CN219239613U

CN219239613U - PCR test support

Info

Publication number: CN219239613U
Application number: CN202223345932.9U
Authority: CN
Inventors: 冼汉福; 朱素洁; 周婉婷; 张威; 韩琦; 刘显良; 闻敏; 牛盼盼; 夏宇跃; 杨万丰; 李舒贝
Original assignee: Dongguan East Central Hospital; Guangzhou Jinyu Judicial Appraisal Technology Co ltd; Shenzhen Kingmed Medical Examination Laboratory; Guangzhou Kingmed Diagnostics Central Co Ltd
Current assignee: Dongguan East Central Hospital; Guangzhou Jinyu Judicial Appraisal Technology Co ltd; Shenzhen Kingmed Medical Examination Laboratory; Guangzhou Kingmed Diagnostics Central Co Ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-06-23
Anticipated expiration: 2032-12-12

Abstract

The utility model provides a PCR test support, which comprises a support body, a fixing structure and a positioning structure, wherein the support body is provided with a bearing table for placing an orifice plate; the fixed structure is arranged on the bearing table, a pressing part is arranged on the fixed structure and presses the pressing part, and the fixed structure moves towards the pore plate to press the pore plate; the positioning structure is arranged below the bearing table and comprises an adjusting member and an identifying member, the adjusting member has deformability, the adjusting member can be adjusted to adjust the height of the support body and the angle of the bearing table, the identifying member is a light source capable of emitting different colored lights, the adjusting member is adjusted and opened, and the light source can be used for positioning sample adding holes and sample non-adding holes on the pore plate. The support is used for carrying out PCR experiments, so that the sample adding holes and the non-sample adding holes on the pore plate are conveniently distinguished and positioned, and the pore plate is not easy to shift due to collision when the sample adding gun head and the pore wall occur.

Description

PCR test support

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a PCR test support.

Background

PCR detection refers to structural function analysis by amplifying DNA segments by using DNA polymerase and nucleotide substrates, and is an important means for rapidly diagnosing bacterial infectious diseases in clinical medicine.

When the PCR detection is carried out, a sample to be detected needs to be added into a pore plate with preservation liquid, especially under the condition that more samples to be detected need to be mixed and detected, the distribution of holes on the pore plate is too dense, so that the sample adding holes and the non-sample adding holes are conveniently identified and positioned, the preservation liquid can be set into pink, yellow and other colors by a consumable commodity, but the colors of preservation liquid in the holes into which the sample to be detected is added are easy to dilute, the color difference of the preservation liquid in the sample adding holes and the preservation liquid in the non-sample adding holes is not large, the pore plate is generally horizontally placed in a ventilation cabinet, a certain distance and an angle exist between an operator and the pore plate, the operator is difficult to comprehensively observe the pore plate in the sample adding process, the operator is difficult to distinguish the sample adding holes on the pore plate from the non-sample adding holes, and the sample adding gun head is easy to collide with the pore wall in the sample adding process because of the distance and the angle difference exists, so that the displacement of the pore plate occurs.

Disclosure of Invention

Based on the above, the utility model provides a PCR test support, which is used for solving the problems that an orifice plate is easy to shift and a sample adding hole and a sample not adding hole are difficult to distinguish when the traditional PCR test support is used.

A PCR assay scaffold comprising:

the support comprises a support body, a support body and a support body, wherein the support body is provided with a bearing table for placing an orifice plate;

the fixed structure is arranged on the bearing table, a pressing part is arranged on the fixed structure, the pressing part is pressed, and the fixed structure moves towards the pore plate to press the pore plate;

the positioning structure is arranged below the bearing table and comprises an adjusting member and an identifying member, the adjusting member has deformability, the adjusting member can be adjusted to adjust the height of the support body and the angle of the bearing table, the identifying member can emit light sources of different colors, the adjusting member can be adjusted to open the light sources, and sample adding holes and sample non-adding holes on the pore plate can be positioned.

As a further alternative to the above-described PCR test stand, the fixing structures are located on both sides of the carrying platform, and the well plate is located in an area where the fixing structures are formed on the carrying platform.

As a further alternative of the above-mentioned PCR test stand, the fixing structure includes an upper handle and a lower handle, the lower handle is fixed on one side of the carrying table, and the upper handle is movably disposed on the other side of the carrying table.

As a further alternative of the PCR test stand, the lateral part of the bearing table is provided with an elastic self-locking structure, and the elastic self-locking structure is connected with the upper handle.

As a further alternative scheme of the PCR test support, the upper handle and the lower handle are respectively provided with the pressing part, the spring is provided with a clamping position for pressing the pressing part, the elastic self-locking structure is self-locking, and the upper handle and the lower handle are used for pressing and fixing the pore plate.

