CN221235598U - Hand-held object meter sampler with reagent - Google Patents

Abstract

The utility model relates to a handheld meter sampler with a reagent, which comprises a test tube and a cover cap which is connected with an opening of the test tube in a releasable way, wherein the lower end of the cover cap is integrally formed and connected with the upper end of a cotton swab, the upper end of the cover cap extends from the opening of the test tube to the outside, a diaphragm is arranged in the test tube and divides the test tube into an upper cavity and a lower cavity, the lower cavity is a reagent storage cavity for containing the reagent, a wiping head of the cotton swab is positioned above the diaphragm before sampling, and the wiping head of the cotton swab penetrates through the diaphragm and is positioned in the reagent of the lower cavity when sampling. The utility model solves the problems of realizing the purpose of carrying the reagent by the sampler, simplifying the sampling flow, avoiding the possibility of needle puncture of medical staff and pollution of cotton swabs in the process of manually extracting and driving the reagent, affecting the accuracy of detection results and increasing the time cost due to complicated operation process.

Description

Hand-held object meter sampler with reagent

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a handheld meter sampler with a reagent.

Background

The hospital has large patient mobility, especially infectious patients, carries a large amount of pathogenic bacteria, and the pathogenic bacteria are transmitted to all corners as an infectious source in the links of doctor seeing, examination, hospitalization and the like, so that the hospital environment is polluted, and the disease is further transmitted in the hospital. Particularly high frequency contact surfaces for toilets, bedside tables, door handles, doctor's tables, etc. Therefore, according to the requirements of medical institution disinfection technical specifications, hospitals should clean and disinfect the environmental object table every day, and periodically detect microorganisms on the cleaning effect.

The current conventional sampling specification requires: 1 cotton swab immersed with sterile eluent containing corresponding neutralizer is used, each cotton swab is uniformly rubbed for 5 times in a transverse and vertical reciprocating way in a sterilization standard plate, and then the cotton swab is rotated, and 4 standard plate areas are continuously adopted, so that the total sampling area is equal to l00cm < 2 >. After the smearing is completed, the contact part of the cotton swab hand is cut off, and the rest cotton swab head is put into a test tube of 10mL eluent for sterile inspection for inspection.

The conventional sampling tool has the following defects:

1. The sampling steps are cumbersome. Because the cotton swab is soaked with physiological saline, the cotton swab is taken out before sampling, the physiological saline is injected into a test tube by a syringe, and then the cotton swab is inserted into the test tube for dipping. Because of single sampling, the number of object surface points is sampled, and the number of sterile saline pipes is needed to be injected. Such an operation is not only time consuming and laborious, but also is prone to injure medical staff in the process of extracting saline water, causing needle stick injuries.

2. In the traditional sampling method, in the process of extracting and pumping saline into a test tube, a cotton swab easily touches hands of medical staff and other surrounding environment surfaces, so that the cotton swab is polluted and the detection accuracy is affected.

3. The sampling personnel need to prepare various tools (test tube, sterile physiological saline, injector, sterile standard board, alcohol lamp, lighter, etc.) needed by sampling in advance, especially the test tube, injector, sterile physiological saline, cotton swab need to keep sterile state, and package and seal for standby. The preparation process of the related tools is complicated, and special protection measures are needed for avoiding crushing in the transportation process from a laboratory to a sampling site, so that the device is inconvenient to carry.

