CN218944063U

CN218944063U - PRP centrifuging tube syringe

Info

Publication number: CN218944063U
Application number: CN202222642863.1U
Authority: CN
Inventors: 李章华; 童亚; 马全
Original assignee: Wuhan Langke Medical Devices Co ltd
Current assignee: Wuhan Langke Medical Devices Co ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-05-02
Anticipated expiration: 2032-10-09

Abstract

The utility model discloses a PRP centrifuge tube injector, which belongs to the technical field of medical appliances and comprises an injector, wherein a needle head is arranged at the bottom end of the injector, a protective shell assembly is arranged on the outer surface of the injector, and a fixing assembly is arranged on the outer surface of the protective shell assembly. This PRP centrifuging tube syringe, through setting up the rubber buffer, aseptic shell, first screwed pipe and first antiskid cover, promote aseptic shell downwards, the rubber buffer of downward movement shifts out from the bottom of syringe needle, forward-rotating first screwed pipe, first screwed pipe revolves the surface at aseptic shell again, because of the shape setting of first screwed pipe inner wall is the slope form, pivoted first screwed pipe can fix aseptic shell on the injection tube, the condition that the syringe needle stabs the user's palm is difficult for appearing in the in-process of the aseptic cap back syringe that comprises aseptic shell, second screwed pipe and rubber buffer, make the user can be safe use this syringe.

Description

PRP centrifuging tube syringe

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a PRP centrifuge tube injector.

Background

The chinese translation of PRP into "high concentration platelet plasma", also called "growth factor rich plasma", is platelet rich high concentration plasma made from autologous blood. The syringe is widely used in various surgical operations, cardiac operations and plastic operations, and is required to be used for injecting blood into a PRP centrifuge tube when PRP is produced, but the existing syringe is required to be used for removing a sterile cap from the surface of the syringe barrel, and a user needs to return the sterile cap to the syringe after the syringe is used, but in the process of returning the sterile cap to the syringe, when the palm of the hand-held sterile cap is misplaced with the needle due to shaking, the needle on the syringe may stab the user, so that the PRP centrifuge tube syringe with high safety is required to solve the problems.

Disclosure of Invention

(one) solving the technical problems

In order to overcome the defects in the prior art, the utility model provides a PRP centrifuge tube injector, which solves the problem that after the prior injector is used, a user needs to return an aseptic cap to the injector, but in the process of returning the aseptic cap to the injector, when the palm of a hand-held aseptic cap is misplaced with a needle head due to shaking, the needle head on the injector may stab the user.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a PRP centrifuging tube syringe, includes the syringe, the bottom of syringe is provided with the syringe needle, the surface of syringe is provided with the protecting crust subassembly, the surface of protecting crust subassembly is provided with fixed subassembly, the bottom of protecting crust subassembly is provided with flexible subassembly, be provided with the rubber buffer in the flexible subassembly, be provided with two spouts in the fixed subassembly, sliding connection has the slide rail in the spout, two slide rails set up the both sides at the syringe respectively.

As a further aspect of the utility model: the syringe comprises a syringe, a push rod is connected in a sliding manner in the syringe, a protective shell component is lapped on the outer surface of the syringe, the needle is clamped at the bottom end of the syringe, and two sliding rails are respectively arranged on two sides of the syringe.

As a further aspect of the utility model: the protective shell assembly comprises a sterile shell, four grooves are formed in the upper surface of the sterile shell, the inner wall of the sterile shell is overlapped with the outer surface of the injection cylinder, the telescopic assembly is arranged at the bottom end of the injection cylinder, and the fixing assembly is arranged on the outer surface of the sterile shell.

As a further aspect of the utility model: the fixed subassembly includes first screwed pipe, first screwed pipe threaded connection is at the surface of aseptic shell, the surface of first screwed pipe is provided with first antiskid cover.

As a further aspect of the utility model: the telescopic component comprises a second threaded pipe, the second threaded pipe is in threaded connection with the outer surface of the sterile shell, and a second anti-slip sleeve is arranged on the outer surface of the second threaded pipe.

As a further aspect of the utility model: the rubber stopper is arranged in the second threaded pipe, and the four grooves are all arranged in the first threaded pipe.

As a further aspect of the utility model: the inner wall of the first threaded pipe is inclined, and the cross sections of the injection cylinder, the first threaded pipe and the second threaded pipe are all circular.

