CN220256466U

CN220256466U - Animal hemostix

Info

Publication number: CN220256466U
Application number: CN202321589644.XU
Authority: CN
Inventors: 卓学就; 王润良; 唐义红; 阚式绂
Original assignee: Shenzhen Institute Of Quality And Safety Inspection And Testing
Current assignee: Shenzhen Institute Of Quality And Safety Inspection And Testing
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-12-29
Anticipated expiration: 2033-06-21

Abstract

The utility model discloses a veterinary hemostix, which relates to the technical field of animal epidemic prevention and comprises a core rod, a rubber plug and a blood containing tube, wherein the head end of the core rod is provided with a needle seat for installing a needle, the tail end of the core rod is provided with a rotary breaking part, the rotary breaking part is separated from the core rod by relative rotation breaking, the rubber plug is installed on the rotary breaking part, the rubber plug is arranged in the blood containing tube in a sliding way, the outer wall of the rubber plug presses the inner wall of the blood containing tube to seal, the inside of the core rod is fixedly provided with a central tube, and one end of the central tube is connected with the needle seat. The utility model can solve the problems that the disposable syringe blood collection serum can not be sucked by a liquid-transferring gun and can only be extruded from an injection port after being separated out, and can also avoid the problems that the tail end of the outer sleeve of the conventional disposable veterinary blood collector is sealed by a rubber plug and is leaked and scattered, and the extraction failure is caused by insufficient negative pressure in the extraction process, so that the extraction and the storage are convenient.

Description

Animal hemostix

Technical Field

The utility model relates to the technical field of animal epidemic prevention, in particular to a veterinary hemostix.

Background

In the field of animal epidemic prevention, epidemic disease antibody detection needs to be carried out in animal epidemic disease monitoring and diagnosis, collected animal blood samples need to be obliquely placed in blood sampling blood vessels, and serum separation is carried out after blood coagulation serum is separated out.

The existing integrated blood collection appliance is usually a disposable syringe and a disposable veterinary blood collection device. The disposable injector is usually three-piece, the three-piece structure is composed of a core bar, a rubber plug, an outer sleeve, an injection needle and an outer sleeve, the two-piece structure is composed of the core bar, the outer sleeve, the injection needle and the outer sleeve, after serum is separated out, the disposable injector can not be sucked by a pipette, can only be extruded from an injection port, is easily blocked by blood clots, and is easy to cause the serum to be mixed with blood cells for hemolysis. Compared with the common disposable syringe, the top end of the outer sleeve of the existing disposable veterinary hemostix is a detachable top cover, the detachable top cover is sucked by a pipette after serum is separated out, but the tail end of the outer sleeve is sealed by a rubber plug, the bottom of the outer sleeve is at risk of slipping off and leaking, the top cover and the outer sleeve are easily sealed and are not tight, negative pressure is not enough even can not be formed in the extraction process, and extraction failure is caused.

Disclosure of Invention

The utility model aims to provide a veterinary hemostix so as to solve the defects in the prior art.

The utility model provides the following technical scheme: the utility model provides a veterinary hemostix, including core bar, plug and flourishing blood vessel, the head end of core bar is provided with the syringe needle seat that is used for installing the syringe needle, the tail end of core bar is provided with rotatory rupture portion, this rotatory rupture portion is through the fracture separation of rotating relatively with the core bar, the plug is installed on rotatory rupture portion, the plug slides and sets up in flourishing blood vessel's inside, thereby the plug outer wall is oppressed flourishing blood vessel inner wall and is sealed, the inside fixed mounting of core bar has the center tube, the wherein one end and the syringe needle seat of center tube are connected, the other end of center tube sets up as center tube plug exit end, center tube plug exit end runs through rotatory rupture portion to cartridge is in the pinhole of plug center department.

Preferably, the core rod comprises a top pushing plate, a middle supporting spacer and a cross supporting plate, wherein the top pushing plate is positioned at the head end of the cross supporting plate, the middle supporting spacer is positioned at the middle part of the cross supporting plate, and the cross supporting plate, the top pushing plate and the middle supporting spacer are of an integrated structure, so that the strength of the core rod is enhanced, and effective support and protection are formed on the center of the core rod by means of the cross supporting plate.

Preferably, the rotary breaking part comprises a tail end first supporting spacer and a tail end second supporting spacer, a sleeve is fixedly connected between the tail end first supporting spacer and the tail end second supporting spacer, a cross supporting piece structure for reinforcing the structure of the sleeve is also arranged outside the sleeve, the central tube penetrates through the sleeve, the cross supporting piece is fixedly connected with the tail end first supporting spacer, a rotary breaking notch is arranged between the cross supporting piece and the tail end first supporting spacer, and when the core rod and the tail end first supporting spacer are driven to rotate, the rotary breaking part is easy to break under the notch effect of the rotary breaking notch.