The prior art publication No. CN208328013U provides an umbrella rib type environmental object surface sampling rod, which comprises a protective cap, a sleeve handle, an umbrella rib type cotton swab, a tube body and a reagent; a sleeve handle is nested at the upper end of the pipe body; the sleeve handle comprises a reagent storage bin and a sleeve, and a valve communicating with the inside of the pipe body is arranged at the bottom of the reagent storage bin; the sleeve penetrates through the reagent storage bin and is fixedly connected with the inner wall of the top of the reagent storage bin, an upper umbrella hub ring is arranged at the bottom of the sleeve, and a plurality of umbrella rib supporting rods are rotationally connected on the upper umbrella hub ring; the umbrella rib cotton swab is slidably arranged in the sleeve, and the top of the main rod of the umbrella rib cotton swab is connected with a spring; the bottom of the umbrella rib cotton swab is provided with a lower umbrella hub ring, the lower umbrella hub ring is rotationally connected with an umbrella rib body, the middle part of the umbrella rib body is rotationally connected with an umbrella rib stay bar, and sampling cotton is covered on the umbrella rib body; the reagent is stored in a reagent storage bin; the protective cap is arranged above the sleeve handle. The utility model can effectively simplify the links of sampling operation, reduce pollution factors and is convenient to carry and store.

The above prior art solution can realize the effect of self-carrying reagent by the structure of the prior art, but still has the following defects: firstly, the structural design is too complex, so that the operation is complicated when the novel multifunctional electric heating stove is used, and the technical problem needs to be solved.

Disclosure of utility model

The utility model provides a hand-held object meter sampler with a reagent, which solves the problems that how to realize the purpose of self-carrying the reagent of the sampler, simplify the sampling flow, avoid the possibility of needle stick injury of medical staff in the process of extracting and driving the reagent manually, cause pollution to a cotton swab, influence the accuracy of a detection result, and increase the time cost in the operation process.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: the utility model provides a hand-held type is from thing table sample thief of taking reagent, includes the test tube and can relieve the block of being connected with the test tube opening part, the contact of block and test tube's inner wall surface is the screw thread form, the upper end of cotton swab is connected to the lower extreme integrated into one piece of block, and the upper end of block extends from test tube opening part to outside, be provided with the diaphragm in the test tube, the diaphragm is cut apart into upper cavity and lower cavity with the test tube, and wherein the lower cavity is the reagent storage chamber that holds reagent, before the sampling, the wiping head of cotton swab is located the top of diaphragm, when the sampling, the wiping head of cotton swab pierces through the diaphragm is located the reagent of lower cavity.

As a further improvement, a baffle is fixedly arranged on the surface of the side wall, close to the opening of the test tube, in the upper cavity.

As a further improvement, two baffle plates are arranged, the two baffle plates are symmetrically arranged, and the baffle plates are vertically arranged on the surface of the side wall of the upper cavity.

As a further improvement, the cap comprises a body and a cover, wherein the top surface inside the cover is integrally formed with the upper end of the body, the lower end of the body is integrally formed with the upper end of the cotton swab, the lower end of the cotton swab breaks the diaphragm when the body moves towards the inside of the test tube, and the cover is finally connected with the opening of the test tube in a releasable manner.

As a further improvement, the outer surface of the side wall of the cover is provided with anti-skid patterns.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: the utility model provides a hand-held type is from thing table sample thief of taking reagent, includes the test tube and can contact the block of being connected with the test tube opening part, the upper end of cotton swab is connected to the lower extreme integrated into one piece of block, and the upper end of block extends from the test tube opening part to outside, be provided with the diaphragm in the test tube, the diaphragm is cut apart into cavity and lower cavity with the test tube, and wherein the lower cavity is for holding reagent storage chamber of reagent, before the sampling, the wiping head of cotton swab is located the top of diaphragm, when the sampling, the wiping head of cotton swab pierces through the diaphragm is located the reagent of cavity down, be provided with first separation blade and second separation blade on the upper cavity lateral wall surface, first separation blade and second separation blade surface are provided with first breach and second breach respectively, the lateral wall fixed surface of block is provided with the fixed part, and the one end and the test tube inner wall surface of keeping away from the cap of fixed part contacts, and the fixed part removes between first separation blade and second separation blade, first width is greater than fixed part.

As a further improvement, the first baffle plate and the second baffle plate are horizontally arranged and are parallel to each other, and the positions of the first notch and the second notch are corresponding.

