CN212788646U

CN212788646U - Puncture needle for pediatrics

Info

Publication number: CN212788646U
Application number: CN202020920695.6U
Authority: CN
Inventors: 苑莹
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-03-26
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses a pediatric puncture needle, which comprises a pediatric puncture needle, wherein a blocking component is sleeved on the pediatric puncture needle, the blocking component is sleeved on the needle body of the pediatric puncture needle and is clasped and fixed on the outer needle body of the pediatric puncture needle through a back taper clasping structure formed by a plurality of first arc clasping plates and a back taper clasping structure formed by a plurality of second arc clasping plates, in this way, the disassembly and assembly of the blocking component during use are convenient, an annular contact blocking structure is formed between four arc contact blocking plates, when the pediatric puncture needle is used, the blocking sense during puncture is enhanced through the blocking component, bone marrow damage or more serious accidents caused by hand shake or uneven force of medical staff are avoided, the blocking force of the blocking component during use is increased through the double-layer inverted taper clasping structure of the first arc clasping plate and the second arc clasping plates, further ensure the safety of the pediatric puncture needle during puncture.

Description

Puncture needle for pediatrics

Technical Field

The utility model belongs to the technical field of medical auxiliary assembly, concretely relates to paediatrics pjncture needle.

Background

The medical equipment refers to instruments, equipment, appliances, materials or other articles which are used for human bodies singly or in combination and also comprises required software, and the medical equipment is the most basic element of medical treatment, scientific research, teaching, institutions and clinical discipline work, namely comprises professional medical equipment and household medical equipment.

The prior art has the following problems: some diseases often meet in hospital paediatrics and need wear to confirm the diagnosis with the waist, and the waist that uses clinically at present wears the needle and is the adult the same, and the puncture syringe needle is longer, and does not have positioner, and children's ligament is still immature, and the sense of blockking when puncturing is very weak, punctures depth degree difficult control like this, damages the marrow easily or causes more serious accident, has increased the work degree of difficulty for medical staff.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a pediatric puncture needle which has the characteristic of safe use.

In order to achieve the above object, the utility model provides a following technical scheme: a pediatric puncture needle comprises a pediatric puncture needle, wherein a blocking assembly is sleeved on the pediatric puncture needle;

the stop assembly comprises a fixed sleeve, the fixed first fixed otic placode, the fixed otic placode of second, the fixed otic placode of third and the fixed otic placode of fourth that is provided with of symmetric distribution on the body of fixed sleeve lateral surface, all fixed the bracing piece that is provided with on the fixed otic placode of first fixed otic placode, the fixed otic placode of second, the fixed otic placode of third and the fixed otic placode of fourth, the fixed cambered contact that is provided with blocks the dish on the bottom body of rod of bracing piece, the fixed a plurality of first cambered enclasping boards that are provided with on the top body of fixed sleeve medial surface, and fixed a plurality of second cambered enclasping boards that are provided with on the bottom body of fixed sleeve medial surface.

Preferably, a plurality of the plate body of first camber embracing plate encircles and establishes on the medial surface of fixed sleeve top body, and is a plurality of the plate body of second camber embracing plate encircles and establishes on the medial surface of fixed sleeve bottom body.

Preferably, the plate body of the first arc-shaped embracing plate and the plate body of the second arc-shaped embracing plate are elastically connected relative to the inner side surface pipe body of the fixed sleeve.

Preferably, it is a plurality of the plate body of first arc embracing plate is the structure of falling cone type embracing at the medial surface of solid fixed sleeving top body, and is a plurality of the plate body of second arc embracing plate is the structure of falling cone type embracing at the medial surface of solid fixed sleeving bottom body.

Preferably, block that the subassembly cover is established on the needle body of paediatrics pjncture needle, and block that the subassembly is held in the palm through the back taper type cohesion structure that a plurality of first arc type cohesion boards formed and the back taper type cohesion structure that a plurality of second arc type cohesion boards formed and fix on the outside needle body of paediatrics pjncture needle.

Preferably, an annular contact barrier structure is formed between four arc-shaped contact barrier discs.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses block the subassembly cover and establish on the needle body of paediatrics pjncture needle, and block the subassembly and fix on the outside needle body of paediatrics pjncture needle through the back taper type cohesion structure that a plurality of first arc type cohesion plates formed and the back taper type cohesion structure that a plurality of second arc type cohesion plates formed, through this kind of mode, conveniently block the dismouting when the subassembly uses, form a ring type contact barrier structure between four arc type contact barrier discs, when the paediatrics pjncture needle uses, because children's ligament development is still immature, strengthen the blocking sense when the puncture through blocking the subassembly, avoid bone marrow damage or more serious accident that cause because of medical staff hand trembling or dynamics inequality, reduce the work degree of difficulty for medical staff, the security when ensureing the paediatrics puncture, increase through the bilayer of first arc type cohesion plate and second arc type cohesion plate and block the dynamics that the subassembly blocks when using, further ensure the safety of the pediatric puncture needle during puncture.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a perspective view of the barrier assembly of the present invention;

fig. 3 is a cross-sectional view of the fixing sleeve of the present invention;

in the figure: 1. a pediatric puncture needle; 2. a blocking component; 21. fixing the sleeve; 22. a first fixed ear plate; 23. a second fixed ear plate; 24. a third fixed ear plate; 25. a fourth fixed ear plate; 26. a support bar; 27. an arc-shaped contact barrier disc; 28. a first arc-shaped plywood; 29. the second arc embracing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only 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.

