CN116328102B - Injection device for diabetes - Google Patents
Injection device for diabetes Download PDFInfo
- Publication number
- CN116328102B CN116328102B CN202310627657.XA CN202310627657A CN116328102B CN 116328102 B CN116328102 B CN 116328102B CN 202310627657 A CN202310627657 A CN 202310627657A CN 116328102 B CN116328102 B CN 116328102B
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- Prior art keywords
- main shell
- needle
- diabetes
- injection
- injection device
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Links
- 238000002347 injection Methods 0.000 title claims abstract description 54
- 239000007924 injection Substances 0.000 title claims abstract description 54
- 206010012601 diabetes mellitus Diseases 0.000 title claims abstract description 22
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims description 39
- 239000004033 plastic Substances 0.000 claims description 12
- 239000004793 Polystyrene Substances 0.000 claims description 4
- 229920002223 polystyrene Polymers 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000005303 weighing Methods 0.000 claims 1
- NOESYZHRGYRDHS-UHFFFAOYSA-N insulin Chemical compound N1C(=O)C(NC(=O)C(CCC(N)=O)NC(=O)C(CCC(O)=O)NC(=O)C(C(C)C)NC(=O)C(NC(=O)CN)C(C)CC)CSSCC(C(NC(CO)C(=O)NC(CC(C)C)C(=O)NC(CC=2C=CC(O)=CC=2)C(=O)NC(CCC(N)=O)C(=O)NC(CC(C)C)C(=O)NC(CCC(O)=O)C(=O)NC(CC(N)=O)C(=O)NC(CC=2C=CC(O)=CC=2)C(=O)NC(CSSCC(NC(=O)C(C(C)C)NC(=O)C(CC(C)C)NC(=O)C(CC=2C=CC(O)=CC=2)NC(=O)C(CC(C)C)NC(=O)C(C)NC(=O)C(CCC(O)=O)NC(=O)C(C(C)C)NC(=O)C(CC(C)C)NC(=O)C(CC=2NC=NC=2)NC(=O)C(CO)NC(=O)CNC2=O)C(=O)NCC(=O)NC(CCC(O)=O)C(=O)NC(CCCNC(N)=N)C(=O)NCC(=O)NC(CC=3C=CC=CC=3)C(=O)NC(CC=3C=CC=CC=3)C(=O)NC(CC=3C=CC(O)=CC=3)C(=O)NC(C(C)O)C(=O)N3C(CCC3)C(=O)NC(CCCCN)C(=O)NC(C)C(O)=O)C(=O)NC(CC(N)=O)C(O)=O)=O)NC(=O)C(C(C)CC)NC(=O)C(CO)NC(=O)C(C(C)O)NC(=O)C1CSSCC2NC(=O)C(CC(C)C)NC(=O)C(NC(=O)C(CCC(N)=O)NC(=O)C(CC(N)=O)NC(=O)C(NC(=O)C(N)CC=1C=CC=CC=1)C(C)C)CC1=CN=CN1 NOESYZHRGYRDHS-UHFFFAOYSA-N 0.000 abstract description 62
- 102000004877 Insulin Human genes 0.000 abstract description 31
- 108090001061 Insulin Proteins 0.000 abstract description 31
- 229940125396 insulin Drugs 0.000 abstract description 31
- 230000035515 penetration Effects 0.000 abstract description 6
- 238000005259 measurement Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 210000003811 finger Anatomy 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 208000024891 symptom Diseases 0.000 description 3
- 210000003813 thumb Anatomy 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 210000004003 subcutaneous fat Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/24—Ampoule syringes, i.e. syringes with needle for use in combination with replaceable ampoules or carpules, e.g. automatic
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31501—Means for blocking or restricting the movement of the rod or piston
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31525—Dosing
- A61M5/31528—Dosing by means of rotational movements, e.g. screw-thread mechanisms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/34—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub
- A61M5/347—Constructions for connecting the needle, e.g. to syringe nozzle or needle hub rotatable, e.g. bayonet or screw
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/42—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests having means for desensitising skin, for protruding skin to facilitate piercing, or for locating point where body is to be pierced
- A61M5/425—Protruding skin to facilitate piercing, e.g. vacuum cylinders, vein immobilising means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/46—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests having means for controlling depth of insertion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31501—Means for blocking or restricting the movement of the rod or piston
- A61M2005/31508—Means for blocking or restricting the movement of the rod or piston provided on the piston-rod
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Abstract
The invention relates to the technical field of medical equipment, in particular to an injection device for diabetes, which comprises a main shell, wherein a liquid containing cavity is connected to the bottom thread of the main shell, a needle sleeve is arranged on the bottom thread of the liquid containing cavity, an internal thread is arranged in the main shell, and a metering screw rod is arranged in the internal thread of the main shell. The invention realizes that patients or family members of patients can inject insulin to treat diabetes by themselves through the arrangement of the two pressing plates, the two rotating shafts, the two pointers, the two connecting rods and the two clamping plates, is very convenient for some emergency or patients needing frequent insulin injection, can automatically clamp the fat layer by holding the main shell, avoids that non-professional persons do not accord with the specifications when injecting, and clamps the fat layer through the clamping plates, thereby ensuring that the needle head penetration angle is always kept perpendicular to the clamped fat layer during injection, reducing the operation difficulty during injection and greatly reducing the error rate during self injection.
