CN108211052A - A kind of insulin syringe - Google Patents
A kind of insulin syringe Download PDFInfo
- Publication number
- CN108211052A CN108211052A CN201611162857.9A CN201611162857A CN108211052A CN 108211052 A CN108211052 A CN 108211052A CN 201611162857 A CN201611162857 A CN 201611162857A CN 108211052 A CN108211052 A CN 108211052A
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- Prior art keywords
- injection
- insulin
- needle
- glucose
- rotator
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- 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 title claims abstract description 186
- 102000004877 Insulin Human genes 0.000 title claims abstract description 93
- 108090001061 Insulin Proteins 0.000 title claims abstract description 93
- 229940125396 insulin Drugs 0.000 title claims abstract description 93
- 238000002347 injection Methods 0.000 claims abstract description 158
- 239000007924 injection Substances 0.000 claims abstract description 158
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims abstract description 68
- 239000008103 glucose Substances 0.000 claims abstract description 68
- 210000001124 body fluid Anatomy 0.000 claims abstract description 27
- 239000010839 body fluid Substances 0.000 claims abstract description 27
- 239000000523 sample Substances 0.000 claims abstract description 13
- 102000004190 Enzymes Human genes 0.000 claims abstract description 10
- 108090000790 Enzymes Proteins 0.000 claims abstract description 10
- 238000001514 detection method Methods 0.000 claims abstract description 9
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 4
- 206010020112 Hirsutism Diseases 0.000 abstract 1
- 239000008280 blood Substances 0.000 description 25
- 210000004369 blood Anatomy 0.000 description 25
- 238000006243 chemical reaction Methods 0.000 description 6
- 206010012601 diabetes mellitus Diseases 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 4
- 206010067584 Type 1 diabetes mellitus Diseases 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229920001155 polypropylene Polymers 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 238000011897 real-time detection Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 208000001072 type 2 diabetes mellitus Diseases 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 201000001421 hyperglycemia Diseases 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 208000013016 Hypoglycemia Diseases 0.000 description 1
- 238000010241 blood sampling Methods 0.000 description 1
- 238000003759 clinical diagnosis Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002218 hypoglycaemic effect Effects 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 208000030159 metabolic disease Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008506 pathogenesis Effects 0.000 description 1
- 238000012800 visualization Methods 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
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
-
- 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
- A61M5/3286—Needle tip design, e.g. for improved penetration
-
- 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
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M2005/2006—Having specific accessories
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3327—Measuring
-
- 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
- A61M2230/00—Measuring parameters of the user
- A61M2230/20—Blood composition characteristics
- A61M2230/201—Glucose concentration
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention discloses a kind of insulin syringe, including injection needle, glucose detector, injection device, injection needle is double-deck syringe needle, including internal layer syringe needle and outer layer syringe needle, hairiness sucker is set on outer layer syringe needle, and the tail portion of outer layer syringe needle is provided with storing apparatus, and the inside of storing apparatus has the enzyme with glucose response, the detection probe of glucose detector contacts the glucose content of detection body fluid in real time with storing apparatus, and the tail portion of internal layer syringe needle is connected with injection device.Injection needle is inserted into human body, while injection needle is implanted into human body body fluid can be sucked out to the tail portion of outer layer syringe needle by hair in the hair sucker set on outer layer syringe needle, with the enzyme haptoreaction with glucose response of the inside of storing apparatus, the detection probe of glucose detector contacts the glucose content of detection body fluid in real time with storing apparatus, the injection rate of the insulin needed is injected, and is detected and the disposable completion of injection.
Description
Technical Field
The invention relates to the technical field of insulin injection, in particular to an insulin syringe.
Background
Diabetes is a group of metabolic diseases characterized by hyperglycemia. According to the latest international clinical diagnosis standard, the estimated prevalence rate of diabetes in adult samples of 18 years old and older in China is 11.6%, and about 1.139 hundred million people. Diabetes is divided into four types according to the difference of pathogenesis, wherein the type I diabetes and the type II diabetes have the highest incidence. The type I diabetes is insulin-dependent diabetes, and patients with the type I diabetes need to be treated by depending on insulin or absolutely depend on exogenous insulin, and must be treated by using exogenous insulin; type II diabetes, which has been conventionally referred to as non-insulin-dependent diabetes mellitus, requires exogenous insulin to control blood glucose for a long period of time. Since the insulin content in the body is closely related to the blood sugar content, too much leads to hypoglycemia, and too little leads to hyperglycemia, diabetics need to closely monitor the blood sugar content to guide the injection amount of insulin, and ensure that the blood sugar is maintained within a normal range.