Referring to fig. 1-3, the present invention provides the following technical solutions: a pediatric puncture needle comprises a pediatric puncture needle 1, wherein a blocking assembly 2 is sleeved on the pediatric puncture needle 1;

block subassembly 2 and include fixed sleeve 21, the fixed first fixed otic placode 22 that is provided with of symmetric distribution on the body of fixed sleeve 21 lateral surface, the fixed otic placode 23 of second, the fixed otic placode 24 of third and the fixed otic placode 25 of fourth, first fixed otic placode 22, the fixed otic placode 23 of second, all fix on the fixed otic placode 25 of third and the fixed otic placode 26 that is provided with of fourth, the fixed arc type contact that is provided with blocks dish 27 on the bottom body of rod of bracing piece 26, the fixed a plurality of first arc type cohesion plates 28 that are provided with on the top body of fixed sleeve 21 medial surface, and the fixed a plurality of second arc type cohesion plates 29 that are provided with on the bottom body of fixed sleeve 21 medial surface.

In this embodiment, preferably, the plates of the first arc-shaped locking plates 28 are arranged around the inner side surface of the top tube of the fixing sleeve 21, and the plates of the second arc-shaped locking plates 29 are arranged around the inner side surface of the bottom tube of the fixing sleeve 21.

In this embodiment, it is preferable that the plate body of the first arc plate 28 and the plate body of the second arc plate 29 are elastically connected to the inner side surface pipe body of the fixing sleeve 21.

In this embodiment, preferably, the plate bodies of the first arc embracing plates 28 are in an inverted cone embracing structure on the inner side surface of the top pipe body of the fixing sleeve 21, and the plate bodies of the second arc embracing plates 29 are in an inverted cone embracing structure on the inner side surface of the bottom pipe body of the fixing sleeve 21.

In this embodiment, preferably, the blocking assembly 2 is sleeved on the needle body of the pediatric puncture needle 1, and the blocking assembly 2 is clasped and fixed on the outer needle body of the pediatric puncture needle 1 through the inverted cone clasping structure formed by the plurality of first arc clasping plates 28 and the inverted cone clasping structure formed by the plurality of second arc clasping plates 29.

In this embodiment, preferably, a ring-shaped contact blocking structure is formed between the four arc-shaped contact blocking disks 27.

The utility model discloses a theory of operation and use flow: the utility model discloses block subassembly 2 cover and establish on the needle body of paediatrics pjncture needle 1, and block subassembly 2 and hold the back taper type cohesion structure that the plate 29 formed through the back taper type cohesion structure that a plurality of first arc type cohesion plates 28 formed and the back taper type cohesion structure that a plurality of second arc type cohesion plates 29 formed and fix on the outside needle body of paediatrics pjncture needle 1, through this kind of mode, conveniently block dismouting when subassembly 2 uses, form a ring type contact barrier structure between four arc type contact barrier discs 27, when paediatrics pjncture needle 1 uses, because children's ligament development is still immature, strengthen the sense of blockking when the puncture through blocking subassembly 2, avoid bone marrow damage or more serious accident because medical staff hand trembles or the dynamics inequality causes, reduce the work degree of difficulty for medical staff, the security when ensureing the paediatrics puncture, increase through the bilayer back taper type cohesion structure of first arc type cohesion plates 28 and second arc type plate 29 and block the dynamics that subassembly 2 blocks when using, further ensuring the safety of the pediatric puncture needle 1 during puncture.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A paediatric puncture needle comprises a paediatric puncture needle (1) and is characterized in that: the pediatric puncture needle (1) is sleeved with a blocking assembly (2);

stop subassembly (2) including adapter sleeve (21), the fixed first fixed otic placode (22), the fixed otic placode (23) of second, the fixed otic placode (24) of third and the fixed otic placode (25) of fourth that are provided with of symmetric distribution on the body of adapter sleeve (21) lateral surface, all fixed bracing piece (26) that is provided with on the fixed otic placode (22) of first fixed otic placode (23), the fixed otic placode of second (24) of third and the fixed otic placode of fourth (25), the fixed arc type contact that is provided with blocks set (27) on the bottom body of rod of bracing piece (26), fixed a plurality of first arc type embracing plywood (28) that are provided with on the top body of adapter sleeve (21) medial surface, and fixed a plurality of second arc type embracing plywood (29) that are provided with on the bottom body of adapter sleeve (21) medial surface.

2. A pediatric puncture needle according to claim 1, wherein: a plurality of the plate body of first arc embracing plate (28) encircles and establishes on the medial surface of fixed sleeve (21) top body, and is a plurality of the plate body of second arc embracing plate (29) encircles and establishes on the medial surface of fixed sleeve (21) bottom body.

3. A pediatric puncture needle according to claim 1, wherein: the plate body of the first arc-shaped embracing plate (28) and the plate body of the second arc-shaped embracing plate (29) are elastically connected relative to the inner side surface pipe body of the fixed sleeve (21).

4. A pediatric puncture needle according to claim 1, wherein: a plurality of the plate body of first arc type cohesion plate (28) personally submits the type of falling awl cohesion structure, a plurality of at the inboard of fixed sleeving (21) top body the type of falling awl cohesion structure is personally submitted to the plate body of second arc type cohesion plate (29) at the inboard of fixed sleeving (21) bottom body.

5. A pediatric puncture needle according to claim 1, wherein: block that subassembly (2) cover is established on the needle body of paediatrics pjncture needle (1), and block that subassembly (2) are fixed on the outside needle body of paediatrics pjncture needle (1) through the back taper type cohesion structure of a plurality of first arc type cohesion board (28) formation and the back taper type cohesion structure cohesion of a plurality of second arc type cohesion board (29) formation.

6. A pediatric puncture needle according to claim 1, wherein: an annular contact barrier structure is formed among the four arc-shaped contact barrier discs (27).