CN213309772U

CN213309772U - Disposable negative pressure blood and gas collection sample tube

Info

Publication number: CN213309772U
Application number: CN202022038113.4U
Authority: CN
Inventors: 韩双梅
Original assignee: Jintang First People's Hospital
Current assignee: Jintang First People's Hospital
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-06-01
Anticipated expiration: 2030-09-16

Abstract

The utility model provides a sample pipe is gathered to disposable negative pressure blood gas belongs to medical supplies technical field. The disposable negative pressure blood and gas collection sample tube comprises a puncture assembly and a sample tube assembly. Puncture subassembly includes blood taking needle, hose, airtight clamp and syringe needle, sample pipe assembly includes vacuum negative pressure body, block, rubber buffer, sleeve pipe, rotating ring, depression bar and elastic component, the block cup joint in vacuum negative pressure body one end, the rubber buffer fixed connection in the block is close to vacuum negative pressure body one side, the syringe needle extends into vacuum negative pressure body, block week side is provided with the sand grip, the rotating ring rotate set up in the sleeve pipe, the sleeve pipe cup joint in the block surface, through the setting of rotating ring, depression bar and elastic component, to a great extent can make nurse one-hand operation gather, when preventing blood agglutination, makes things convenient for nurse's operation, improves puncture blood gas success rate.

Description

Disposable negative pressure blood and gas collection sample tube

Technical Field

The utility model relates to a blood gas field of gathering particularly, relates to a sample pipe is gathered to disposable negative pressure blood gas.

Background

The vacuum blood collection tube is frequently used in the current blood collection, mainly comprises a vacuum tube and a rubber plug, is connected with a blood collection part of a human body through a conduit during blood collection, and blood flows into the vacuum tube body through the conduit under the action of negative pressure in the vacuum tube so as to be tested and used.

Normally paediatrics nurse on duty time, nurse one-man operation presses baby's limbs position on the other hand, and the pipe is gathered in the rotation that needs to exhaust on the other hand, prevents to agglutinate, and the degree of difficulty is big, and inconvenient operation leads to easily gathering the sample failure.

SUMMERY OF THE UTILITY MODEL

In order to compensate the above insufficiency, the utility model provides a sample pipe is gathered to disposable negative pressure blood gas aims at improving current blood gas and gathers the pipe, the problem that inconvenient nurse one-hand used.

The utility model discloses a realize like this:

the utility model provides a disposable negative pressure blood gas collection specimen tube which comprises a puncture assembly and a specimen tube assembly.

The puncture assembly comprises a blood taking needle, a hose, an airtight clamp and a needle head, wherein the blood taking needle is installed at one end of the hose, a protective sleeve is sleeved on the blood taking needle, the airtight clamp is connected to the surface of the hose, and the needle head is installed at the position, far away from the hose, of one end of the blood taking needle.

Sample pipe assembly includes vacuum negative pressure body, block, rubber buffer, sleeve pipe, swivel becket, depression bar and elastic component, the block cup joint in vacuum negative pressure body one end, the rubber buffer fixed connection in the block is close to vacuum negative pressure body one side, the syringe needle is inserted and is located in the rubber buffer, the syringe needle extends into vacuum negative pressure body, block week side is provided with the sand grip, the swivel becket rotate set up in the sleeve pipe, the sleeve pipe passes through the sand grip with the swivel becket cup joint in the block surface, the depression bar slide set up in the sleeve pipe, depression bar transmission connect in the swivel becket, the elastic component set up in the intraductal being close to the depression bar of cover, depression bar fixed connection in the elastic component.

In an embodiment of the present invention, the hose end is fixedly connected to a first connector, and the blood sampling needle is fixedly connected to the first connector.

In an embodiment of the present invention, the first connection head is fixedly connected with the wing plate, the wing plate is provided with two, and the surface of the wing plate is provided with the antislip strip.

In an embodiment of the utility model, the hose is kept away from blood taking needle one end fixedly connected with second connector, syringe needle one end communicate in the second connector.