At present, the blood glucose monitoring method mainly takes tail-end circulation blood sampling (such as fingertips and the like) as a main part, blood glucose monitoring test paper is dipped in a blood sample, and blood glucose monitoring is carried out through a blood glucose monitor, so that the injection amount of insulin is guided. Because the blood sugar content of a human body changes greatly at different time periods every day, a diabetic needs to detect the blood sugar before injecting insulin every time, great pain and economic burden are brought to the patient, and double pain is brought to the patient by blood taking and injection.
Therefore, how to provide an insulin injector to inject insulin and accurately guide the injection amount of insulin is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, an object of the present invention is to provide an insulin pump, which can inject insulin and accurately guide the injection amount of insulin.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides an insulin syringe, includes syringe needle, glucose detector, injection apparatus, wherein, the syringe needle is double-deck syringe needle, including inlayer syringe needle and outer syringe needle, be provided with the capillary hole on the outer syringe needle, can when the syringe needle implants the human body hair suction body fluid arrives the afterbody of outer syringe needle, the afterbody of outer syringe needle is provided with accommodate device, accommodate device's inside has the enzyme with glucose reaction, the test probe of glucose detector with accommodate device contact real-time detection the glucose content of body fluid, the afterbody of inlayer syringe needle with the injection apparatus intercommunication.
Preferably, the holding device is a capillary sponge.
Preferably, the insulin syringe further comprises an annular bracket, the injection needle is fixed at the circle center of the annular bracket through a connecting rod, and the outer wall of the annular bracket is provided with threads and is in threaded connection with the injection device.
Preferably, the insulin pump further comprises a display device, the display device is in signal connection with the glucose detector, and the glucose detector detects the data of the body fluid in real time and displays the data on the display device.
Preferably, the glucose meter is a photochemical glucose meter or an electrochemical glucose meter.
Preferably, the injection device is an electric injection device and the injection chamber thereof is replaceable or fixed.
Preferably, the injection device comprises a control switch, a micro-motor, an injection rotator, an injector and the injection cavity, wherein the control switch has a function of controlling the micro-motor to rotate forward and backward, the forward rotation is red button to control insulin injection, the black is reverse button to control insulin absorption, the micro-motor is embedded in the housing wall of the insulin injector, the front end of the micro-motor is provided with a first gear matched with the injection rotator, when the micro-motor works, the first gear drives the injection rotator to rotate together, the injection rotator is disc-shaped and embedded in a clamping groove of the housing of the insulin injector and can rotate freely, the outer part of the injection rotator is provided with a second gear meshed with the first gear, the inner side of the injection rotator is provided with an internal thread hole matched with the injector, and the injection rotator is driven to move up and down by the rotation of the injection rotator, the injection device comprises an injection rod and an injection piston which are connected together, the injection piston is arranged in the injection cavity, and an external thread matched with the internal thread hole for use is arranged on the outer wall of the injection rod.
Preferably, the injection device is provided with a charging device.
Preferably, the insulin syringe further comprises a broadcasting device, the broadcasting device is in signal connection with the glucose detector, and the glucose detector detects the data of the body fluid in real time and broadcasts the body fluid through the broadcasting device in a voice mode.
Preferably, the injection needle is a double-layer metal needle, wherein the head of the inner layer needle protrudes 1-2mm more than the outer layer needle.
The invention provides an insulin syringe which comprises an injection needle, a glucose detector and an injection device, wherein the injection needle is a double-layer needle and comprises an inner-layer needle and an outer-layer needle, a hair sucking hole is formed in the outer-layer needle, body fluid can be sucked out to the tail of the outer-layer needle when the injection needle is implanted into a human body, a containing device is arranged at the tail of the outer-layer needle, an enzyme which reacts with glucose is arranged in the containing device, a detection probe of the glucose detector is in contact with the containing device to detect the glucose content of the body fluid in real time, and the tail of the inner-layer needle is communicated with the injection device. During the use, after the syringe needle inserts and enters into the human body, the hair hole that sets up on the outer syringe needle can be when the syringe needle is implanted in the human body hair suction body fluid to the afterbody of outer syringe needle, with the enzyme contact reaction with glucose reaction of the inside of accommodate device, then glucose detector's test probe with accommodate device contact real-time detection the glucose content of body fluid to obtain the injection volume of required insulin and inject into, detect and inject into once only to accomplish, avoid getting blood and injecting the dual misery that brings for patient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a needle assembly according to an embodiment of the present invention;
fig. 2 is a schematic half-sectional view of an insulin pump according to an embodiment of the present invention.
