter module so as to accelerate the flow speed of saliva in the catheter module;
the guide pipe module is set to be three-channel-shaped, the guide pipe module respectively comprises a feeding section, a first connecting section and a second connecting section which are mutually communicated, and external openings of the first connecting section and the second connecting section of the feeding section are respectively a liquid inlet, a wind gap and a liquid outlet;
the inserting module comprises an inserting mechanism and a connecting mechanism, the inserting mechanism and the connecting mechanism are of an integral structure, the inserting mechanism is constructed to extend into and be placed on the lower part of the tongue of the examiner, and meanwhile saliva on the lower part of the tongue is collected, guided to the connecting mechanism and then led out through the connecting mechanism;
the insertion mechanism includes a lifting portion configured to be inserted to a base of a tongue of the examiner while lifting a tip of the tongue so as to expose a lower portion of the tongue, and a collecting portion configured to collect a saliva sample from the lower portion of the tongue to the connection mechanism;
the collecting part is provided with a funnel plate with a gradually reduced cross section from one end of the collecting part to one end of the guide pipe module, the lifting part is provided with two side plates, the side plates are respectively arranged at two sides of the funnel plate, the cross section of the side plates is gradually increased from one end of the collecting part to one end of the guide pipe module, the two side plates are perpendicular to the funnel plate, and the connecting mechanism is provided with a pipe body;
the insertion module is further provided with an upper jaw contact mechanism which is configured to abut with the upper jaw of the detector so as to promote the oral cavity to accelerate the salivation sample;
the upper jaw structure mechanism comprises a connecting rod and a contact ball, two ends of the connecting rod are respectively connected with the contact ball and the insertion mechanism, the connecting rod is arranged in an arc shape, and the contact ball is used for increasing the contact area with the upper jaw of a detected person;
the inner detection module comprises a detection patch, a detection mounting groove is formed in the catheter module, the detection patch is arranged in the detection mounting groove, and the detection patch is soaked in a first detection solution;
the suction module comprises a manual inflatable ball and a tail plug, one opening of the manual inflatable ball is connected with the air port of the guide pipe module through a connecting piece, and the other opening is provided with the tail plug.
Second embodiment, the present embodiment is further described in the above embodiments, and it should be understood that the present embodiment includes all the technical features described above and is further described in detail:
further referring to fig. 4 and 5, a portable saliva sampling and detecting device includes:
the inserting module is used for being fixed at the lower part of the tongue of the examiner and collecting saliva at the lower part of the tongue;
a catheter module connected to the insertion module and configured to flow saliva collected by the insertion module into the catheter module;
the inner detection module is arranged on the catheter module and is used for detecting whether the saliva sample flowing into the catheter module has detection viruses or not;
the suction module is connected with the catheter module and used for providing suction to the catheter module so as to accelerate the flow speed of saliva in the catheter module;
the guide pipe module is set to be three-channel-shaped, the guide pipe module respectively comprises a feeding section, a first connecting section and a second connecting section which are mutually communicated, and external openings of the first connecting section and the second connecting section of the feeding section are respectively a liquid inlet, a wind gap and a liquid outlet;
the inserting module comprises an inserting mechanism and a connecting mechanism, the inserting mechanism and the connecting mechanism are of an integral structure, the inserting mechanism is constructed to extend into and be placed on the lower part of the tongue of the examiner, and meanwhile saliva on the lower part of the tongue is collected, guided to the connecting mechanism and then led out through the connecting mechanism;
the insertion mechanism includes a lifting portion configured to be inserted to a base of a tongue of the examiner while lifting a tip of the tongue so as to expose a lower portion of the tongue, and a collecting portion configured to collect a saliva sample from the lower portion of the tongue to the connection mechanism;
the collecting part is provided with a funnel plate with a gradually reduced cross section from one end of the collecting part to one end of the guide pipe module, the lifting part is provided with two side plates, the side plates are respectively arranged at two sides of the funnel plate, the cross section of the side plates is gradually increased from one end of the collecting part to one end of the guide pipe module, the two side plates are perpendicular to the funnel plate, and the connecting mechanism is provided with a pipe body;
the catheter module is arranged as a transparent catheter;
the suction module comprises a manual inflatable ball and a tail plug, one opening part of the manual inflatable ball is connected with an air port of the catheter module through a connecting piece, and the other opening part of the manual inflatable ball is provided with the tail plug;