In an embodiment of the present invention, the piercing through hole is opened on one side of the cap, and the sealing piercing pad is fixedly connected to one side of the cap.

In an embodiment of the present invention, the inner wall of the vacuum negative pressure pipe body is coated with an anticoagulant layer.

The utility model discloses an in one embodiment, the rubber buffer laminating vacuum negative pressure body inner wall, be provided with the negative pressure chamber in the rubber buffer.

The utility model discloses an in one embodiment, the rotating ring is seted up and is put the annular, the intraductal girdling that is provided with of cover, the annular with the girdling phase-match sets up.

In an embodiment of the present invention, a first rack is disposed around the rotating ring, a second rack is disposed on one side of the pressing rod, and the first rack and the second rack are meshed and connected.

In an embodiment of the present invention, the elastic member includes a spring and a sliding plate, the spring is disposed in the sleeve, one side of the sliding plate is fixedly connected to the spring, and the other side of the sliding plate is fixedly connected to the pressing rod.

The utility model has the advantages that: the utility model discloses a disposable negative pressure blood gas collection specimen tube that obtains through above-mentioned design, when using, at first in the block and the rubber buffer on the vacuum negative pressure body of syringe needle intubate, in interlude vacuum negative pressure body, the airtight clamp is in closed state simultaneously, then take the lag off, pierce the blood taking needle into the infant corresponding artery, if the puncture succeeds, visible arterial blood overflows the hose, then open airtight clamp, under the effect of the inside and outside pressure difference of vacuum negative pressure body, blood gets into wherein, after the extraction ration, the closed airtight clamp extracts the syringe needle, extract the blood taking needle again, nurse's one hand is pressed the infant department of drawing blood, another hand holds the vacuum negative pressure body, press the depression bar, the depression bar drives the rotating ring and rotates, the rotating ring drives the block and rotates, the block drives the rotation of vacuum negative pressure body, under the effect of elastic component, make the reciprocating motion of depression bar, make the rotating ring drive the rotation of vacuum negative pressure, prevent blood agglutination, through the setting of swivel becket, depression bar and elastic component, to a great extent can make nurse one-hand operation collection, when preventing blood agglutination, makes things convenient for the nurse to operate, improves puncture blood gas success rate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of a disposable negative pressure blood gas collection sample tube according to an embodiment of the present invention;

FIG. 2 is a schematic view of a puncture assembly according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a first connector according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a cross-sectional view of a cap according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a section of a casing according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a ring strip according to an embodiment of the present invention.

In the figure: 100-a puncture assembly; 110-a blood collection needle; 111-protective sleeve; 120-a hose; 121-a first connector; 122-wing plate; 123-a second connector; 130-a sealing clip; 140-a needle; 200-a specimen tube assembly; 210-vacuum negative pressure tube body; 220-a cap; 221-convex strips; 222-a piercing through hole; 223-sealing the puncture pad; 230-rubber stopper; 231-a negative pressure cavity; 240-casing; 241-ring strip; 250-a rotating ring; 251-ring groove; 252-a first rack; 260-a pressure bar; 261-a second rack; 270-an elastic member; 271-a spring; 272-sliding plate.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-6, the present invention provides a technical solution: a disposable negative pressure blood gas collection specimen tube includes a puncture assembly 100 and a specimen tube assembly 200.

The sample tube assembly 200 is connected to the puncture assembly 100, the puncture assembly 100 is used for puncturing an artery for blood sampling, and the sample tube assembly 200 is used for collecting and preserving blood gas.

Referring to fig. 1, 2 and 3, lancing assembly 100 includes a lancet 110, hose 120, airtight clamp 130 and syringe needle 140, blood taking needle 110 is installed in hose 120 one end, it is concrete, hose 120 one end fixedly connected with first connector 121, blood taking needle 110 fixed connection keeps away from hose 120 one end in first connector 121, first connector 121 fixedly connected with pterygoid lamina 122, first connector 121 and pterygoid lamina 122 integral type design, pterygoid lamina 122 is provided with two, pterygoid lamina 122 surface is provided with the antislip strip, be convenient for promote blood taking needle 110 and carry out the puncture operation, blood taking needle 110 cup joints lag 111, airtight clamp 130 cup joints in the hose 120 surface, syringe needle 140 is installed in hose 120 and is kept away from blood taking needle 110 one end, it is concrete, blood taking needle 110 one end fixedly connected with second connector 123 is kept away from to hose 120, syringe needle 140 one end communicates in second connector 123, second connector 123 sets up to.

