CN212207400U

CN212207400U - Agar plate puncher

Info

Publication number: CN212207400U
Application number: CN201921905728.3U
Authority: CN
Inventors: 徐嫄; 邹兴启; 朱元源; 李翠; 王兆; 赵启祖
Original assignee: China Institute of Veterinary Drug Control
Current assignee: China Institute of Veterinary Drug Control
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-12-22
Anticipated expiration: 2029-11-07

Abstract

An agar plate perforator comprises three parts, which are respectively: rubber gasbag, the cavity of storing abandonment agar and perforated pipe. Wherein the integrative perforated pipe of quadrangle intercommunication of 4 holes around the hole of perforated pipe for 1 hole in center, diameter 3mm, pitch-row 3mm, perhaps perforated pipe is the integrative perforated pipe of hexagon intercommunication of 6 holes around the hole of center 1 hole, diameter 4mm, pitch-row 3 mm. This hole puncher can carry out the agar plate in succession many times standard and punch and the waste agar of the position of punching of suction simultaneously, can simplify the operating procedure, effectively saves time, is showing the work efficiency who improves two-way agar diffusion, is an agar plate hole puncher quick, high-efficient, convenient and easily promote.

Description

Agar plate puncher

Technical Field

The utility model relates to an agar plate puncher is applied to two-way agar diffusion test's puncher. Belongs to the technical field of biological detection.

Background

At present, in the field of biological detection technology, especially in the field of testing and detection in the fields of medicine and veterinary medicine, the two-way agar diffusion test is a commonly used technical method for detecting antigens and antibodies. The method is to add antigen and antibody into the adjacent small holes on the agar gel plate, and the commonly used puncher has two types, one is a penta-hole quadrangle puncher with 4 holes around the 1 hole at the center and the diameter is 3mm and the hole distance is 3mm, and the other is a seven-hole hexagon puncher with 6 holes around the 1 hole at the center and the hole diameter is 4mm and the hole distance is 3 mm. In the test process, a plurality of puncher which are connected with the metal thin-wall circular tubes and the plastic fixing seat are used for punching holes on the agar plate, waste agar at the punching position is picked out by sharp tools such as toothpicks or pinheads, the agar plate is placed above the flame of the alcohol lamp for heating for a short time, and the agar at the bottom edge of the punching position is sealed by melting and is used for agar diffusion test. The operation process is complicated and tedious, and particularly, the waste agar is most time-consuming and labor-consuming to pick out, so that a puncher capable of realizing punching and taking out the agar in one step is expected to come out. The traditional suction type puncher has the problems of complicated production and use, incapability of continuously punching for multiple times, difficulty in cleaning and the like, so that the traditional method is still used for punching.

SUMMERY OF THE UTILITY MODEL

The utility model aims at a two-way agar diffusion test hole puncher can one step accomplish the dull and stereotyped continuous standard of agar and punch and the suction position abandonment agar's of punching operation step, and is simple and convenient quick, can show improvement work efficiency. The hole puncher has the advantages of simple structure, convenience in punching, convenience in cleaning and easiness in popularization and use.

The technical scheme of the utility model

1. The utility model relates to an agar plate puncher, which is characterized in that the puncher comprises a rubber air bag (1), a cavity (2) connected with the rubber air bag and used for storing waste agar, and a punching pipe (3) connected with the cavity; wherein the rubber air bag (1) is connected to the upper opening of the cavity (2), and the perforated pipe (3) is connected to the lower opening of the bottom of the cavity (2) so as to connect the three into a whole.

2. The utility model relates to a flat fat hole puncher of qiong, a serial communication port rubber gasbag (1) is for the cover at cavity (2) upper shed crew cut suction bulb or for inserting cavity (2) upper shed's tip aurilave. 3. The utility model is characterized in that the component (2) and the perforating pipe (3) are made of glass and are connected by a ground glass surface structure; or the cavity (2) and the perforated pipe (3) are made of polypropylene and are connected in a threaded structure.

3. The utility model is characterized in that the cavity (2) and the perforated pipe (3) are made of glass and are connected by a ground glass surface structure; or the cavity (2) and the perforated pipe (3) are made of polypropylene or light stainless metal and are connected by a threaded structure.

4. Agar plate hole puncher, its characterized in that perforated pipe (3) have two kinds: one of the four-angle punching pipes is a quadrangle punching pipe with 4 holes around a hole 1 at the center, the diameter of each hole is 3mm, the hole distance is 3mm, 5 punching pipes are converged and communicated at the top end of the center hole, and the top end is communicated with a cavity (2) for storing waste agar after convergence; and the second is a hexagonal perforated pipe with 6 holes around the hole 1 at the center, the diameter of each hole is 4mm, the hole distance is 3mm, 7 perforated pipes are converged and communicated at the top end of the center hole, and the top end is communicated with a cavity (2) for storing the waste agar after the convergence.