the insertion module is further provided with an upper jaw contact mechanism which is configured to abut with the upper jaw of the detector so as to promote the oral cavity to accelerate the salivation sample;
the upper jaw structure mechanism comprises a connecting rod and a contact ball, two ends of the connecting rod are respectively connected with the contact ball and the insertion mechanism, the connecting rod is arranged in an arc shape, and the contact ball is used for increasing the contact area with the upper jaw of a detected person;
the catheter module is also provided with two indicating mechanisms, the two indicating mechanisms are respectively arranged on one side of the inner detection module close to the liquid inlet and one end of the feeding section close to the second connecting section;
the indicating mechanism is set as saliva indicating test paper;
the second connecting section of the catheter module is provided with a filter membrane at one end close to the feeding section, and the filter membrane is used for isolating the saliva sample and preventing the saliva sample from being left to the second connecting section;
the inner detection module comprises a detection patch, a detection mounting groove is formed in the catheter module, the detection patch is arranged in the detection mounting groove, and the detection patch is soaked in a first detection solution;
the liquid storage mechanism is configured to provide a replenishing liquid to facilitate replenishing and collecting of the saliva sample;
the liquid inlet section of the conduit module is provided with a liquid storage tank at one end close to the liquid inlet, the supplementary liquid is stored in the liquid storage tank, the opening end of the liquid storage tank is used for hermetically storing the supplementary liquid through a sealing film, the insertion module is provided with a liquid channel for guiding the supplementary liquid into the oral cavity of a detector, and the insertion module is provided with an insertion tube for piercing the sealing film and simultaneously communicating the liquid storage tank with the liquid channel;
the volume of the replenishing liquid stored in the liquid storage tank is 3-5cc, wherein the volume unit is cubic centimeter;
still include independent detection module, independent detection module and pipe module intercommunication, independent detection module are used for saving the second and detect liquid, will detect in the second detection solution of saliva sample guide that flows in the pipe module simultaneously.
Third embodiment, the present embodiment is further described in the above embodiments, and it should be understood that the present embodiment includes all the technical features described above and is further described in detail:
a portable saliva sampling testing device, comprising:
the inserting module is used for being fixed at the lower part of the tongue of the examiner and collecting saliva at the lower part of the tongue;
a catheter module connected to the insertion module and configured to flow saliva collected by the insertion module into the catheter module;
the inner detection module is arranged on the catheter module and is used for detecting whether the saliva sample flowing into the catheter module has detection viruses or not;
the suction module is connected with the catheter module and used for providing suction to the catheter module so as to accelerate the flow speed of saliva in the catheter module;
the guide pipe module is set to be three-channel-shaped, the guide pipe module respectively comprises a feeding section, a first connecting section and a second connecting section which are mutually communicated, and external openings of the first connecting section and the second connecting section of the feeding section are respectively a liquid inlet, a wind gap and a liquid outlet;
the inserting module comprises an inserting mechanism and a connecting mechanism, the inserting mechanism and the connecting mechanism are of an integral structure, the inserting mechanism is constructed to extend into and be placed on the lower part of the tongue of the examiner, and meanwhile saliva on the lower part of the tongue is collected, guided to the connecting mechanism and then led out through the connecting mechanism;
the insertion mechanism includes a lifting portion configured to be inserted to a base of a tongue of the examiner while lifting a tip of the tongue so as to expose a lower portion of the tongue, and a collecting portion configured to collect a saliva sample from the lower portion of the tongue to the connection mechanism;
the collecting part is provided with a funnel plate with a gradually reduced cross section from one end of the collecting part to one end of the guide pipe module, the lifting part is provided with two side plates, the side plates are respectively arranged at two sides of the funnel plate, the cross section of the side plates is gradually increased from one end of the collecting part to one end of the guide pipe module, the two side plates are perpendicular to the funnel plate, and the connecting mechanism is provided with a pipe body;
the insertion module is further provided with an upper jaw contact mechanism which is configured to abut with the upper jaw of the detector so as to promote the oral cavity to accelerate the salivation sample;
the upper jaw structure mechanism comprises a connecting rod and a contact ball, two ends of the connecting rod are respectively connected with the contact ball and the insertion mechanism, the connecting rod is arranged in an arc shape, and the contact ball is used for increasing the contact area with the upper jaw of a detected person;
