Specimen sampling tube for medical examination

Abstract

The utility model relates to the technical field of medical instruments, and discloses a specimen sampling tube for medical examination, which comprises a control mechanism and a sampling mechanism, the sampling mechanism is in threaded connection with the side surface of the control mechanism, the sampling mechanism comprises a connecting unit and an observation unit, and the connecting unit is in threaded connection with the side surface of the control mechanism. The observation unit is fixedly connected to the surface of the connecting unit, and the control mechanism is composed of a grip, an air pipe connector, an exhaust pipe, a pressure handle, a connecting port and a communicating port. According to the specimen sampling tube for medical examination, the sampling tube made of stainless steel and the extension tube are arranged, so that the device can well prevent static electricity caused by friction, and the embedded observation glass is matched, so that the observation glass can be protected and prevented from being broken, the service life is prolonged, and the use effect is improved; through the design of extendable installation, adjustment can be conducted according to different extraction amounts so as to meet the requirements of different inspection items, and due to the detachable design, replacement and cleaning are convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a specimen sampling tube for medical examination. Background Art

[0002] The sampling tube is a sampling device that is convenient for sampling and testing. Currently, it is necessary to test some specimens from patients in clinical practice.

[0003] The prior art discloses a specimen sampling tube for medical examination with application number: 201820988506.1, comprising a tube plug, a fixing nut, a layered test tube and a double-handled rod, wherein a tube plug is provided on the top of the layered test tube and is rotatably connected to the tube plug, a double-handled rod is provided on the top of the tube plug and is rotatably connected to the double-handled rod, a fixing nut is provided on the top of the double-handled rod and is rotatably connected to the fixing nut. The utility model has the following beneficial effects: by providing a double-handled rod, the tube plug can be rotated by rotating the rotating rod above, and the size of the layered opening can be controlled to achieve the effect of accurate sampling, thereby solving the problem of insufficient sampling accuracy; by providing a layered test tube, different samples can be allowed to enter and be stored from the extraction port by pressing different layered openings, thereby achieving the effect of multiple storage, thereby solving the problem of low practicality of the product.

[0004] However, the existing technology still has the following shortcomings: the specimen sampling tubes commonly used in medical examinations are mostly made of glass or plastic, but there are some problems, for example, glass is fragile and inconvenient to carry and transport; plastic may generate static electricity, causing the specimen to be adsorbed on the tube wall, affecting the accuracy of the test results. In addition, the sealing performance of the existing specimen sampling tubes needs to be improved to prevent specimen leakage and contamination. Utility Model Content

[0005] The utility model aims to provide a specimen sampling tube for medical examination to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a specimen sampling tube for medical examination, comprising a control mechanism and a sampling mechanism, wherein the sampling mechanism is threadedly connected to the side surface of the control mechanism.

[0007] The sampling mechanism comprises a connecting unit and an observation unit, wherein the connecting unit is threadedly connected to the side surface of the control mechanism, and the observation unit is fixedly connected to the surface of the connecting unit.

[0008] Preferably, the control mechanism consists of a handle, an air pipe interface, an exhaust pipe, a pressure handle, a connecting port and a communicating port; the air pipe interface is fixedly connected to the side of the handle, the exhaust pipe is fixedly connected to the inside of the air pipe interface, the pressure handle is movably connected to the surface of the handle, the connecting port is fixedly connected to an end of the handle away from the air pipe interface, and the communicating port is opened inside the connecting port to facilitate the control of air circulation and better control of extraction.

[0009] Preferably, the connecting unit consists of a sampling tube, a first mounting port, a second mounting port, an extension tube, a sampling head, a third mounting port and a sealing gasket; the sampling tube is threadedly connected to the inside of the connecting port; the first mounting port is fixedly connected to the side of the sampling tube; the second mounting port is fixedly connected to the side of the sampling tube away from the first mounting port; the extension tube is threadedly connected to the side of the sampling tube; the sampling head is threadedly connected to the side of the extension tube; the third mounting port is opened in the interior of the sampling head; the sealing gasket is fixedly connected to the inside of the first mounting port, playing the main role of splicing and installation.