The positive significance of the utility model

The utility model discloses an agar plate puncher for two-way agar diffusion test in biological detection technology. The utility model discloses a three parts are respectively: rubber gasbag, the cavity of storing abandonment agar and perforated pipe. According to the requirements of agar plate sample adding holes of the existing Chinese pharmacopoeia and Chinese veterinary pharmacopoeia on agar diffusion tests, the medical perforating pipe of the utility model is designed into a quadrangular communicated integral perforating pipe with 4 holes around 1 hole at the center, the diameter is 3mm, and the hole distance is 3 mm; the utility model discloses an animal doctor uses perforated pipe's design is the hexagon intercommunication integrative perforated pipe in 6 holes around 1 hole in center, diameter 4mm, hole distance 3 mm. This hole puncher can carry out the agar plate in succession many times standard and punch and the waste agar of the position of punching of suction simultaneously, can simplify the operating procedure, effectively saves time, is showing the work efficiency who improves two-way agar diffusion test, is an agar plate hole puncher quick, high-efficient, convenient and easily promote.

Drawings

FIG. 1 is a schematic structural diagram of the agar plate puncher, wherein 1 is a rubber air bag, 2 is a cavity, and 3 is a punching pipe.

FIG. 2 is a cavity of the agar plate puncher, wherein 2-1 is an upper opening of the cavity, 2-2 is the cavity, and 2-3 is a lower opening of the cavity.

FIG. 3 shows a hole-punched pipe after being disassembled, wherein 3-1 is an upper opening of a hole-punched pipe joint, 3-2 is a hole-punched pipe joint, and 3-3 is a hole-punched pipe; the component is divided into a quadrangular penta-hole perforating pipe and a hexagonal hepta-hole perforating pipe for selection.

FIG. 4 is a perspective view of a punching tube part of the agar plate puncher, wherein 4-1 is a punching tube part of a quadrangular penta-hole punching tube, and 4-2 is a punching tube part of a hexagonal hepta-hole punching tube.

FIG. 5 is a top view of the bottom of the hole-punching pipe of the present invention, wherein 5-1 is a quadrangular five-hole-punching device, and 5-2 is a hexagonal seven-hole-punching device.

Fig. 6 is a schematic view of a rubber air bag used in the present invention, in which 1 is a flat suction ball and 2 is a pointed aurilave.

Detailed Description

The utility model consists of a rubber air bag (1), a cavity (2) which is connected with the rubber air bag and is used for storing waste agar, and a perforated pipe (3) which is connected with the cavity, wherein the rubber air bag can be a flat suction ball which is sleeved on the upper opening of the cavity (2) or a pointed aurilave which is inserted into the upper opening of the cavity (2); the perforated pipe (3) is divided into two types of 5 pipes and 7 pipes.

The perforating pipe connected with the cavity meets the requirements of agar diffusion tests on the size, the pitch and the arrangement mode of sampling holes, the medical personnel uses a quadrangular 5-hole perforator designed as a 4-hole pipe around a central 1-hole pipe, the diameter of each hole is 3mm, the pitch between the surrounding holes and a central hole is 3mm (figure 5-1), the veterinary medicine uses a hexagonal 7-hole pipe perforator designed as a 6-hole pipe around the central 1-hole pipe (figure 4), and the diameter of each hole is 4mm, and the pitch between the surrounding holes and the central hole is 3mm (figure 5-2). The length of the perforated pipe is about 15mm, the top end of the central hole is communicated in a converging manner (see 3-2 in figure 3), the top end position (3-1 in figure 3) and a cavity for storing the waste agar can be communicated in a sealing manner through a screw, the communicated position is circular, the inner diameter is 10mm, and the waste agar can be ensured to pass through.

The bottom of storing cavity (2) of abandonment agar is circular opening (figure 2, 2-3), with the airtight intercommunication of perforated pipe (3), and the middle part is fat tripe type, makes things convenient for the abandonment agar adhesion of suction at fat tripe inner wall, and upper end opening (2-1 in figure 2) is circular, and the diameter can suck ball or wash the ear ball with the flat head and realize airtight intercommunication in 10 mm.

The punching pipe (3) and the cavity (2) for storing the waste agar realize closed communication: when the parts except the rubber air bag are made of glass materials, the rubber air bag and the ground glass can be hermetically communicated through a ground glass interface design form; when the parts except the rubber air bag are made of polypropylene or light stainless metal materials, the parts can be hermetically communicated through a thread design form. All three materials can be sterilized under high pressure, so that aseptic perforation in test operation is ensured.

