CN212490084U - Adjustable blood pricking pen - Google Patents

Abstract

The utility model provides a regulating lancing pen, which comprises a rod body, an inner pen holder, a regulating button and a lancet, wherein the rod body comprises an upper pen holder and a lower pen holder, the upper pen holder and the lower pen holder are detachably connected, the inner parts of the upper pen holder and the lower pen holder are arranged in a hollow way, the upper side of the upper pen holder is provided with a first through hole, the upper side of the lower pen holder is provided with a second through hole, and the lower side of the lower pen holder is provided with a third through hole; the inner penholder is slidably arranged in the rod body, the first end of the inner penholder is arranged in the upper penholder, and the second end of the inner penholder passes through the second through hole and is arranged in the lower penholder; one end of the adjusting button penetrates through the first through hole, and the other end of the adjusting button is slidably arranged in the upper penholder and is in threaded connection with the first end of the inner penholder; the lancet comprises a needle cylinder and a needle body arranged on the lower side of the needle cylinder, the lancet can be arranged at the second end of the inner pen rod, and the inner pen rod can drive the lancet to slide so as to enable the lancet to penetrate through the third through hole and extend out of the lower pen rod.

Description

Adjustable blood pricking pen

Technical Field

The utility model relates to the field of medical equipment, specifically be an adjustable blood pricking pen.

Background

With the change of social life style, people suffering from chronic diseases and sub-health states are growing continuously, and the traditional Chinese medicine therapy is gradually accepted and favored by people. The traditional Chinese medicine blood-letting puncture therapy belongs to one of the special therapies of the traditional Chinese medicine, has the effects of clearing heat and removing toxicity, and activating blood and removing stasis, can be widely applied to the treatment of various diseases of internal and external diseases, women, children, five sense organs, skin and the like, and has definite curative effect through clinical verification and wide applicable population; in the aspect of treatment, medical workers often use a lancet, a plum-blossom needle or a disposable injection needle directly to prick and release blood on the body surface of a human body, the length of the lancet inserted into the body surface of the human body is difficult to adjust according to the affected part and the state of an illness, and the treatment effect is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to solve the problems, the utility model provides a pair of adjustable lancing pen, can adjust the length that the lancet inserts human body surface according to disease position, state of an illness weight.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable lancing pen comprises a rod body, an inner pen holder, an adjusting button and a lancet, wherein the rod body comprises an upper pen holder and a lower pen holder, the upper pen holder and the lower pen holder are detachably connected, the upper pen holder and the lower pen holder are arranged in a hollow manner, a first through hole is formed in the upper side of the upper pen holder, a second through hole is formed in the upper side of the lower pen holder, and a third through hole is formed in the lower side of the lower pen holder; the inner penholder is slidably arranged in the rod body, the first end of the inner penholder is arranged in the upper penholder, and the second end of the inner penholder passes through the second through hole and is arranged in the lower penholder; one end of the adjusting button penetrates through the first through hole, and the other end of the adjusting button is slidably arranged in the upper penholder and is in threaded connection with the first end of the inner penholder; the lancet comprises a needle cylinder and a needle body arranged on the lower side of the needle cylinder, the lancet can be arranged at the second end of the inner pen rod, and the inner pen rod can drive the lancet to slide so as to enable the lancet to penetrate through the third through hole and extend out of the lower pen rod.

Preferably, the inner penholder is internally provided with a first cavity, a second cavity and a connecting groove for communicating the first cavity with the second cavity, the upper side of the needle cylinder is provided with a clamping piece, and the clamping piece can penetrate through the connecting groove, extend into the second cavity and be clamped with the inner wall surface of the second cavity to fix the lancet.

Preferably, this regulation nature blood pricking pen still includes the first piece that resets, and interior pen-holder first end is equipped with first baffle, and lower pen-holder upside is equipped with the second baffle, and the second through-hole sets up on the second baffle, first piece one end and the first baffle butt that resets, the other end and second baffle butt that resets to be used for resetting interior pen-holder and adjustment button.

Preferably, this regulation nature blood pricking pen still includes pop-up button and pop-up piece, pop-up piece locate in the second cavity of interior pen-holder and with the cylinder butt, be equipped with the logical groove of intercommunication pen-holder internal cavity and second cavity down on the interior pen-holder, pen-holder is equipped with the holding tank that is used for placing pop-up button down, pop-up button installs in the holding tank and its one end is equipped with the pressing part, the pressing part can pass logical groove and stretch into in the second cavity with the fastener butt, so that the fastener breaks away from with the internal face of second cavity, the lancet breaks away from first cavity under the spring action of pop-up piece.

Preferably, this regulation nature blood pricking pen still includes the second piece that resets, and the second resets and locates in the holding tank and one end and holding tank bottom butt, and the other end resets with popping out the button butt.