the catheter module is also provided with two indicating mechanisms, the two indicating mechanisms are respectively arranged on one side of the inner detection module close to the liquid inlet and one end of the feeding section close to the second connecting section;
the indicating mechanism is set as saliva indicating test paper;
the second connecting section of the catheter module is provided with a filter membrane at one end close to the feeding section, and the filter membrane is used for isolating the saliva sample and preventing the saliva sample from being left to the second connecting section;
the inner detection module comprises a detection patch, a detection mounting groove is formed in the catheter module, the detection patch is arranged in the detection mounting groove, and the detection patch is soaked in a first detection solution;
the catheter module is arranged as a transparent catheter;
the suction module comprises a manual inflatable ball and a tail plug, one opening part of the manual inflatable ball is connected with an air port of the catheter module through a connecting piece, and the other opening part of the manual inflatable ball is provided with the tail plug;
a first air valve mechanism only allowing air to flow from the connecting piece to the manual inflatable ball is arranged between the manual inflatable ball and the connecting piece, and a second air valve mechanism only allowing air to flow out of the manual inflatable ball is arranged on the tail plug;
the liquid storage mechanism is configured to provide a replenishing liquid to facilitate replenishing and collecting of the saliva sample;
the liquid inlet section of the conduit module is provided with a liquid storage tank at one end close to the liquid inlet, the supplementary liquid is stored in the liquid storage tank, the opening end of the liquid storage tank is used for hermetically storing the supplementary liquid through a sealing film, the insertion module is provided with a liquid channel for guiding the supplementary liquid into the oral cavity of a detector, and the insertion module is provided with an insertion tube for piercing the sealing film and simultaneously communicating the liquid storage tank with the liquid channel;
the volume of the replenishing liquid stored in the liquid storage tank is 3-5cc, wherein the volume unit is cubic centimeter;
the independent detection module is communicated with the catheter module and is used for storing second detection liquid and guiding saliva samples flowing in the catheter module into the second detection liquid for detection;
with further reference to FIG. 2, in one embodiment, the self-contained test module comprises a first portion provided with a removal mechanism and a sealing mechanism, and a second portion provided with an internal channel, a removal mechanism, an opening mechanism, and a testing mechanism; the inner channel is used for collecting a measurement sample of the fluid and is coupled to the guide pipe die, the removal mechanism removes the measurement sample of the fluid from the inner channel, and the sealing mechanism seals the first part; the opening mechanism opens the sealing mechanism so that the measured fluid sample can pass from the first portion to the second portion thereof; the testing mechanism is used for testing the measured saliva sample;
said first portion is a hollow truncated cone, the first portions each comprising a threaded end having an opening, a closed end, an apertured outer surface and an inner surface, said inner passage being provided with a cap provided with a threaded open end, a closed end and an inner surface, the threaded open end of the cap being threadedly connected to the open end of the threaded hollow truncated cone, whereby the measured amount of fluid is disposed between the inner surface of the cap and the apertured outer surface of the hollow truncated cone, said sealing means being a first flange and a first plug, the first flange being disposed adjacent the open end, the inner surface of the hollow truncated cone being provided with an internally threaded end, the first plug being disposed in and closely but removably coupled to the first flange, the hollow truncated cone having a collapsible portion such that when the cap is screwed down, the inner top of the lid engages the outer top of the hollow frustoconical body causing the foldable portion thereof to fold to allow the lid to continue to be threaded downwardly, the opening mechanism including a first lifting mechanism that lifts the first plug from the first flange as the lid is threaded downwardly, the testing mechanism including a test rod and a plurality of reagent test strips, the test rod being disposed in the second portion and having a first portion that serves as the first lifting mechanism and the test rod; the second portion forming a channel through which the measured amount of fluid flows; each reagent test strip is mechanically coupled to the test rod and contacts the first portion of the second detection fluid as fluid flows in the channel;