Preferably, the second support spacer at the tail end is fixedly connected with a rubber plug clamping vertebral ring, a clamping cavity which is mutually matched with the rubber plug clamping vertebral ring is arranged in the rubber plug, and the rubber plug is sleeved on the rubber plug clamping vertebral ring.

Preferably, the top end pushing plate is fixedly connected with a limit card, a limit notch which is mutually clamped with the limit card is arranged at the port of the blood vessel, and when the blood vessel is not pulled out from the core rod, the core rod cannot rotate relative to the blood vessel under the clamping of the limit card and the limit notch, so that the core rod cannot accidentally rotate to cause the rotary breaking part to break in advance when the needle head is inserted into a animal body.

Preferably, the bottom end of the vessel is sealed, the length of the vessel is smaller than that of the core rod, and the outer wall of the vessel is provided with scales.

In the technical scheme, the utility model has the technical effects and advantages that:

the utility model can solve the problems that the disposable syringe blood sampling serum can not be sucked by a liquid-transferring gun after being separated out, can be only extruded from an injection port, is easily blocked by blood clots and is easy to cause the serum to be mixed with blood cells to cause hemolysis. The problem that the negative pressure is insufficient or even cannot be formed in the extraction process to cause extraction failure can be avoided, and the extraction and the holding are convenient.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments will be briefly described below.

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

FIG. 2 is a schematic view of the tail end of the core rod according to the present utility model.

Reference numerals illustrate:

1. a core bar; 2. a rubber plug; 3. cheng Xieguan; 1-1, a central tube; 1-2, a cross support piece; 1-3, pushing a sheet at the top end; 1-4, limiting cards; 1-5, an intermediate support spacer; 1-6, a first supporting spacer at the tail end; 1-7, a second supporting spacer at the tail end; 1-8, the outlet end of the central tube rubber plug; 1-9, a needle seat; 1-10, a rotary fracture notch; 1-11, a sleeve; 1-12, a rubber plug clamping vertebral ring; 3-1, limiting notch.

Detailed Description

Example 1

The utility model provides a veterinary hemostix as shown in fig. 1-2, which comprises a core bar 1, a rubber plug 2 and a blood containing tube 3, wherein the head end of the core bar 1 is provided with a needle seat 1-9 for installing a needle, the tail end of the core bar 1 is provided with a rotary breaking part, the rotary breaking part is separated from the core bar 1 by relative rotation, the rubber plug 2 is installed on the rotary breaking part, the rubber plug 2 is slidably arranged in the blood containing tube 3, the outer wall of the rubber plug 2 presses the inner wall of the blood containing tube 3 to seal, the inside of the core bar 1 is fixedly provided with a central tube 1-1, one end of the central tube 1-1 is connected with the needle seat 1-9, the other end of the central tube 1-1 is provided with a central tube rubber plug outlet end 1-8, and the central tube rubber plug outlet end 1-8 penetrates through the rotary breaking part and is inserted into a needle hole in the center of the rubber plug 2.

Further, in the above technical scheme, the core rod 1 includes the top end pushing piece 1-3, the middle supporting spacer piece 1-5 and the cross supporting piece 1-2, the top end pushing piece 1-3 is located at the head end of the cross supporting piece 1-2, the middle supporting spacer piece 1-5 is located at the middle part of the cross supporting piece 1-2, and the cross supporting piece 1-2, the top end pushing piece 1-3 and the middle supporting spacer piece 1-5 are in an integrated structure, so that the strength of the core rod 1 is enhanced, and the central tube 1-1 is effectively supported and protected by means of the cross supporting piece 1-2.

Further, in the above technical scheme, the rotational breaking part comprises a tail end first supporting spacer 1-6 and a tail end second supporting spacer 1-7, a sleeve 1-11 is fixedly connected between the tail end first supporting spacer 1-6 and the tail end second supporting spacer 1-7, a cross supporting piece structure for reinforcing the structure of the sleeve 1-11 is also arranged outside the sleeve 1-11, a central tube 1-1 penetrates through the sleeve 1-11, a cross supporting piece 1-2 is fixedly connected with the tail end first supporting spacer 1-6, a rotational breaking notch 1-10 is arranged between the cross supporting piece 1-2 and the tail end first supporting spacer 1-6, and the rotational breaking part is easy to break under the notch effect of the rotational breaking notch 1-10 when the core bar 1 and the tail end first supporting spacer 1-6 are driven to rotate.

Further, in the technical scheme, the rubber plug clamping vertebral ring 1-12 is fixedly connected to the second supporting spacer 1-7 at the tail end, a clamping cavity which is mutually matched with the rubber plug clamping vertebral ring 1-12 is formed in the rubber plug 2, and the rubber plug 2 is sleeved on the rubber plug clamping vertebral ring 1-12.

Furthermore, in the above technical scheme, the top push plate 1-3 is fixedly connected with the limit card 1-4, the port of the vessel 3 is provided with the limit notch 3-1 which is mutually clamped with the limit card 1-4, and when the vessel 3 is not pulled out of the core rod 1, the core rod 1 cannot rotate relative to the vessel 3 under the clamping of the limit card 1-4 and the limit notch 3-1, so that the core rod 1 cannot accidentally rotate to cause the rotary breaking part to break in advance when the needle is inserted into a animal.

Further, in the above technical scheme, the bottom end of the vessel 3 is sealed, the length of the vessel 3 is smaller than the length of the core rod 1, and the outer wall of the vessel 3 is provided with scales.

Working principle: the depth of the vessel 3 is slightly shorter than the length of the core rod so that the push piece at the top end of the core rod is leaked out to facilitate pushing and pulling, when the rubber plug 2 is positioned at the deepest part of the vessel 3, the symmetrical limiting notch 3-1 at the top end of the vessel 3 limits the core rod limiting card 1-4 to prevent the core rod 1 from rotating, when blood is collected, the tail end of the vessel 3 pushes the core rod 1 to push the needle head connected to the needle head seat 1-9 at the front end to penetrate into the vessel, and then the top push piece 1-3 at the front end of the core rod 1 is pushed to pull the vessel 3 backwards, so that negative pressure is formed in the cavity of the vessel 3, and blood flows into the vessel 3 through the central tube 1-1. After blood collection is finished, the first support spacer 1-6 at the tail end is held by hand, the core bar 1 is disconnected by rotating the cross support sheet 1-2, the outlet end 1-8 of the central tube rubber plug is pulled out of the rubber plug 2, the center Kong Shousu of the rubber plug 2 is closed, and the blood containing tube 3 forms a closed tube cavity, so that the device can be used as a storage tube for storing and transporting blood. After the serum is separated out, the first supporting spacer 1-6 at the tail end is pulled out to bring the rubber plug 2 out, so that the serum can be removed.

Claims

1. The utility model provides a veterinary hemostix, includes core bar (1), plug (2) and Cheng Xieguan (3), its characterized in that: the novel plastic rubber plug is characterized in that a needle seat (1-9) for installing a needle is arranged at the head end of the core rod (1), a rotary breaking part is arranged at the tail end of the core rod (1), the rotary breaking part is separated by relative rotation with the core rod (1), the rubber plug (2) is arranged on the rotary breaking part, the rubber plug (2) is arranged in the blood accommodating tube (3) in a sliding mode, a central tube (1-1) is fixedly arranged in the core rod (1), one end of the central tube (1-1) is connected with the needle seat (1-9), the other end of the central tube (1-1) is arranged to be a central tube rubber plug outlet end (1-8), and the central tube rubber plug outlet end (1-8) penetrates through the rotary breaking part and is inserted into a needle hole in the center of the rubber plug (2).

2. A veterinary blood collector as claimed in claim 1, wherein: the core bar (1) comprises a top pushing piece (1-3), a middle supporting spacer piece (1-5) and a cross supporting piece (1-2), wherein the top pushing piece (1-3) is positioned at the head end of the cross supporting piece (1-2), the middle supporting spacer piece (1-5) is positioned at the middle part of the cross supporting piece (1-2), and the cross supporting piece (1-2), the top pushing piece (1-3) and the middle supporting spacer piece (1-5) are of an integrated structure.

3. A veterinary blood collector as claimed in claim 2, wherein: the rotary breaking part comprises a tail end first supporting spacer (1-6) and a tail end second supporting spacer (1-7), a sleeve (1-11) is fixedly connected between the tail end first supporting spacer (1-6) and the tail end second supporting spacer (1-7), a central tube (1-1) penetrates through the sleeve (1-11), a cross supporting piece (1-2) is fixedly connected with the tail end first supporting spacer (1-6), and a rotary breaking notch (1-10) is formed between the cross supporting piece (1-2) and the tail end first supporting spacer (1-6).

4. A veterinary blood collector according to claim 3, wherein: the rubber plug clamping vertebral ring (1-12) is fixedly connected to the second support spacer (1-7) at the tail end, a clamping cavity which is mutually matched with the rubber plug clamping vertebral ring (1-12) is formed in the rubber plug (2), and the rubber plug (2) is sleeved on the rubber plug clamping vertebral ring (1-12).

5. A veterinary blood collector as claimed in claim 4, wherein: the top end pushing piece (1-3) is fixedly connected with a limiting card (1-4), and a limiting notch (3-1) which is mutually clamped with the limiting card (1-4) is arranged at the port of the Cheng Xieguan (3).

6. A veterinary blood collector as claimed in claim 1, wherein: the bottom end of the Cheng Xieguan (3) is sealed, the length of the Cheng Xieguan (3) is smaller than that of the core rod (1), and graduations are arranged on the outer wall of the Cheng Xieguan (3).