Preferably, the lower penholder is made of PVC plastic, and is provided with scale marks.

Preferably, the upper penholder is made of 304 stainless steel.

Preferably, this regulation nature blood pricking pen still includes disposable stopper, and disposable stopper detachably installs in pen-holder second through-hole department down, is equipped with the fourth through-hole with interior pen-holder assorted on the disposable stopper, and interior pen-holder can pass through the fourth through-hole setting.

Advantageous effects

The utility model has the advantages that: the lancet device is provided with a rod body, an inner pen holder, an adjusting button and a lancet, wherein the rod body comprises an upper pen holder and a lower pen holder, the upper pen holder and the lower pen holder are detachably connected, the upper pen holder and the lower pen holder are arranged in a hollow mode, a first through hole is formed in the upper side of the upper pen holder, a second through hole is formed in the upper side of the lower pen holder, and a third through hole is formed in the lower side of the lower pen holder; the inner penholder is slidably arranged in the rod body, the first end of the inner penholder is arranged in the upper penholder, and the second end of the inner penholder passes through the second through hole and is arranged in the lower penholder; one end of the adjusting button penetrates through the first through hole, the other end of the adjusting button is slidably arranged in the upper pen holder and is in threaded connection with the first end of the inner pen holder, and the protruding length of the lancet can be adjusted by rotating the adjusting button to adjust the threaded connection length of the adjusting button and the inner pen holder.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention,

in the drawings:

fig. 1 shows a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 shows a schematic structural view of an upper penholder and a lower penholder of the present invention;

fig. 3 shows an exploded view of the overall structure of an embodiment of the present invention;

FIG. 4 shows a schematic structural view of a lancet of the present invention;

FIG. 5 is a sectional view of the upper receiving groove of the lower and middle penholders of the present invention;

fig. 6 is a cut-away view of the first cavity inside the inner barrel of the present invention;

fig. 7 shows a schematic structural view of the pop-up button and the second reset member in the present invention;

fig. 8 shows a cutaway view of the overall structure of an embodiment of the present invention;

in the figure, 1 is an upper pen holder, 2 is a lower pen holder, 3 is an inner pen holder, 4 is an adjusting button, 5 is a lancet, 6 is a first resetting piece, 7 is an ejecting button, 8 is an ejecting piece, 9 is a second resetting piece, 11 is a first through hole, 21 is a second through hole, 22 is a third through hole, 23 is a second baffle, 24 is a disposable plug, 31 is a first cavity, 32 is a second cavity, 33 is a connecting groove, 34 is a first baffle, 35 is a through groove, 51 is a syringe, 52 is a needle body, 53 is a clamping piece, and 71 is a pressing piece.

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 the attached drawings 1 to 8, the adjustable lancing pen comprises a rod body, an inner pen holder 3, an adjusting button 4 and a lancet 5, wherein the rod body comprises an upper pen holder 1 and a lower pen holder 2, the upper pen holder 1 is detachably connected with the lower pen holder 2, the upper pen holder 1 and the lower pen holder 2 are arranged in a hollow manner, a first through hole 11 is formed in the upper side of the upper pen holder 1, a second through hole 21 is formed in the upper side of the lower pen holder 2, and a third through hole 22 is formed in the lower side of the lower pen holder 2; the inner penholder 3 is slidably arranged in the rod body, the first end of the inner penholder is arranged in the upper penholder 1, and the second end of the inner penholder passes through the second through hole 21 and is arranged in the lower penholder 2; one end of the adjusting button 4 penetrates through the first through hole 11, and the other end of the adjusting button is slidably arranged in the upper penholder 1 and is in threaded connection with the first end of the inner penholder 3; the lancet 5 comprises a needle cylinder 51 and a needle body 52 arranged on the lower side of the needle cylinder 51, the lancet 5 can be mounted at the second end of the inner pen rod 3, the inner pen rod 3 can drive the lancet 5 to slide so that the lancet 5 passes through the third through hole 22 and extends out of the lower pen rod 2, and in the embodiment, the upper pen rod 1 is in threaded connection with the lower pen rod 2.

When the adjustable lancing pen is installed, the adjusting button 4 is in threaded connection with the inner pen holder 3 and is placed in the upper pen holder 1, one end of the adjusting button 4, which is far away from the inner pen holder, passes through the first through hole 11, the lancet 5 is installed at the second end of the inner pen holder 3, and then the lower pen holder 2 is in threaded connection with the upper pen holder 1 for use; when the adjustable blood pricking pen is used, the adjusting button 4 is rotated to adjust the threaded connection length of the adjusting button 4 and the inner pen holder 3, the extending length of the lancet 5 can be adjusted, the adjustable blood pricking pen is aligned to a part needing blood letting therapy after adjustment is finished, the adjusting button 4 is pressed, the adjusting button 4 drives the inner pen holder 3 to slide to prick the lancet 5, blood pricking and letting out can be carried out, and the operation is simple.