The cavity (2 in fig. 1) for storing the waste agar is tightly communicated with the rubber air bag (1 in fig. 1): the round flat opening of the flat head suction ball is directly sleeved on the upper opening (2-1 in figure 2) of the cavity for storing the waste agar to realize closed communication, and if the conical tip opening of the ear washing ball is directly inserted into the upper opening of the cavity for storing the waste agar to realize closed communication.

Use the utility model discloses when the agar-agar flat plate punches, guarantee three parts UNICOM, through extrusion rubber suction ball or aurilave, insert inside negative pressure that forms behind the agar-agar, loosen crew cut suction ball or aurilave, can be inhaled the cavity by the discarded agar of cutting, later can continue to punch in other positions of agar-agar flat plate, if will clear away the discarded agar in the hole puncher, only need to punch the pipe and store the cavity of discarded agar separately, the running water washes and can easily get rid of discarded agar.

Examples

The following examples are further illustrative of the present invention and are not intended to limit the scope of the present invention.

Example 1-the structure of the present invention will be explained in detail by referring to the attached drawings.

The utility model discloses (see fig. 1) including rubber air bag (1), store cavity (2) and the pipe (3) of punching of abandonment agar, be a two-way agar for diffusion test hole puncher, can one step accomplish the agar plate standard punch and the suction punch the position abandonment agar's operating procedure.

As shown in figure 1, the rubber air bag (1) can be hermetically communicated with the upper end 4 of the cavity (2) for storing the waste agar in the using process. The lower opening 5 at the bottom of the cavity is hermetically communicated with the shadow part at the upper part of the perforating pipe. When cavity (2) and perforated pipe (3) chose for use the glass material, with dull polish glass face design form airtight connection, when cavity (2) and perforated pipe (3) chose for use polypropylene material or light stainless metal material, with screw thread design form airtight connection.

3 according to the requirements of the current doctors and veterinarians on the sample adding holes of the agar plate in the two-way agar diffusion test, the perforated pipes (3) are divided into two types, one type is a penta perforated pipe with 4 holes around the hole at the center and communicated integrally, the diameter is 3mm, the hole distance is 3mm (see 5-1 in figure 5), and the second type is a hexagon perforated pipe with 6 holes around the hole at the center and communicated integrally with seven holes, the diameter is 4mm, and the hole distance is 3mm (see 5-2 in figure 5).

Example 2 use of the invention

After three parts are connected, the rubber air bag (1) is extruded, the punching pipe (3) is slowly inserted into the bottom of the agar plate, negative pressure can be formed inside the puncher, the rubber air bag is loosened, agar at the punching part is sucked out to the position of the cavity 2 from the agar plate, the puncher is taken away from the agar plate, and a group of punching work is completed. Throw gently and cooperate the upset hole puncher, can make the adhesion of abandonment agar-agar in cavity (2) to can not influence follow-up operation of punching, can realize punching in succession the standard, and the abandonment agar-agar of the position of punching is sucked out simultaneously.

After use, the three parts are separated, the cavity (2) and the perforated pipe (3) can be cleaned, and meanwhile, waste agar is removed. The cavity (2) and the perforating pipe (3) are sterilized under high pressure, so that aseptic perforation is ensured.

Claims

1. The agar plate puncher is characterized by comprising a rubber air bag (1), a cavity (2) connected with the rubber air bag and used for storing waste agar, and a punching pipe (3) connected with the cavity; wherein the rubber air bag (1) is connected to the upper opening of the cavity (2), and the perforated pipe (3) is connected to the lower opening of the bottom of the cavity (2) so as to connect the three into a whole.

2. The agar plate punch according to claim 1, characterized in that the rubber air bag (1) is a flat suction ball which is sleeved on the opening of the cavity (2) or a pointed aurilave which is inserted into the opening of the cavity (2).

3. The agar plate perforator of claim 1, wherein said cavity (2) and said perforated pipe (3) are made of glass and are connected by a ground glass surface structure; or the cavity (2) and the perforated pipe (3) are made of polypropylene or light stainless metal and are connected by a threaded structure.

4. The agar plate punch according to claim 1, characterized in that the punch pipes (3) are of two types: one of the four-angle punching pipes is a quadrangle punching pipe with 4 holes around a hole 1 at the center, the diameter of each hole is 3mm, the hole distance is 3mm, 5 punching pipes are converged and communicated at the top end of the center hole, and the top end is communicated with a cavity (2) for storing waste agar after convergence; and the second is a hexagonal perforated pipe with 6 holes around the hole 1 at the center, the diameter of each hole is 4mm, the hole distance is 3mm, 7 perforated pipes are converged and communicated at the top end of the center hole, and the top end is communicated with a cavity (2) for storing the waste agar after the convergence.