As a further improvement, the cap comprises a body and a cover, wherein the top surface inside the cover is integrally formed with the upper end of the body, the lower end of the body is integrally formed with the upper end of the cotton swab, the fixing part is fixedly arranged at the edge position of the lower end of the body, when the body moves towards the inside of the test tube, the lower end of the cotton swab breaks the diaphragm, and the cover is finally connected with the opening of the test tube through threads.

In order to achieve the above purpose, the technical scheme of the utility model is as follows: the utility model provides a hand-held type is from thing table sample thief of taking reagent, includes the casing that both ends are linked together and with casing one end opening part marginal threaded connection's lid, the inside roof surface of lid and the upper end integrated into one piece of cotton swab, cotton swab is located the casing, the sample thief still includes one end open-ended reagent storage cavity, the opening part of reagent storage cavity is sealed by the diaphragm, the surface and the casing lower extreme opening part internal surface threaded connection of reagent storage cavity.

As a further improvement, the outer surface of the side wall of the cover is provided with anti-skid patterns.

The technical scheme of the utility model has the following beneficial effects:

1. According to the utility model, the reagent is carried by the test tube, and is isolated from the cotton swab through the diaphragm before sampling, so that the drying of the cotton swab is ensured, the reagent does not need to be manually injected, the pollution of the cotton swab in the process of extracting and injecting the reagent is avoided, the accuracy of a detection result is ensured, the time is saved, the possibility of needle-stick injury of medical staff is reduced, and meanwhile, the process of preparing the reagent is omitted before sampling, the cotton swab can be soaked by one-hand operation, so that the test tube is very convenient, the time is saved, the working efficiency is improved, and the pollution of the cotton swab and the reagent and the needle-stick injury of the medical staff in the process of extracting the reagent are prevented;

2. The utility model simplifies the links of sampling operation, reduces pollution factors and is convenient to carry and store. The cotton swab is stored separately from 10ml of sterile physiological saline, so that premature soaking can be avoided, and the properties of the cotton swab head are influenced;

3. The utility model belongs to a test tool for hospital infection management, health supervision and disease prevention and control, which is used for collecting microorganisms on the surfaces of environmental objects. The method simplifies the traditional sampling process, improves the working efficiency, reduces the chance of being polluted when collecting the specimen, and avoids the needle puncture of medical staff. Has great practical significance for the hospital infection management department, the health supervision department and the disease prevention control department to develop the microorganism sampling of the environmental object table.

Drawings

FIG. 1 is a schematic view of the whole structure of the present utility model in a set state;

FIG. 2 is a schematic overall structure of one of the embodiments of the present utility model;

FIG. 3 is a schematic view of the whole structure of the second embodiment of the present utility model in a placement state;

FIG. 4 is a schematic view of the whole structure of the three-cover-opening state according to the scheme of the utility model;

fig. 5 is a schematic view of the overall structure of the third embodiment of the present utility model in a placed state.

Reference numerals: 1. test tube, 2, the block, 3, cotton swab, 4, the diaphragm, 5, upper cavity, 6, lower cavity, 7, reagent, 8, separation blade, 9, body, 10, lid, 11, anti-skid line, 12, first separation blade, 13, second separation blade, 14, first breach, 15, second breach, 16, fixed part, 17, casing, 18, reagent storage cavity.

Detailed Description

The following examples further illustrate the utility model but are not to be construed as limiting the utility model. Modifications and substitutions to methods, procedures, or conditions of the present utility model without departing from the spirit and nature of the utility model are intended to be within the scope of the present utility model.

Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings and examples.

The collector of the three technical schemes in the application is in a state that the opening of the test tube is upward in a placing state, as shown in figures 1-5, so that the position relationship and the connection relationship of the cover, the body and the cotton swab are clear.

