CN114272469B - Injection device for ligament support lifting - Google Patents
Injection device for ligament support lifting Download PDFInfo
- Publication number
- CN114272469B CN114272469B CN202111536111.0A CN202111536111A CN114272469B CN 114272469 B CN114272469 B CN 114272469B CN 202111536111 A CN202111536111 A CN 202111536111A CN 114272469 B CN114272469 B CN 114272469B
- Authority
- CN
- China
- Prior art keywords
- injection
- locking
- arc
- push rod
- catheter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000002347 injection Methods 0.000 title claims abstract description 208
- 239000007924 injection Substances 0.000 title claims abstract description 208
- 210000003041 ligament Anatomy 0.000 title claims abstract description 31
- 239000003814 drug Substances 0.000 claims abstract description 51
- 239000007788 liquid Substances 0.000 claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000003860 storage Methods 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims description 16
- 230000004323 axial length Effects 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 9
- 230000001815 facial effect Effects 0.000 claims description 6
- 239000011295 pitch Substances 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 description 12
- 230000000694 effects Effects 0.000 description 6
- 239000000243 solution Substances 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 206010003694 Atrophy Diseases 0.000 description 2
- 206010061223 Ligament injury Diseases 0.000 description 2
- 230000037444 atrophy Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present application relates to the field of medical equipment, and in particular to an injection device for ligament support lifting; the device comprises: the medicine storage unit comprises an injection tube, an injection push rod, an injection piston and a rotary classification part; the injection push rod is vertically movably arranged in the injection tube, the injection push rod is fixedly connected with an injection piston, the injection piston is abutted against the injection tube, and the injection push rod is provided with at least two different sliding racks; the rotary grading part is fixed on the injection tube and comprises a rotary locking mechanism and an elastic sheet, the elastic sheet is fixed on the rotary structure and is abutted against the sliding rack, and the sliding rack is provided with a lower avoidance surface which is inclined from bottom to top outwards; the medicine injection unit comprises an injection joint, an injection needle and an injection catheter, wherein the injection joint is fixedly communicated with the injection tube, a liquid outlet of the injection joint is communicated with the injection catheter, a liquid outlet of the injection catheter is communicated with the injection needle, and the injection catheter comprises a straight catheter and an N-section arc catheter; the injection difficulty of ligament lifting is reduced through the device.
Description
Technical Field
The application relates to the field of medical equipment, in particular to an injection device for ligament support lifting.
Background
In the medical industry, injection medicine belongs to a conventional means, and is injected under the skin or other diseased parts through an injection needle, so that the direct action of the medicine is realized, but the injection speed of the medicine often determines the action time and the action depth of the medicine at the diseased parts, so that the treatment effect is good or bad; the existing injection tool is also widely applied to the treatment of skin ligament injury or skin ligament atrophy, and because the treatment of ligament injury and atrophy is generally carried out by injecting a supporting and lifting medicament, the ligament growth space is expanded, the common method is to puncture the skin by a blunt needle and then puncture a plurality of layers of skin tissues by an injection needle, so that the liquid medicine is led into the skin ligament, and a doctor with rich experience is required to position and then inject the liquid medicine in advance, meanwhile, the speed of injecting the medicament also influences the distribution uniformity degree of the expanding medicament, the injection technique of the doctor is required to be stable, and the workload of ligament lifting treatment is increased.
Therefore, how to reduce the injection difficulty of the ligament-lifting medicament is a technical problem to be solved at present.
Disclosure of Invention
The application provides an injection device for ligament supports promotion to solve among the prior art the too big technical problem of injection degree of difficulty of ligament promotion with medicament.
In a first aspect, the present application provides an injection device for ligament support lifting, the device comprising:
the medicine storage unit comprises an injection tube, an injection push rod, an injection piston and a rotary classification part;
the injection push rod is sleeved in the injection tube, the end part of the injection push rod is fixedly connected with the injection piston, the injection piston is abutted against the inner wall of the injection tube, the injection push rod is provided with a plurality of sliding racks, and the sliding racks are arranged on the side wall of the injection push rod and extend along the axial direction of the injection push rod; the tooth pitches of the sliding racks are different;
the rotary classifying part comprises a rotary locking mechanism and an elastic sheet, the rotary locking mechanism is fixed at the inlet end of the injection tube, the elastic sheet is fixed on the rotary locking mechanism, the elastic sheet is abutted against any sliding rack, and the lower surface of teeth of the sliding rack is an inclined plane;
the medicine injection unit comprises an injection joint, an injection catheter and an injection needle which are sequentially communicated, and a liquid inlet of the injection joint is fixedly connected with a liquid outlet of the injection tube.
Optionally, the rotation locking mechanism includes rolling disc and fixed establishment, the rolling disc is fixed the entrance point of injection tube, fixed establishment includes fixed shell, locking hole and elasticity locking part, fixed shell rotates to be connected the rolling disc, the locking hole wears to locate fixed shell's lateral wall, elasticity locking part locates in the locking hole, the one end fixed connection of elasticity locking part the elastic sheet.