Description
Technical Field
The invention relates to the field of medical equipment, in particular to an injection device for diabetes.
Background
Along with the improvement of life quality, the proportion of diabetes patients in China is gradually increased, and scientific researches in recent years prove that the diabetes patients can control blood sugar by applying insulin early, and according to the symptom degree of diabetes, patients with serious symptoms need to go to a hospital for treatment according to diagnosis and cooperate with doctors, however, for the patients with light symptoms, insulin can be injected at home by oneself.
The invention patent number CN111658900A discloses a diabetes injection device, which comprises a protection mechanism for sealing, a refrigerating mechanism for guaranteeing low temperature and a toggle mechanism for driving the injection mechanism to stretch out and draw back, wherein the injection mechanism is arranged in the protection mechanism, one end of the injection mechanism is connected with the toggle mechanism, the refrigerating mechanism is arranged between the injection mechanism and the protection mechanism, a control mechanism is arranged at the front end of the protection mechanism, and a pushing mechanism is arranged at the inner side of the injection mechanism. The invention utilizes the cooperation of the protection mechanism and the toggle mechanism, can effectively extend and retract before and after use, avoids pollution and accidental damage, and utilizes the refrigeration mechanism to provide an effective refrigeration environment and a sterilization environment for the injection mechanism, thereby improving the storage effect of the injection mechanism.
The device provides a refrigerating environment through the refrigerating mechanism, the storage effect of insulin is improved, but the injection mode of the device during self-injection of a patient is not obviously changed, in the prior art, when a diabetic patient self-injects insulin according to the injection step, the user needs to wipe the belly with alcohol for sterilization, then the thumb and the index finger pull up part of fat, the needle of the insulin syringe is vertically aligned with the pulled up fat for penetration, then the thumb of the hand holding the syringe presses the injection piston, and the transparent observation window is observed for observing the injection quantity, during injection, as a thinner patient needs to pull subcutaneous fat with one hand and holds the syringe with the other hand, the patient or family member is not a professional, the operation of shaking the hand can easily occur during the penetration of the syringe, and an operator can also lead to the insulin to flow out due to the careless pressing of the thumb to the injection piston, so that the waste of insulin is caused, the subsequent injection quantity of insulin is inaccurate, and the treatment effect of the diabetes patient is affected.
Disclosure of Invention
The technical scheme of the invention aims at solving the technical problem that the prior art is too single, provides a solution which is obviously different from the prior art, and particularly aims to provide an injection device for diabetes mellitus so as to solve the problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an injection device for diabetes, includes the main casing, the bottom threaded connection of main casing has dress liquid chamber, dress liquid chamber bottom screw thread is provided with the needle cover, the inside internal thread that is provided with of main casing, the inside screw thread of main casing is provided with the measurement hob, measurement hob bottom is provided with the external screw thread, main casing outside symmetry is provided with two adjustment tanks, two the adjustment tank inserts and is provided with clamping and positioning mechanism, main casing lateral wall is provided with two release mechanisms, main casing lateral wall is located the side of two adjustment tanks and all is provided with the scale, dress liquid chamber lateral wall is provided with two observation windows, the middle part grafting of measurement hob is provided with the piston rod, main casing lateral wall is provided with the measurement window, the piston rod top is provided with presses the briquetting.