As a further alternative scheme of the PCR test stand, the upper handle is further provided with a release part, the release part is pressed, the elastic self-locking structure is unlocked, and the upper handle is reset.

As a further alternative to the above-described one of the PCR test holders, the adjustment member comprises at least one metal hose that facilitates height and angle adjustment.

As a further alternative of the PCR test stand, the light source comprises a blue light source and a purple light source, the light source is used for enhancing the sample adding base color of the preservation solution in the pore plate, and the stand body is provided with a switch of the light source.

As a further alternative of the PCR test stand, the bearing table has light transmittance, and the surface of the bearing table adopts an anti-slip frosted design, so that the pore plate is more attached to the bearing table.

As a further alternative scheme of the PCR test support, the support body is further provided with a base, the base is provided with a magnetic attraction piece, and the magnetic attraction piece is used for fixing the support body in the fume hood.

The embodiment of the utility model has the following beneficial effects:

the utility model provides a PCR test support, which is characterized in that a bearing table for bearing an orifice plate is arranged on a support body, a fixing structure for fixing the orifice plate is arranged on the bearing table, the orifice plate is placed on the bearing table, a pressing part of the fixing structure is pressed, the fixing structure moves towards the direction of the orifice plate and fixes the orifice plate, the orifice plate is not easy to shift due to collision between a sample gun and the orifice wall during sample adding, an adjusting component and a recognition component capable of emitting different colored lights are arranged below the bearing table, in the sample adding process, an operator can adjust the height of the support body and the angle of the bearing table on the support body to a proper sample adding view angle through the adjusting component, and the color emitted by the recognition component is selected according to the color actually presented by preservation liquid, and the adjusting component and the recognition component are mutually matched, so that the separation and the positioning of a sample adding hole and a sample not added hole on the orifice plate are facilitated.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Wherein:

FIG. 1 is a top view of a PCR test stand according to the present utility model in a clamped position of an orifice plate;

fig. 2 is a side view of a PCR test rack well plate in an unclamped state according to the present utility model.

Description of main reference numerals:

100-a bracket body; 110-a bearing table; 111-an elastic self-locking structure; 120-base; 200-fixing structure; 210-upper handle; 211-a release portion; 220-lower handle; 230-a pressing part; 300-positioning structure; 310-metal hose; 320-a light source; 321-blue light source; 322-violet light source; 330-a switch; 400-well plate.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model provides a PCR test support, which can clamp and fix a pore plate when a PCR test is carried out, even if a sample adding gun head collides with the pore wall of the pore plate in the process of adding samples to the pore plate, the pore plate is not easy to shift, and the support can also be adjusted, so that an operator can conveniently identify and position sample adding holes and non-sample adding holes in the pore plate.

The utility model provides a PCR test stand, which comprises a stand body 100, a fixing structure 200 and a positioning structure 300:

the stand body 100 has a loading table 110 for placing the orifice plate 400;

the fixing structure 200 is arranged on the bearing table 110, the fixing structure 200 is provided with a pressing part 230, the pressing part 230 is pressed, and the fixing structure 200 moves towards the orifice plate 400 to press the orifice plate 400;

the positioning structure 300 is disposed below the carrying platform 110, the positioning structure 300 includes an adjusting member and an identifying member, the adjusting member has a deformation capability, the adjusting member can adjust the height of the support body 100 and the angle of the carrying platform 110, the identifying member is a light source 320 capable of emitting different color lights, the adjusting member is adjusted, the light source 320 is turned on, and the sample adding hole and the sample non-adding hole on the pore plate 400 can be positioned.

In the test process, the orifice plate 400 is placed on the bearing table 110, the pressing part 230 on the pressing fixing structure 200 can press and fix the orifice plate 400, the purpose that the orifice plate 400 is not easy to shift due to collision is achieved, in the sample adding process, an operator can also adjust the height of the support body 100 and the angle of the bearing table 110 according to actual conditions by deforming the adjusting component on the support body 100, so that the orifice plate 400 in the ventilation cabinet can be comprehensively observed, and because the positioning structure 300 further comprises the light sources 320 capable of emitting different colored lights, the operator can select different colored lights according to the colors presented by the preserving liquid in the orifice plate 400 after sample adding to strengthen the base color of the sample, and the sample added holes and the non-sample added holes are distinguished and positioned.

In one embodiment, referring to fig. 1-2, the fixing structures 200 are located at two sides of the stage 110, and the orifice plate 400 is located in an area where the fixing structures 200 are formed on the stage 110.

