CN114344625A - Injection device for diabetic patients - Google Patents
Injection device for diabetic patients Download PDFInfo
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- CN114344625A CN114344625A CN202111558030.0A CN202111558030A CN114344625A CN 114344625 A CN114344625 A CN 114344625A CN 202111558030 A CN202111558030 A CN 202111558030A CN 114344625 A CN114344625 A CN 114344625A
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Abstract
The invention relates to the technical field of medical equipment and equipment, and discloses an injection device for patients with diabetes, wherein a rubber piston is arranged inside an injection tube, a push plate is fixedly arranged at the top of the rubber piston, a connecting tube is communicated with the center of the bottom of the injection tube, an auxiliary injection device is arranged outside the connecting tube, an injection needle is sleeved outside an injection port, an auxiliary propulsion device is arranged at the top of the injection tube, and scale marks are additionally arranged outside the injection tube, so that the purpose of automatically propelling the injection can be achieved through the additionally arranged auxiliary propulsion device, the phenomenon that the injection depth is not in place due to hand shaking or hand softness of middle-aged and elderly patients in the injection process is avoided, the treatment effect of medicines is reduced, the body health problem of the patients is influenced, the injection needle can be protected through the additionally arranged auxiliary injection device, and the psychological burden of the patients suffering from fainting is relieved, the injection effect of the medicine is ensured.
Description
Technical Field
The invention relates to the technical field of medical equipment, in particular to an injection device for diabetics.
Background
Diabetes mellitus is a group of metabolic diseases characterized by hyperglycemia, which is caused by defects in insulin secretion or impairment of biological actions thereof, or both, and chronic damage and dysfunction of tissues, organs and nerves due to hyperglycemia existing for a long time, and insulin injection using a special injection device is required for the treatment of diabetes mellitus.
The existing injection device is mostly a traditional injection syringe, because diabetes is commonly found in middle-aged and old people, the injection depth is not in place due to the fact that the hands of a patient shake or the hands are soft in the injection process, the treatment effect of medicines is reduced, the physical health of the patient is influenced, some patients have the condition of being sick with needles or being frightened about injection needles, the treatment time can be delayed due to excessive stress and fear in the heart, the physiological discomfort can also be caused, and therefore the injection device for the diabetes patients is provided.
Disclosure of Invention
Technical problem to be solved
In view of the deficiencies of the prior art, the present invention provides an injection device for diabetics to solve the problems of the background art described above.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: an injection device for diabetic patients comprises an injection tube, wherein a rubber piston is arranged inside the injection tube, a push plate is fixedly arranged at the top of the rubber piston, a piston rod is fixedly arranged at the center of the top of the push plate, a piston handle is arranged at the top of the piston rod, a connecting tube is communicated with the center of the bottom of the injection tube, an auxiliary injection device is arranged outside the connecting tube, an injection port is communicated with the center of the bottom of the connecting tube, an injection needle head is sleeved outside the injection port, an auxiliary propulsion device is arranged at the top of the injection tube, and scale marks are additionally arranged outside the injection tube;
supplementary advancing device includes first threaded rod and second threaded rod, the top and the bottom of first threaded rod and second threaded rod all rotate through bearing and supplementary advancing device's inner wall and are connected, be provided with the motor cavity between first threaded rod and the second threaded rod, the inside fixed mounting of motor cavity has small-size driving motor, the below of motor cavity is provided with first gear, the top center of first gear and small-size driving motor's the terminal fixed connection of rotor, the left and right sides of first gear meshes respectively and is connected with second gear and third gear, the outside at first threaded rod and second threaded rod is established and fixed to second gear and third gear cover respectively, supplementary advancing device's inside transversely is equipped with the limiting plate with.
Preferably, the auxiliary injection device comprises a telescopic sleeve and a telescopic pipe, the telescopic pipe is arranged at the bottom of the telescopic sleeve, an annular groove is formed in the bottom of the telescopic sleeve corresponding to the telescopic pipe, and the telescopic sleeve is sleeved outside the telescopic pipe.
Preferably, the diameters of the rubber piston and the push plate are consistent, and the diameters of the rubber piston and the push plate are matched with the inner diameter of the syringe.
Preferably, the center of the bottom of the piston handle is provided with a connecting hole, the inner diameter of the connecting hole is matched with the diameter of the piston rod, and the inner wall of the connecting hole is in threaded connection with the outer side of the upper part of the piston rod.