Optionally, the elastic locking part comprises a fixed cover, a locking push rod, a locking plate, a locking head and a locking convex rack;
the locking device comprises a locking push rod, an elastic sheet, a locking plate, a locking head, a locking convex rack and a locking mechanism, wherein one end of the locking push rod is fixedly connected with the elastic sheet, the other end of the locking push rod is fixedly connected with the fixing cover, the middle section of the locking push rod is fixedly provided with the locking plate, the side wall of the locking plate is provided with a plurality of locking heads, the locking heads are abutted to the locking convex rack, and the locking convex rack is fixed on the inner wall of the locking hole and used for realizing sliding and fixing of the elastic sheet relative rotation locking mechanism.
Optionally, the locking head comprises a triangular locking block, a locking spring and a locking groove; the locking groove is fixed on the side wall of the locking plate, one end of the locking spring is fixed in the locking groove, the other end of the locking spring is fixedly connected with the triangular locking block, and a locking baffle is arranged at the opening end of the locking groove and used for enabling the triangular locking block to freely extend out of the locking groove.
Optionally, the injection catheter comprises a straight catheter and three arc-shaped catheters which are sequentially communicated, wherein the three arc-shaped catheters comprise a first arc-shaped catheter, a second arc-shaped catheter and a third arc-shaped catheter; the first section of arc-shaped guide pipe is L1 along the axial length of the straight guide pipe, the second section of arc-shaped guide pipe is L2 along the axial length of the straight guide pipe, and the third section of arc-shaped guide pipe is L3 along the axial length of the straight guide pipe.
Optionally, the ratio of the L1 to the L2 to the L3=1-6:7-9:4-8.
Optionally, the liquid outlet of the third section of arc-shaped catheter is communicated with the liquid inlet of the injection needle, and the opening direction of the liquid outlet of the third section of arc-shaped catheter is parallel to the straight catheter.
Optionally, the liquid inlets of the first section of arc-shaped catheter, the second section of arc-shaped catheter and the third section of arc-shaped catheter are all provided with reinforcing elastic rings for increasing the bending strength of the arc-shaped catheter.
Optionally, the liquid inlet of the straight catheter is in threaded connection with the liquid outlet of the injection tube.
Optionally, the plane of the other end of the injection piston is a conical surface.
Compared with the prior art, the technical scheme provided by the embodiment of the application has the following advantages:
according to the injection device for supporting and lifting the ligament, accurate control of injection speed and injection position is achieved, compared with the injector for supporting and lifting medicament in the prior art, the medicament for supporting and lifting the ligament can be accurately and uniformly injected into the diseased skin, so that the injection difficulty of the medicament for lifting the ligament is reduced, the medicament storage unit comprising the injection tube, the injection push rod, the injection piston and the rotating grading part is arranged, the rotating grading part comprising the rotation locking mechanism and the elastic sheet is recycled, elastic avoidance action is carried out through the elastic sheet and the sliding rack arranged on the injection push rod, due to the uniform distribution characteristic of the sliding rack, the medicament can be injected into a diseased part according to a certain speed in the elastic avoidance action process, the control of injection speed is achieved, the medicament injection unit comprising the injection joint, the injection needle and the injection catheter is divided into the straight catheter and the N-section arc catheter, the disease can be accurately positioned through the folding effect of the arc catheter, the injection needle is conveniently injected into the skin, and damage caused by puncture of the blunt needle is avoided, and the purpose of reducing the injection difficulty of the medicament for lifting is achieved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, and it will be obvious to a person skilled in the art that other drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a schematic structural view of an injection device according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of a rotary classification section according to an embodiment of the present application;
FIG. 3 is a schematic structural view of a locking head according to an embodiment of the present disclosure;
wherein, 1-syringe, 2-injection push rod, 21-sliding rack, 3-injection piston, 4-rotation classifying part, 41-rotation locking mechanism, 411-rotation disk, 412-fixing mechanism, 4121-fixing shell, 4122-locking hole, 4123-elastic locking part, 41231-fixing cover, 41232-locking push rod, 41233-locking plate, 41234-locking head, 412341-triangular locking block, 412342-locking spring, 412343-locking groove, 412344-locking baffle, 41235-locking convex rack, 42-elastic piece, 5-injection joint, 6-injection needle, 7-injection tube, 71-straight tube, 72-three-segment arc tube, 721-first segment arc tube, 722-second segment arc tube, 723-third segment arc tube, 724-reinforced elastic ring.
Detailed Description
For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present application based on the embodiments herein.