Referring to fig. 1, 3, 4 and 6, the specimen tube assembly 200 includes a vacuum negative pressure tube 210, a cap 220, a rubber plug 230, a sleeve 240, a rotating ring 250, a pressing rod 260 and an elastic member 270, the cap 220 is sleeved on one end of the vacuum negative pressure tube 210, the rubber plug 230 is fixedly connected to one side of the cap 220 close to the vacuum negative pressure tube 210, it should be noted that one side of the cap 220 is provided with a piercing through hole 222, one side of the cap 220 is fixedly connected with a sealing piercing pad 223, one side of the cap 220 is embedded with the sealing piercing pad 223 to increase air tightness and ensure sealing negative pressure in the vacuum negative pressure tube 210, the rubber plug 230 and the cap 220 are integrally designed, specifically, the rubber plug 230 is attached to the inner wall of the vacuum negative pressure tube 210, a negative pressure chamber 231 is provided in the rubber plug 230, the needle 140 is firstly inserted into the hose 120 at the negative pressure chamber 231, the needle 140, a convex strip 221 is arranged on the peripheral side of the cap 220, the rotating ring 250 is rotatably arranged in the sleeve 240, a ring groove 251 is arranged on the rotating ring 250, a ring strip 241 is arranged in the sleeve 240, the ring groove 251 is matched with the ring strip 241, the ring strip 241 is used for sliding and rotating the rotating ring 250, the sleeve 240 is sleeved on the surface of the cap 220 through the convex strip 221 and the rotating ring 250, the press rod 260 is slidably arranged in the sleeve 240, the press rod 260 is in transmission connection with the rotating ring 250, specifically, a first rack 252 is arranged on the peripheral side of the rotating ring 250, a second rack 261 is arranged on one side of the press rod 260, the first rack 252 is in meshing connection with the second rack 261, the first rack 252 and the second rack 261 are used for the press rod 260 to drive the rotating ring 250 to rotate, the elastic member 270 is arranged in the sleeve 240 and close to the press rod 260, the press rod 260 is fixedly connected to the elastic, slide 272 one side fixed connection is in spring 271, and slide 272 other side fixed connection is in depression bar 260, and elasticity through spring 271 resumes the effect and makes the hand press and can reciprocating motion, and in this embodiment, the vacuum negative pressure body 210 inner wall scribbles the anticoagulant layer, and the anticoagulant is the heparin agent, prevents blood agglutination effectively.

Specifically, the working principle of the disposable negative pressure blood gas collection sample tube is as follows: the needle 140 is firstly inserted into the cap 220 and the rubber plug 230 on the vacuum negative pressure tube 210, the needle 140 is firstly inserted into the negative pressure cavity 231 to remove the residual air in the hose 120, the needle penetrates through the rubber plug 230 and enters the vacuum negative pressure tube 210, the sealing clamp 130 is in a closed state, then the protective sleeve 111 is removed, the blood taking needle 110 is punctured into the corresponding artery of the child patient, if the puncture is successful, the visible arterial blood overflows the hose 120, then the sealing clamp 130 is opened, the blood enters the vacuum negative pressure tube 210 under the action of the difference between the internal pressure and the external pressure of the vacuum negative pressure tube 210, after the quantitative extraction, the sealing clamp 130 is closed to extract the needle 140, then the blood taking needle 110 is extracted, a nurse presses the blood extraction position of the child with one hand, the other hand holds the vacuum negative pressure tube 210, presses the pressing rod 260, the pressing rod 260 drives the rotating ring 250 to rotate, the rotating ring 250 drives the cap 220 to rotate, make depression bar 260 can the round trip movement make swivel becket 250 drive vacuum negative pressure body 210 and rotate, prevent blood agglutination, through swivel becket 250, depression bar 260 and elastic component 270's setting, to a great extent can make nurse one-hand operation gather, when preventing blood agglutination, makes things convenient for nurse's operation, improves puncture blood gas success rate.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The disposable negative pressure blood and gas collection sample tube is characterized by comprising

