CN219148988U - Negative pressure beauty micro-needle shell and negative pressure beauty micro-needle - Google Patents

Abstract

The application discloses a negative pressure cosmetic microneedle shell and a negative pressure cosmetic microneedle. The negative pressure cosmetic microneedle housing is adapted to be quickly and stably connected to a flexible tube of an external negative pressure generator. The negative pressure beauty microneedle shell comprises a shell body, an air duct and an anti-falling structure. The shell forms an injection channel, the shell is provided with a baffle inside the injection channel, the baffle divides the injection channel into two chambers, a plurality of through holes are formed in the baffle, the through holes are communicated with the two chambers, and a plurality of pinholes are further formed in the baffle. The air duct is arranged outside the shell and communicated with the injection channel, and the other end of the air duct is communicated with the flexible tube of the negative pressure generator. The anti-falling structure comprises at least one barb portion, and the barb portion is arranged on the outer wall of the air duct so that when the flexible pipe is sleeved outside the air duct, the inner wall of the flexible pipe is in contact with the barb portion.

Description

Negative pressure beauty micro-needle shell and negative pressure beauty micro-needle

Technical Field

The utility model relates to the technical field of medical instruments, in particular to an anti-falling negative pressure beauty microneedle shell and a negative pressure beauty microneedle.

Background

The skin of a human body gradually loses substances such as collagen with age, and the skin becomes dark yellow or dry, and wrinkles and color spots are generated. In order to slow down the aging of the skin, people can inject skin repair liquid such as hyaluronic acid or collagen into the skin to delay the aging of the skin, thereby playing a role in protecting the skin.

The existing negative pressure beauty micro needle forms a negative pressure groove, a needle head is arranged in the negative pressure groove, a notch of the negative pressure groove is attached to the skin of a human body, and negative pressure is formed in the negative pressure groove through an external negative pressure generator, so that the skin of the human body is sucked to be contacted with the needle head, and repairing liquid in the needle head is injected into the skin, so that the skin is repaired by the aid of the repairing liquid. The existing negative pressure beauty micro-needle is unstable in connection with an external negative pressure generator, so that the negative pressure beauty micro-needle is easy to separate from the external negative pressure generator, inconvenience is brought to the use of the negative pressure beauty micro-needle, and normal operation of skin repair is affected.

Disclosure of Invention

The utility model provides a negative pressure beauty micro-needle shell and a negative pressure beauty micro-needle, wherein the anti-drop structure is suitable for improving the stability of the flexible pipe after being connected with an air duct and ensuring the stable connection of the negative pressure beauty micro-needle shell and a negative pressure generator.

An advantage of the present utility model is to provide a negative pressure cosmetic microneedle housing and a negative pressure cosmetic microneedle in which an air duct is connected to a lower chamber, the air duct being capable of sucking the lower chamber also to a negative pressure, thereby ensuring that a needle is stably fixed to a boss.

To achieve at least one of the above advantages, the present utility model provides a negative pressure cosmetic microneedle housing adapted to be rapidly and stably connected to a flexible tube of an external negative pressure generator, the negative pressure cosmetic microneedle housing comprising:

the injection device comprises a shell, a plurality of through holes, a plurality of needle holes and a plurality of needle holes, wherein the shell forms an injection channel, the shell is internally provided with a baffle plate which divides the injection channel into two chambers, the baffle plate is provided with the plurality of through holes, the through holes are communicated with the two chambers, and the baffle plate is also provided with the plurality of needle holes;

the air duct is arranged outside the shell and communicated with the injection channel, and the other end of the air duct is communicated with the flexible pipe of the negative pressure generator; and

the anti-falling structure comprises at least one barb portion, wherein the barb portion is arranged on the outer wall of the air duct, so that when the flexible pipe is sleeved outside the air duct, the inner wall of the flexible pipe is in contact with the barb portion.

According to one embodiment of the utility model, the number of the barb portions is one, the barb portions are annularly sleeved on the outer wall of the air duct, and the barb portions are close to the pipe orifice of the air duct.

According to an embodiment of the present utility model, the outer wall of the barb portion is conical and has a thinner outer diameter end, and the thinner end of the barb portion is close to the orifice of the airway tube.

According to an embodiment of the utility model, the outer wall of the barb portion is provided with a number of barbs.

According to an embodiment of the present utility model, the number of the barb portions is two, and the two barb portions are provided at intervals on the outer wall of the airway tube in the axial direction of the airway tube.

According to an embodiment of the utility model, the two chambers are defined as an upper chamber and a lower chamber, respectively, the air duct being in communication with the lower chamber.