In one embodiment of the present application, as shown in fig. 1, there is provided an injection device for ligament support lifting, the device comprising:
a medicine storage unit including a syringe 1, an injection push rod 2, an injection piston 3, and a rotational classification section 4; the injection push rod 2 is sleeved in the injection tube 1, the end part of the injection push rod 2 is fixedly connected with the injection piston 3, the injection piston 3 is abutted against the inner wall of the injection tube 1, the injection push rod 2 is provided with a plurality of sliding racks 21, and the sliding racks 21 are arranged on the side wall of the injection push rod 2 and extend along the axial direction of the injection push rod 2; the tooth pitches of the sliding racks 21 are different;
the rotation grading part 4 comprises a rotation locking mechanism 41 and an elastic piece 42, wherein the rotation locking mechanism 41 is fixed at the inlet end of the injection tube 1, the elastic piece 42 is fixed on the rotation locking mechanism 41, the elastic piece 42 abuts against any one sliding rack 21, and the lower surface of teeth of the sliding rack 21 is an inclined plane;
the medicine injection unit comprises an injection joint 5, an injection catheter 7 and an injection needle 6 which are sequentially communicated, and a liquid inlet of the injection joint 5 is fixedly connected with a liquid outlet of the injection tube 1.
In this application, through setting up the medicine memory cell including syringe 1, injection push rod 2, injection piston 3 and rotate hierarchical portion 4, the reuse is including rotating hierarchical portion 4 of locking mechanical system 41 and elastic disc 42, dodge the action through elastic disc 42 and the slip rack 21 that sets up at injection push rod 2 elasticity, because the even characteristic of distribution of slip rack 21 dodges the action in-process in elasticity, can drive into the disease department with the medicament according to certain speed, thereby realize the control of injection velocity, the rethread includes injection joint 5, injection needle 6 and injection pipe 7's medicine injection unit, make things convenient for injection needle 6 to pierce the skin and inject, avoid the damage that blunt needle puncture caused, thereby realize the purpose that the injection degree of difficulty to ligament for the medicament was promoted.
In some embodiments, the rotation locking mechanism 41 includes a rotation disc 411 and a fixing mechanism 412, the rotation disc 411 is fixed at the inlet end of the syringe 1, the fixing mechanism 412 includes a fixing housing 4121, a locking hole 4122 and an elastic locking portion 4123, the fixing housing 4121 is rotatably connected to the rotation disc 411, the locking hole 4122 is penetrating through a side wall of the fixing housing 4121, the elastic locking portion 4123 is disposed in the locking hole 4122, and one end of the elastic locking portion 4123 is fixedly connected to the elastic sheet 42.
Further, the elastic locking portion 4123 includes a fixed cover 41231, a locking push rod 41232, a locking plate 41233, a locking head 41234 and a locking convex rack 41235;
one end of the locking push rod 41232 is fixedly connected with the elastic sheet 42, the other end of the locking push rod 41232 is fixedly connected with the fixed cover 41231, the locking plate 41233 is fixed at the middle section of the locking push rod 41232, a plurality of locking heads 41234 are arranged on the side wall of the locking plate 41233, the locking heads 41234 abut against the locking convex racks 41235, and the locking convex racks 41235 are fixed on the inner wall of the locking hole 4122, so as to realize sliding and fixing of the elastic sheet 42 relative to the rotating locking mechanism 41.
In this application, the fixing mechanism 412 including the fixing housing 4121, the locking hole 4122 and the elastic locking portion 4123 is provided, and meanwhile, the elastic locking portion 4123 including the fixing cover 41231, the locking push rod 41232, the locking plate 41233, the locking head 41234 and the locking convex rack 41235 is utilized, the elastic locking portion 4123 is rotated onto the sliding rack 21 of the injection push rod 2 corresponding to the required injection speed through the rotating disk 411, then the locking head 41234 of the elastic locking portion 4123 and the locking convex rack 41235 are utilized to realize the abutting and fixing of the locking plate 41233 between the locking convex rack 41235, the locking push rod 41232 is pushed by pushing the fixing cover 41231 to realize the sliding of the locking plate 41233 on the locking convex rack 41235, so that the locking push rod 41232 drives the elastic piece 42 to stretch through the locking hole 4122, and then the elastic piece 42 can abut onto the sliding rack 21 of the injection push rod 2 or the elastic piece 42 is separated from the sliding rack 21, so that the elastic piece 42 abuts against and is separated from the sliding rack 21, the sliding rack 21 is realized, the sliding speed of different sliding racks 21 is realized, and the sliding speed and the sliding rack 21 can be controlled against the sliding rack 42.
Preferably, the locking head 41234 includes a triangular locking block 412341, a locking spring 412342 and a locking groove 412343; the locking groove 412343 is fixed on the side wall of the locking plate 41233, one end of the locking spring 412342 is fixed in the locking groove 412343, the other end of the locking spring 412342 is fixedly connected with the triangular locking block 412341, and the opening end of the locking groove 412343 is provided with a locking baffle 412344 for realizing that the triangular locking block 412341 freely stretches out of the locking groove 412343, wherein the length of the locking baffle 412344 is 1/5 of the length of the bottom of the triangular locking block 412341, and the locking baffle 412344 is symmetrically arranged relative to the horizontal plane where the axial lead of the locking groove 412343 is located.