Further, in order to facilitate the installation of the lancet 5 at the second end of the inner barrel 3, the inner barrel 3 is provided with a first cavity 31, a second cavity 32 and a connecting groove 33 for connecting the first cavity 31 and the second cavity 32, the upper side of the needle cylinder 51 is provided with a clamping piece 53, the clamping piece 53 can extend into the second cavity 32 through the connecting groove 33 and is clamped with the inner wall surface of the second cavity 32 to fix the lancet 5, when the lancet 5 is installed, the upper side of the needle cylinder 51 is aligned with the first cavity 31 of the inner barrel 3, the clamping piece 53 is aligned with the connecting groove 33, the lancet 5 is pressed in the direction of the second cavity 32 to enable the clamping piece 53 to extend into the second cavity 32 through the connecting groove 33 and is clamped with the inner wall surface of the second cavity 32, and the installation.

Further, in order to facilitate the second blood letting puncture, the adjustable blood letting puncture pen further comprises a first reset piece 6, a first baffle 34 is arranged at the first end of the inner pen holder 3, a second baffle 23 is arranged on the upper side of the lower pen holder 2, the second through hole 21 is formed in the second baffle 23, one end of the first reset piece 6 is abutted to the first baffle 34, and the other end of the first reset piece is abutted to the second baffle 23, so as to reset the inner pen holder 3 and the adjusting button 4.

During the use, medical staff presses down adjustment button 4, adjustment button 4 drives interior pen-holder 3 and slides, the distance between first baffle 34 and the second baffle 23 reduces this moment, first piece 6 that resets is compressed the energy storage, lancet 5 pierces the patient's body surface, after medical staff loosens adjustment button 4, under the elastic force effect of first piece 6 that resets, the distance increase between first baffle 34 and the second baffle 23, interior pen-holder 3 resets with adjustment button 4, lancet 5 breaks away from the patient's body surface and retracts into in pen-holder 2, reduce lancet 5 because of exposing the risk of stabbing medical staff outside.

Furthermore, in order to conveniently take out the lancet 5 from the inner shaft 3, the adjustable lancing pen further comprises an ejection button 7 and an ejection member 8, the ejection member 8 is arranged in the second cavity 32 of the inner shaft 3 and is abutted against the needle cylinder 51, the inner shaft 3 is provided with a through groove 35 for communicating the inner cavity of the lower shaft 2 with the second cavity 32, the lower shaft 2 is provided with a holding groove for holding the ejection button 7, the ejection button 7 is arranged in the holding groove and is provided with a pressing member 71 at one end thereof, the pressing member 71 can pass through the through groove 35 and extend into the second cavity 32 to be abutted against the clamping member 53, so that the clamping member 53 is separated from the inner wall surface of the second cavity 32, the lancet 5 is separated from the first cavity 31 under the elastic force of the ejection member 8, and in the embodiment, the ejection member 8 is a compression spring.

When the lancet 5 is installed on the inner penholder 3, the ejection piece 8 is in an energy storage state, when the lancet 5 needs to be taken out, the medical staff presses the ejection button 7, the ejection button 7 drives the pressing piece 71 to slide towards the inner penholder 3, the pressing piece 71 penetrates through the through groove 35, extends into the second cavity 32 and is abutted against the clamping piece 53, the clamping piece 53 is separated from the inner wall surface of the second cavity 32, and under the action of the elastic force of the ejection piece 8, the lancet 5 ejects out of the first cavity 31 of the inner penholder 3 and penetrates through the third through hole 22 to be separated from the adjustable lancing pen.

Further, this regulation nature blood pricking pen still includes that the second resets 9, the second resets 9 locate in the holding tank and one end and holding tank bottom butt, the other end resets with 7 butts of pop-up button in order to reset pop-up button 7, in this embodiment, the second resets 9 and is compression spring, when medical staff pressed pop-up button 7, pop-up button 7 and holding tank bottom distance reduce, the second resets 9 deformation energy storage, when medical staff loosens pop-up button 7, reset under 9's the spring action at the second, pop-up button 7 slides towards the direction of keeping away from interior pen-holder 3, the completion resets in order conveniently to press next time.

Furthermore, in order to observe the adjusting condition of the adjustable lancing pen conveniently, the lower pen rod 2 is made of PVC plastic, and is provided with scale marks.

When the protruding length of the lancet 5 is adjusted, medical personnel slightly press the adjusting button 4 to separate the position of the pressing piece 71 from the position of the through groove 35, press the pop-up button 7 to clamp the inner penholder 3 tightly so that the inner penholder cannot rotate, then twist the adjusting button 4 to adjust the threaded connection length of the adjusting button 4 and the inner penholder 3, loosen the pop-up button 7 and the adjusting button 4 after the adjustment is finished, and observe the scale mark on the lower penholder 2 to know the pricking length of the lancet 5.

