CN215780969U

CN215780969U - Skin mesoderm syringe needle

Info

Publication number: CN215780969U
Application number: CN202122021014.XU
Authority: CN
Inventors: 孙锦江
Original assignee: Weifang Kunna Medical Beauty Hospital Co ltd
Current assignee: Weifang Kunna Medical Beauty Hospital Co ltd
Priority date: 2021-08-26
Filing date: 2021-08-26
Publication date: 2022-02-11
Anticipated expiration: 2031-08-26

Abstract

The utility model relates to the technical field of shaping equipment, in particular to a skin mesoderm injection needle, which comprises: the needle head unit comprises a needle seat provided with a plurality of micro-needles and a baffle ring arranged on the needle seat, and the baffle ring is positioned on the outer side of the annular sliding groove of the needle seat; the needle cylinder unit is connected with the injection cavity of the needle seat so as to convey injection liquid into the needle seat and inject the injection liquid through a plurality of microneedles; the protection unit comprises a protection sleeve with one end in threaded fit with the baffle ring and a protection bottom cover arranged at the other end of the protection sleeve, and the protection sleeve can be accommodated in the annular sliding groove of the needle base; the protective bottom cover is provided with an outlet hole which is in sliding fit with the microneedles. According to the skin mesoderm injection needle, the adjustable protection unit is arranged in the skin mesoderm injection needle, and the injection depth can be accurately controlled by adjusting the length of the microneedle penetrating out of the penetrating hole, so that a more accurate injection effect is achieved.

Description

Skin mesoderm syringe needle

Technical Field

The utility model relates to the technical field of shaping equipment, in particular to a skin mesoderm injection needle.

Background

The mesoderm refers to a cell layer between an ectoderm and an endoderm at the end stage of a primitive gut embryo in the embryonic development process of a three-germ-layer animal, medical means are continuously updated along with the improvement of technological level, the mesoderm is directly used to enable a human body to better absorb medicines in the body shaping operation of plastic beauty surgery, and the medicine injection of the skin mesoderm is mostly completed by adopting a medicine injector at the present stage. However, the existing medicine injectors for skin mesoderm are all simple injectors, so that when a user injects a human body by using the device, if the user shakes hands or the injection level is not high, the injection is easy to cause large deviation, and the injection administration effect is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a skin mesoderm injection needle which can effectively solve the problems in the prior art.

The purpose of the utility model is realized by the following technical scheme:

a dermal mesoderm injection needle comprising:

the needle head unit comprises a needle seat provided with a plurality of micro-needles and a baffle ring arranged on the needle seat, and the baffle ring is positioned on the outer side of the annular sliding groove of the needle seat;

the needle cylinder unit is connected with the injection cavity of the needle seat so as to convey injection liquid into the needle seat and inject the injection liquid through a plurality of microneedles;

the protection unit comprises a protection sleeve with one end in threaded fit with the baffle ring and a protection bottom cover arranged at the other end of the protection sleeve, and the protection sleeve can be accommodated in the annular sliding groove of the needle base; the protective bottom cover is provided with an outlet hole which is in sliding fit with the microneedles.

Preferably, the needle base is provided with a screwing rotating block, and the screwing rotating block and the retaining ring are positioned at two ends of the needle base.

Preferably, one end of the protective sleeve is provided with a sliding ring, the sliding ring slides in an annular sliding groove of the needle base, and the outer diameter of the sliding ring is larger than the inner diameter of the retaining ring.

Preferably, a tensioning spring is arranged in the annular sliding chute and is positioned between the sliding ring and the inner side surface of the annular sliding chute.

Preferably, waterproof puncture paper is arranged in the puncture hole to seal the puncture hole.

Preferably, a plurality of rotating shifting blocks are uniformly arranged on the outer side of the protective bottom cover.

Preferably, the needle cylinder unit comprises a liquid medicine cylinder which is hermetically inserted into the injection cavity of the needle base, a pushing plate which is hermetically and slidably arranged in the liquid medicine cylinder, a pushing rod with one end arranged at the center of the pushing plate and a pushing plate arranged at the other end of the pushing rod; the liquid medicine barrel is provided with a guide frame, and the center of the guide frame is provided with a guide hole in sliding fit with the push-pull rod; the medicine liquid cylinder is provided with a side plate which is arranged opposite to the push-pull plate.

Preferably, nine microneedles are arranged and distributed on the needle base in a nine-grid shape.

The utility model has the beneficial effects that: according to the skin mesoderm injection needle, the adjustable protection unit is arranged in the skin mesoderm injection needle, and the injection depth can be accurately controlled by adjusting the length of the microneedle which penetrates out of the penetrating hole, so that a more accurate injection effect is achieved, and the deviation caused by shaking hands of a user or low injection level is reduced; in addition, the protection unit can also play a role in protecting a plurality of microneedles, so that the microneedles can be prevented from damaging or stabbing a user before use, the microneedles are also prevented from contacting with the outside air before use, and the sanitation of the microneedles during injection is improved.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention or related technologies, the drawings used in the description of the embodiments or related technologies will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a first general schematic diagram provided in accordance with an embodiment of the present invention;

FIG. 2 is a second overall view provided in accordance with an embodiment of the present invention;

FIG. 3 is a cross-sectional view of the overall structure provided by an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a needle unit provided in an embodiment of the present invention;

FIG. 5 is a schematic structural view of a syringe unit according to an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a protection unit according to an embodiment of the present invention.