In the application, by arranging the locking head 41234 comprising the triangular locking block 412341, the locking spring 412342 and the locking groove 412343, and arranging the locking baffle 412344 at the opening end of the locking groove 412343, the triangular locking block 412341 can reciprocate in the locking groove 412343 by utilizing the locking spring 412342, and the triangular locking block 412341 can be blocked due to the existence of the locking baffle 412344, so that the triangular locking block 412341 can freely stretch and retract, thereby the locking head 41234 can be freely fixed and separated in the locking convex rack 41235, the fixation of the driving locking plate 41233 of the locking head 41234 on the locking push rod 41232 is realized, the positioning of the elastic piece 42 at the tail end of the locking push rod 41232 on the sliding rack 21 of the injection push rod 2 is realized,
in some alternative embodiments, the injection catheter 7 comprises a straight catheter 71 and three arc-shaped catheters 72 in sequential communication, the three arc-shaped catheters 72 comprising a first arc-shaped catheter 721, a second arc-shaped catheter 722, and a third arc-shaped catheter 723 in sequential communication; the first arc-shaped duct 721 has an axial length L1 along the straight duct 71, the second arc-shaped duct 722 has an axial length L2 along the straight duct 71, and the third arc-shaped duct 723 has an axial length L3 along the straight duct 71.
Further, the ratio of the L1 to the L2 to the L3=1-6:7-9:4-8.
In the application, the positive effects of limiting the ratio of the axial length of the first section arc-shaped catheter 721, the axial length of the second section arc-shaped catheter 722 and the axial length of the third section arc-shaped catheter 723 to be 1-6:7-9:4-8 are that the ligament can be positioned according to the faces of patients with different ages or head types within the range of the ratio, and limiting the specific point positions of the nodes of the arc-shaped catheters on the faces of the patients, such as the nodes of the first section arc-shaped catheter 721 and the second section arc-shaped catheter 722 are arranged at the zygomatic processes of the patients, and the nodes of the second section arc-shaped catheter 722 and the third section arc-shaped catheter 723 are arranged at the symmetrical zygomatic processes of the patients, so that the specific positions of the facial ligaments can be rapidly determined through the winding of the arc-shaped catheters, thereby being convenient and accurate; when the ratio is greater or less than the end point of the range, the adverse effect is that the part of the arc-shaped catheter is too long, the winding stage will cause the inner wall of the catheter to squeeze or loosen, the specific position of the facial ligament cannot be determined, and the injection of the medicine is affected.
Alternatively, the liquid outlet of the third arc-shaped catheter 723 is communicated with the liquid inlet of the injection needle 6, and the opening direction of the liquid outlet of the third arc-shaped catheter 723 is parallel to the straight catheter 71.
In this application, injection of the drug after positioning is facilitated by defining the opening direction of the liquid outlet of the third segment of arcuate catheter 723.
In some alternative embodiments, the liquid inlets of the first arc-shaped duct 721, the second arc-shaped duct 722 and the third arc-shaped duct 723 are provided with reinforcing elastic rings 724 for increasing the bending strength of the arc-shaped duct.
In this application, through setting up the reinforcement elastic ring 724 to the inlet of arc pipe to strengthen the buckling of arc pipe at the facial ligament location in-process, guarantee the smooth injection of medicine, can also act as the location mark simultaneously, further make things convenient for the concrete position of confirm facial ligament.
In some alternative embodiments, the liquid inlet of the straight conduit 71 is screwed to the liquid outlet of the syringe 1.
In this application, through threaded connection's straight pipe 71 and syringe 1, can then conveniently change and wash medicine storage unit and medicine injection unit, improve the holistic practical characteristic and the sustainability of device.
In some alternative embodiments, the plane of the other end of the injection piston 3 is a conical surface.
In this application, through the setting of injection piston 3's propelling surface toper face to make things convenient for the medicine to release syringe 1, can cooperate injection push rod 2, further improve the accuracy control to the medicine injection speed.
Example 1
An injection device for ligament support lifting, comprising:
a medicine storage unit comprising a syringe 1, an injection push rod 2, an injection piston 3 and a rotary classification part 4; the injection push rod 2 is sleeved in the injection tube 1, the end part of the injection push rod 2 is fixedly connected with the injection piston 3, the injection piston 3 is abutted against the inner wall of the injection tube 1, the injection push rod 2 is provided with a plurality of sliding racks 21, and the sliding racks 21 are arranged on the side wall of the injection push rod 2 and extend along the axial direction of the injection push rod 2; the tooth pitches of the sliding racks 21 are different;
the rotation grading part 4 comprises a rotation locking mechanism 41 and an elastic piece 42, the rotation locking mechanism 41 is fixed at the inlet end of the injection tube 1, the elastic piece 42 is fixed on the rotation locking mechanism 41, the elastic piece 42 abuts against any sliding rack 21, and the lower surface of teeth of the sliding rack 21 is an inclined plane;
the medicine injection unit comprises an injection joint 5, an injection catheter 7 and an injection needle 6 which are sequentially communicated, and a liquid inlet of the injection joint 5 is fixedly connected with a liquid outlet of the injection tube 1.