as further shown in connection with fig. 3, in one embodiment, the self-contained test module comprises a first portion and a second portion, the first portion being configured in the shape of a lid having a single opening, and includes a sealing mechanism and a liquid storage chamber for storing the second detection liquid, the sealing mechanism being configured to close the liquid storage chamber, the second part comprises a connecting mechanism, an inner channel, an opening mechanism and a detection mechanism, the connecting mechanism is configured to connect the second part with the liquid outlet of the catheter module in a sealing way, the inner channel is configured to collect a saliva sample flowing from the liquid outlet while conducting to the opening mechanism, the opening mechanism is configured to enable the sealing mechanism of the second part, and the detection mechanism is configured to enable the second detection liquid stored in the liquid storage cavity to be in osmotic diffusion into the detection mechanism after the opening mechanism opens the sealing mechanism so that the second detection liquid can be contacted with the saliva sample in the detection mechanism and be detected;
the opening mechanism is a cone frustum and the cone frustum is arranged at one closed end of the second part, the second part is also provided with a detection installation cavity, one end of the detection installation cavity faces the cone frustum and is communicated with the outside, the detection mechanism is reagent absorption paper, the reagent absorption paper is arranged in the detection installation cavity and is communicated with an inner channel of the second part, the outer surface of one end, close to the cone frustum, of the second part is provided with a first external thread, one end, far away from the cone frustum, is provided with a first internal thread, the liquid outlet of the catheter module is provided with a second external thread matched with the first internal thread, the opening of the first part is provided with a second internal thread matched with the first external thread, the sealing mechanism comprises a sealing plate and a second plug, the sealing plate is arranged inside the first part and is provided with an opening, and the second plug is arranged on the opening of the sealing plate in a covering manner, and slides to one side of the liquid storage cavity after being subjected to external acting force;
the first cover body is matched with the first internal thread of the first part, and the first part and the second part can be connected after the second cover body is disassembled;
an opening communicated with the inner channel is formed in the cone frustum;
as further shown in fig. 6, the detection method of the sampling detection apparatus:
s1, installation: the conduit module is hermetically connected with the suction module, then the connecting mechanism of the insertion module is hermetically connected with the liquid inlet of the conduit module, the insertion tube is inserted into the liquid storage tank, and then the external thread of the liquid outlet is connected with the second part of the independent detection module;
s2, liquid extraction: the examiner opens the mouth and extends the insertion mechanism of the insertion module into the lower tongue of the examiner, after the lifting part and the collecting part are fixed, the liquid storage groove position of the catheter module is squeezed, and the supplementary liquid is squeezed out of the oral cavity and mixed with the saliva sample;
s3, first detection: repeatedly squeezing and releasing the manual inflatable ball of the suction module, enabling a conduit module communicated with the suction module to generate suction to gradually suck the saliva sample from the connecting mechanism, enabling the saliva sample to flow into the indicating mechanism when entering from the liquid inlet, enabling the indicating mechanism to be colored by reacting with the indicating mechanism, observing through the observation window to know whether the saliva sample flows in, enabling the saliva sample to flow to the second connecting section along the feeding section, and enabling the saliva sample to contact and act with the detection patch when the saliva sample comes to the inner detection module, so that first sample detection is carried out;
s4, second detection: then, the suction module is continuously operated to enable other saliva samples to flow, when the saliva samples flow to an indicating mechanism arranged at the rear end of the feeding section, the saliva samples react with a second indicating mechanism, after a detector observes that the indicating mechanism is colored, the independent detection module is screwed into the second part through threaded connection, meanwhile, the opening mechanism penetrates second detection liquid in the liquid storage cavity into the reagent absorption paper after the sealing mechanism is opened, and meanwhile, the saliva samples flow to the second part of the independent detection module along the second connecting section to be contacted and acted with the reagent absorption paper, so that second sample detection is conducted;
the suction module can be detached for repeated use after detection is finished.
Although the invention has been described above with reference to various embodiments, it should be understood that many changes and modifications may be made without departing from the scope of the invention. That is, the methods, systems, and devices discussed above are examples. Various configurations may omit, substitute, or add various procedures or components as appropriate. For example, in alternative configurations, the methods may be performed in an order different than that described, and/or various components may be added, omitted, and/or combined. Moreover, features described with respect to certain configurations may be combined in various other configurations, as different aspects and elements of the configurations may be combined in a similar manner. Further, elements therein may be updated as technology evolves, i.e., many elements are examples and do not limit the scope of the disclosure or claims.
