CN217472500U

CN217472500U - Auxiliary device for botulinum toxin injector

Info

Publication number: CN217472500U
Application number: CN202220987052.2U
Authority: CN
Inventors: 杨跃
Original assignee: First Affiliated Hospital of ZCMU
Current assignee: First Affiliated Hospital of ZCMU
Priority date: 2022-04-27
Filing date: 2022-04-27
Publication date: 2022-09-23
Anticipated expiration: 2032-04-27

Abstract

The utility model relates to a medical auxiliary instrument, in particular to an auxiliary device for a botulinum toxin injector. The utility model provides a botulinum toxin is auxiliary device for syringe, its characterized in that includes first part and second part, first part is cubic and is used for the cover to establish outside the flange of cylinder rear end, first part includes the location portion, location portion constitutes side direction open-ended constant head tank, the second part can be dismantled and be fixed in first part front side, the second part is including the fixed part of connecting first part and the sign portion that is located the fixed part front side and is made by transparent or printing opacity material, the fixed part cross-section is C shape or U-shaped or ring shape, the sign portion extends along the fore-and-aft direction, sign portion cross-section is arc, be equipped with scale interval and the scale mark that is used for sign pharmacology valence scale on the sign portion. The utility model has the advantages of convenient botulinum toxin injection, convenient use and lower use cost.

Description

Auxiliary device for botulinum toxin injector

Technical Field

The utility model relates to a medical auxiliary instrument, in particular to an auxiliary device for a botulinum toxin injector.

Background

The compounding ratio of botulinum toxin and physiological saline is needed to be firstly carried out, for example, 100 units of botulinum toxin and 3ml of physiological saline are mixed and diluted, then the botulinum toxin is injected, and the injection of the botulinum toxin with a fixed numerical unit (unit, which is in accordance with u) is carried out each time. As shown in figure 1, the conventional disposable 1ml syringe is provided with a flange 11 at the rear end of a syringe 1, a needle nozzle 12 at the front end of the syringe 1, and only volume scales and scale marks on the outer surface of the syringe 1.

Application number 201120320899.7 discloses a disposable diazepam syringe, is equipped with two kinds of sign scales of volume scale and medicine weight scale on the cylinder, through the injection of the medical staff of the two kinds of different scales of sign so that on the syringe cylinder, but the syringe is disposable, and use cost is higher.

Disclosure of Invention

The utility model aims at providing an auxiliary device for a botulinum toxin injector, which is convenient for botulinum toxin injection and has convenient use and lower use cost.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a botulinum toxin is auxiliary device for syringe, includes first part and second part, first part is cubic and is used for the cover to establish outside the flange of cylinder rear end, first part includes the location portion, the location portion constitutes the side direction opening in order to be used for accommodating part the constant head tank of flange, the second part can be dismantled and be fixed in first part front side, the second part is including the fixed part of connecting first part and the sign portion that is located the fixed part front side and is made by transparent or printing opacity material, the fixed part cross-section is C shape or U-shaped or ring shape and is used for the cover to establish in the cylinder outside, the sign portion extends along the fore-and-aft direction, the sign portion cross-section is arc, be equipped with scale interval and the scale mark that is used for the pharmacology sign valence scale on the sign portion.

When botulinum toxin needs to be injected, the first component is sleeved on the outer side of the flange of the needle cylinder from the side, then the second component is sleeved on the circumferential outer side of the needle cylinder from front to back, and the rear end of the second component is connected and fixed with the first component. When the medical staff pushes the piston rod of the injector, fingers can be hooked or held on the first component at the flange of the syringe barrel. When the device is used, medical staff can directly read the fixed numerical unit without conversion, thereby being more convenient; just the utility model discloses the device is established when establishing outside the using of syringe, the utility model discloses the device can repetitious usage in order to reduce use cost, need not carry out the sign of pharmacology valence scale and scale mark on every syringe.

Preferably, the graduation mark is arranged at the edge of the identification part. The scale marks are arranged at the edge of the identification part, so that medical staff can observe the scale marks and the solution in the needle cylinder at the same time.

Preferably, the front end of the identification part is provided with a limiting bulge extending towards the inner side of the circumference, and the distance between the inner edge and the outer edge of the limiting bulge is smaller than the distance between the needle mouth at the front end of the needle cylinder and the outer wall of the needle cylinder. Through setting up spacing arch to avoid the second part excessively to remove backward, through making spacing protruding internal surface and syringe front end face offset, thereby guarantee that 0 scale of pharmacology valence and volumetric 0 scale are in the same position, guarantee the injection precision.

Preferably, the cross section of the mark part forms an arc shape with an angle larger than 180 ° and smaller than 260 °. The second component is prevented from being separated from the needle cylinder by increasing the arc-shaped angle formed by the identification part; the cross section of the identification part is in a semi-surrounding shape and a non-annular shape so as to expose the volume scale of the needle cylinder.

Preferably, the shape of the inner edge of the cross-section of the positioning groove is the same as the shape of the outer edge of the cross-section of the part of the flange located inside the positioning groove. The positioning groove and the bulge at the rear end of the syringe are in the same shape, so that the positioning effect between the syringe and the first component is further improved, the looseness between the flange at the rear end of the syringe and the first component is avoided, and the injection safety is ensured.