Example 2
Comparing example 2 with example 1, example 2 differs from example 1 only in that:
in order to ensure the fixing and separating effect of the rotation locking mechanism 41 on the elastic piece 42, the present application further performs specific refinement setting on the rotation classifying portion 4, and details are as follows:
the rotation locking mechanism 41 includes a rotation plate 411 and a fixing mechanism 412, the rotation plate 411 is fixed at an inlet end of the syringe 1, the fixing mechanism 412 includes a fixing housing 4121, a locking hole 4122 and an elastic locking portion 4123, the fixing housing 4121 is rotationally connected with the rotation plate 411, the locking hole 4122 is penetrated in a side wall of the fixing housing 4121, the elastic locking portion 4123 is arranged in the locking hole 4122, and one end of the elastic locking portion 4123 is fixedly connected with the elastic sheet 42.
Meanwhile, in order to ensure that the elastic locking portion 4123 can accurately drive the elastic piece 42 to slide up and down and fix, the elastic locking portion 4123 includes a fixed cover 41231, a locking push rod 41232, a locking plate 41233, a locking head 41234 and a locking convex rack 41235;
one end of the locking push rod 41232 is fixedly connected with the elastic sheet 42, the other end of the locking push rod 41232 is fixedly connected with the fixed cover 41231, the locking plate 41233 is fixed at the middle section of the locking push rod 41232, a plurality of locking heads 41234 are arranged on the side wall of the locking plate 41233, the locking heads 41234 are abutted against the locking convex racks 41235, and the locking convex racks 41235 are fixed on the inner wall of the locking hole 4122 so as to realize sliding and fixing of the elastic sheet 42 relative to the rotating locking mechanism 41.
And further, to enable the lock plate 41233 to slide and disengage over the lock racks 41235 of the lock holes 4122, the lock head 41234 includes a triangular lock block 412341, a lock spring 412342, and a lock groove 412343; the locking groove 412343 is fixed on the side wall of the locking plate 41233, one end of the locking spring 412342 is fixed in the locking groove 412343, the other end of the locking spring 412342 is fixedly connected with the triangular locking block 412341, the opening end of the locking groove 412343 is provided with a locking baffle 412344 for enabling the triangular locking block 412341 to freely extend out of the locking groove 412343, the length of the locking baffle 412344 is 1/5 of the length of the bottom of the triangular locking block 412341, and the locking baffle 412344 is symmetrically arranged relative to the horizontal plane where the axial lead of the locking groove 412343 is located.
Example 3
Comparing example 3 with example 1, example 3 differs from example 1 only in that:
in order to further improve the accuracy of the positioning of the facial ligament, the present application further defines the length of the arcuate catheter, and specifically includes: the injection catheter 7 comprises a straight catheter 71 and three arc-shaped catheters 72 which are communicated in sequence, wherein the three arc-shaped catheters 72 comprise a first arc-shaped catheter 721, a second arc-shaped catheter 722 and a third arc-shaped catheter 723 in sequence; the first arc-shaped duct 721 has an axial length L1 along the straight duct 71, the second arc-shaped duct 722 has an axial length L2 along the straight duct 71, and the third arc-shaped duct 723 has an axial length L3 along the straight duct 71.
In order to further improve the rationality of positioning, L1:L2:L3=5:8:6, thereby being capable of conveniently and rapidly positioning the faces of patients with different ages and different head types through setting the length proportion.
Example 4
Comparing example 4 with example 3, example 4 differs from example 3 only in that:
in order to guarantee the convenience of injection, this application still prescribes a limit to the liquid outlet of arc pipe, specifically includes:
the liquid outlet of the third arc-shaped catheter 723 is communicated with the liquid inlet of the injection needle 6, and the opening direction of the liquid outlet of the third arc-shaped catheter 723 is parallel to the straight catheter 71.
Example 5
Comparing example 5 with example 3, example 5 differs from example 3 only in that:
L1∶L2∶L3＝1∶7∶4。
example 6
Comparing example 6 with example 3, example 6 differs from example 3 only in that:
L1∶L2∶L3＝6∶9∶8。
example 7
Comparing example 7 with example 1, example 7 differs from example 1 in that:
in order to ensure the easy replacement and convenient cleaning degree of the whole injection device, the application also defines the connection relation between the medicine storage unit and the medicine injection unit, and specifically comprises the following steps: the liquid inlet of the straight conduit 71 is connected with the liquid outlet of the injection tube 1 in a threaded manner.
Example 8
Comparing example 8 with example 1, example 8 differs from example 1 only in that:
in order to ensure that the residual quantity of the injected medicine is reduced, and simultaneously ensure the accuracy of the injection speed of the medicine, the injection piston 3 is further provided with the following specific steps:
the other end plane of the injection piston 3 is a conical surface.