Preferably, telescopic's center is provided with the internal diameter size of through-hole and the diameter size looks adaptation of connecting pipe, the inner wall of through-hole is provided with the internal thread, the outside of connecting pipe adds and is equipped with the external screw thread, the inner wall of through-hole and the outside threaded connection of connecting pipe.
Preferably, the top fixed mounting of flexible pipe has annular guide block, the gliding annular guide way of confession annular guide block is seted up to the inner wall of annular groove, the inside equidistance of annular groove is provided with the spring, the one end of spring and the inner wall fixed connection of annular groove, the other end of spring and the top fixed connection of flexible pipe, the bottom fixed mounting of flexible pipe has the clamp plate, the internal diameter size of seting up injection orifice and injection orifice in the center of clamp plate slightly is greater than the diameter size of syringe needle.
Preferably, the inside of supplementary advancing device is provided with small-size power, supplementary advancing device's outside is provided with the controller, small-size driving motor and controller all link to each other with small-size power electrical property, the diameter size that notch and notch were seted up to supplementary advancing device's bottom is greater than the diameter size of piston rod.
Preferably, the piston handle sets up in the outside of first threaded rod and second threaded rod and the left and right sides of piston handle corresponds first threaded rod and second threaded rod and has all seted up the screw, the inner wall of screw respectively with the outside threaded connection of first threaded rod and second threaded rod.
(III) advantageous effects
Compared with the prior art, the injection device for the diabetic patient has the following beneficial effects:
1. this an injection device for diabetic patient, it is rotatory to be convenient for drive first gear through small-size driving motor through the supplementary advancing device who sets up, thereby drive the second gear and the third gear rotation that the meshing is connected simultaneously, because the second gear is established and fixed mounting in the outside of first threaded rod and second threaded rod with the third gear cover, make first threaded rod and second threaded rod synchronous rotation and drive the piston handle and carry out longitudinal motion, and then drive push pedal and rubber piston through the piston rod and remove, reach the purpose of automatic promotion injection, avoided in the injection process because middle-aged and old patient hand trembles or the soft injection depth that leads to of hand is not in place, thereby the treatment of medicine has been reduced, patient's healthy problem has been influenced.
2. The injection device for the diabetic patients is connected with the outside of the connecting pipe through the added auxiliary injection device and the screw thread, can play a role of shielding the injection needle, avoids the overstrain and fear in the heart of some patients caused by needle sickness or the fear of the injection needle, thereby causing the problem of body discomfort, ensuring the injection effect of the medicine, simultaneously, extruding the pressing plate after contacting with the skin, because the extension tube compresses the spring and compresses the extension tube to the inside of the annular groove under the matching action of the annular guide block and the annular guide groove, the injection needle penetrates into body tissues through the injection hole, thereby achieving the purpose of auxiliary injection, the added auxiliary injection device not only can play a role in protecting the injection needle, and moreover, the psychological burden of a patient during injection is relieved, and the injection effect of the medicine is further ensured.
Drawings
FIG. 1 is a schematic front view of the syringe of the present invention;
FIG. 2 is a schematic front view of the injection device of the present invention;
FIG. 3 is a schematic longitudinal sectional view of the auxiliary propulsion device of the present invention;
fig. 4 is a longitudinal sectional view schematically showing the auxiliary injection device of the present invention.