With this design, the orifice plate 400 is restricted to the space formed by the fixing structures 200 on both sides, and is not easily displaced.

In an embodiment, referring to fig. 1-2, the fixing structure 200 includes an upper handle 210 and a lower handle 220, the lower handle 220 is fixed on one side of the carrying platform 110, and the upper handle 210 is movably disposed on the other side of the carrying platform 110.

By the design of the movable upper handle 210 and the fixed lower handle 220, when the orifice plate 400 on the bearing table 110 needs to be fixed, the lower handle 220 butts against one side of the orifice plate 400, and the upper handle 210 moves from one end of the bearing table 110 to the other side of the orifice plate 400 until the orifice plate 400 is pressed.

It should be noted that, in the embodiment of the present utility model, the lower handle 220 may be movably disposed in the same manner as the upper handle 210, except that the lower handle 220 is fixed on one side of the carrying platform 110, and when the orifice plate 400 is fixed, the upper handle 210 and the lower handle 220 are simultaneously moved toward the direction of the orifice plate 400 until the orifice plate 400 is pressed and fixed.

In one embodiment, referring to fig. 2, a side portion of the carrying platform 110 is provided with an elastic self-locking structure 111, and the elastic self-locking structure 111 is connected to the upper handle 210.

It should be noted that, the elastic self-locking mechanism is designed with reference to the prior art, and the detailed description of the elastic self-locking structure 111 is omitted herein, and please refer to a push type carrying box self-locking and releasing device provided by the reference CN 201334150Y.

Further, in a specific embodiment, referring to fig. 1-2, the upper handle 210 and the lower handle 220 are provided with pressing portions 230, the pressing portions 230 are pressed, the elastic self-locking structure 111 is self-locked, and the upper handle 210 and the lower handle 220 compress and fix the orifice plate 400.

It should be noted that, when the orifice plate 400 is fixed, the pressing portions 230 on the upper handle 210 and the lower handle 220 are pressed, the upper handle 210 moves toward the orifice plate 400 against the elastic force of the elastic self-locking structures 111 connected to the two sides of the carrying table 110, and in the moving process, the spring inside the elastic self-locking structures 111 is gradually compressed, and when the spring is compressed to a certain extent, the elastic self-locking structures 111 are self-locked, at this time, the upper handle 210 is fixed and the orifice plate 400 is just pressed.

It should be noted that the number of the pressing portions 230 on the upper handle 210 is greater than the number of the pressing portions 230 on the lower handle 220, because the lower handle 220 is mainly pressed by the thumb during the pressing of the pressing portions 230 by the hand, and the movable upper handle 210 uses the index finger, the middle finger and the ring finger at the same time, so that the design of the upper handle 210 and the lower handle 220 for the pressing portions 230 fully considers the operation habit of the operator, and the practicability of the support is higher. In addition, the design of the pressing portion 230 by the lower handle 220 may be performed by the design of the upper handle 210 without considering the operation habit, and the pressing purpose of the orifice plate 400 may be satisfied by designing the upper handle 210 and the lower handle 220 in the same structure.

In a more specific embodiment, referring to fig. 1, the upper handle 210 is further provided with a release portion 211, and the release portion 211 is pressed to unlock the elastic self-locking structure 111, so that the upper handle 210 is reset.

It should be noted that, when the release portion 211 is located on the upper handle 210 and the orifice plate 400 needs to be taken out, the release portion 211 of the upper handle 210 is pressed at the same time, the force that the elastic self-locking structures 111 on two sides of the bearing table 110 are unlocked and pressed is converted from the self-locking state to the unlocking state, the upper handle 210 is not fixed any more, the spring in the elastic self-locking structure 111 is reset, at this time, the upper handle 210 moves in a direction away from the orifice plate 400 under the spring reset force, and the orifice plate 400 can be taken out at will.

In some embodiments, referring to FIG. 2, the adjustment member includes at least one metal hose 310 to facilitate height and angle adjustment.

In this embodiment, the metal hose 310 is used as the adjusting member, and the metal hose 310 has both rigidity and flexibility, so that the angle of the carrying table 110 can be adjusted by supporting the carrying table and bending it arbitrarily, and the height of the stand body 100 can be adjusted by telescoping it, so that the orifice 400 can be positioned in the view of the operator entirely, but the adjusting member may include, but is not limited to, the metal hose 310 as long as it can adjust the angle and the height simultaneously.

Furthermore, it should be noted that in the embodiment of the present utility model, the plurality of adjusting members are provided, and the height and angle of the adjusting members can be adjusted as compared with the design of a single adjusting member, but the design of multiple adjusting members makes the overall adjustment of the bracket stronger, and even if one of the adjusting members fails, the adjustment performance can still be ensured.