Specific details are given in the description to provide a thorough understanding of the exemplary configurations including implementations. However, configurations may be practiced without these specific details, for example, well-known circuits, processes, algorithms, structures, and techniques have been shown without unnecessary detail in order to avoid obscuring the configurations. This description provides example configurations only, and does not limit the scope, applicability, or configuration of the claims. Rather, the foregoing description of the configurations will provide those skilled in the art with an enabling description for implementing the described techniques. Various changes may be made in the function and arrangement of elements without departing from the spirit or scope of the disclosure.
In conclusion, it is intended that the foregoing detailed description be regarded as illustrative rather than limiting, and that it be understood that these examples are illustrative only and are not intended to limit the scope of the invention. After reading the description of the invention, the skilled person can make various changes or modifications to the invention, and these equivalent changes and modifications also fall into the scope of the invention defined by the claims.
Claims (8)
1. A portable saliva sampling testing device, comprising:
the inserting module is used for being fixed at the lower part of the tongue of the examiner and collecting saliva at the lower part of the tongue;
a catheter module connected to the insertion module and configured to flow saliva collected by the insertion module into the catheter module;
the inner detection module is arranged on the catheter module and is used for detecting whether the saliva sample flowing into the catheter module has detection viruses or not;
the suction module is connected with the catheter module and used for providing suction to the catheter module so as to accelerate the flow speed of saliva in the catheter module;
the guide pipe module is set to be three-channel-shaped, the guide pipe module comprises a feeding section, a first connecting section and a second connecting section which are communicated with each other, and external openings of the first connecting section and the second connecting section of the feeding section are a liquid inlet, a wind gap and a liquid outlet respectively.
2. The portable saliva sampling and testing device of claim 1, wherein the insertion module comprises an insertion mechanism and a connection mechanism, the insertion mechanism and the connection mechanism are integrated, the insertion mechanism is configured to extend into and be placed under the tongue of the tester, and simultaneously, saliva under the tongue is collected and guided to the connection mechanism and then is guided out through the connection mechanism.
3. The portable saliva sampling and testing device of claim 2, wherein the insertion mechanism includes a lifting portion configured to be inserted into a base of a tongue of the test subject while lifting a tip of the tongue to expose a lower portion of the tongue, and a collecting portion configured to collect the saliva sample from the lower portion of the tongue to the connection mechanism.
4. A portable saliva sampling and testing device as claimed in claim 3, wherein the collecting portion is provided as a funnel plate having a cross-section gradually decreasing from the end toward the examiner to the end toward the guide tube module, the lifting portion is provided as two side plates respectively provided at both sides of the funnel plate, the side plates are configured to gradually increase in cross-section from the end toward the examiner to the end toward the guide tube module, both of the side plates are perpendicular to the funnel plate, and the connecting mechanism is provided as a tube body.
5. The portable saliva sampling and testing device of claim 2, wherein the insertion module is further configured with a palate contact mechanism configured to abut the upper palate of the test subject to facilitate accelerated oral salivation of the saliva sample.
6. The portable saliva sampling and testing device of claim 5, wherein the upper jaw structure comprises a connecting rod and a contact ball, the connecting rod is connected with the contact ball and the insertion mechanism at two ends, the connecting rod is arranged in an arc shape, and the contact ball is used for increasing the contact area with the upper jaw of the tester.
7. The portable saliva sampling and testing device of claim 1, wherein the internal testing module comprises a testing patch, the catheter module is provided with a testing mounting groove therein, the testing patch is disposed in the testing mounting groove, and the testing patch is soaked in the first testing solution.
8. The portable saliva sampling and testing device as claimed in claim 1, wherein the suction module comprises a manual inflatable ball and a tail plug, an opening portion of the manual inflatable ball is connected with the air port of the catheter module through a connecting piece, and the tail plug is arranged at the other opening portion.
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| CN202110609319.4A CN113358638B (en) | 2021-06-01 | 2021-06-01 | Portable saliva sampling detection device |
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| CN113358638B CN113358638B (en) | 2022-06-10 |
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Cited By (1)
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| CN114403944A (en) * | 2022-03-28 | 2022-04-29 | 南通市海锐实验器材有限公司 | Closed tongue scraping type saliva DNA sampler |
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| CN113358638B (en) | 2022-06-10 |
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