(III) beneficial effects

Compared with the prior art, the utility model has the beneficial effects that:

1. this PRP centrifuging tube syringe, through setting up the rubber buffer, aseptic shell, the recess, first screwed pipe and first antiskid cover, promote aseptic shell downwards, aseptic shell passes through the second screwed pipe and drives the rubber buffer and move downwards, the rubber buffer of downward motion shifts out from the bottom of syringe needle, forward rotation first screwed pipe, first screwed pipe is swirled again at the surface of aseptic shell, because of the shape setting of first screwed pipe inner wall is the slope form, pivoted first screwed pipe can fix aseptic shell on the injection tube, the situation that the syringe needle stabs the user's palm is difficult for appearing in-process of syringe is returned to the aseptic cap that comprises aseptic shell, second screwed pipe and rubber buffer, make the user can be safe use this syringe.

2. This PRP centrifuging tube syringe through setting up second screwed pipe, aseptic shell and rubber buffer, rotates the second screwed pipe, and the second screwed pipe can rotate at the surface of aseptic shell, and pivoted aseptic shell and second screwed pipe mutually support and can drive the rubber buffer and rotate, and the distance between rubber buffer and the aseptic shell top is adjustable for the aseptic cap that this syringe set up shelters from the protection to not unidimensional syringe needle, makes the user change the syringe needle of this syringe according to actual conditions, has improved the adaptability of this syringe.

3. This PRP centrifuging tube syringe, through setting up slide rail and spout, because of spout sliding connection at the surface of slide rail, remove aseptic shell, aseptic shell can drive the spout and move at the surface of slide rail, and the slide rail can be spacing to the spout for the aseptic shell that is provided with the spout can not take place to rock when the motion, makes pivoted first screwed pipe can not drive aseptic shell and rotate at the surface of injection tube, makes pivoted first screwed pipe can rotate smoothly in the injection tube.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is a schematic view of a right-side perspective cross-sectional structure of a syringe according to the present utility model;

FIG. 3 is a schematic diagram of a first threaded pipe according to the present utility model in front perspective view;

FIG. 4 is a schematic view of a partial front perspective cross-sectional structure of a syringe according to the present utility model;

in the figure: 1 syringe, 11 syringe, 12 push rod, 2 syringe needle, 3 protecting shell components, 31 aseptic shell, 32 recess, 4 fixed component, 41 first screwed pipe, 42 first antiskid cover, 5 telescopic component, 51 second screwed pipe, 52 second antiskid cover, 6 rubber stopper, 7 slide rail, 8 spout.

Detailed Description

The technical scheme of the patent is further described in detail below with reference to the specific embodiments.

As shown in fig. 1-4, the present utility model provides a technical solution: the utility model provides a PRP centrifuging tube syringe, including syringe 1, syringe 1's bottom is provided with syringe needle 2, syringe 1's surface is provided with shield shell subassembly 3, shield shell subassembly 3's surface is provided with fixed subassembly 4, shield shell subassembly 3's bottom is provided with telescopic subassembly 5, be provided with rubber buffer 6 in the telescopic subassembly 5, through setting up rubber buffer 6, rubber buffer 6 is when carrying out the process of sheltering from syringe needle 2, syringe needle 2 still can wear out from its inside, be provided with two spouts 8 in fixed subassembly 4, sliding connection has slide rail 7 in spout 8, two slide rail 7 set up respectively in syringe 1's both sides, through setting up slide rail 7, slide rail 7 accessible spout 8 carries out spacingly to aseptic shell 31, make the outer surface rotation of aseptic shell 31 at syringe 11 can not be driven to pivoted first screwed pipe 41.

Specifically, as shown in fig. 1 and 4, the injector 1 comprises a syringe 11, a push rod 12 is slidably connected in the syringe 11, by arranging the push rod 12, a user can push blood inside the syringe 11 out through a needle 2 by the push rod 12, the outer surface of the syringe 11 is lapped with a protective shell component 3, the needle 2 is clamped at the bottom end of the syringe 11, two sliding rails 7 are respectively arranged at two sides of the syringe 11, the protective shell component 3 comprises a sterile shell 31, four grooves 32 are arranged on the upper surface of the sterile shell 31, the inner wall of the sterile shell 31 is lapped with the outer surface of the syringe 11, a telescopic component 5 is arranged at the bottom end of the syringe 11, a fixing component 4 is arranged on the outer surface of the sterile shell 31, the fixing component 4 comprises a first threaded tube 41, the first threaded tube 41 is in threaded connection with the outer surface of the sterile shell 31, the outer surface of the first threaded tube 41 is provided with a first anti-slip sleeve 42, because the first anti-slip cover 42 is arranged on the outer surface of the first threaded pipe 41, when the first threaded pipe 41 needs to be rotated, the first anti-slip cover 42 arranged on the first threaded pipe 41 increases the friction between the first threaded pipe 41 and the palm of a user, the user is not easy to slide in the process of rotating the first threaded pipe 41, the telescopic component 5 comprises a second threaded pipe 51, the second threaded pipe 51 is in threaded connection with the outer surface of the sterile shell 31, the outer surface of the second threaded pipe 51 is provided with a second anti-slip cover 52, by arranging the second anti-slip cover 52, because the second anti-slip cover 52 is arranged on the outer surface of the second threaded pipe 51, the second anti-slip cover 52 increases the friction between the second threaded pipe 51 and the palm of the user, the user is not easy to slide in the process of rotating the second threaded pipe 51, the rubber plug 6 is arranged in the second threaded pipe 51, four grooves 32 are provided in the first screw tube 41, the inner wall of the first screw tube 41 is provided in an inclined shape, and the sectional shapes of the syringe 11, the first screw tube 41 and the second screw tube 51 are provided in a circular shape.