One or more technical solutions in the embodiments of the present invention at least have the following technical effects or advantages:
(1) The application provides an injection device, inject the unit through prescribing a limit to medicine storage unit and medicine injection unit respectively, through setting up including syringe 1, injection push rod 2, injection piston 3 and rotate the medicine storage unit of classifying portion 4, the reuse includes rotation locking mechanical system 41 and elastic piece 42 rotates classifying portion 4, dodge the action through elastic piece 42 and the slip rack 21 that sets up at injection push rod 2 elasticity, because the even characteristic of distribution of slip rack 21, can drive the medicine into the sick department according to certain speed in the action process is dodged to elasticity, thereby realize the control of injection velocity, the rethread includes injection joint 5, injection needle 6 and injection pipe 7's medicine injection unit, owing to injection pipe 7 has divided into straight pipe 71 and a plurality of segmentation arc pipe 72, through the folding effect of arc pipe, can pinpoint out sick affected part, thereby make things convenient for injection needle 6 to pierce the skin and avoid the damage that blunt needle puncture caused, thereby realize the purpose to the injection degree of difficulty reduction of medicine for the ligament to promote.
(2) The injection device provided by the application can rapidly inject the medicine at a stable rate and with accurate ligament positioning, so that the operation is simple, and even if experience is insufficient or doctors with shorter medical years can simply and conveniently operate.
(3) The injection device that this application provided, because injection piston 3 will keep the gas tightness, consequently injection piston 3 needs to hug closely the pipe wall, guarantees the gas tightness, and makes injection push rod 2 rotate more difficultly like this, consequently through using rotation locking mechanical system 41 as the core, can effectually avoid causing the liquid medicine to reveal or remain to injection push rod 2's rotation, drag rotation locking mechanical system 41 and rotate the locking to make things convenient for the doctor to operate.
(4) The injection device provided by the application can combine injection and ligament location into one through the N sections of injection catheters 72 that set up, makes things convenient for doctor to judge accurately to can guarantee on the basis of the speed of injection, also can guarantee the accuracy of ligament location.
It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The foregoing is only a specific embodiment of the invention to enable those skilled in the art to understand or practice the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. An injection device for ligament support lifting, the device comprising:
the medicine storage unit comprises an injection tube (1), an injection push rod (2), an injection piston (3) and a rotation grading part (4); the injection push rod (2) is sleeved in the injection tube (1), the end part of the injection push rod (2) is fixedly connected with the injection piston (3), the injection piston (3) is abutted against the inner wall of the injection tube (1), the injection push rod (2) is provided with a plurality of sliding racks (21), and the sliding racks (21) are arranged on the side wall of the injection push rod (2) and extend along the axial direction of the injection push rod (2); the tooth pitches of the sliding racks (21) are different;
the rotary classifying part (4) comprises a rotary locking mechanism (41) and an elastic sheet (42), the rotary locking mechanism (41) is fixed at the inlet end of the injection tube (1), the elastic sheet (42) is fixed on the rotary locking mechanism (41), the elastic sheet (42) abuts against any sliding rack (21), and the lower surface of teeth of the sliding rack (21) is an inclined plane;
the medicine injection unit comprises an injection joint (5), an injection catheter (7) and an injection needle (6) which are sequentially communicated, wherein a liquid inlet of the injection joint (5) is fixedly connected with a liquid outlet of the injection tube (1);
the injection catheter (7) comprises a straight catheter (71) and three arc-shaped catheters (72) which are communicated in sequence, wherein the three arc-shaped catheters (72) comprise a first arc-shaped catheter (721), a second arc-shaped catheter (722) and a third arc-shaped catheter (723); the axial length of the first section arc-shaped duct (721) along the straight duct (71) is L1, the axial length of the second section arc-shaped duct (722) along the straight duct (71) is L2, and the axial length of the third section arc-shaped duct (723) along the straight duct (71) is L3; at said L1: the L2: in the proportion range of L3=1-6:7-9:4-8, the ligament is positioned according to the faces of patients with different ages or head types, the point positions of the nodes of the arc-shaped catheters are limited on the faces of the patients, the nodes of the first section of arc-shaped catheter (721) and the second section of arc-shaped catheter (722) are arranged at the zygomatic processes of the patients, and the nodes of the second section of arc-shaped catheter (722) and the third section of arc-shaped catheter (723) are arranged at the symmetrical zygomatic processes of the patients, so that the positions of the facial ligaments are determined through the winding of the arc-shaped catheters.
2. The injection device according to claim 1, wherein the rotation locking mechanism (41) comprises a rotation disc (411) and a fixing mechanism (412), the rotation disc (411) is fixed at an inlet end of the injection tube (1), the fixing mechanism (412) comprises a fixing housing (4121), a locking hole (4122) and an elastic locking part (4123), the fixing housing (4121) is rotationally connected with the rotation disc (411), the locking hole (4122) is penetrated through a side wall of the fixing housing (4121), the elastic locking part (4123) is arranged in the locking hole (4122), and one end of the elastic locking part (4123) is fixedly connected with the elastic sheet (42).