According to an embodiment of the utility model, the baffle plate protrudes axially along the housing to form a plurality of bosses extending to the upper chamber, and each boss is provided with the needle hole axially along the injection channel.

According to one embodiment of the utility model, the housing expands radially outwardly at the bottom of the lower chamber to form a receptacle.

According to an embodiment of the utility model, the cross section of the lower chamber is arranged non-circular.

To achieve at least one of the above advantages, the present utility model provides a negative pressure cosmetic microneedle comprising:

a negative pressure cosmetic microneedle housing as described in the above embodiments;

the liquid injection pipe is movably inserted into the lower cavity along the axial direction of the injection channel, and is matched with the lower cavity so that the liquid injection pipe can seal the lower cavity, and the other end of the liquid injection pipe is communicated with a container filled with repairing liquid; and

the needle heads are arranged at one end of the liquid injection pipe, which is positioned in the lower cavity, and are communicated with the liquid injection pipe.

Drawings

Fig. 1 shows a schematic structural view of a negative pressure cosmetic microneedle housing according to the present utility model.

Fig. 2 shows a top view of the negative pressure cosmetic microneedle housing of the present utility model.

Figure 3 shows a cross-sectional perspective view of the negative pressure cosmetic microneedle housing of the present utility model along the direction A-A of figure 2.

Fig. 4 shows a cross-sectional view of the negative pressure cosmetic microneedle housing of the present utility model along the direction A-A in fig. 2.

Detailed Description

The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art. The basic principles of the utility model defined in the following description may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the utility model.

It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms should not be construed as limiting the present utility model.

It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.

Referring to fig. 1 to 4, a negative pressure cosmetic microneedle housing according to a preferred embodiment of the present utility model will be described in detail below. The negative pressure cosmetic microneedle housing is adapted to be quickly and stably connected to an external negative pressure generator-flexible tube, which is appropriately deformable. The negative pressure cosmetic microneedle housing comprises a housing 10, an anti-falling structure 20 and an air duct 30.

The housing 10 forms an injection channel 101, a partition plate 11 is radially arranged in the injection channel 101 in the housing 10, the partition plate 11 divides the injection channel 101 into two chambers, the partition plate 11 is provided with a plurality of through holes 1101, the through holes 1101 are communicated with the two chambers, the partition plate 11 is further provided with a plurality of pinholes 1201, and each pinhole 1201 is used for a needle to pass through.

The air duct 30 is disposed outside the housing 10 and is in communication with the injection passage 101, and the other end of the air duct 30 is in communication with the flexible tube 900 of the negative pressure generator, so that the negative pressure generator can suck the inside of the injection passage 101 as a negative pressure.

The anti-falling structure 20 comprises at least one barb portion 21, the barb portion 21 is arranged on the outer wall of the air duct 30, so that when the flexible tube 900 is sleeved outside the air duct 30, the flexible tube 900 deforms, the inner wall of the flexible tube 900 can cover the barb portion 21, and therefore the barb portion 21 can increase the friction force between the flexible tube 900 and the air duct 30, and the stability after connection of the two is increased.

When the negative pressure cosmetic microneedle housing is used, the anti-falling structure 20 can improve the stability of the connection between the flexible tube 900 of the negative pressure generator and the housing 10, and can ensure that the injection channel 101 is sucked into negative pressure by the negative pressure generator, so as to ensure the normal use of the negative pressure cosmetic microneedle housing.

Specifically, the number of the barb portions 21 is implemented as one, the barb portions 21 are annularly sleeved on the outer wall of the air duct 30, and the barb portions 21 are close to the orifice of the air duct 30. Since the barb portion 21 is close to the orifice of the air duct 30, when the flexible tube 900 is sleeved outside the air duct 30, the barb portion 21 is ensured to be in contact with the outer wall of the flexible tube 900, so that the stability of connection between the flexible tube 900 and the air duct 30 is improved.

Preferably, the outer wall of the barb 21 is conical and has a thinner outer diameter end, and the thinner end of the barb 21 is adjacent to the orifice of the airway tube 30. When the flexible tube 900 is sleeved on the outer wall of the air duct 30, the flexible tube 900 can be smoothly sleeved on the outer portion of the air duct 30 through the thinner end of the barb portion 21, so that the flexible tube 900 can be ensured to be sleeved on the outer wall of the air duct 30.

It is further preferred that the outer wall of the barb portion 21 is provided with a plurality of barbs, that is, the conical inclined surface of the barb portion 21 is provided with a plurality of barbs, that is, the barb portion 21 contacts the flexible tube 900 through the conical inclined surface provided with barbs, so as to further improve the stability of the flexible tube 900 after being connected with the air duct 30. The barbs may be embodied in particular as triangular blocks, and the hypotenuse of the barbed triangular blocks is in contact with the inner wall of the flexible tube 900, thereby preventing the flexible tube 900 from falling out of the barb 21.