In the above FIGS. 1-2:
the injection device comprises an injection needle 1, a containing device 2, an annular bracket 3, an injection cavity 4, a push injection rod 5, an injection rotator 6, a display device 7, a charging hole 8 and a micro motor 9.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural view of an injection needle according to an embodiment of the present invention; fig. 2 is a schematic half-sectional view of an insulin pump according to an embodiment of the present invention.
The insulin syringe provided by the embodiment of the invention is designed and prepared for the problems of blood sugar detection and insulin injection of a diabetic patient, and can synchronously detect the blood sugar content and inject insulin.
The insulin syringe provided by the embodiment of the invention comprises an injection needle 1, a glucose detector and an injection device, wherein the glucose detector can be a photochemical blood glucose detector or an electrochemical blood glucose detector, the injection needle 1 is a double-layer needle and comprises an inner-layer needle and an outer-layer needle, a hair suction hole is formed in the outer-layer needle, body fluid can be sucked out to the tail of the outer-layer needle by hair when the injection needle 1 is implanted into a human body, a containing device is arranged at the tail of the outer-layer needle, an enzyme reacting with glucose is arranged in the containing device 2, the containing device 2 can be a capillary sponge, a detection probe of the glucose detector is in contact with the containing device 2 to detect the glucose content of the body fluid in real time, and the tail of the inner-layer needle is communicated with the injection device. During the use, after syringe needle 1 inserts and enters into the human body, the hair hole that sets up on the outer syringe needle can be when syringe needle implantation human body hair suction body fluid to the afterbody of outer syringe needle, with the enzyme contact reaction with glucose reaction of accommodating device 2's inside, then glucose detector's test probe and accommodating device 2 contact the glucose content of real-time detection body fluid, thereby obtain the injection volume of required insulin and pour into, detect and pour into disposable completion, avoid getting blood and inject the dual misery that brings for patient.
In order to further optimize the scheme, the insulin injector further comprises a display device 7, the display device 7 is in signal connection with a glucose detector, the glucose detector detects body fluid data in real time and displays the body fluid data on the display device 7, and the body fluid data comprises body fluid glucose content and insulin injection volume, so that a patient can visually observe insulin injection conditions and glucose content, and insulin injection amount is accurately guided.
Of course, besides screen display, voice broadcast can be performed, for example, the insulin syringe further comprises a broadcast device, the broadcast device is in signal connection with the glucose detector, and the glucose detector detects the data of the body fluid in real time and performs voice broadcast through the broadcast device.
In order to further optimize the scheme, the insulin syringe further comprises an annular bracket 3, the injection needle 1 is fixed at the circle center of the annular bracket 3 through a connecting rod, and the outer wall of the annular bracket 3 is provided with threads and is in threaded connection with an injection device. I.e. the entire injection needle 1 has a thread that engages with the injection means of insulin.
Wherein the injection device is an electric injection device and the injection chamber 4 thereof is replaceable or fixed. The injection device adjusts the injection and the absorption of insulin in the injection cavity by the motor, and simultaneously, the visualization of the residual volume and the injection volume in the injection cavity 4 can be realized.