Referring to fig. 1 and 2, the utility model discloses a hand-held self-carrying reagent object surface sampler, which comprises a test tube 1 and a cap 2 releasably connected with an opening of the test tube 1, wherein the contact surface between the cap 2 and the inner wall surface of the test tube 1 is in a thread shape, the lower end of the cap 2 is integrally formed and connected with the upper end of a cotton swab 3, the upper end of the cap 2 extends outwards from the opening of the test tube 1, a diaphragm 4 is arranged in the test tube 1, the diaphragm 4 divides the test tube 1 into an upper cavity 5 and a lower cavity 6, the lower cavity 6 is a reagent storage cavity for accommodating a reagent 7, a wiping head of the cotton swab 3 is positioned above the diaphragm 4 before sampling, the wiping head of the cotton swab 3 penetrates through the diaphragm 4 and is positioned in the reagent 7 of the lower cavity 6, when the sampler is placed, a part of the lower end of the cap 2 is inserted into the position of the upper cavity 5 close to the opening, the outer surface of the cap 2 is in a thread shape and is contacted with the inner wall surface of the test tube 1, so that the upper cavity 5 forms a closed structure, the cotton swab 3 is positioned in the upper cavity 5, the dry environment of the cotton swab 3 is ensured, the reagent 7 is stored in the lower cavity 6, the reagent 7 and the cotton swab 3 are stored in separate areas, the premature soaking can be avoided, the property of the cotton swab 3 head is influenced, when the sampler is used, the upper end of the cap 2 is directly pressed by one hand to enable the lower end of the cap 2 to move towards the inside of the test tube 1, Finally, the lower end of the cotton swab 3 breaks the diaphragm 4 so as to dip the reagent 7 in the reagent storage cavity, the further use of the cotton swab 3 dipped with the reagent 7 is used for sampling the surface of an object, the technical scheme omits the process of preparing the reagent 7 before sampling, and can wet the cotton swab 3 only by one-hand operation, thereby being very convenient, saving time, improving working efficiency, simultaneously preventing the cotton swab 3 and the reagent 7 from being polluted and the medical staff from being needled during the process of extracting the reagent 7, and the cap 2 can be arranged at the opening of the test tube 1 after the sample is collected, the reagent 7 can be sterile normal saline, and can also be a neutralizer or a sterile eluent, The utility model is used for soaking the cotton swab 3 before sampling or preserving microorganisms on the environment surface after sampling, as the cotton swab 3 damages the diaphragm 4 during sampling, the reagent 7 is prevented from flowing out after the cap 2 is connected, the lower end of the cap 2 and the upper end of the cotton swab 3 are integrally formed, so that the structural strength of the cap is increased, the fracture of the joint of the cap 2 and the cotton swab 3 is avoided, in addition, an air hole is arranged on the cap 2, when the cap 2 is pressed downwards, the air pressure in the test tube 1 is increased, when the pressure is too high, the air hole can be further used for exhausting, the cap 2 is more conveniently connected with the opening of the test tube 1, the opening of the upper cavity 5 is the opening of the test tube 1, In addition to the above structure, the present utility model may be as shown in fig. 2: the cap 2 is connected with the inner surface of the opening of the test tube 1 through threads, the position of the cap 2 is fixed by the threaded connection structure, before the sampler is used, a part of the cap 2 is connected with the inner surface of the opening of the test tube 1 through threads, the cotton swab 3 is positioned in the upper cavity 5, the lower end of the cotton swab 3 is positioned above the diaphragm 4, when the sampler is used, the cap 2 is rotated, the lower end of the cotton swab 3 moves towards the direction close to the lower cavity 6, finally the diaphragm 4 is damaged by the cotton swab 3, the cotton swab 3 dips the reagent 7, when the sampler is used for sampling a sample on a sample table, the reagent 7 is carried in the test tube 1, The device does not need to be manually driven, so that the condition that the cotton swab 3 is polluted in the process of extracting and driving the reagent 7 is avoided, the accuracy of a detection result is ensured, the time is saved, and the possibility of needle-stick injuries of medical staff is reduced.

Referring to fig. 2, specifically, the baffle 8 is fixedly disposed on the surface of the sidewall of the upper cavity 5, which is near to the opening of the test tube 1, and the baffle 8 is a plastic sheet, which further plays a role in blocking the cap 2 from extending towards the bottom of the test tube 1, so as to prevent the cotton swab 3 from damaging the membrane 4 due to the error pressing of the cap 2 by external force, when the cap 2 is pressed down by external force, the baffle 8 made of plastic is broken off at the lower end of the cap 2, and then the cotton swab 3 continues to downwards puncture the membrane 4, and enters the reagent storage cavity to dip the reagent 7, the two baffles 8 may be disposed symmetrically, or the baffle 8 is disposed in plurality, and the plurality of baffles 8 are disposed on the same plane and uniformly distributed.

Referring to fig. 2, two preferred blocking pieces 8 are provided, the two blocking pieces 8 are symmetrically arranged, the blocking pieces 8 are vertically arranged on the surface of the side wall of the upper cavity 5, so that the cap 2 is further prevented from being pressed by mistake, and the cap 2 is more conveniently pressed.

Referring to fig. 2, the cap 2 includes a body 9 and a cover 10, the top surface inside the cover 10 is integrally formed with the upper end of the body 9, the lower end of the body 9 is integrally formed with the upper end of the cotton swab 3, when the body 9 moves towards the inside of the test tube 1, the lower end of the cotton swab 3 breaks the membrane 4, the cover 10 is finally releasably connected with the opening of the test tube 1, the releasable connection can be a clamping connection or a threaded connection, when the collector is used, the cover 10 is pressed to enable the body 9 to move towards the direction close to the lower cavity 6, and due to the fact that the lower end of the body 9 is integrally formed with the upper end of the cotton swab 3, the membrane 4 is finally broken to dip in the reagent 7, the step of manually extracting the reagent 7 and driving the reagent 1 is omitted, the integrally formed structure enhances the structural strength of the reagent, after the sample collection is completed, the cotton swab 3 after the sample collection is inserted into the test tube 1, the cover 10 is finally enabled to be in threaded connection or clamped with the opening of the test tube 1, preferably in threaded connection, so that the cover 10 is conveniently kept by surface microorganisms or the reagent 7 is prevented from leaking.

Referring to fig. 2, the outer surface of the sidewall of the cover 10 is provided with anti-skidding patterns 11, which increase the friction force on the surface of the cover 10, so as to facilitate the opening and closing of the cover 10.

Referring to fig. 3, the utility model discloses a hand-held self-contained reagent meter sampler, which comprises a test tube 1 and a cap 2 which is connected with the opening of the test tube 1 in a contact manner, wherein the lower end of the cap 2 is integrally connected with the upper end of a cotton swab 3, the upper end of the cap 2 extends from the opening of the test tube 1 to the outside, a diaphragm 4 is arranged in the test tube 1, the diaphragm 4 divides the test tube 1 into an upper cavity 5 and a lower cavity 6, wherein the lower cavity 6 is a reagent storage cavity for containing a reagent 7, a wiping head of the cotton swab 3 is positioned above the diaphragm 4 before sampling, and when sampling, the wiping head of the cotton swab 3 penetrates through the diaphragm 4 and is positioned in the reagent 7 of the lower cavity 6, The surface of the side wall of the upper cavity 5 is provided with a first baffle plate 12 and a second baffle plate 13, the first baffle plate 12 is positioned between the second baffle plate 13 and the opening of the test tube 1, the surfaces of the first baffle plate 12 and the second baffle plate 13 are respectively provided with a first notch 14 and a second notch 15, the surface of the side wall of the cap 2 is fixedly provided with a fixing part 16, one end of the fixing part 16 far away from the cap 2 is contacted with the surface of the inner wall of the test tube 1, the fixing part 16 moves between the first baffle plate 12 and the second baffle plate 13, the widths of the first notch 14 and the second notch 15 are larger than the width of the fixing part 16, when the collector in the technical scheme is placed, the cotton swab 3 is positioned in the upper cavity 5, The drying environment of the cotton swab 3 is ensured, the reagent 7 is stored in the lower cavity 6, the reagent 7 and the cotton swab 3 are stored in separate areas, premature soaking can be avoided, the property of the cotton swab 3 head is influenced, the fixing part 16 is positioned between the first baffle plate 12 and the second baffle plate 13, the first baffle plate 12 and the second baffle plate 13 play a role in limiting the upward or downward movement of the fixing part 16, the directions of the first baffle plate 12 and the second baffle plate 13 in application are in the vertical placing state of the test tube 1, the lower end of the cotton swab 3 is positioned above the diaphragm 4 at the moment, when the collector is used, the rotary cap 2 enables the position of the fixing part 16 to correspond to the position of the second notch 15 formed on the second baffle plate 13, pressing the upper end of the cap 2, continuing to move the lower end of the cap 2 and the cotton swab 3 integrally formed with the lower end of the cap 2 towards the lower cavity 6, finally, breaking the diaphragm 4 by the lower end of the cotton swab 3, dipping the reagent 7, then taking out the cotton swab 3 together by lifting the cap 2, adjusting the position of the fixing part 16 by rotating the cap 2 if the fixing part 16 firstly contacts the second baffle 13 in the taking out process, entering the fixing part 16 between the first baffle 12 and the second baffle 13 through the position of the second notch 15, pulling out the fixing part 16 from the test tube 1 through the position of the first notch 14 by rotating the cap 2 when the fixing part 16 contacts the surface of the first baffle 12, After the collection is completed, the cotton swab 3 is inserted into the test tube 1, then the opening of the test tube 1 is closed by using the cap 2, and the process of preparing the reagent 7 is omitted before sampling according to the technical scheme, the reagent 7 is carried in the collector without manual driving, so that the time can be saved, the working efficiency is improved, the cotton swab 3 and the reagent 7 are prevented from being polluted and needle-pricked by medical staff in the process of extracting the reagent 7, the reagent 7 can be sterile normal saline, and can also be a neutralizer or a sterile eluent, so that microorganisms on the surface of the environment can be preserved after the sampling or the cotton swab 3 is soaked before the sampling.

Please combine to refer to fig. 3, the first baffle 12 and the second baffle 13 are horizontally arranged and are parallel to each other, the positions of the first notch 14 and the second notch 15 are corresponding, the cap 2 is more convenient to rotate, the fixing part 16 is more smoothly and once passes through the positions of the first notch 14 and the second notch 15, the cotton swab 3 is convenient to enter and exit the test tube 1, and the collector is further more convenient to operate.

Referring to fig. 3, the cap 2 includes a body 9 and a cover 10, the top surface inside the cover 10 is integrally formed with the upper end of the body 9, the lower end of the body 9 is integrally formed with the upper end of the cotton swab 3, the fixing portion 16 is fixedly disposed at the edge of the lower end of the body 9, when the body 9 moves towards the inside of the test tube 1, the lower end of the cotton swab 3 breaks the diaphragm 4, the cover 10 is finally in threaded connection with the opening of the test tube 1, when the collector is used, the cover 10 is rotated to enable the fixing portion 16 to pass through the second notch 15, the body 9 moves towards the direction close to the lower cavity 6, and as the lower end of the body 9 and the upper end of the cotton swab 3 are integrally formed, the lower end of the cotton swab 3 is finally broken to take the reagent 7, the link of manually extracting the reagent 7 and driving the test tube 1 is avoided, the integrally formed structure enhances the strength of the structure, after the sample collection is completed, the cotton swab 3 after the sample collection is inserted into the test tube 1, at this time, the fixing portion 16 passes through the first notch 14 and the second notch 15, the cover 10 is rotated to enable the cover 10 to close the opening of the test tube 1, so that the biological surface 7 can be conveniently kept by the second notch 15, or the cover 10 can be prevented from being slipped, the cover 10 is conveniently opened, and the external surface 10 can be conveniently, and the cover can be conveniently prevented from being slipped.