In some embodiments, referring to fig. 2, the light source 320 includes a blue light source 321 and a violet light source 322, the light source 320 is used to enhance the priming color of the preservation solution in the well plate 400, and the switch 330 of the light source 320 is disposed on the stand body 100.

It should be noted that, at present, the color of the preservation solution is mostly pink or yellowish, and the two colors have higher color rendering under the irradiation of blue and purple lights, so the light source 320 is set to be a blue light source 321 and a purple light source 322, when the color displayed in the orifice plate 400 is pink, the purple light source 322 is turned on, when the color displayed in the orifice plate 400 is yellow, the blue light source 321 is turned on, when the liquid in the orifice plate 400 is yellow, i.e. the color displayed in the yellow is pink, the blue light source 321 and the purple light source 322 can be turned on simultaneously, therefore, through switching different colors, the sample is endowed with stronger ground color, and the sample loading hole and the sample unloading hole on the orifice plate 400 are more easily identified by operators.

In one embodiment, the bearing table 110 has light transmittance, and the surface of the bearing table 110 adopts an anti-slip frosting design, so that the hole plate 400 is more attached to the bearing table 110.

Therefore, the light source 320 can illuminate the inside of the pore plate 400 through the bottom of the bearing table 110, and gives different base colors to the samples, so that the identification of the sample adding holes and the sample not adding holes in the embodiment is realized, and the contact area between the surface of the bearing table 110 and the bottom of the pore plate 400 is enlarged due to the anti-slip frosting design of the surface of the bearing table 110, so that the two surfaces are more attached to each other, and the pore plate 400 is also facilitated to be not easy to shift.

In a specific embodiment, referring to fig. 2, the stand body 100 is further provided with a base 120, and a magnetic attraction member (not shown) is disposed on the base 120, and the magnetic attraction member fixes the stand in the fume hood.

Through the design of base 120, support body 100 can place steadily, and the piece is inhaled to the magnetism of adding base 120 design, and the piece is inhaled to magnetism is tightly adsorbed support body 100 on the fume chamber operation panel.

Referring back to fig. 1-2, the utility model provides a PCR test stand, which comprises a stand body 100, a fixing structure 200 and a positioning structure 300, wherein a loading table 110 for loading a well plate 400 is provided on the stand body 100, during the test, an operator sets the well plate 400 on the loading table 110, clamps the upper handle 210 and the lower handle 220 serving as pressing parts 230 on the fixing structure 200 by hands, the upper handle 210 compresses the springs 111 on both sides of the loading table 110 to move towards the well plate 400, the springs 111 are clamped by clamping positions to fix the upper handle 210 and clamp the well plate 400, the height of the stand body 100 and the angle of the loading table 110 are adjusted through multiple springs 111 arranged below the loading table 110, the well plate 400 is adjusted to a proper visual angle, and then a proper light source 320 is selected to irradiate according to the color of a sample in the well plate 400, so as to perform sample loading and non-sample loading Kong Oufen.

The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.

Claims

1. A PCR assay stand, comprising:

2. The PCR assay holder of claim 1, wherein the securing structures are located on either side of the carrier, and the well plate is located in an area where the securing structures are formed on the carrier.

3. The PCR test stand of claim 2, wherein the securing structure includes an upper handle and a lower handle, the lower handle being secured to one side of the carrying platform, the upper handle being movably disposed on the other side of the carrying platform.

4. A PCR test stand according to claim 3, wherein the side of the carrying platform is provided with a resilient self-locking structure which is connected to the upper handle.

5. The PCR test stand according to claim 4, wherein the pressing portions are arranged on the upper handle and the lower handle, the pressing portions are pressed, the elastic self-locking structure is self-locking, and the orifice plate is pressed and fixed by the upper handle and the lower handle.

6. The PCR test stand of claim 5, wherein the upper handle is further provided with a release portion, the release portion is depressed, the resilient self-locking structure is unlocked, and the upper handle is reset.

7. The PCR test stand of claim 1, wherein the adjustment member includes at least one metal hose that facilitates height and angle adjustment.

8. The PCR assay holder of claim 1, wherein the light source comprises a blue light source and a violet light source, wherein the light source is configured to enhance the priming of the preservation fluid in the well plate, and wherein the holder body is configured with a switch for the light source.

9. The PCR test stand of claim 1, wherein the carrier has light transmittance and the surface of the carrier is designed with anti-slip sanding to allow the well plate to more closely fit the carrier.

10. The PCR assay stand of claim 1, wherein the stand body further comprises a base, and wherein the base is provided with a magnetic piece, and wherein the magnetic piece secures the stand body within the fume hood.