The puncture assembly (100) comprises a blood taking needle (110), a hose (120), a sealing clamp (130) and a needle head (140), wherein the blood taking needle (110) is installed at one end of the hose (120), the blood taking needle (110) is sleeved with a protective sleeve (111), the sealing clamp (130) is sleeved on the surface of the hose (120), and the needle head (140) is installed at one end, far away from the blood taking needle (110), of the hose (120);

a specimen tube assembly (200), specimen tube assembly (200) includes vacuum negative pressure body (210), cap (220), rubber buffer (230), sleeve pipe (240), rotation ring (250), depression bar (260) and elastic component (270), cap (220) cup joint in vacuum negative pressure body (210) one end, rubber buffer (230) fixed connection in cap (220) is close to vacuum negative pressure body (210) one side, syringe needle (140) are inserted and are located in rubber buffer (230), syringe needle (140) extend into vacuum negative pressure body (210), cap (220) week side is provided with sand grip (221), rotation ring (250) rotate set up in sleeve pipe (240), sleeve pipe (240) pass through sand grip (221) with rotation ring (250) cup joint in cap (220) surface, depression bar (260) slide set up in sleeve pipe (240), the pressing rod (260) is in transmission connection with the rotating ring (250), the elastic piece (270) is arranged in the sleeve (240) and close to the pressing rod (260), and the pressing rod (260) is fixedly connected with the elastic piece (270).

2. The disposable negative pressure blood gas collection specimen tube according to claim 1, wherein a first connector (121) is fixedly connected to one end of the hose (120), and the blood collection needle (110) is fixedly connected to one end of the first connector (121) far away from the hose (120).

3. The disposable negative-pressure blood and gas collection sample tube according to claim 2, wherein the first connecting head (121) is fixedly connected with two wing plates (122), and the surface of each wing plate (122) is provided with an anti-skid strip.

4. The disposable negative pressure blood gas collection sample tube according to claim 1, wherein a second connector (123) is fixedly connected to one end of the hose (120) far away from the blood collection needle (110), and one end of the needle (140) is communicated with the second connector (123).

5. The disposable negative pressure blood gas collection specimen tube according to claim 1, wherein a puncture through hole (222) is formed on one side of the cap (220), and a sealing puncture pad (223) is fixedly connected to one side of the cap (220).

6. The disposable negative pressure blood gas collection specimen tube according to claim 1, wherein the inner wall of the vacuum negative pressure tube body (210) is coated with an anticoagulant layer.

7. The tube according to claim 1, wherein the rubber stopper (230) is attached to the inner wall of the vacuum tube (210), and a negative pressure chamber (231) is provided in the rubber stopper (230).

8. The disposable negative pressure blood gas collection sample tube according to claim 1, wherein the rotating ring (250) is provided with a ring groove (251), a ring strip (241) is arranged in the sleeve (240), and the ring groove (251) is matched with the ring strip (241).

9. The disposable negative pressure blood gas collection sample tube according to claim 1, wherein a first rack (252) is arranged on the periphery of the rotating ring (250), a second rack (261) is arranged on one side of the pressing rod (260), and the first rack (252) and the second rack (261) are meshed and connected.

10. The disposable negative pressure blood gas collection specimen tube according to claim 1, wherein the elastic member (270) comprises a spring (271) and a sliding plate (272), the spring (271) is disposed in the sleeve (240), one side of the sliding plate (272) is fixedly connected to the spring (271), and the other side of the sliding plate (272) is fixedly connected to the pressing rod (260).