Icon: a needle unit 1; microneedles 11; a needle holder 12; a retainer ring 13; a cylinder unit 2; a drug solution cartridge 21; a pushing plate 22; a push-pull rod 23; a push-pull plate 24; a guide frame 25; side plates 26; a guard unit 3; a protective sheath 31; a protective bottom cover 32; waterproof paper 33.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, refer to an orientation or positional relationship illustrated in the drawings for convenience in describing the present application and to simplify description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present application.

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 application, the meaning of a plurality of or a plurality of is two or more unless specifically limited otherwise.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for understanding and reading the contents disclosed in the specification, and are not used for limiting the conditions that the present application can implement, so the present invention has no technical significance, and any structural modification, ratio relationship change or size adjustment should still fall within the scope of the technical content disclosed in the present application without affecting the efficacy and the achievable purpose of the present application. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present application, and changes or modifications in the relative relationship may be made without substantial technical changes.

The utility model is described in further detail below with reference to figures 1-6.

A dermal mesoderm injection needle comprising:

the needle unit 1, the needle unit 1 includes installing the needle bar 12 of the polyrhizal microneedle 11 and installing the retaining ring 13 on the needle bar 12, the retaining ring 13 locates at the outside of the annular concrete chute of the needle bar 12;

a syringe unit 2 connected with the injection cavity of the needle holder 12 to deliver the injection liquid into the needle holder 12 and inject it through the plurality of microneedles 11;

the protection unit 3 comprises a protection sleeve 31 with one end in threaded fit with the baffle ring 13 and a protection bottom cover 32 arranged at the other end of the protection sleeve 31, and the protection sleeve 31 can be accommodated in the annular sliding groove of the needle seat 12; the protective bottom cover 32 is provided with an outlet hole which is in sliding fit with the microneedles 11.

The skin mesoderm injection needle is used for beauty and plastic surgery, a plurality of micro-needles 11 are positioned on the inner side of a protection unit 3 in an unused state, when the skin mesoderm injection needle is used, the protection unit 3 needs to be rotated to change the contact position of a protection sleeve 31 and a baffle ring 13, the protection sleeve 31 is controlled to be retracted into an annular sliding groove of a needle base 12, so that the micro-needles 11 can penetrate out of a plurality of penetrating holes of a protection bottom cover 32, the injection depth can be accurately controlled by adjusting the length of the micro-needles 11 penetrating out of the penetrating holes, a more accurate injection effect is achieved, deviation caused by shaking of hands or low injection level of a user is reduced, and when injection is performed, the needle cylinder unit 2 is controlled to press liquid medicine in the needle base 12 and inject the liquid medicine into skin mesoderm through the micro-needles 11 on the needle base 12; the protection unit 3 can also protect the microneedles 11, so that the microneedles 11 can be prevented from damaging or stabbing a user before use, the microneedles 11 can be prevented from contacting with the outside air before use, and the sanitation of the microneedles 11 during injection is improved; in addition, the exit hole on the protection bottom cap 32 can also be used for carrying out the straightness to many micropins 11 and detect, prevents that the fine needle quality control is unqualified or the later stage from receiving to damage and taking place to buckle, security when improving cosmetic plastic surgery.

The needle base 12 is provided with a screwing rotating block, and the screwing rotating block and the baffle ring 13 are positioned at two ends of the needle base 12. The rotary block is screwed to facilitate the disassembly or assembly of the needle holder 12, and a sealing gasket can be arranged in the injection cavity of the needle holder 12 to improve the stability of the connection with the needle cylinder unit 2.

One end of the protecting sleeve 31 is provided with a sliding ring, the sliding ring slides in the annular sliding groove of the needle base 12, and the outer diameter of the sliding ring is larger than the inner diameter of the retaining ring 13. Due to the arrangement of the sliding ring, the protective sleeve 31 cannot be separated from the needle base 12, the microneedle 11 is controlled to be retracted into the protective bottom cover 32 and the protective sleeve 31 after the microneedle is used conveniently, and the probability of stabbing recovery personnel in the post-processing process is reduced.

And a tensioning spring is arranged in the annular sliding chute and is positioned between the sliding ring and the inner side surface of the annular sliding chute. The setting of tensioning spring can improve the stability behind the lag tube 31 position control, is favorable to improving the injection accuracy, prevents that lag tube 31 is not hard up.

And waterproof puncture paper 33 is arranged in the through hole to seal the through hole. After the micro-needle 11 pierces the waterproof piercing paper 33, the product is a waste product, secondary use is prevented, and the risk of cross infection is reduced.

A plurality of rotating shifting blocks are uniformly arranged on the outer side of the protective bottom cover 32. The setting of the rotation shifting block improves the convenience of the rotation protection unit 3 for controlling the rotation protection unit.