In the figure: 1. an injection tube; 2. a rubber piston; 3. pushing the plate; 4. a piston rod; 5. a piston handle; 6. a connecting pipe; 7. an auxiliary injection device; 8. an injection port; 9. an injection needle; 10. an auxiliary propulsion device; 11. scale lines; 12. a first threaded rod; 13. a second threaded rod; 14. a bearing; 15. a motor chamber; 16. a small drive motor; 17. a first gear; 18. a second gear; 19. a third gear; 20. a limiting plate; 21. a telescopic sleeve; 22. a telescopic pipe; 23. an annular groove; 24. an external thread; 25. an annular guide block; 26. an annular guide groove; 27. a spring; 28. pressing a plate; 29. an injection hole; 30. a notch.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in figures 1 and 2, the invention provides a technical scheme, which is an injection device for diabetic patients, comprising an injection tube 1, wherein a rubber piston 2 is arranged inside the injection tube 1, a push plate 3 is fixedly arranged at the top of the rubber piston 2, the diameters of the rubber piston 2 and the push plate 3 are consistent, the diameters of the rubber piston 2 and the push plate 3 are matched with each other, the inner diameter of the rubber piston 2 and the push plate 3 is matched with the inner diameter of the injection tube 1, a piston rod 4 is fixedly arranged at the center of the top of the push plate 3, a piston handle 5 is arranged at the top of the piston rod 4, a connecting hole is arranged at the center of the bottom of the piston handle 5, the inner diameter of the connecting hole is matched with the diameter of the piston rod 4, the inner wall of the connecting hole is in threaded connection with the outer side of the upper part of the piston rod 4, the injector can be conveniently replaced by the threaded connection of the piston rod 4 and the piston handle 5, a connecting tube 6 is communicated with the center of the bottom of the injection tube 1, and an auxiliary injection device 7 is arranged outside the connecting tube 6, the bottom center intercommunication of connecting pipe 6 has injection port 8, and the outside cover of injection port 8 is equipped with injection syringe needle 9, and the top of injection tube 1 is provided with supplementary advancing device 10, and the outside of injection tube 1 adds and is equipped with scale mark 11, adds the scale mark 11 of establishing and is convenient for observe the injection volume of medicine.
As shown in fig. 3, the auxiliary propulsion device 10 includes a first threaded rod 12 and a second threaded rod 13, the top and the bottom of the first threaded rod 12 and the second threaded rod 13 are rotatably connected with the inner wall of the auxiliary propulsion device 10 through a bearing 14, a motor chamber 15 is arranged between the first threaded rod 12 and the second threaded rod 13, a small-sized driving motor 16 is fixedly installed inside the motor chamber 15, a first gear 17 is arranged below the motor chamber 15, the top center of the first gear 17 is fixedly connected with the end of a rotor of the small-sized driving motor 16, the left and right sides of the first gear 17 are respectively engaged and connected with a second gear 18 and a third gear 19, the second gear 18 and the third gear 19 are respectively sleeved and fixed outside the first threaded rod 12 and the second threaded rod 13, the piston handle 5 is arranged outside the first threaded rod 12 and the second threaded rod 13, and the left and right sides of the piston handle 5 are both provided with screw holes corresponding to the first threaded rod 12 and the second threaded rod 13, the inner wall of the screw hole is respectively in threaded connection with the outer portions of the first threaded rod 12 and the second threaded rod 13, a limiting plate 20 is transversely additionally arranged inside the auxiliary propulsion device 10, a small-sized power supply is arranged inside the auxiliary propulsion device 10, a controller is arranged outside the auxiliary propulsion device 10, a small-sized driving motor 16 and the controller are both electrically connected with the small-sized power supply, a notch 30 is formed in the bottom of the auxiliary propulsion device 10, the diameter of the notch 30 is larger than that of the piston rod 4, the auxiliary propulsion device 10 is arranged to drive the first gear 17 to rotate through the small-sized driving motor 16, so that the second gear 18 and the third gear 19 which are in meshed connection are driven to rotate at the same time, and the second gear 18 and the third gear 19 are sleeved and fixedly installed on the outer portions of the first threaded rod 12 and the second threaded rod 13, so that the first threaded rod 12 and the second threaded rod 13 synchronously rotate and drive the piston handle 5 to move longitudinally, and then drive push pedal 3 and rubber piston 2 through piston rod 4 and remove, reach the purpose of automatic promotion injection, avoided because the middle-aged and old patient hand trembles or the soft injection depth that leads to of hand not in place at the injection in-process to reduce the treatment effect of medicine, influenced patient's healthy problem.
As shown in fig. 4, the auxiliary injection device 7 includes a telescopic sleeve 21 and a telescopic tube 22, the telescopic tube 22 is disposed at the bottom of the telescopic sleeve 21, the bottom of the telescopic sleeve 21 is provided with an annular groove 23 corresponding to the telescopic tube 22, the telescopic sleeve 21 is sleeved outside the telescopic tube 22, the center of the telescopic sleeve 21 is provided with a through hole, the inner diameter of the through hole is matched with the diameter of the connecting tube 6, the inner wall of the through hole is provided with an internal thread, the outside of the connecting tube 6 is provided with an external thread 24, the inner wall of the through hole is in threaded connection with the outside of the connecting tube 6, the top of the telescopic tube 22 is fixedly provided with an annular guide block 25, the inner wall of the annular groove 23 is provided with an annular guide groove 26 for the annular guide block 25 to slide, springs 27 are equidistantly disposed inside the annular groove 23, one end of each spring 27 is fixedly connected with the inner wall of the annular groove 23, and the other end of each spring 27 is fixedly connected with the top of the telescopic tube 22, the bottom of the extension tube 22 is fixedly provided with a pressing plate 28, the center of the pressing plate 28 is provided with an injection hole 29, the inner diameter of the injection hole 29 is slightly larger than the diameter of the injection needle 9, the auxiliary injection device 7 is additionally arranged and is connected outside the connecting tube 6 in a threaded manner, so that the replacement of the injector is convenient, the effect of shielding the injection needle 9 is achieved, the problem that some patients feel excessively nervous and afraid in mind due to needle sickness or fear of the injection needle 9 is avoided, and the discomfort of the body is caused is solved, the medicine injection effect is ensured, meanwhile, the pressing plate 28 is contacted with the skin and then extruded, as the extension tube 22 compresses the spring 27 and the extension tube 22 is compressed into the annular groove 23 under the sliding fit action of the annular guide block 25 and the annular guide groove 26, so that the injection needle 9 penetrates into the body tissue through the injection hole 29, thereby reach the purpose of supplementary injection, add the supplementary injection device 7 of establishing and not only can play the guard action to syringe needle 9, alleviateed patient's psychological burden when the injection moreover, further guaranteed the injection effect of medicine.
The working principle of the device is as follows: firstly, the piston handle 5 is moved to the bottom of the auxiliary propulsion device 10 by using the small-sized driving motor 16, then the top of the piston rod 4 of the injector is pulled out and is screwed with a connecting hole at the center of the bottom of the piston handle 5 through the notch 30, then the small-sized driving motor 16 is controlled to rotate, the first gear 17 is driven to rotate by the small-sized driving motor 16, so as to simultaneously drive the second gear 18 and the third gear 19 which are meshed and connected to rotate, because the second gear 18 and the third gear 19 are sleeved and fixedly arranged outside the first threaded rod 12 and the second threaded rod 13, the first threaded rod 12 and the second threaded rod 13 synchronously rotate and drive the piston handle 5 to longitudinally move, further the push plate 3 and the rubber piston 2 are driven by the piston rod 4 to move to the bottom of the injection tube 1, then the small-sized driving motor 16 is controlled to reversely rotate to draw, and the medicine is pumped into the injection tube 1 through the injection needle 9, then the injection needle 9 is penetrated into the injection part, the small-sized driving motor 16 is controlled to rotate again to achieve the purpose of automatically pushing the medicine for injection, the problem that the injection depth is not in place due to the fact that middle-aged and elderly patients shake hands or the hands are soft in the injection process is avoided, the treatment effect of the medicine is reduced, and the body health of the patients is affected is solved, if the patients have the symptom of needle sickness, the auxiliary injection device 7 can be connected with the connecting pipe 6 in a screwing mode, then the pressing plate 28 is contacted with the injection part and extrudes, the extension pipe 22 compresses the spring 27 under the sliding fit action of the annular guide block 25 and the annular guide groove 26 to the inside of the annular groove 23, so that the injection needle 9 penetrates into the body tissue through the injection hole 29, the purpose of auxiliary injection is achieved, the additionally arranged auxiliary injection device 7 not only can play a role in protecting the injection needle 9, and the auxiliary injection device 7 shields the injection needle 9, so that the psychological burden of a patient during injection is relieved, and the injection effect of the medicine is further ensured.
It is noted that, in the text, 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. Also, 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.
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 injection device for diabetics comprising a syringe (1), characterized in that: a rubber piston (2) is arranged inside the injection tube (1), a push plate (3) is fixedly mounted at the top of the rubber piston (2), a piston rod (4) is fixedly mounted at the center of the top of the push plate (3), a piston handle (5) is arranged at the top of the piston rod (4), a connecting tube (6) is communicated with the center of the bottom of the injection tube (1), an auxiliary injection device (7) is arranged outside the connecting tube (6), an injection port (8) is communicated with the center of the bottom of the connecting tube (6), an injection needle (9) is sleeved outside the injection port (8), an auxiliary propulsion device (10) is arranged at the top of the injection tube (1), and a scale mark (11) is additionally arranged outside the injection tube (1);
the auxiliary propelling device (10) comprises a first threaded rod (12) and a second threaded rod (13), the tops and the bottoms of the first threaded rod (12) and the second threaded rod (13) are rotatably connected with the inner wall of the auxiliary propelling device (10) through bearings (14), a motor cavity (15) is arranged between the first threaded rod (12) and the second threaded rod (13), a small driving motor (16) is fixedly arranged inside the motor cavity (15), a first gear (17) is arranged below the motor cavity (15), the top center of the first gear (17) is fixedly connected with the tail end of a rotor of the small driving motor (16), the left side and the right side of the first gear (17) are respectively connected with a second gear (18) and a third gear (19) in a meshing manner, the second gear (18) and the third gear (19) are respectively sleeved and fixed outside the first threaded rod (12) and the second threaded rod (13), and a limiting plate (20) is transversely additionally arranged in the auxiliary propelling device (10).
2. The injection device for diabetics of claim 1, further comprising: the auxiliary injection device (7) comprises a telescopic sleeve (21) and a telescopic pipe (22), the telescopic pipe (22) is arranged at the bottom of the telescopic sleeve (21), an annular groove (23) is formed in the bottom of the telescopic sleeve (21) corresponding to the telescopic pipe (22), and the telescopic sleeve (21) is sleeved outside the telescopic pipe (22).
3. The injection device for diabetics of claim 1, further comprising: the diameters of the rubber piston (2) and the push plate (3) are consistent, and the diameters of the rubber piston (2) and the push plate (3) are matched with the inner diameter of the injection cylinder (1).
4. The injection device for diabetics of claim 1, further comprising: the piston is characterized in that a connecting hole is formed in the center of the bottom of the piston handle (5), the inner diameter of the connecting hole is matched with the diameter of the piston rod (4), and the inner wall of the connecting hole is in threaded connection with the outer side of the upper portion of the piston rod (4).
5. The injection device for diabetics of claim 2, further comprising: the center of telescope tube (21) is provided with the internal diameter size of through-hole and the diameter size looks adaptation of connecting pipe (6), the inner wall of through-hole is provided with the internal thread, the outside of connecting pipe (6) is with being equipped with external screw thread (24), the inner wall of through-hole and the outside threaded connection of connecting pipe (6).
6. The injection device for diabetics of claim 2, further comprising: the top fixed mounting of flexible pipe (22) has annular guide block (25), the gliding annular guide way (26) of confession annular guide block (25) are seted up to the inner wall of annular groove (23), the inside equidistance of annular groove (23) is provided with spring (27), the one end of spring (27) and the inner wall fixed connection of annular groove (23), the other end of spring (27) and the top fixed connection of flexible pipe (22), the bottom fixed mounting of flexible pipe (22) has clamp plate (28), the internal diameter size that injection orifice (29) and injection orifice (29) were seted up at the center of clamp plate (28) slightly is greater than the diameter size of injection needle (9).
7. The injection device for diabetics of claim 1, further comprising: the inside of supplementary advancing device (10) is provided with small-size power, the outside of supplementary advancing device (10) is provided with the controller, small-size driving motor (16) and controller all link to each other with small-size power electrical property, the diameter size that notch (30) and notch (30) were seted up to the bottom of supplementary advancing device (10) is greater than the diameter size of piston rod (4).
8. The injection device for diabetics of claim 1, further comprising: piston handle (5) set up in the outside of first threaded rod (12) and second threaded rod (13) and the left and right sides of piston handle (5) correspond first threaded rod (12) and second threaded rod (13) and have all seted up the screw, the inner wall of screw respectively with the outside threaded connection of first threaded rod (12) and second threaded rod (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111558030.0A CN114344625B (en) | 2021-12-20 | 2021-12-20 | Injection device for diabetic patients |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111558030.0A CN114344625B (en) | 2021-12-20 | 2021-12-20 | Injection device for diabetic patients |
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| Publication Number | Publication Date |
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| CN114344625A true CN114344625A (en) | 2022-04-15 |
| CN114344625B CN114344625B (en) | 2022-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111558030.0A Active CN114344625B (en) | 2021-12-20 | 2021-12-20 | Injection device for diabetic patients |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116328102A (en) * | 2023-05-31 | 2023-06-27 | 四川省医学科学院·四川省人民医院 | Injection device for diabetes |
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| CN2678669Y (en) * | 2004-02-22 | 2005-02-16 | 薛伯钱 | Dispoasble automatic syringe |
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| CN114344625B (en) | 2022-12-20 |
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