3. The injection device according to claim 2, wherein the resilient locking portion (4123) comprises a fixed cover (41231), a locking push rod (41232), a locking plate (41233), a locking head (41234) and a locking male rack (41235);
locking push rod (41232) one end fixed connection elastic sheet (42), the other end fixed connection of locking push rod (41232) fixed cover (41231), the middle section of locking push rod (41232) is fixed with locking plate (41233), the lateral wall of locking plate (41233) all is equipped with a plurality of locking head (41234), locking head (41234) butt locking convex rack (41235), locking convex rack (41235) are fixed the inner wall of locking hole (4122) for realize the slip and the fixed of elastic sheet (42) relative rotation locking mechanism (41).
4. An injection device according to claim 3, wherein the locking head (41234) comprises a triangular locking block (412341), a locking spring (412342) and a locking groove (412343); the locking groove (412343) is fixed on the side wall of the locking plate (41233), one end of the locking spring (412342) is fixed in the locking groove (412343), the other end of the locking spring (412342) is fixedly connected with the triangular locking block (412341), and a locking baffle (412344) is arranged at the opening end of the locking groove (412343) so as to enable the triangular locking block (412341) to freely extend out of the locking groove (412343).
5. The injection device according to claim 1, wherein the liquid outlet of the third arc-shaped duct (723) is communicated with the liquid inlet of the injection needle (6), and the opening direction of the liquid outlet of the third arc-shaped duct (723) is parallel to the straight duct (71).
6. The injection device according to claim 1, wherein the liquid inlets of the first (721), second (722) and third (723) arcuate catheters are provided with stiffening elastic rings (724) for increasing the bending strength of the arcuate catheters.
7. The injection device according to claim 1, wherein the inlet of the straight conduit (71) is screwed to the outlet of the injection tube (1).
8. Injection device according to claim 1, characterized in that the plane of the other end of the injection piston (3) is a conical surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111536111.0A CN114272469B (en) | 2021-12-14 | 2021-12-14 | Injection device for ligament support lifting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111536111.0A CN114272469B (en) | 2021-12-14 | 2021-12-14 | Injection device for ligament support lifting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114272469A CN114272469A (en) | 2022-04-05 |
| CN114272469B true CN114272469B (en) | 2024-04-05 |
Family
ID=80872621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111536111.0A Active CN114272469B (en) | 2021-12-14 | 2021-12-14 | Injection device for ligament support lifting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114272469B (en) |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101516300A (en) * | 2006-08-04 | 2009-08-26 | Ric投资有限责任公司 | Nasal and oral patient interface |
| CN104394905A (en) * | 2012-07-03 | 2015-03-04 | 里程碑科技有限公司 | Drug infusion with pressure sensing and non-continuous flow with indentification of and injection into fluid-filled anatomic spaces |
| CN104783873A (en) * | 2015-04-22 | 2015-07-22 | 张洪涛 | Guide device for coracoclavicular ligament reconstruction |
| CN105102048A (en) * | 2013-03-15 | 2015-11-25 | 费雪派克医疗保健有限公司 | Nasal cannula assemblies and related parts |
| CN108309508A (en) * | 2018-01-23 | 2018-07-24 | 上海利格泰生物科技有限公司 | Coracoclavicular ligament rebuilds positioning device |
| CN110545864A (en) * | 2017-03-16 | 2019-12-06 | 诺瓦提斯公司 | Needle ejecting and retracting mechanism and injection device |
| CN111032124A (en) * | 2017-07-21 | 2020-04-17 | 贝克顿迪金森法国公司 | Auxiliary injection device for injecting a composition contained in a medical container |
| CN210355562U (en) * | 2018-12-27 | 2020-04-21 | 福州比华利美容医院有限公司 | No trace is bitten muscle skin ligament and is supported promotion syringe needle |
| CN210355648U (en) * | 2018-12-27 | 2020-04-21 | 福州比华利美容医院有限公司 | Moulding syringe needle that fills is injected through oral cavity nose point |
| CN211485092U (en) * | 2019-12-10 | 2020-09-15 | 西安眼得乐医疗科技有限公司 | Intraocular lens implantation system capable of being operated by single hand and accurately controlling feeding amount |
| CN113041457A (en) * | 2021-02-25 | 2021-06-29 | 广东思敏医疗器械科技有限公司 | Syringe |
| CN213697165U (en) * | 2020-10-22 | 2021-07-16 | 金京日 | Three-dimensional positioning guiding internal fixer for treating ulna coronary fracture under arthroscope |