Preferably, the clamping and positioning mechanism comprises two pressing plates, two rotating shafts, two pointers, two connecting rods and two clamping plates, wherein the two rotating shafts are rotationally arranged in the two adjusting grooves, the two connecting rods are rotationally sleeved at the middle parts of the two rotating shafts, the two pointers are respectively fixedly arranged on the side walls of the two connecting rods, the two pointers are respectively positioned at the joints of the two connecting rods and the rotating shafts, the two pressing plates are fixedly arranged at one ends of the tops of the two connecting rods, and the two clamping plates are respectively fixedly arranged at the other ends of the two connecting rods.
Preferably, the two adjusting grooves are round at two ends and are arranged in a strip shape in the middle.
Preferably, every release mechanism all includes L type pole, mounting panel, expansion plate, locating pin, connecting rod, spacing post, locating plate and articulated shaft, the fixed lateral wall that sets up in the pivot of articulated shaft, the one end of expansion plate articulates and sets up at the articulated shaft both ends, the fixed lateral wall that sets up at the main casing of mounting panel, the fixed other end that sets up at the expansion plate of L type pole, L type pole is articulated each other with the mounting panel, the fixed lateral wall that sets up at the connecting rod of one end of connecting rod, the locating pin sets up the other end at the connecting rod, the locating plate sets up the lateral wall at the main casing, spacing post sets up the tip at the pivot.
Preferably, the outer wall of the top of the metering screw rod is provided with an anti-slip texture.
Preferably, the ends of both L-shaped bars are provided with inclined surfaces.
Preferably, both the positioning plates are made of polystyrene.
Preferably, the needle sleeve comprises a needle head and a plastic sleeve, wherein the plastic sleeve is arranged at the bottom of the liquid containing cavity in a threaded manner, and the needle head is fixedly arranged at the bottom of the plastic sleeve.
Compared with the prior art, the invention has the beneficial effects that:
(1) The invention realizes that patients or family members of patients can inject insulin to treat diabetes by themselves through the arrangement of the two pressing plates, the two rotating shafts, the two pointers, the two connecting rods and the two clamping plates, is very convenient for some emergency or patients needing frequent insulin injection, can automatically clamp the fat layer by holding the main shell, avoids that non-professional persons do not accord with the specifications when injecting, and clamps the fat layer through the clamping plates, thereby ensuring that the needle head penetration angle is always vertical to the clamped fat layer during injection, reducing the operation difficulty during injection and greatly reducing the error rate during self injection;
(2) According to the invention, through the arrangement of the adjusting groove, the scales and the pointers, the limit that the limit column is driven to be separated from the adjusting groove by pressing the rotating shaft is realized, then the position of the rotating shaft in the adjusting groove can be adjusted according to the condition of a patient, the patient can adjust the penetration depth of the needle according to different fat and thin people, the patient can adjust the needle according to the actual condition, the application range is wider, the length of the needle which is correspondingly penetrated by the needle is adjusted in a pressing and sliding mode, and the penetration depth of the needle is more accurate through the observation of the pointers and the scales, so that the injection of insulin is prevented from being influenced by errors in the operation when the patient is in self-penetration;
(3) According to the invention, through the arrangement of the L-shaped rod, the mounting plate, the telescopic plate, the positioning needle, the connecting rod, the limiting column, the positioning plate and the hinge shaft, after the adjustment is finished, the positioning needle is pressed, so that the positioning needle is inserted into the positioning plate, the position locking of the rotating shaft in the adjusting groove is realized, and when the adjustment is finished and locked, the two L-shaped rods can be synchronously driven to rotate, so that the interference limit of the pressing block is relieved, the operation is simple, the operation is convenient and quick, the situation that the insulin is leaked due to the fact that the pressing block is accidentally pressed to the pressing block when a patient operates is avoided through locking the pressing block, the problems of insulin waste, inaccurate subsequent injection dosage and the like are avoided, the patient is guaranteed to have a better treatment effect, and through the inclined plane arrangement, the pressing block can be interfered by the L-shaped rod when the L-shaped rod rotates around the mounting plate, the interference can be skillfully avoided through the inclined plane, and the situation that the insulin cannot be injected by the device is prevented from being blocked during unlocking.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a clamping and positioning mechanism according to the present invention;
FIG. 3 is an exploded view of a portion of the structure of the present invention;
FIG. 4 is a schematic view of a portion of an unlocking mechanism according to the present invention;
FIG. 5 is a schematic side view of a portion of the unlocking mechanism of the present invention;
FIG. 6 is a schematic diagram of an unlocking state structure of an unlocking mechanism according to the present invention;
fig. 7 is an enlarged view at a in fig. 6.
