CN217938336U

CN217938336U - Guide needle

Info

Publication number: CN217938336U
Application number: CN202221468528.8U
Authority: CN
Inventors: 王英杰
Original assignee: Beijing Yimeier Changdao Medical Beauty Clinic Co ltd
Current assignee: Beijing Yimeier Changdao Medical Beauty Clinic Co ltd
Priority date: 2022-06-13
Filing date: 2022-06-13
Publication date: 2022-12-02
Anticipated expiration: 2032-06-13

Abstract

The utility model discloses a guide needle, which comprises a needle body and a handle; the tail end of the needle body is inserted into the handle, and the needle body is arranged in a hollow mode and is used for a lifting line to penetrate through; a slide way is arranged in the length direction of the handle, and a slide block matched with the slide way is arranged on the slide way; the slider with slide sliding connection, the tail end of needle body with the connection can be dismantled to the slider. The beneficial effects of the utility model are that: the handle of the guide needle is provided with a matched slide way and a slide block, the needle body is fixedly connected with the slide block, and the whole length of the guide needle can be adjusted by moving the position of the slide block in the slide way, so that the guide needle is suitable for puncture at different parts or different puncture modes at the same part.

Description

Guide needle

Technical Field

The utility model relates to a cosmetic apparatus technical field particularly, relates to a guide needle.

Background

The line carving is a kind of micro plastic operation, which is to use a special guide needle to guide the pulling line into the skin tissue to pull, lift or correct the loose skin, so as to achieve the functions of anti-aging and wrinkle removal. The most common tools used in wire carving surgery are the pulling wire and the guide needle. Most of the currently used guide needles are fixed in length, and in the process of performing the thread carving operation, the guide needles with different lengths are needed to be used for puncturing different parts or different puncturing modes of the same part, so that inconvenience is inevitably brought to the guide needles with fixed lengths.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the length of the guide needle can not be adjusted, the utility model aims to provide a guide needle.

The utility model provides a guide needle, which comprises a needle body and a handle;

the tail end of the needle body is inserted into the handle, and the needle body is arranged in a hollow mode and is used for a lifting line to penetrate through;

a slide way is arranged in the length direction of the handle, and a sliding block matched with the slide way is arranged on the slide way;

the slider with slide sliding connection, the tail end of needle body with the connection can be dismantled to the slider.

As a further improvement of the utility model, the upper end of the handle is provided with a locking device, so that the needle body is locked and fixed.

As a further improvement, the lower end of the handle is provided with an end cap, which can be detached from the handle.

As a further improvement of the utility model, the tail end of the needle body is connected with the sliding block through a bolt or a clamping groove.

As a further improvement of the utility model, the lifting line is provided with one row of barbs at least.

As a further improvement, the utility model is located the length of the barb of lifting line front end is greater than and is located the length of the barb of lifting line tail end.

As a further improvement of the utility model, the outer surface of the handle and the upper surface of the slider are provided with anti-skid lines.

As a further improvement of the utility model, the length of the needle body is 1.5 to 2.5 times of the length of the handle.

The beneficial effects of the utility model are that: the handle of the guide needle is provided with a matched slide way and a slide block, the needle body is fixedly connected with the slide block, and the whole length of the guide needle can be adjusted by moving the position of the slide block in the slide way, so that the guide needle is suitable for puncture at different parts or different puncture modes at the same part.

Drawings

In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive faculty.

Fig. 1 is a schematic structural view of an introducer needle according to an embodiment of the present invention.

In the figure, the position of the upper end of the main shaft,

1. a needle body; 2. a locking device; 3. a handle; 4. a slider; 5. a slideway; 6. and (7) a plug.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts belong to the protection scope of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, back, 8230; etc.) are involved in the embodiment of the present invention, the directional indications are only used for explaining the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the figure), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, in the description of the present invention, the terms used are for illustrative purposes only and are not intended to limit the scope of the present invention. The terms "comprises" and/or "comprising" are used to specify the presence of stated elements, steps, operations, and/or components, but do not preclude the presence or addition of one or more other elements, steps, operations, and/or components. The terms "first," "second," and the like may be used to describe various elements, not necessarily order, and not necessarily limit the elements. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified. These terms are only used to distinguish one element from another. These and/or other aspects will become apparent and those skilled in the art will more readily appreciate the description of the embodiments of the present invention presented in conjunction with the following drawings. The drawings are only for purposes of illustrating the described embodiments of the invention. One skilled in the art will readily recognize from the following description that alternative embodiments of the structures and methods illustrated in the present application may be employed without departing from the principles of the invention.

As shown in fig. 1, the introducer needle according to the embodiment of the present invention comprises a needle body 1 and a handle 3;

the tail end of the needle body 1 is inserted into the handle 3, and the needle body 1 is arranged in a hollow mode so that a lifting line can penetrate through the needle body 1;

a slide way 5 is arranged in the length direction of the handle 3, and a slide block 4 matched with the slide way 5 is arranged on the slide way 5;

the slider 4 with slide 5 sliding connection, the tail end of needle body 1 with the connection can be dismantled to slider 4.

It will be appreciated that the needle body 1 is an elongated hollow rod, for example an elongated hollow cylinder or an elongated hollow flat. The lifting line runs through the hollow cavity of the needle body 1, is pierced into skin tissues through the needle body 1, is guided to enter the position to be lifted, and can achieve the lifting effect on the drooping skin tissues by lifting the lifting line. Preferably, the tip of the needle body 1 is provided with a smooth arc shape, so that the tip of the needle body 1 is designed to be blunt, and the situation that the tip of the needle body 1 is too sharp and causes severe trauma to subcutaneous tissues is avoided; in addition, the diameter of the needle body 1 can be selected to be thin, and unnecessary trauma to subcutaneous tissues in the puncture process can be further avoided.

The handle 3 is also a hollow cylinder, for example, a hollow cylinder or a hollow cuboid, etc., and the slider 4 can drive the needle body 1 to move up and down in the handle 3. Preferably, the upper end of the handle 3 is provided with an insertion hole for the tail end of the needle body 1 to enter, and the insertion hole is communicated with the hollow cavity of the handle 3. More preferably, the aperture of the jack is equal to the outer diameter of the needle body 1 or slightly larger than the outer diameter of the needle body 1, so that the handle 3 can fix the needle body 1 to a certain extent. Optionally, a slide way 5 is arranged on one side surface of the handle 3 along the length direction thereof, and the upper portion of the slider 4 (i.e., the portion of the slider 4 exposed out of the hollow cavity of the handle 3) is engaged or embedded with the slider 5, so that the slider 4 can slide up and down along the slide way 5; the lower part of the slide block 4 (i.e. the part of the slide block 4 in the hollow cavity of the handle 3) is detachably connected with the tail end of the needle body 1, so that the length of the needle body 1 entering the handle 3 is changed through the movement of the slide block 4, and the length of the guide needle is adjusted. When the sliding block 4 moves downwards along the slideway 5, the needle body 1 moves downwards relative to the handle 3, the length of the needle body 1 entering the handle 3 is increased, and the whole length of the guide needle is shortened; conversely, when the slider 4 moves upward along the slide path 5, the needle body 1 moves upward relative to the handle 3, the length of the needle body 1 entering the handle 3 decreases, and the entire length of the introducer needle becomes longer. During the thread carving process, the length of the guide needle can be adaptively adjusted according to the puncture position or mode.

In an alternative embodiment, the handle 3 is provided with a locking device 2 at its upper end for locking and fixing the needle body 1. After the length of the guide needle is adjusted to a proper length, the needle body 1 is locked and fixed through the locking device 2, so that the position of the needle body 1 cannot move due to reasoning applied by an operator in the process of entering subcutaneous tissues, and the length of the guide needle cannot be changed. Optionally, the locking device 2 is, for example, a knob device, one end of the knob device is disposed outside the handle 3, the other end of the knob device is disposed inside the handle 3, and when the needle body 1 needs to be locked, the other end of the knob device abuts against the needle body 1 at the corresponding position by screwing one end of the knob device, and the needle body 1 is firmly fixed inside the handle 3, so that the needle body 1 is prevented from being displaced due to external force. Preferably, the circumferential surface of one end of the knob device is provided with anti-skid grains; more preferably, the other end of the knob device can be made of a material with larger friction force, so that the slipping between the knob device and the needle body 1 in the locking process is avoided.

In an optional embodiment, a plug 6 is arranged at the lower end of the handle 3, and the plug 6 is detachably connected with the handle 3. The opening that end cap 6 is used for 3 lower extremes of degree handle seals, and simultaneously, end cap 6 can also be fixed the outside lifting wire that is located 1 outer ends of needle body, avoids the line carving in-process to lead to the lifting wire to drop from needle body 1 because of the misoperation. Preferably, end cap 6 is the rubber buffer, and the rubber buffer can directly be plugged in the lower extreme opening part of handle 3, has avoided being located the lift line of handle 3 and has taken place winding risk.

In an optional embodiment, the tail end of the needle body 1 is connected with the sliding block 4 through a bolt or a clamping groove. Optionally, when the tail end of the needle body 1 is connected with the slider 4 through a bolt, an external thread is arranged on the outer surface of the tail end of the needle body 1, the part of the slider 4 connected with the needle body 1 is in a nut shape, and an internal thread matched with the external thread of the needle body 1 is arranged, so that the tail end of the needle body 1 is detachably connected with the slider 4; when the tail end of the needle body 1 is connected with the sliding block 4 as a clamping groove, the outer surface of the tail end of the needle body 1 is provided with a bulge, the part of the sliding block 4 connected with the needle body 1 is arranged to be hole-shaped, and the inner wall of the hole-shaped is provided with a groove matched with the bulge of the needle body 1, so that the tail end of the needle body 1 is detachably connected with the sliding block 4.

In an alternative embodiment, the lifting line is provided with at least one row of barbs. For example, the lifting line is provided with one row or two rows of barbs along the length direction, the barbs can prick into skin tissues through the combined action of external tension and skin tissue resistance by pulling the lifting line, and the lifting line and the skin tissues are fixed, so that the lifting effect on the drooping skin is achieved through the pulling effect of the lifting line. Preferably, the lifting line is a PPDO line, which can not only lift the sagging skin tissue upwards, but also stimulate the regeneration of subcutaneous collagen, and finally be completely decomposed and completely absorbed by the human body, without affecting the health of the human body.