| CN213910278U (en) * | 2020-09-24 | 2021-08-10 | 华中科技大学同济医学院附属梨园医院 | Special stethoscope for cardiology department |
| CN214971270U (en) * | 2021-04-21 | 2021-12-03 | 曲靖市第一人民医院 | Radiopharmaceutical injection device for nuclear medicine science |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120101511A1 (en) * | 2010-10-21 | 2012-04-26 | Myungji You | Medical Apparatus for Dissociation of Epidural Adhesion and Diminution of Stenosis of Intervertebral Foramen |
| US10894149B2 (en) * | 2016-03-08 | 2021-01-19 | Acclarent, Inc. | Dilation catheter assembly with adjustment features |
-
2021
- 2021-12-14 CN CN202111536111.0A patent/CN114272469B/en active Active
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101516300A (en) * | 2006-08-04 | 2009-08-26 | Ric投资有限责任公司 | Nasal and oral patient interface |
| CN104394905A (en) * | 2012-07-03 | 2015-03-04 | 里程碑科技有限公司 | Drug infusion with pressure sensing and non-continuous flow with indentification of and injection into fluid-filled anatomic spaces |
| CN105102048A (en) * | 2013-03-15 | 2015-11-25 | 费雪派克医疗保健有限公司 | Nasal cannula assemblies and related parts |
| CN104783873A (en) * | 2015-04-22 | 2015-07-22 | 张洪涛 | Guide device for coracoclavicular ligament reconstruction |
| CN110545864A (en) * | 2017-03-16 | 2019-12-06 | 诺瓦提斯公司 | Needle ejecting and retracting mechanism and injection device |
| CN111032124A (en) * | 2017-07-21 | 2020-04-17 | 贝克顿迪金森法国公司 | Auxiliary injection device for injecting a composition contained in a medical container |
| CN108309508A (en) * | 2018-01-23 | 2018-07-24 | 上海利格泰生物科技有限公司 | Coracoclavicular ligament rebuilds positioning device |
| CN210355562U (en) * | 2018-12-27 | 2020-04-21 | 福州比华利美容医院有限公司 | No trace is bitten muscle skin ligament and is supported promotion syringe needle |
| CN210355648U (en) * | 2018-12-27 | 2020-04-21 | 福州比华利美容医院有限公司 | Moulding syringe needle that fills is injected through oral cavity nose point |
| CN211485092U (en) * | 2019-12-10 | 2020-09-15 | 西安眼得乐医疗科技有限公司 | Intraocular lens implantation system capable of being operated by single hand and accurately controlling feeding amount |
| CN213910278U (en) * | 2020-09-24 | 2021-08-10 | 华中科技大学同济医学院附属梨园医院 | Special stethoscope for cardiology department |
| CN213697165U (en) * | 2020-10-22 | 2021-07-16 | 金京日 | Three-dimensional positioning guiding internal fixer for treating ulna coronary fracture under arthroscope |
| CN113041457A (en) * | 2021-02-25 | 2021-06-29 | 广东思敏医疗器械科技有限公司 | Syringe |
| CN214971270U (en) * | 2021-04-21 | 2021-12-03 | 曲靖市第一人民医院 | Radiopharmaceutical injection device for nuclear medicine science |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114272469A (en) | 2022-04-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1607015A (en) | Single-use safety syringe | |
| CN111616778B (en) | Puncture needle fixing device for nephrology department | |
| JPS5822226B2 (en) | Laryngotracheal syringe | |
| CN209092410U (en) | A kind of novel precharging injection syringe of one-hand operation | |
| CN110522993A (en) | A kind of department of anesthesia's drug delivery device | |
| JP2007275191A (en) | Catheter introducing implement and medicine liquid injection apparatus using it | |
| CN114272469B (en) | Injection device for ligament support lifting | |
| CN202223679U (en) | Automatic controller for insulin pain-free injection | |
| US10463797B2 (en) | Incremental syringe | |
| US10286159B2 (en) | Medical injection assemblies for onabotulinumtoxina delivery and methods of use thereof | |
| CN215653120U (en) | Adjustable liquid medicine continuous quantitative injector | |
| CN107693895A (en) | Nerve block anesthesia is with injecting pump | |
| CN209347803U (en) | Pressure injection apparatus is quantified for the sinus type surface of a wound | |
| CN210009501U (en) | Novel special syringe of anus intestines branch of academic or vocational study | |
| CN208640969U (en) | A kind of anesthesia outfit | |
| US20200139055A1 (en) | Hollow needle with bendable hub system | |
| CN209187849U (en) | A kind of nose bile drainage tube with a scale | |
| CN211798035U (en) | Department of anesthesia is with uniting anesthesia pjncture needle | |
| KR200484467Y1 (en) | a module | |
| CN105105801B (en) | A kind of subcutaneous and muscular grafting device | |
| CN219127746U (en) | Disposable medical injector | |
| CN211157858U (en) | Be used for insulin pen to unload needle box | |
| CN210541957U (en) | Different-shaft driving type blood vessel stent conveying system | |
| CN208405725U (en) | A kind of multi-functional intracerebral hematoma drain tube containing how sub- pipe | |
| CN218980014U (en) | Remaining needle with core withdrawing limiting structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |