CN209997020U

CN209997020U - novel microneedle assembly

Info

Publication number: CN209997020U
Application number: CN201822123624.9U
Authority: CN
Inventors: 何坛明
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-17
Filing date: 2018-12-17
Publication date: 2020-01-31
Anticipated expiration: 2028-12-17

Abstract

The utility model relates to a medical treatment beauty apparatus technical field, concretely relates to novel micropin subassemblies, including the chamber barrel, be connected with outer tooth chamber section of thick bamboo on the barrel of chamber, the push rod has been cup jointed in the outer tooth chamber section of thick bamboo, the sleeve has in the chamber barrel, the sleeve with the push rod joint, the sleeve is kept away from the end and the base swing joint of push rod, be equipped with the wafer on the base, a plurality of micropins have on the wafer, replaced traditional style structure, and simple structure, stability, be convenient for installation and dismantlement, the equipment is simple and easy, anti deformability is good, prevents the emergence of trouble, and compound semiconductor material is chooseed for use to the wafer, replaces the steel needle that uses in the past, avoids causing skin to have the mar, and under the cooperation of different degree of depth scales, simultaneously under the helping hand-propelled of micropin, the needle body reaches only to pierce through the stratum corneum, and does not get into skin corium, the degree of penetration.

Description

novel microneedle assembly

Technical Field

The utility model relates to the technical field of medical cosmetic instruments, concretely relates to novel micropin subassemblies.

Background

At present, electric microneedles are arranged on the market, the structure of the electric microneedles mainly comprises a shell, a microneedle assembly and a driving mechanism, the microneedle assembly comprises a fixed seat, a movable seat and a push rod, when the electric microneedles are used, the driving mechanism pushes the push rod to move downwards through a driving arm, the movable seat connected with the push rod is driven to move downwards synchronously, and the microneedles at the bottom end of the movable seat pierce the stratum corneum to help the nutrients to permeate efficiently.

The micro-needle is characterized in that a movable seat is formed by separately assembling a convex edge part and a cylinder body, the movable seat is easy to obliquely joint or separate, the assembly is time-consuming and labor-consuming, the deformation resistance is poor, the micro-needle is easy to obliquely act on skin, the micro-needle is uneven in penetrating depth, the dermis layer can be punctured if the micro-needle is too deep, and the stratum corneum cannot be penetrated if the micro-needle is too shallow, so that nutrient substances cannot reach a target part, a groove edge in a fixed seat and a convex edge on the movable seat are in concave-convex fit with each other, the movable seat is easy to be clamped in the moving process due to the fact that the height of the groove edge and the convex edge is 5 mm and the matching stroke is short, the failure rate is high, a steel needle is adopted like the micro-needle , the diameter of the needle is 0.07-0.2 mm, pain, bleeding or scratches are caused during the use, a anesthetic needs to be recovered in about weeks after the use, and the effective height of the needle is 0.25, 0.5, 1.0..

However, the existing microneedle structure is complex in structure, basically has an body structure, is easy to break and clamp to cause failure, is inconvenient to operate, makes it difficult for an operator to grasp the penetrating depth of the microneedle, and cannot guarantee safety.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing novel micropin subassemblies to solve at least of the above-mentioned defect that the prior art exists.

In order to achieve the purpose, the utility model provides an novel micropin subassemblies, including the chamber barrel, be connected with outer tooth chamber section of thick bamboo on the chamber barrel, outer tooth chamber section of thick bamboo endotheca has the push rod, the chamber barrel has the sleeve in, the sleeve with the push rod joint, the end that the sleeve was kept away from the push rod is connected with base swing joint, be equipped with the wafer on the base, have a plurality of micropins on the wafer.

The utility model discloses a go into step improvements, the buckle has on the push rod, be equipped with the draw-in groove with buckle looks adaptation on the sleeve.

The utility model discloses a go into step improvements, be equipped with the locating part on the push rod, just the spring has been cup jointed on the push rod.

The utility model discloses a go into step improvements, the base with wafer fixed connection.

The utility model discloses a go into step improvements, the waterproof silica gel cover has been cup jointed on the push rod.

The utility model discloses a go forward step improvement, the chamber barrel is close to end of wafer is opened has annotates the liquid hole.

The utility model discloses a go forward step improvements, the chamber barrel with outer tooth chamber section of thick bamboo body shaping.

To sum up, the utility model discloses following beneficial effect has:

this kind of novel micropin subassembly, including the chamber barrel, be connected with an outer tooth chamber section of thick bamboo on the barrel of chamber, outer tooth chamber section of thick bamboo endotheca has connect the push rod, the sleeve has in the chamber barrel, the sleeve with the push rod joint, the sleeve is kept away from end and the base swing joint of push rod, be equipped with the wafer on the base, a plurality of micropins have been had on the wafer, replaced traditional style structure, and simple structure, stability, be convenient for installation and dismantlement, the equipment is simple and easy, anti deformability is good, prevents the emergence of trouble, and compound semiconductor material is chooseed for use to the wafer, replaces the steel needle that uses in the past, avoids causing skin to have the mar, under the helping hand of micropin, reaches simultaneously and only pierces through the stratum corneum, and the needle body does not get into skin corium, the depth of piercing of the micropin that can relax to reach painlessly, do not.

The invention is described in further with reference to the figures and the embodiments of the specification.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of the explosion structure of the present invention.

Fig. 3 is an enlarged schematic view of the area a of the present invention.

Fig. 4 is a schematic view of a partial structure of the present invention.

In the drawings: 1. a chamber cylinder; 2. a push rod; 3. a spring; 4. an outer dental cavity cylinder; 5. a sleeve; 6. a base; 7. a wafer; 8. buckling; 9. a liquid injection hole; 10. a waterproof silica gel sleeve; 11. a limiting member; 12. a clamping groove.