In an alternative embodiment, the length of the barb at the leading end of the lifting line is greater than the length of the barb at the trailing end of the lifting line. Preferably, the length of the barb located at the quarter length position of the lifting line is greater than the length of the barbs located at the positions of the rest lifting lines, when the lifting line is lifted, the barb with longer tensile force action length penetrates deeper into skin tissues, namely, the barb and the skin tissues are more firmly fixed, and the phenomenon that the front end of the lifting line slides in the process of lifting the lifting line, and finally the line carving operation fails is avoided.

In an alternative embodiment, the outer surface of the handle 3 and the upper surface of the slider 4 are provided with anti-slip threads. The anti-slip lines arranged on the outer surface of the handle 3 can enable a face-lifting doctor to hold the guide needle more firmly; the upper surface of the sliding block 4 is provided with the anti-skid lines, so that the situation that a facelift doctor pushes up or pulls down the sliding block 4 through a thumb during the process of the facelift doctor can be avoided, and the thumb slips from the upper surface of the sliding block 4.

In an alternative embodiment, the length of the needle 1 is 1.5-2.5 times the length of the handle 3. On the premise that the length of the guide needle meets the requirement of normal use, the guide needle is not too long, so that the handle 3 cannot firmly fix the needle body 1. For example, the handle 3 has a length of 11cm and the needle body 1 has a length of 16-24cm.

The embodiment of the utility model provides an application method of guide needle does: firstly, a lifting line is penetrated into a needle body 1, the front end of the lifting line just exposes out of the tip end of the needle body 1, and the tail end of the lifting line extends out of the tail end of the needle body 1; after the lifting wire penetrates into the needle body 1, the tail end of the needle body 1 penetrated with the lifting wire and the tail end of the lifting wire are inserted into the cavity of the handle 3 together; and the tail end of the needle body 1 is connected with the slide block 4, for example, when the needle body is selected to be connected by a bolt, the external thread at the tail end of the needle body 1 is screwed with the internal thread of the slide block 4, and simultaneously, the tail end of the lifting wire is pulled to the outside of the handle 3; according to the design line drawn by a plastic doctor on the part to be face-lifted by a patient, the length of the guide needle is adjusted, namely the length of the needle body 1 exposed out of the handle 3 is adjusted through the position of the sliding block 4 in the slideway 5, so that the length of the needle body 1 exposed out of the handle 3 is matched with the length of the design line on the part to be face-lifted; after the guide needle is adjusted to a proper length, the needle body 1 is locked and fixed through the locking device 2; the plug 6 is plugged into the lower end opening of the handle 3, and the tail end of the lifting wire is fixed; then, according to the design line, the plastic doctor holds the handle 3 to make the tip of the needle body 1 penetrate into the subcutaneous tissue of the part to be beautified from one end of the design line, the needle body 1 is in a horizontal state after the penetration, and continues to hold the handle 3 to apply forward thrust to the needle body, so that the needle body 1 penetrates into the subcutaneous tissue along the direction of the design line until the tip of the needle body 1 reaches the other end of the design line; the plug at the lower end of the handle 3 is taken out, a plastic doctor lightly presses the skin at the other end of the design line with one hand, and the guide needle is slowly drawn out of the subcutaneous tissue by holding the handle 3 with the other hand; the lifting line is fixed in the subcutaneous tissue through the barb of the lifting line, so that the process of embedding the line through the guide needle is completed, and the effect of lifting the drooping skin can be achieved by subsequently lifting the lifting line exposed out of the skin.

In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Moreover, those of ordinary skill in the art will appreciate that although some embodiments described herein include some features included in other embodiments, not other features, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, in the claims, any of the claimed embodiments may be used in any combination.

It will be understood by those skilled in the art that, although the invention has been described with reference to exemplary embodiments, various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims

1. An introducer needle, characterized in that it comprises a needle body and a handle;

a slide way is arranged in the length direction of the handle, and a slide block matched with the slide way is arranged on the slide way;

2. The introducer needle as claimed in claim 1, wherein the handle is provided at its upper end with a locking means for locking and securing the needle body.

3. The introducer needle as claimed in claim 2, wherein the handle is provided at a lower end thereof with a plug detachably coupled to the handle.

4. The introducer needle as claimed in claim 1, wherein the trailing end of the needle body is connected to the slider by a bolt or a slot.

5. The introducer needle as in claim 1, wherein the lift wire is provided with at least one row of barbs.

6. The introducer needle of claim 1, wherein the length of the barb at the leading end of the lift wire is greater than the length of the barb at the trailing end of the lift wire.

7. The introducer needle as claimed in claim 1, wherein the outer surface of the handle and the upper surface of the slider are provided with anti-slip threads.

8. The introducer needle of claim 1, wherein the needle body has a length that is 1.5 to 2.5 times the length of the handle.