[0010] Preferably, the observation unit consists of an assembly groove, an observation glass, a scale and a negative pressure gasket. The assembly groove is opened inside the sampling tube and the extension tube, the observation glass is fixedly connected to the surface of the sampling tube and the extension tube, the scale is fixedly connected to the surface of the sampling tube and the extension tube, and the negative pressure gasket is fixedly connected to the inside of the first mounting port, playing the main role of operational observation.

[0011] Preferably, the surface of the extension tube is provided with a first mounting port and a second mounting port which are the same as those of the sampling tube, wherein the second mounting port of the sampling tube and the first mounting port of the extension tube are threadedly connected to each other to facilitate extension adjustment.

[0012] Preferably, the sampling tube and the extension tube are made of stainless steel to prevent static electricity from being generated due to friction during use, which may lead to adsorption and adhesion.

[0013] Preferably, the negative pressure gasket moves inside the sampling tube and the extension tube, and fits with the inner walls of the sampling tube and the extension tube, so that negative pressure is generated inside when air is pumped, which facilitates sampling.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The specimen sampling tube for medical examination can effectively prevent static electricity caused by friction by providing a sampling tube and an extension tube made of stainless steel. In addition, the built-in observation glass can protect the observation glass from breaking, thereby improving the service life and use effect.

[0016] The specimen sampling tube for medical examination is designed with an extendable installation so that it can be adjusted according to different extraction volumes to meet the needs of different examination items, and its detachable design facilitates replacement and cleaning. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the appearance structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the split structure of the sampling tube and the extension tube of the utility model;

[0019] Figure 3 For this utility model Figure 2 The enlarged structural diagram at A in the middle;

[0020] Figure 4 It is a schematic diagram of the internal structure of the connecting port of the utility model.

[0021] In the figure: 1. control mechanism; 101. handle; 102. trachea interface; 103. exhaust pipe; 104. pressure handle; 105. connection port; 106. connecting port; 2. sampling mechanism; 201. sampling tube; 202. first mounting port; 203. second mounting port; 204. extension tube; 205. sampling head; 206. third mounting port; 207. sealing gasket; 211. assembly groove; 212. observation glass; 213. scale; 214. negative pressure gasket. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4 The utility model provides the following technical solution: a specimen sampling tube for medical examination, comprising a control mechanism 1 and a sampling mechanism 2, wherein the sampling mechanism 2 is threadedly connected to the side of the control mechanism 1.

[0024] The sampling mechanism 2 includes a connecting unit and an observation unit. The connecting unit is threadedly connected to the side surface of the control mechanism 1, and the observation unit is fixedly connected to the surface of the connecting unit.

[0025] The control mechanism 1 consists of a handle 101, an air pipe interface 102, an exhaust pipe 103, a pressure handle 104, a connecting port 105 and a communicating port 106. The air pipe interface 102 is fixedly connected to the side of the handle 101, the exhaust pipe 103 is fixedly connected to the inside of the air pipe interface 102, the pressure handle 104 is movably connected to the surface of the handle 101, the connecting port 105 is fixedly connected to one end of the handle 101 away from the air pipe interface 102, and the communicating port 106 is opened inside the connecting port 105 to facilitate the control of air circulation and better control of extraction.

[0026] The connecting unit is composed of a sampling tube 201, a first mounting port 202, a second mounting port 203, an extension tube 204, a sampling head 205, a third mounting port 206 and a sealing gasket 207. The sampling tube 201 is threadedly connected to the inside of the connecting port 106. The sampling tube 201 and the extension tube 204 are made of stainless steel to prevent static electricity from being generated due to friction during use, which may cause adsorption and adhesion. The first mounting port 202 is fixedly connected to the side of the sampling tube 201, the second mounting port 203 is fixedly connected to the side of the sampling tube 201 away from the first mounting port 202, the extension tube 204 is threadedly connected to the side of the sampling tube 201, and the surface of the extension tube 204 is provided with the same first mounting port 202 and second mounting port 203 as the sampling tube 201, wherein the second mounting port 203 of the sampling tube 201 and the first mounting port 202 of the extension tube 204 are threadedly connected to each other, which is convenient for extension adjustment and sampling. The sampling head 205 is threadedly connected to the side of the extension tube 204, the third installation port 206 is opened in the interior of the sampling head 205, and the sealing gasket 207 is fixedly connected to the interior of the first installation port 202, playing the main role of splicing and installation. The observation unit consists of an assembly groove 211, an observation glass 212, a scale 213 and a negative pressure gasket 214. The assembly groove 211 is opened in the interior of the sampling tube 201 and the extension tube 204, the observation glass 212 is fixedly connected to the surface of the sampling tube 201 and the extension tube 204, the scale 213 is fixedly connected to the surface of the sampling tube 201 and the extension tube 204, the negative pressure gasket 214 is fixedly connected to the interior of the first installation port 202, the negative pressure gasket 214 is movable in the interior of the sampling tube 201 and the extension tube 204, and fits with the inner wall of the sampling tube 201 and the extension tube 204, so that negative pressure is generated inside when the air is pumped, which is convenient for sampling and plays the main role of operation and observation.