In the figure: 1. a main housing; 2. a liquid filling cavity; 21. an observation window; 3. a needle sleeve; 31. a needle; 32. a plastic sleeve; 4. a clamping and positioning mechanism; 41. pressing the plate; 42. a rotating shaft; 43. a pointer; 44. a connecting rod; 45. a clamping plate; 5. an unlocking mechanism; 51. an L-shaped rod; 52. a mounting plate; 53. a telescoping plate; 54. a positioning needle; 55. a connecting rod; 56. a limit column; 57. a positioning plate; 58. a hinge shaft; 6. a metering window; 7. a metering screw; 8. an anti-slip texture; 9. a piston rod; 10. pressing the blocks; 11. an adjustment tank; 12. a scale; 13. an external thread; 14. an internal thread; 15. and (5) an inclined plane.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, an embodiment of the present invention is provided: the utility model provides an injection device for diabetes, includes main casing 1, the bottom threaded connection of main casing 1 has dress liquid chamber 2, dress liquid chamber 2 bottom screw thread is provided with needle cover 3, the inside internal thread 14 that is provided with of main casing 1, the inside screw thread of main casing 1 is provided with measurement screw rod 7, measurement screw rod 7 bottom is provided with external screw thread 13, main casing 1 outside symmetry is provided with two adjustment tank 11, two the interpolation of adjustment tank 11 is provided with centre gripping positioning mechanism 4, main casing 1 lateral wall is provided with two release mechanisms 5, main casing 1 lateral wall is located the side of two adjustment tank 11 and all is provided with scale 12, dress liquid chamber 2 lateral wall is provided with two observation windows 21, the middle part grafting of measurement screw rod 7 is provided with piston rod 9, main casing 1 lateral wall is provided with measurement window 6, piston rod 9 top is provided with according to briquetting 10. The fat layer can be automatically clamped by holding the main shell 1, the situation that the needle head 31 is pricked to be inclined at an angle due to the fact that a non-professional person does not have the normal hand shake during injection and the injection is performed is avoided, the operation difficulty during injection is reduced, the automatic injection of a patient is facilitated, the error condition during injection is greatly reduced, the pricking depth of the needle head 31 can be adjusted according to different fat and thin people, the automatic adjustment can be performed according to the actual condition, the application range is wider, the piston rod 9 can be pressed after the pricking is completed after the needle head 31 is adjusted, the careless pressing to the piston rod 9 during the needle pricking of the patient is avoided, the insulin leakage is avoided, the waste caused by the insulin is avoided, the accuracy of the subsequent insulin injection measurement is ensured, and the patient has better treatment effect.
Specifically, the clamping and positioning mechanism 4 includes two pressing plates 41, two rotating shafts 42, two pointers 43, two connecting rods 44 and two clamping plates 45, two rotating shafts 42 rotate and are arranged in two adjusting grooves 11, two connecting rods 44 rotate and are sleeved at the middle parts of two rotating shafts 42, two pointers 43 are respectively fixedly arranged on the side walls of two connecting rods 44, two pointers 43 are respectively positioned at the connection parts of two connecting rods 44 and the rotating shafts 42, two pressing plates 41 are fixedly arranged at one ends of the tops of two connecting rods 44, and two clamping plates 45 are respectively fixedly arranged at the other ends of two connecting rods 44. The main shell 1 is held by the palm and fingers of a patient, so that the two pressing plates 41 are pressed simultaneously, the two pressing plates 41 are attached to the side wall of the main shell 1, the synchronous pressing plates 41 drive the two connecting rods 44 to rotate around the two rotating shafts 42, the two clamping plates 45 can clamp the fat layer of the patient, the fat is conveniently pricked during subsequent needle insertion, the failure of insulin injection caused by muscle pricking is avoided, and the absorption effect of insulin injection of the patient is ensured.
Specifically, the two adjusting grooves 11 are circular at two ends and are arranged in a strip shape in the middle.