Preferably, a fixing groove and a fixing protrusion are provided between a front end surface of the positioning portion of the first member and a rear end surface of the fixing portion of the second member, the fixing groove and the fixing protrusion being engaged with each other. Realize the location of first part and second part and connect fixedly through the mode of close-fitting, it is more convenient to use. When fixed slot and fixed protrusion are not hard up, can carry out the utility model discloses a change to avoid the scale sign dislocation, in order to guarantee the injection precision.

Preferably, the first member further has a hand-held portion extending away from the positioning portion side. The hand-held part is arranged to compensate the space occupied by the positioning part and the fixing part, so that medical staff can hold or hook the hand-held part with fingers to push the piston rod of the injector.

The utility model has the advantages of convenient botulinum toxin injection, convenient use and lower use cost.

Drawings

FIG. 1 is a schematic view of a disposable syringe;

FIG. 2 is a schematic view of a first embodiment of the present invention;

FIG. 3 is a schematic view of the second member of the present invention when it is mounted on the needle cylinder;

fig. 4 is a schematic structural view of the first component and the second component of the present invention when they are both sleeved on the needle cylinder.

Detailed Description

The invention will be further described with reference to the drawings and the specific embodiments.

As shown in FIGS. 2 to 4, the present example discloses an auxiliary device for a botulinum toxin syringe, which comprises a first member 2 and a second member 3, wherein the second member 3 is detachably fixed on the front side of the first member 2.

The first component 2 is block-shaped and is used for being sleeved outside the flange 11 at the rear end of the needle cylinder 1, the first component 2 comprises a positioning part 21, and the positioning part 21 forms a lateral opening and is used for accommodating a positioning groove 211 of a part of the flange 11. Wherein, the shape of the inner edge of the cross section of the positioning groove 211 is the same as that of the outer edge of the cross section of the part of the flange 11 positioned in the positioning groove. Wherein, the first component 2 is also provided with a hand-held part 22 extending to the side far away from the positioning part 21; wherein, the first component can be made into various shapes according to actual needs, so that the positioning part and the handheld part are wider, and medical staff can push the piston rod of the injector.

The second component 3 comprises a fixing part 31 connected with the first component 2 and an identification part 32 which is positioned at the front side of the fixing part 31 and is made of transparent or light-transmitting materials, the section of the fixing part 31 is in a circular ring shape and is used for being sleeved on the outer side of the needle cylinder 1, the identification part 32 extends along the front-back direction, the section of the identification part 32 is in a circular arc shape, and the identification part 32 is provided with scale values and scale lines 33 for identifying pharmacological valence scales.

The scale mark 33 is disposed at the edge of the identification portion 32, and the angle of the circular arc formed by the cross section of the identification portion 32 is greater than 180 ° and smaller than 260 °. Wherein, the front end of the mark part 32 is provided with a limit bulge 33 extending towards the circumferential inner side, and the distance between the inner edge and the outer edge of the limit bulge 33 is smaller than the distance between the needle mouth 12 and the outer wall of the needle cylinder 1. Wherein, a fixing groove 212 and a fixing protrusion (not shown in the figure) are arranged between the front end surface of the positioning part 21 of the first component 2 and the rear end surface of the fixing part 31 of the second component 3, and the axis of the fixing protrusion extends along the front-back direction.

Claims

1. The utility model provides a botulinum toxin is auxiliary device for syringe, its characterized in that includes first part and second part, first part is cubic and is used for the cover to establish outside the flange of cylinder rear end, first part includes the location portion, the location portion constitutes the side direction opening in order to be used for holding part the constant head tank of flange, the second part can be dismantled and be fixed in first part front side, the second part is including the fixed part of connecting first part and the sign portion that is located the fixed part front side and is made by transparent or printing opacity material, the fixed part cross-section is C shape or U-shaped or ring shape and is used for the cover to establish in the cylinder outside, the sign portion extends along the fore-and-aft direction, the sign portion cross-section is arc, be equipped with scale interval and the scale mark that is used for sign pharmacology valence scale on the sign portion.

2. The botulinum toxin injector aid of claim 1, wherein the graduations are provided at edges of the indicator.

3. The botulinum toxin syringe assist device according to claim 1, wherein the marker portion has a stopper projection extending inward in the circumferential direction at a distal end thereof, and a distance between an inner edge and an outer edge of the stopper projection is smaller than a distance between a needle mouth at the distal end of the syringe and an outer wall of the syringe.

4. The botulinum toxin injector aid according to claim 1 or 3, wherein the cross section of the marker defines an arc having an angle of greater than 180 ° and less than 260 °.

5. The botulinum toxin injector aid according to claim 1, wherein the detent cross-sectional inner edge shape is the same as the cross-sectional outer edge shape of the flange at the inner portion of the detent.

6. The botulinum toxin syringe assist device of claim 1, wherein a fixing groove and a fixing protrusion are formed between a front end surface of the positioning portion of the first member and a rear end surface of the fixing portion of the second member, the fixing groove and the fixing protrusion being engaged with each other.

7. The botulinum toxin injector aid of claim 1, wherein the first member further comprises a hand-held portion extending away from the side of the positioning portion.