Detailed Description

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

Referring to fig. 1-4, the utility model discloses an novel micropin subassemblies, including chamber barrel 1, be connected with outer tooth chamber section of thick bamboo 4 on the chamber barrel 1, cup jointed push rod 2 in the outer tooth chamber section of thick bamboo 4, have sleeve 5 in the chamber barrel 1, sleeve 5 and push rod 2 joint, end and the base 6 swing joint of push rod 2 are kept away from to sleeve 5, are equipped with wafer 7 on the base 6, have a plurality of micropins on the wafer 7.

The push rod 2 is provided with a buckle 8, the sleeve 5 is provided with a clamping groove 12 matched with the buckle 8, the push rod 2 is provided with a limiting piece 11, the limiting piece 11 can limit the spring 3 to prevent the spring from moving, in addition, , the limiting piece 11 can be clamped at the inner opening of the outer tooth cavity barrel 4, the push rod 2 is prevented from popping out of the outer tooth cavity barrel 4 when in use, is used for limiting, the push rod 2 is sleeved with the spring 3, the base 6 is fixedly connected with the wafer 7, the push rod 2 is sleeved with a waterproof silica gel sleeve 10, the waterproof silica gel sleeve 10 is sleeved on the outer tooth cavity barrel 4, when in pressing, the waterproof silica gel sleeve 10 can slide on the outer tooth cavity barrel 4 in a telescopic mode, the end, close to the wafer 7, of the cavity barrel 1 is provided with a liquid injection hole 9, and the cavity barrel 1 and the outer tooth cavity barrel 4 are formed.

In the embodiment, firstly, the waterproof silica gel sleeve 10 is fixed with the push rod 2, then the spring 3 is sleeved into the push rod 2, the spring 3 is limited through the limiting piece 11 to prevent the spring from moving, then the push rod 2 penetrates into the cavity barrel 1 to be clamped with the sleeve 5, wherein the sleeve 5 is detachably connected with the base 6, and secondly, after the micro-needle assembly is used, the micro-needle assembly is only required to be detached from the shell of the electric micro-needle, new micro-needle assemblies are replaced, the structure is simple and stable, the micro-needle assembly is convenient to mount and dismount, the assembly is simple and easy, the deformation resistance is good, and the occurrence of faults is prevented.

When the device is used, the push rod 2 is pushed by pressing with hands or other driving to move downwards, the sleeve 5 and the base 6 are driven to synchronously move downwards, the cavity cylinder 1 is attached to the surface of skin, the micro-needle at the bottom end of the base 6 extends out of the cavity cylinder 1 and vertically acts on the stratum corneum of the skin to pierce the epidermis to provide a penetration channel for a cosmetic product, and at the moment, the spring 3 is compressed; after finishing the acupuncture work, the push rod 2 stops pushing, the push rod 2 resets under the action of the spring 3, and the micro-needle retracts into the cavity barrel 1.

Wherein, the cavity cylinder body 1 is provided with a liquid injection hole 9, when in liquid injection, the liquid is penetrated into the base 6 through the liquid injection hole 9 to lead the liquid to the wafer 7 and then to the needle body, thereby leading the liquid into the needle body quickly.

To sum up, this kind of novel micropin subassembly has replaced traditional style of a body structure, and simple structure, stability, be convenient for installation and dismantlement, the equipment is simple and easy, anti deformability is good, prevent the emergence of trouble, and compound semiconductor material is chooseed for use to wafer 7, replace the steel needle that uses in the past, avoid causing skin to have the mar, in the cooperation of different degree of depth scales, simultaneously under the helping hand of micropin, the needle body reaches only pierces through the stratum corneum, and does not get into skin corium, the depth of pricking of assurance micropin that can relax, thereby reach painlessly, do not bleed, need not the effect of anesthesia.

In the present disclosure, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like shall be construed to be , for example, as being fixedly connected, detachably connected, or in a body, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, interconnected between two elements, or a relationship between two elements.

It is to be understood that the embodiments described are merely some of the embodiments of the present invention, rather than all embodiments, and that other embodiments obtained by those skilled in the art without inventive faculty are within the scope of the present invention.

The above embodiments are only used for describing the present invention by advancing steps, which cannot be understood as limiting the protection scope of the present invention, and the technical engineers in the field are right according to the contents of the above utility model, and the improvement and adjustment of which are not essential all fall into the protection scope of the present invention.

Claims

The utility model provides a novel micropin subassembly, including chamber barrel (1), its characterized in that be connected with outer tooth chamber section of thick bamboo (4) on chamber barrel (1), push rod (2) have been cup jointed in outer tooth chamber section of thick bamboo (4), sleeve (5) have in chamber barrel (1), sleeve (5) with push rod (2) joint, end and base (6) swing joint that push rod (2) were kept away from in sleeve (5), be equipped with wafer (7) on base (6), a plurality of micropins have on wafer (7).
2. The novel microneedle assembly according to claim 1, wherein the push rod (2) has a buckle (8), and the sleeve (5) has a slot (12) adapted to the buckle (8).
3. The novel microneedle assembly according to claim 1, wherein a stopper (11) is disposed on the push rod (2), and a spring (3) is sleeved on the push rod (2).
4. The novel microneedle assembly according to claim 1, wherein the base (6) is fixedly attached to the wafer (7).
5. The novel microneedle assembly according to claim 1, wherein a waterproof silicone sleeve (10) is sleeved on the push rod (2).
6. The novel microneedle assembly according to claim 1, wherein a liquid injection hole (9) is formed at the end of the chamber cylinder (1) near the wafer (7).
7. The novel microneedle assembly according to claim 1, wherein the cavity cylinder (1) is molded with the external tooth cavity cylinder (4) .