Referring to fig. 4 and 5, the utility model discloses a hand-held self-carrying reagent object sampler, which comprises a shell 17 with two ends communicated, and a cover 10 in threaded connection with the edge of an opening of the shell 17, wherein the top wall surface inside the cover 10 is integrally formed with the upper end of a cotton swab 3, the cotton swab 3 is positioned in the shell 17, the sampler also comprises a reagent storage cavity 18 with one end open, the reagent storage cavity 18 is used for storing a reagent 7, the opening of the reagent storage cavity 18 is sealed by a diaphragm 4, the outer surface of the reagent storage cavity 18 is in threaded connection with the inner surface of the opening of the lower end of the shell 17, when the collector is placed, the cover 10 is in threaded connection with the opening of a test tube 1, the cotton swab 3 is positioned in the shell 17, the outer surface of the reagent storage cavity 18 is in threaded connection with the inner surface of the opening of the lower end of the shell 17, at this time, the lower end of the cotton swab 3 is positioned above the diaphragm 4, the cotton swab 3 is positioned in the shell 17, the dry environment of the cotton swab 3 is ensured, the reagent 7 is stored in the reagent storage cavity 18, the reagent 7 and the cotton swab 3 are stored in separate areas, the premature soaking can be avoided, the property of the cotton swab 3 head is influenced, when in use, the reagent storage cavity 18 is rotated, the reagent storage cavity 18 moves towards the inside of the shell 17, the diaphragm 4 is finally destroyed by the lower end of the cotton swab 3, the cotton swab 3 dips into the reagent 7, then the cover 10 is rotated to take out the cotton swab 3 for sample collection, the process of preparing the reagent 7 is omitted before the sampling is carried out in the technical scheme, the reagent 7 is carried out in the collector without manual driving, the time can be saved, the working efficiency is improved, the cotton swab 3 and the reagent 7 are prevented from being polluted and the medical staff from being needled in the process of extracting the reagent 7, after the sample is collected, the cover 10 can be arranged at the opening of the test tube 1, the reagent 7 can be sterile physiological saline, a neutralizing agent or sterile eluent, and the neutralizing agent or the sterile eluent is used for infiltrating the cotton swab 3 before the sample is collected or preserving microorganisms on the surface of the environment after the sample is collected, the membrane 4 is destroyed by the cotton swab 3 during the sample collection, the reagent 7 is prevented from leaking after the opening of the shell 17 is closed by the cover 10, and the upper wall surface of the inner part of the cover 10 and the upper end of the cotton swab 3 are integrally formed, so that the structural strength of the neutralizing agent or the neutralizing agent is increased.

Referring to fig. 4 and 5, the outer surface of the sidewall of the cover 10 is provided with anti-slip patterns 11 to increase the friction force of the surface of the cover 10, thereby facilitating the opening and closing of the cover 10.

The above examples are merely illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solution of the present utility model should fall within the scope of protection defined by the claims of the present utility model without departing from the spirit of the present utility model.

Claims (10)

1. A hand-held type is from thing table sample thief of taking reagent, its characterized in that: including test tube (1) and with test tube (1) opening part removable cap (2) that is connected, the contact of cap (2) and test tube (1) inner wall surface is the screw thread form, the upper end of cotton swab (3) is connected to the lower extreme integrated into one piece of cap (2), and the upper end of cap (2) is from test tube (1) opening part outside extension, be provided with diaphragm (4) in test tube (1), diaphragm (4) cut apart test tube (1) into upper cavity (5) and lower cavity (6), wherein lower cavity (6) are for holding reagent (7) reagent storage chamber, before the sampling, the wiping head of cotton swab (3) is located the top of diaphragm (4), when the sampling, the wiping head of cotton swab (3) pierces diaphragm (4) is located reagent (7) of lower cavity (6).

2. The hand-held self-contained meter sampler of claim 1 and further comprising: the surface of the side wall, which is close to the opening of the test tube (1), inside the upper cavity (5) is fixedly provided with a baffle (8).

3. The hand-held self-contained meter sampler of claim 2 and further comprising: the two baffle plates (8) are symmetrically arranged, and the baffle plates (8) are vertically arranged on the surface of the side wall of the upper cavity (5).

4. A hand-held self-reagent meter sampler according to claim 3 and wherein: the cap (2) comprises a body (9) and a cover (10), wherein the top surface inside the cover (10) is integrally formed with the upper end of the body (9), the lower end of the body (9) is integrally formed with the upper end of the cotton swab (3), when the body (9) moves towards the inside of the test tube (1), the lower end of the cotton swab (3) breaks the diaphragm (4), and the cover (10) is finally connected with the opening of the test tube (1) in a releasable mode.

5. The hand-held self-contained meter sampler of claim 4 and further comprising: the outer surface of the side wall of the cover (10) is provided with anti-skid patterns (11).

6. A hand-held type is from thing table sample thief of taking reagent, its characterized in that: including test tube (1) and cap (2) that can contact be connected with test tube (1) opening part, the upper end of cotton swab (3) is connected to the lower extreme integrated into one piece of cap (2), and the upper end of cap (2) is from test tube (1) opening part to outside extension, be provided with diaphragm (4) in test tube (1), diaphragm (4) are cut apart test tube (1) into upper chamber (5) and lower chamber (6), and wherein lower chamber (6) are the reagent storage chamber that holds reagent (7), before the sampling, the wiping head of cotton swab (3) is located the top of diaphragm (4), and when the sampling, the wiping head of cotton swab (3) pierces through diaphragm (4) is located reagent (7) of lower chamber (6), be provided with first separation blade (12) and second separation blade (13) on the lateral wall surface of upper chamber (5), first separation blade (12) are located between second separation blade (13) and test tube (1) opening part, and first separation blade (12) and second cap (16) are provided with breach (16) fixed surface (16) and fixed surface portion (16) are kept away from each other on the surface of first cap (1) and the fixed portion (16), the fixing part (16) moves between the first baffle (12) and the second baffle (13), and the widths of the first notch (14) and the second notch (15) are larger than the width of the fixing part (16).

7. The hand-held self-contained meter sampler of claim 6 and further comprising: the first baffle (12) and the second baffle (13) are horizontally arranged and are parallel to each other, and the positions of the first notch (14) and the second notch (15) are corresponding.

8. The hand-held self-contained meter sampler of claim 7 and further comprising: the cap (2) comprises a body (9) and a cover (10), wherein the top surface inside the cover (10) is integrally formed with the upper end of the body (9), the lower end of the body (9) is integrally formed with the upper end of the cotton swab (3), the fixing part (16) is fixedly arranged at the edge position of the lower end of the body (9), when the body (9) moves towards the inside of the test tube (1), the lower end of the cotton swab (3) breaks the diaphragm (4), and the cover (10) is finally connected with the opening of the test tube (1) through threads.

9. A hand-held type is from thing table sample thief of taking reagent, its characterized in that: including casing (17) that both ends are linked together and with casing (17) one end opening part marginal threaded connection's lid (10), the inside roof surface of lid (10) and the upper end integrated into one piece of cotton swab (3), cotton swab (3) are located casing (17), the sampler still includes one end open-ended reagent storage cavity (18), the opening part of reagent storage cavity (18) is sealed by diaphragm (4), the surface of reagent storage cavity (18) and the interior surface threaded connection of casing (17) lower extreme opening part.

10. The hand-held self-contained meter sampler of claim 9 and further comprising: the outer surface of the side wall of the cover (10) is provided with anti-skid patterns (11).