Specifically, the injection needle 1 of the insulin syringe provided by the embodiment of the invention is prepared from a metal injection needle, a polypropylene (PP) injection needle cap and a capillary sponge. The front end injection needle 1 is a double-layer metal injection needle, the front end is tightly connected into an inclination angle of 30 degrees so as to be conveniently implanted into a human body, the tail end is in an open type coaxial sleeve shape, the inner layer injection needle is 1-2mm higher than the outer layer, the outer diameter is 0.35-0.7mm, the inner diameter is 0.25-0.5mm, the length is 5-8mm, and the injection needle 1 is tightly connected with an injection needle cap. The surface of the outer layer of the injection needle 1 is provided with a plurality of tiny pore channels, liquid can enter a gap between the inner layer injection needle and the outer layer injection needle through the small pores, the liquid moves into a capillary sponge at the tail end of the injection needle 1 along the injection needle through capillary action, the capillary sponge is tightly connected with an injection needle cap, the injection needle is tightly connected, the thickness is 0.5-1mm, the diameter is 1-2mm, enzyme which reacts with glucose is contained in the capillary sponge, and corresponding signals generated by the reaction of the glucose are captured by a glucose detector so as to display the concentration of the glucose. The injection needle head cap is prepared from medical grade polypropylene (PP), the diameter is 20-25mm, the height is 8-10mm, and the inner side of the injection needle head cap is provided with a thread structure which is matched and tightly connected with an insulin syringe shell.
The insulin syringe provided by the embodiment of the invention can adopt two different glucose detectors, namely a photochemical detector and an electrochemical detector, wherein a probe of the detector is positioned at the head of the shell of the insulin syringe, and has the diameter of 1-2mm and the height of 1-0.5 mm. When the insulin injection needle head is combined with the insulin injector shell, the probe of the detector is tightly combined with the capillary sponge of the injection head, and the change of the glucose concentration in the insulin injection needle head is measured in real time. When the liquid absorbed by the hair and the enzyme in the hair absorption sponge generate signals, the signals are captured by a probe of the blood glucose detector, and the optical signals or the electric signals are converted into corresponding blood glucose concentration.
Wherein, injection device mainly includes: a control switch, a micro motor 9, an injection rotator 6, an injector and an injection cavity 4. The control switch has the function of controlling the micro-motor 9 to rotate forwards and backwards, the forward rotation is a red button to control the injection of the insulin, and the black rotation is a reverse button to control the absorption of the insulin. The length of the micro motor 9 is 8-10mm, the width is 3-4mm, the micro motor is embedded in the wall of the shell of the insulin syringe, the front end of the micro motor 9 is provided with a first gear matched with the injection rotator 6, and when the micro motor 9 works, the first gear at the front end drives the injection rotator 6 to rotate together. The injection rotator 6 is disc-shaped, has the diameter of 28-30mm and the thickness of 4-5mm, is embedded in a clamping groove of an insulin syringe shell and can rotate freely, a second gear meshed with a first gear at the front end of the micromotor 9 is arranged outside the injection rotator, an internal thread hole matched with the injector for use is arranged inside the injection rotator, the injection rotator can be driven to move up and down through the rotation of the injection rotator 6, and the injection and extraction of insulin are completed. The injector comprises an injection rod 5 and an injection piston which are connected together. The injection piston is closely contacted with the injection cavity 4, if the injector injects liquid into a human body, the outer wall of the injection rod 5 is provided with an external thread matched with the internal thread hole for use, and the external thread structure is matched with the internal thread of the injection rotator 6 to move up and down so as to complete the injection and loading of insulin. The injection cavity 4 is replaceable and can be pulled out from the front end of the insulin syringe, thereby being convenient and sanitary.
The display device 7 is embedded in the shell of the insulin syringe, a data processing chip is arranged in the insulin syringe, signals of the glucose detection probe are converted into blood sugar to be displayed on a screen, and an insulin injection suggested value is given according to the blood sugar value. Meanwhile, the data processing chip is closely connected with the insulin injection system, so that the residual insulin in the insulin injection system and the insulin amount injected each time can be displayed in real time, and the observation and the operation of a patient are facilitated.
The injection device is provided with a charging device which stores electric energy for the real-time controllable insulin syringe and provides power for the whole instrument. Specifically, a charging hole 8 is arranged at the tail end of the injection device for charging an internal battery, and a main power switch of the insulin syringe is arranged at the charging hole 8.
In particular, the pen-type insulin syringe shell is designed to be convenient to carry and inject insulin. Syringe shell head has with insulin injection head matched with screw thread and supports the bracing piece in hair-absorbing chamber between injection head and syringe, and the head has injection chamber 4 simultaneously and changes the buckle, and injection chamber 4 can take out the change, and other inside parts are whole to be the draw-in groove design, can limit each part and fixed position, need not to carry out the screw fixation.