The needle cylinder unit 2 comprises a liquid medicine cylinder 21 which is hermetically inserted into the injection cavity of the needle base 12, a pushing plate 22 which is hermetically and slidably arranged in the liquid medicine cylinder 21, a push-pull rod 23 with one end arranged at the center of the pushing plate 22 and a push-pull plate 24 arranged at the other end of the push-pull rod 23; the liquid medicine barrel 21 is provided with a guide frame 25, and the center of the guide frame 25 is provided with a guide hole in sliding fit with the push-pull rod 23; the drug liquid cylinder 21 is provided with a side plate 26 which is arranged opposite to the push-pull plate 24. The push-pull plate 24 is pushed and pulled, so that the push-pull rod 23 is controlled to drive the push-pull disc 22 to slide in the liquid medicine barrel 21, and liquid medicine can be conveniently extracted and injected; the guide frame 25 can improve the stability of the push-pull rod 23 for controlling the motion of the push-pull disc 22, improve the stability of injection and ensure the injection effect.

Nine microneedles 11 are arranged, and the nine microneedles 11 are distributed on the needle base 12 in a nine-grid shape.

The principle is as follows: the skin mesoderm injection needle is used for beauty and plastic surgery, a plurality of micro-needles 11 are positioned on the inner side of a protection unit 3 in an unused state, when the skin mesoderm injection needle is used, the protection unit 3 needs to be rotated to change the contact position of a protection sleeve 31 and a baffle ring 13, the protection sleeve 31 is controlled to be retracted into an annular sliding groove of a needle base 12, so that the micro-needles 11 can penetrate out of a plurality of penetrating holes of a protection bottom cover 32, the injection depth can be accurately controlled by adjusting the length of the micro-needles 11 penetrating out of the penetrating holes, a more accurate injection effect is achieved, deviation caused by shaking of hands or low injection level of a user is reduced, and when injection is performed, the needle cylinder unit 2 is controlled to press liquid medicine in the needle base 12 and inject the liquid medicine into skin mesoderm through the micro-needles 11 on the needle base 12; the protection unit 3 can also protect the microneedles 11, so that the microneedles 11 can be prevented from damaging or stabbing a user before use, the microneedles 11 can be prevented from contacting with the outside air before use, and the sanitation of the microneedles 11 during injection is improved; in addition, the exit hole on the protection bottom cap 32 can also be used for carrying out the straightness to many micropins 11 and detect, prevents that the fine needle quality control is unqualified or the later stage from receiving to damage and taking place to buckle, security when improving cosmetic plastic surgery.

The embodiments are described in a progressive manner in the specification, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.

It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Claims

1. A dermal mesoderm injection needle, comprising:

the needle head unit (1), the needle head unit (1) includes the needle file (12) equipped with many micropins (11) and installs the retaining ring (13) on the needle file (12), the retaining ring (13) locates at the outside of the annular concrete chute of the needle file (12);

the syringe unit (2) is connected with the injection cavity of the needle seat (12) so as to convey the injection liquid into the needle seat (12) and inject the injection liquid through a plurality of micro-needles (11);

the protection unit (3) comprises a protection sleeve (31) and a protection bottom cover (32), one end of the protection sleeve is in threaded fit with the baffle ring (13), the protection bottom cover (32) is arranged at the other end of the protection sleeve (31), and the protection sleeve (31) can be accommodated into the annular sliding groove of the needle base (12); the protective bottom cover (32) is provided with a through hole which is in sliding fit with the micro-needles (11).

2. A skin mesoderm injection needle according to claim 1, wherein the needle holder (12) is provided with a twist turning block, and the twist turning block and the retaining ring (13) are located at both ends of the needle holder (12).

3. A skin mesoderm injection needle according to claim 1, characterized in that one end of the protective sheath (31) is provided with a sliding ring, which slides in an annular sliding groove of the needle holder (12), the outer diameter of the sliding ring being larger than the inner diameter of the retaining ring (13).

4. A dermal mesoderm injection needle according to claim 3, characterized in that a tension spring is provided in the annular slide groove, the tension spring being located between the slide ring and an inner side surface of the annular slide groove.

5. A skin mesoderm injection needle according to claim 1, wherein a waterproof piercing paper (33) is provided in the exit hole to close the exit hole.

6. A skin mesoderm injection needle according to claim 1, wherein a plurality of rotary knobs are provided evenly on the outside of the protective bottom cap (32).

7. A skin mesoderm injection needle according to claim 1, wherein the cylinder unit (2) comprises a cartridge (21) sealingly inserted into the injection cavity of the needle holder (12), a pushing plate (22) sealingly sliding in the cartridge (21), a pushing rod (23) having one end mounted at the center of the pushing plate (22), and a pushing plate (24) mounted at the other end of the pushing rod (23); a guide frame (25) is arranged on the liquid medicine barrel (21), and a guide hole in sliding fit with the push-pull rod (23) is formed in the center of the guide frame (25); the liquid medicine barrel (21) is provided with a side plate (26) which is arranged opposite to the push-pull plate (24).

8. A skin mesoderm injection needle according to claim 1, wherein nine microneedles (11) are provided, and nine microneedles (11) are distributed on the needle base (12) in a nine-grid pattern.