The number of the barb portions 21 is two, the two barb portions 21 are disposed on the outer wall of the air duct 30 at intervals along the axial direction of the air duct 30, and when the flexible tube 900 is sleeved outside the air duct 30, the flexible tube 900 contacts with the two barb portions 21, so that the connection stability of the flexible tube 900 and the air duct 30 can be improved.

Since the two barb portions 21 are disposed on the outer wall of the air duct 30 at intervals, in order to further prevent the flexible tube 900 from falling off from the air duct 30, a clip may be sleeved on the outer wall of the flexible tube 900, and the position of the clip is located between the two barb portions 21, so that the flexible tube 900 can be further prevented from falling off from the outside of the air duct 30. In particular, the clip may be embodied as an elastic sleeve, such as a rubber band. The elastic sleeve is sleeved outside the air duct 30 on one side close to the shell 10 in advance, the flexible tube 900 is sleeved outside the air duct 30, and finally the elastic sleeve is moved and stretched, so that the elastic sleeve is sleeved outside the flexible sleeve 900 and is positioned between the two barb portions 21.

In a variant embodiment of the present utility model, the number of the barbs 21 is two, and the two barbs 21 are disposed on the outer wall of the air duct 30 at intervals along the axial direction of the air duct 30, and the outer diameter of one barb 21 near the mouth of the air duct 30 is smaller than the outer diameter of the other barb 21 far from the mouth of the air duct 30. In other words, the outer diameter of the barb 21 gradually increases from the orifice of the air duct 30 to the direction approaching the housing 10. When the flexible tube 900 is sleeved outside the air duct 30, friction force is provided to the flexible tube 900 by the two barb portions 21 with different outer diameters, so that the flexible tube 900 is stably fixed outside the air duct 30.

The two chambers are defined as an upper chamber 102 and a lower chamber 103, respectively, and the air duct 30 communicates with the lower chamber 103.

The baffle 11 protrudes axially along the housing 10 to form a plurality of bosses 12 extending to the upper chamber 102, each boss 12 is provided with a needle hole 1201 along the axial direction of the injection channel 101, and the needle hole 1201 is used for a needle penetrating the skin of a human body to pass through.

The housing 10 expands radially outwardly at the bottom of the lower chamber 103, forming a receptacle 13 at the bottom of the lower chamber 103.

The utility model also provides a negative pressure beauty micro-needle, which comprises the negative pressure beauty micro-needle shell, a liquid injection pipe and a plurality of needles.

The needles are arranged on the liquid injection pipe and are communicated with the liquid injection pipe.

The injection pipe is provided with the syringe needle one end along the axial of injection passageway 101 movably peg graft in lower cavity 103, and the injection pipe with lower cavity 103 looks adaptation, so that the injection pipe can seal the lower half of cavity 103 down, the other end and the container that is equipped with the repair liquid of injection pipe communicate, through the injection pipe with the syringe needle can with the repair liquid pours into human skin into. When the filling pipe is inserted into the lower chamber 103, the plurality of needles are also inserted into the plurality of pinholes 1201 in the boss 12.

Specifically, as shown in fig. 4, the injection tube and the needle are inserted into the negative pressure cosmetic microneedle housing, the bottom of the lower chamber 103 is sealed by the injection tube, when the negative pressure generator works and the upper chamber 102 is attached to the skin of the human body, the lower chamber 103 and the interior of the upper chamber 102 are both sucked into negative pressure by the negative pressure generator, at this time, the injection tube is adsorbed to move the needle into the needle hole 1201, and the needle protrudes out of the boss 12. Meanwhile, since the inside of the upper chamber 102 is also negative pressure, the human skin is also sucked into the inside of the upper chamber 102 and contacts the top surface of the boss 12, and the human skin is pierced by the needle, so that the repair liquid in the liquid injection tube can be injected into the human skin through the needle. As will be appreciated by those skilled in the art, when the negative pressure generator is in operation, the interior of the lower chamber 103 and the upper chamber 102 are both negative pressure, so that the human skin and the needle can move relatively, and the needle can be ensured to penetrate the human skin.

It should be noted that, because the air duct 30 is communicated with the lower chamber 103, when the negative pressure generator works, the lower chamber 103 is also sucked to a negative pressure state, so that the liquid injection tube moves to the needle head to be inserted into the needle hole 1201, and the needle head is stably fixed on the boss 12 by adopting a mode of absorbing the liquid injection tube by negative pressure, so as to ensure that the needle head can stably puncture the skin of a human body. In addition, when the negative pressure generator is stopped, the upper chamber 102 and the lower chamber 103 are simultaneously restored to the atmospheric pressure, and the human skin moves out of the upper chamber 102 due to its elasticity to stop the contact with the needle.

Specifically, the cross section of the lower chamber 103 is configured to be non-circular, so that the filling pipe cannot rotate in the lower chamber 103 when the filling pipe is inserted into the lower chamber 103, thereby ensuring that a plurality of needles are stably inserted into the needle hole 1201. As shown in particular in fig. 2, the cross section of the lower chamber 103 is embodied as a hexagon. Likewise, the cross-section of the lower chamber 103 may also be implemented as polygonal, semi-circular or elliptical.

The housing 10 expands radially outwardly at the bottom of the lower chamber 103, forming a receptacle 13 at the bottom of the lower chamber 103. The outer wall of the liquid injection pipe is provided with a stop corresponding to the receiving part 13. When the lower chamber 103 is sucked to a vacuum state by the negative pressure generator, the liquid injection pipe is abutted against the bearing part 13 of the lower chamber 103 through the stop block on the outer wall of the liquid injection pipe, and one end of the liquid injection pipe positioned in the lower chamber 103 is not directly contacted with the partition plate 11, so that the negative pressure generator can continuously suck the upper chamber 102 and the lower chamber 103 into negative pressure through the air duct 30, and human skin can be sucked into the upper chamber 102.

It will be appreciated by persons skilled in the art that the embodiments of the utility model described above and shown in the drawings are by way of example only and are not limiting. The advantages of the present utility model have been fully and effectively realized. The functional and structural principles of the present utility model have been shown and described in the examples and embodiments of the utility model may be modified or practiced without departing from the principles described.

Claims (10)

1. A negative pressure cosmetic microneedle housing adapted to be rapidly and stably connected to a flexible tube of an external negative pressure generator, the negative pressure cosmetic microneedle housing comprising:

the injection device comprises a shell, a plurality of through holes, a plurality of needle holes and a plurality of needle holes, wherein the shell forms an injection channel, the shell is internally provided with a baffle plate which divides the injection channel into two chambers, the baffle plate is provided with the plurality of through holes, the through holes are communicated with the two chambers, and the baffle plate is also provided with the plurality of needle holes;

the air duct is arranged outside the shell and communicated with the injection channel, and the other end of the air duct is communicated with the flexible pipe of the negative pressure generator; and

the anti-falling structure comprises at least one barb portion, wherein the barb portion is arranged on the outer wall of the air duct, so that when the flexible pipe is sleeved outside the air duct, the inner wall of the flexible pipe is in contact with the barb portion.

2. The negative pressure cosmetic microneedle housing according to claim 1, wherein the number of the barb portions is implemented as one, the barb portions are annularly sleeved on the outer wall of the airway tube, and the barb portions are close to the orifice of the airway tube.

3. The negative pressure cosmetic microneedle housing of claim 2, wherein the outer wall of the barb portion is conical and has a thinner outer diameter end, and the thinner end of the barb portion is adjacent to the orifice of the airway tube.

4. The negative pressure cosmetic microneedle housing of claim 3, wherein the outer wall of the barb portion is provided with a plurality of barbs.

5. The negative pressure cosmetic microneedle housing according to claim 1, wherein the number of the barb portions is implemented as two, and two of the barb portions are provided at intervals to an outer wall of the airway tube in an axial direction of the airway tube.

6. The negative pressure cosmetic microneedle housing of claim 1, wherein two of said chambers are defined as an upper chamber and a lower chamber, respectively, said airway tube communicating with said lower chamber.

7. The negative pressure cosmetic microneedle housing of claim 6, wherein said separator protrudes axially along said housing forming a plurality of bosses extending to said upper chamber, each of said bosses defining said needle aperture axially of said injection channel.

8. The negative pressure cosmetic microneedle housing of claim 7, wherein said housing expands radially outwardly at the bottom of said lower chamber to form a receptacle.

9. The negative pressure cosmetic microneedle housing of claim 8, wherein a cross-section of the lower chamber is configured to be non-circular.

10. The cosmetic microneedle of negative pressure, its characterized in that, the cosmetic microneedle of negative pressure includes:

the negative pressure cosmetic microneedle housing of any one of the preceding claims 6 to 9;

the liquid injection pipe is movably inserted into the lower cavity along the axial direction of the injection channel, and is matched with the lower cavity so that the liquid injection pipe can seal the lower cavity, and the other end of the liquid injection pipe is communicated with a container filled with repairing liquid; and

the needle heads are arranged at one end of the liquid injection pipe, which is positioned in the lower cavity, and are communicated with the liquid injection pipe.

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