[0027] When in use, the extension tube 204 is connected to the port of the sampling tube 201 according to the working situation, and the sampling head 205 is installed at the bottom, connected to the exhaust pipe 103 through an external exhaust assembly, and the connection state of the connecting port 106 is adjusted by pressing the pressure handle 104 to form a negative pressure inside for sampling.

[0028] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A specimen sampling tube for medical examination, comprising a control mechanism (1) and a sampling mechanism (2), characterized in that: The sampling mechanism (2) is threadedly connected to the side of the control mechanism (1); The sampling mechanism (2) comprises a connecting unit and an observation unit, the connecting unit being threadedly connected to a side surface of the control mechanism (1), and the observation unit being fixedly connected to a surface of the connecting unit.

2. A specimen sampling tube for medical examination according to claim 1, characterized in that: The control mechanism (1) is composed of a handle (101), an air pipe interface (102), an air extraction pipe (103), a pressure handle (104), a connection port (105) and a communication port (106); the air pipe interface (102) is fixedly connected to a side of the handle (101); the air extraction pipe (103) is fixedly connected to the inside of the air pipe interface (102); the pressure handle (104) is movably connected to the surface of the handle (101); the connection port (105) is fixedly connected to an end of the handle (101) away from the air pipe interface (102); and the communication port (106) is opened inside the connection port (105).

3. A specimen sampling tube for medical examination according to claim 2, characterized in that: The connection unit is composed of a sampling tube (201), a first mounting port (202), a second mounting port (203), an extension tube (204), a sampling head (205), a third mounting port (206) and a sealing gasket (207); the sampling tube (201) is threadedly connected to the inside of the connecting port (106); the first mounting port (202) is fixedly connected to the side of the sampling tube (201); the second mounting port (203) is fixedly connected to a side of the sampling tube (201) away from the first mounting port (202); the extension tube (204) is threadedly connected to the side of the sampling tube (201); the sampling head (205) is threadedly connected to the side of the extension tube (204); the third mounting port (206) is opened inside the sampling head (205); and the sealing gasket (207) is fixedly connected to the inside of the first mounting port (202).

4. A specimen sampling tube for medical examination according to claim 3, characterized in that: The observation unit is composed of an assembly groove (211), an observation glass (212), a scale (213) and a negative pressure gasket (214); the assembly groove (211) is opened inside the sampling tube (201) and the extension tube (204); the observation glass (212) is fixedly connected to the surfaces of the sampling tube (201) and the extension tube (204); the scale (213) is fixedly connected to the surfaces of the sampling tube (201) and the extension tube (204); and the negative pressure gasket (214) is fixedly connected to the inside of the first installation port (202).

5. A specimen sampling tube for medical examination according to claim 4, characterized in that: The surface of the extension tube (204) is provided with a first mounting port (202) and a second mounting port (203) which are the same as those of the sampling tube (201), wherein the second mounting port (203) of the sampling tube (201) and the first mounting port (202) of the extension tube (204) are threadedly connected to each other.

6. A specimen sampling tube for medical examination according to claim 5, characterized in that: The sampling tube (201) and the extension tube (204) are made of stainless steel.

7. A specimen sampling tube for medical examination according to claim 6, characterized in that: The negative pressure gasket (214) moves inside the sampling tube (201) and the extension tube (204), and fits against the inner walls of the sampling tube (201) and the extension tube (204).

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