Specifically, each unlocking mechanism 5 includes an L-shaped rod 51, a mounting plate 52, a telescopic plate 53, a positioning pin 54, a connecting rod 55, a limiting post 56, a positioning plate 57 and a hinge shaft 58, the hinge shaft 58 is fixedly arranged on the side wall of the rotating shaft 42, one end of the telescopic plate 53 is hinged to two ends of the hinge shaft 58, the mounting plate 52 is fixedly arranged on the side wall of the main housing 1, the L-shaped rod 51 is fixedly arranged on the other end of the telescopic plate 53, the L-shaped rod 51 and the mounting plate 52 are hinged to each other, one end of the connecting rod 55 is fixedly arranged on the side wall of the connecting rod 44, the positioning pin 54 is arranged on the other end of the connecting rod 55, the positioning plate 57 is arranged on the side wall of the main housing 1, and the limiting post 56 is arranged on the end of the rotating shaft 42. The limiting column 56 is driven to be separated from the limiting of the adjusting groove 11 by pressing the rotating shaft 42, then the position of the rotating shaft 42 in the adjusting groove 11 can be adjusted according to the condition of a patient, the extending distance of the corresponding needle head 31 is observed through the corresponding scale 12 of the pointer 43, after the adjustment is finished, the positioning needle 54 is pressed, the positioning needle 54 is inserted into the positioning plate 57, the position locking of the rotating shaft 42 in the adjusting groove 11 is realized, the telescopic plate 53 is synchronously driven to synchronously move by the pressing of the positioning needle 54, the telescopic plate 53 drives the L-shaped rods 51 to axially rotate around the mounting plate 52, so that one ends of the two L-shaped rods 51 close to the piston rod 9 are opened, the limiting of the piston rod 9 is relieved, and then the patient completes insulin injection by pressing the piston rod 9.
Specifically, the outer wall of the top of the metering screw rod 7 is provided with an anti-slip texture 8. Preventing slipping during rotation.
Specifically, the ends of the two L-shaped rods 51 are provided with inclined surfaces 15. Through the setting of inclined plane 15 for pressing piece 10 can receive the conflict of L type pole 51 when pressing perpendicularly, but when L type pole 51 is rotatory for the axle around mounting panel 52, can be ingenious avoid the conflict through inclined plane 15, prevent to take place the card dead when the unblock, lead to the unable condition of injecting insulin of device.
Specifically, both positioning plates 57 are made of polystyrene. The positioning needle 54 can be inserted into any position of the positioning plate 57 through the polystyrene material, so that the rotating shaft 42 can be limited at any position in the adjusting groove 11.
Specifically, the needle sleeve 3 comprises a needle head 31 and a plastic sleeve 32, the plastic sleeve 32 is arranged at the bottom of the liquid containing cavity 2 in a threaded manner, and the needle head 31 is fixedly arranged at the bottom of the plastic sleeve 32. During installation, the needle 31 is vertically aligned with the liquid containing cavity 2 for abutting, and then the plastic sleeve 32 is screwed by threads.
Working principle: firstly, the liquid filling cavity 2 is unscrewed, then the insulin tube is downwards arranged in the liquid filling cavity 2, then a new needle sleeve 3 is disassembled and sealed, the needle head 31 is required to be vertically aligned with the liquid filling cavity 2 for butt joint during installation, then the plastic sleeve 32 is screwed through threads, then the liquid filling cavity 2 is upwards placed, then the piston rod 9 is extruded to discharge redundant air, then the injection position of a patient is sterilized by using seventy five percent alcohol, then the metering screw rod 7 is rotated to cooperatively observe the metering window 6 to set the required amount of injected insulin, then the main shell 1 is held by the palm and fingers of the patient, so that two pressing plates 41 are simultaneously pressed, the two pressing plates 41 are attached to the side wall of the main shell 1, the synchronous pressing plates 41 drive two connecting rods 44 to rotate around two rotating shafts 42, so that the two clamping plates 45 can clamp the fat layer of a patient, fat is conveniently inserted during subsequent needle insertion, the failure of insulin injection caused by muscle insertion is avoided, the absorption effect of insulin injection of the patient is ensured, then the needle 31 is adjusted according to different people, after the adjustment is finished, the locking is pressed, the limiting column 56 is driven by the pressing rotating shaft 42 to be separated from the limiting of the adjusting groove 11, the position of the rotating shaft 42 in the adjusting groove 11 can be adjusted according to the condition of the patient, the extending distance of the corresponding needle 31 is observed through the corresponding scale 12 of the pointer 43, after the adjustment is finished, the positioning needle 54 is pressed, the positioning needle 54 is inserted into the positioning plate 57, the position locking of the rotating shaft 42 in the adjusting groove 11 is realized, the telescopic plate 53 is synchronously driven by the pressing of the positioning needle 54 to synchronously move, the telescopic plate 53 drives the L-shaped rod 51 to rotate around the mounting plate 52, so that one end of the two L-shaped rods 51 close to the piston rod 9 is opened, the limit on the piston rod 9 is released, and then the piston rod 9 is pressed until the insulin injection can be completed; the insulin injection device realizes that patients or family members of the patients can inject insulin to treat diabetes by themselves, and is very convenient for some emergency or patients needing frequent insulin injection.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (6)