Furthermore, the upper penholder 1 is made of 304 stainless steel, so that damage caused by regular disinfection is reduced, and the service time of the adjustable lancing pen is prolonged.

Further, this regulation nature pen still includes disposable stopper 24, and disposable stopper 24 detachably installs in pen-holder 2 interior second through-hole 21 department down, be equipped with on the disposable stopper 24 with interior pen-holder 3 assorted fourth through-hole, interior pen-holder 3 can pass through the fourth through-hole setting, sets up disposable stopper 24 in order leading to interior pen-holder 3, avoids rocking and skewing with second through-hole 21 in pen-holder 3 after pressing adjustment button 4.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

The relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the case of not making a reverse description, these directional terms do not indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of protection of the present application is not to be construed as being limited.

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 (8)

1. An adjustable lancing pen, comprising:

the pen holder comprises a holder body, wherein the holder body comprises an upper pen holder (1) and a lower pen holder (2), the upper pen holder (1) is detachably connected with the lower pen holder (2), the upper pen holder (1) and the lower pen holder (2) are arranged in a hollow manner, a first through hole (11) is formed in the upper side of the upper pen holder (1), a second through hole (21) is formed in the upper side of the lower pen holder (2), and a third through hole (22) is formed in the lower side of the lower pen holder;

the inner penholder (3) is slidably arranged in the rod body, the first end of the inner penholder (3) is arranged in the upper penholder (1), and the second end of the inner penholder passes through the second through hole (21) and is arranged in the lower penholder (2);

one end of the adjusting button (4) penetrates through the first through hole (11), and the other end of the adjusting button (4) is slidably arranged in the upper penholder (1) and is in threaded connection with the first end of the inner penholder (3);

the lancet (5) comprises a needle cylinder (51) and a needle body (52) arranged on the lower side of the needle cylinder (51), the lancet (5) can be installed at the second end of the inner pen rod (3), and the inner pen rod (3) can drive the lancet (5) to slide so that the lancet passes through the third through hole (22) and extends out of the lower pen rod (2).

2. The adjustable lancing pen according to claim 1, wherein a first cavity (31), a second cavity (32) and a connecting groove (33) for connecting the first cavity (31) and the second cavity (32) are arranged inside the inner pen holder (3), a clamping piece (53) is arranged on the upper side of the needle cylinder (51), and the clamping piece (53) can penetrate through the connecting groove (33) to extend into the second cavity (32) and is clamped with the inner wall surface of the second cavity (32) to fix the lancet (5).

3. An adjustable lancing pen according to claim 1, further comprising a first reset piece (6), wherein a first baffle (34) is arranged at a first end of the inner pen holder (3), a second baffle (23) is arranged at the upper side of the lower pen holder (2), the second through hole (21) is arranged on the second baffle (23), one end of the first reset piece (6) is abutted against the first baffle (34), and the other end of the first reset piece is abutted against the second baffle (23) so as to reset the inner pen holder (3) and the adjusting button (4).

4. An adjustable lancing pen according to claim 2, further comprising an eject button (7) and an eject member (8), the ejection piece (8) is arranged in the second cavity (32) of the inner penholder (3) and is abutted against the needle cylinder (51), a through groove (35) which is communicated with the inner cavity of the lower penholder (2) and the second cavity (32) is arranged on the inner penholder (3), the lower penholder (2) is provided with an accommodating groove for accommodating an ejection button (7), the pop-up button (7) is arranged in the accommodating groove, one end of the pop-up button is provided with a pressing piece (71), the pressing piece (71) can pass through the through groove (35) and extend into the second cavity (32) to abut against the clamping piece (53), so that the latch member (53) is disengaged from the inner wall surface of the second cavity (32), and the lancet (5) is disengaged from the first cavity (31) by the elastic force of the ejector (8).

5. An adjustable lancing pen according to claim 4, further comprising a second reset element (9), the second reset element (9) being located in the receiving channel and having one end abutting the bottom of the receiving channel and the other end abutting the eject button (7) to reset the eject button (7).

6. The adjustable lancing pen according to claim 1, wherein the lower pen holder (2) is made of PVC plastic and is provided with scale marks.

7. The adjustable lancing pen according to claim 1, wherein the upper pen holder (1) is made of 304 stainless steel.

8. The adjustable lancing pen according to claim 4, further comprising a disposable plug (24), wherein the disposable plug (24) is detachably mounted in the second through hole (21) of the lower shaft (2), the disposable plug (24) is provided with a fourth through hole matched with the inner shaft (3), and the inner shaft (3) can be arranged through the fourth through hole.

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