The working principle of the utility model is as follows:

s1, when the injector 1 needs to be used, the first threaded pipe 41 is reversed, and when the first threaded pipe 41 is moved out from the lower part of the threads on the outer surface of the sterile shell 31, the sterile shell 31 is pulled upwards, the sterile shell 31 drives the rubber plug 6 to move upwards through the second threaded pipe 51, the needle head 2 penetrates through the rubber plug 6, and the needle head 2 is exposed;

s2, when the sterile shell 31 moves to a proper position, the first threaded tube 41 is rotated positively, the sterile shell 31 is extruded and fixed on the injection tube 11 by the first threaded tube 41, the injection tube 11 is moved, the injection tube 11 drives the needle head 2 to move into the PRP tube, the push rod 12 is pressed, the push rod 12 moves blood in the injection tube 11 into the PRP tube through the needle head 2, and after the use of the injector 1 is completed, the first threaded tube 41 is rotated reversely;

and S3, finally, when the first threaded tube 41 is moved out from the lower part of the threads on the outer surface of the sterile shell 31, the sterile shell 31 pushes the rubber stopper 6 downwards through the second threaded tube 51, the rubber stopper 6 which moves downwards is moved out from the bottom end of the needle head 2, the first threaded tube 41 is rotated positively, the first threaded tube 41 is rotated on the outer surface of the sterile shell 31 again, and the inner wall of the first threaded tube 41 is inclined, so that the rotating first threaded tube 41 can fix the sterile shell 31 on the injection tube 11.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of one of ordinary skill in the art.

Claims

1. A PRP centrifuge tube syringe comprising a syringe (1), characterized in that: the bottom of syringe (1) is provided with syringe needle (2), the surface of syringe (1) is provided with shield shell subassembly (3), the surface of shield shell subassembly (3) is provided with fixed subassembly (4), the bottom of shield shell subassembly (3) is provided with flexible subassembly (5), be provided with rubber buffer (6) in flexible subassembly (5), be provided with two spouts (8) in fixed subassembly (4), sliding connection has slide rail (7) in spout (8), two slide rail (7) set up the both sides at syringe (1) respectively.

2. The PRP centrifuge tube syringe of claim 1, wherein: the syringe (1) comprises a syringe (11), a push rod (12) is connected in the syringe (11) in a sliding manner, a protective shell assembly (3) is lapped on the outer surface of the syringe (11), the needle (2) is clamped at the bottom end of the syringe (11), and two sliding rails (7) are respectively arranged at two sides of the syringe (11).

3. A PRP centrifuge tube syringe according to claim 2, wherein: the protection shell assembly (3) comprises a sterile shell (31), four grooves (32) are formed in the upper surface of the sterile shell (31), the inner wall of the sterile shell (31) is overlapped with the outer surface of the injection cylinder (11), the telescopic assembly (5) is arranged at the bottom end of the injection cylinder (11), and the fixing assembly (4) is arranged on the outer surface of the sterile shell (31).

4. A PRP centrifuge tube syringe according to claim 3, wherein: the fixing assembly (4) comprises a first threaded tube (41), the first threaded tube (41) is in threaded connection with the outer surface of the sterile shell (31), and a first anti-slip sleeve (42) is arranged on the outer surface of the first threaded tube (41).

5. The PRP centrifuge tube syringe of claim 4, wherein: the telescopic assembly (5) comprises a second threaded pipe (51), the second threaded pipe (51) is in threaded connection with the outer surface of the sterile shell (31), and a second anti-slip sleeve (52) is arranged on the outer surface of the second threaded pipe (51).

6. The PRP centrifuge tube syringe of claim 5, wherein: the rubber plug (6) is arranged in the second threaded pipe (51), and the four grooves (32) are all arranged in the first threaded pipe (41).

7. The PRP centrifuge tube syringe of claim 6, wherein: the inner wall of the first threaded tube (41) is inclined, and the cross-sectional shapes of the injection tube (11), the first threaded tube (41) and the second threaded tube (51) are all round.