1. The utility model provides an injection device for diabetes, includes main casing body (1), the bottom threaded connection of main casing body (1) has dress liquid chamber (2), dress liquid chamber (2) bottom screw thread is provided with needle cover (3), its characterized in that: the automatic weighing device is characterized in that internal threads (14) are arranged inside the main shell (1), metering screw rods (7) are arranged on the internal threads of the main shell (1), external threads (13) are arranged at the bottoms of the metering screw rods (7), two adjusting grooves (11) are symmetrically formed in the outer sides of the main shell (1), clamping and positioning mechanisms (4) are arranged in the adjusting grooves (11) in an inserted mode, two unlocking mechanisms (5) are arranged on the outer side walls of the main shell (1), scales (12) are arranged on the outer side walls of the two adjusting grooves (11) of the main shell (1), two observation windows (21) are arranged on the side walls of the liquid filling cavity (2), piston rods (9) are arranged in the middle of the metering screw rods (7) in an inserted mode, metering windows (6) are arranged on the side walls of the main shell (1), and pressing blocks (10) are arranged on the tops of the piston rods (9).
The clamping and positioning mechanism (4) comprises two pressing plates (41), two rotating shafts (42), two pointers (43), two connecting rods (44) and two clamping plates (45), wherein the two rotating shafts (42) are rotatably arranged in the two adjusting grooves (11), the two connecting rods (44) are rotatably sleeved at the middle parts of the two rotating shafts (42), the two pointers (43) are fixedly arranged on the side walls of the two connecting rods (44) respectively, the two pointers (43) are positioned at the joint of the two connecting rods (44) and the rotating shafts (42) respectively, the two pressing plates (41) are fixedly arranged at one ends of the tops of the two connecting rods (44), and the two clamping plates (45) are fixedly arranged at the other ends of the two connecting rods (44) respectively;
the two regulating grooves (11) are round at two ends and are arranged in a strip shape in the middle;
each unlocking mechanism (5) comprises an L-shaped rod (51), a mounting plate (52), a telescopic plate (53), a positioning needle (54), a connecting rod (55), a limiting column (56), a positioning plate (57) and a hinge shaft (58), wherein the hinge shaft (58) is fixedly arranged on the side wall of the rotating shaft (42);
one end of expansion plate (53) articulates and sets up at articulated shaft (58) both ends, mounting panel (52) are fixed to be set up the lateral wall at main casing (1), L type pole (51) are fixed to be set up the other end at expansion plate (53), L type pole (51) are articulated each other with mounting panel (52), the fixed lateral wall that sets up at connecting rod (44) of one end of connecting rod (55), locating pin (54) set up the other end at connecting rod (55), locating plate (57) set up the lateral wall at main casing (1), spacing post (56) set up the tip at pivot (42).
2. The injection device for diabetes according to claim 1, wherein: the outer wall of the top of the metering screw rod (7) is provided with an anti-slip texture (8).
3. The injection device for diabetes according to claim 2, wherein: the ends of the two L-shaped rods (51) are provided with inclined planes (15).
4. A diabetes mellitus injection device as claimed in claim 3, wherein: both positioning plates (57) are made of polystyrene.
5. The injection device for diabetes as claimed in claim 4, wherein: the needle sleeve (3) comprises a needle head (31) and a plastic sleeve (32), and the plastic sleeve (32) is arranged at the bottom of the liquid containing cavity (2) in a threaded manner.
6. The injection device for diabetes as claimed in claim 5, wherein: the needle (31) is fixedly arranged at the bottom of the plastic sleeve (32).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310627657.XA CN116328102B (en) | 2023-05-31 | 2023-05-31 | Injection device for diabetes |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310627657.XA CN116328102B (en) | 2023-05-31 | 2023-05-31 | Injection device for diabetes |
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| CN116328102A CN116328102A (en) | 2023-06-27 |
| CN116328102B true CN116328102B (en) | 2023-08-01 |
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| CN202310627657.XA Active CN116328102B (en) | 2023-05-31 | 2023-05-31 | Injection device for diabetes |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117695481A (en) * | 2024-02-05 | 2024-03-15 | 四川省医学科学院·四川省人民医院 | Auxiliary device for subcutaneous injection |
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