The insulin injector provided by the embodiment of the invention combines blood sugar value measurement and an insulin administration system to prepare the insulin injector, a certain amount of body fluid is absorbed in the hair absorption reaction sponge of the injection head through the hair of the injection needle 1 to react while injecting insulin, and the glucose content in the body fluid is detected by a glucose detector, converted into blood glucose content and displayed on a display screen to guide the electric insulin injection system to inject the corresponding amount of insulin. Meanwhile, the insulin syringe provided by the embodiment of the invention is a reusable syringe, and only the injection head needs to be replaced before each use. The insulin syringe provided by the embodiment of the invention has the advantage of integrating the measurement function and the injection function, avoids psychological and physical damages to patients caused by double-layer injuries of blood taking and injection, and simultaneously reduces the economic pressure of the patients.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present 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 (10)
1. An insulin syringe is characterized by comprising an injection needle, a glucose detector and an injection device,
wherein,
the injection needle head is a double-layer needle head and comprises an inner layer needle head and an outer layer needle head,
the outer layer needle head is provided with a hair sucking hole which can suck out body fluid to the tail part of the outer layer needle head when the injection needle head is implanted into a human body, the tail part of the outer layer needle head is provided with a containing device, and enzyme which reacts with glucose is arranged in the containing device,
the detection probe of the glucose detector is contacted with the accommodating device to detect the glucose content of the body fluid in real time,
the tail part of the inner layer needle head is communicated with the injection device.
2. An insulin pump according to claim 1, characterized in that the receiving means is a capillary sponge.
3. The insulin pump according to claim 1, further comprising an annular bracket, wherein the injection needle is fixed at the center of the annular bracket through a connecting rod, and the outer wall of the annular bracket is provided with threads and is in threaded connection with the injection device.
4. The insulin pump according to claim 1, further comprising a display device in signal communication with the glucose meter, wherein the glucose meter detects data of the body fluid in real time and displays the data on the display device.
5. The insulin pump according to claim 1, wherein the glucose meter is a photochemical or electrochemical glucose meter.
6. The insulin injector of claim 1, wherein the injection device is a motorized injection device and its injection cavity is replaceable or fixed.
7. An insulin pump according to claim 6, characterized in that a charging device is provided on the injection device.
8. The insulin injector according to claim 6, characterized in that the injection means comprises a control switch, a micro-motor, an injection rotator, an injector and the injection cavity,
wherein,
the control switch has the function of controlling the micro-motor to rotate forwards and backwards, the forward rotation is a red button to control the injection of the insulin, the black is a reverse button to control the absorption of the insulin,
the micro-motor is embedded in the wall of the shell of the insulin syringe, the front end of the micro-motor is provided with a first gear matched with the injection rotator, when the micro-motor works, the first gear drives the injection rotator to rotate together,
the injection rotator is disc-shaped, is embedded in a clamping groove of an insulin syringe shell and can rotate freely, a second gear meshed with the first gear is arranged outside the injection rotator, an internal thread hole matched with the injection rotator is arranged inside the injection rotator, the injection rotator is driven to move up and down through the rotation of the injection rotator,
the injector comprises an injection rod and an injection piston which are connected together, the injection piston is arranged in the injection cavity,
and the outer wall of the injection rod is provided with an external thread matched with the internal thread hole for use.
9. The insulin pump according to claim 1, characterized by further comprising a broadcasting device, wherein the broadcasting device is in signal connection with the glucose detector, and the glucose detector detects the data of the body fluid in real time and broadcasts the data through the broadcasting device in a voice mode.
10. The insulin pump according to claim 1, wherein the injection needle is a double-layered metal needle, wherein the head of the inner needle protrudes 1-2mm more than the outer needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611162857.9A CN108211052B (en) | 2016-12-15 | 2016-12-15 | Insulin syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611162857.9A CN108211052B (en) | 2016-12-15 | 2016-12-15 | Insulin syringe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108211052A true CN108211052A (en) | 2018-06-29 |
| CN108211052B CN108211052B (en) | 2021-05-11 |
Family
ID=62650627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611162857.9A Active CN108211052B (en) | 2016-12-15 | 2016-12-15 | Insulin syringe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108211052B (en) |
Cited By (1)
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| CN108211052B (en) | 2021-05-11 |
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