CN112546328B - Prevent accidentally injuring insulin syringe needle external member - Google Patents
Prevent accidentally injuring insulin syringe needle external member Download PDFInfo
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- CN112546328B CN112546328B CN202011441456.3A CN202011441456A CN112546328B CN 112546328 B CN112546328 B CN 112546328B CN 202011441456 A CN202011441456 A CN 202011441456A CN 112546328 B CN112546328 B CN 112546328B
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- needle
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- fixed shell
- injection
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- 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
- A61M5/002—Packages specially adapted therefor, e.g. for syringes or needles, kits for diabetics
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- 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
- A61M5/3202—Devices for protection of the needle before use, e.g. caps
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- 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
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
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- 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
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M2005/3206—Needle or needle hub disconnecting devices forming part of or being attached to the hub or syringe body
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Environmental & Geological Engineering (AREA)
- Diabetes (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
An insulin injection needle kit for preventing accidental injury comprises a storage box, a needle mounting and picking device and a plurality of disposable injection needles; the disposable syringe needle comprises a connecting base and a puncture needle, wherein a limiting ring and a limiting head are arranged on the outer circumference of the connecting base; the needle mounting and picking device comprises a fixed shell, a movable shell and a return spring, wherein the side wall of the fixed shell is provided with an ejection assembly, and the ejection assembly comprises an ejection head base shell, a connecting rod, an ejection head, a control handle and a return spring. On the other hand, after the injection, can also realize the separation between syringe needle and the picker under the condition of contactless syringe needle, put into corresponding collection box with the syringe needle of using, at whole injection in-process, medical personnel's hand can not produce any contact with the syringe needle, has reduced the emergence that medical personnel were wounded the condition by the syringe needle mistake to the at utmost.
Description
Technical Field
The invention relates to the technical field of medical injection instruments, in particular to an anti-accidental injury insulin injection needle kit.
Background
Diabetes, a disease characterized by high blood sugar, is a high-incidence disease, and no radical treatment is available at present, and the injection of insulin to a patient to control the disease condition is a preferred treatment method. The insulin injection tools are various in types, the international insulin injection tool is mainly a portable insulin injection pen, and medical staff and diabetes patients complete subcutaneous insulin injection according to the amount on time by using the insulin pen and selecting and matching a proper injection needle, so that good control of blood sugar is guaranteed. However, since the connection between the insulin pen sold on the market and the injection needle matched with the insulin pen is completely in threaded fit, the injection needle needs to be firstly rotatably mounted on the refill holder at the front end of the insulin pen or the built-in medicine core tube in the operation process, after the injection is finished, the injection needle needs to be further rotatably removed and placed in a proper container, the operation is complicated in the two processes of rotatably mounting and removing the injection needle, and particularly, the risk of accidental puncture is great in the process of removing the injection needle by medical staff and patients.
Disclosure of Invention
The invention aims to solve the technical problems and provide an insulin injection needle set for preventing accidental injuries.
In order to solve the technical problems, the invention adopts the technical scheme that: an insulin injection needle kit for preventing accidental injury comprises a storage box, a needle mounting and picking device and a plurality of disposable injection needles;
the disposable injection needle comprises a connecting base and a puncture needle fixed on the connecting base, wherein a limiting ring and a limiting head are arranged on the outer circumference of the connecting base;
the needle head mounting and picking device comprises a fixed shell, a movable shell and a reset spring, wherein the fixed shell and the movable shell are cylindrical shells with one open end and one closed end, the movable shell is arranged at the closed end of the fixed shell through the open end of the movable shell, the reset spring is arranged between the closed end of the fixed shell and the closed end of the movable shell, through holes for puncture needles to pass through are formed in the centers of the closed ends of the fixed shell and the movable shell, two annular clamping strips are arranged at the positions, close to the open end, of the inner wall of the fixed shell, an annular limiting groove is formed between the two annular clamping strips, after the needle head extends into the fixed shell from the open end of the fixed shell, the limiting ring card of the injection needle head is clamped into the limiting groove of the fixed shell, the inner wall of the fixed shell is also provided with a guide groove along the length direction of the inner wall of the fixed shell, the guide groove is formed along the port of the open end of the fixed shell, and when the injection needle head extends into the fixed shell from the open end of the fixed shell, the limiting head of the injection needle can slide in the guide groove;
the side wall of the fixed shell is provided with an ejection assembly, the ejection assembly comprises an ejection head base shell, a connecting rod, an ejection head, an operation handle and a recovery spring, the ejection head base shell is a cylinder body with two open ends, the ejection head base shell is fixed on the outer wall of the fixed shell, the connecting rod is arranged in the ejection head base shell, the lower end of the connecting rod extends out of the ejection head base shell and is connected with the ejection head, the outer wall of the ejection head base shell is provided with a long strip-shaped through hole along the length direction of the outer wall of the ejection head base shell, the operation handle is connected with the connecting rod through a neck rod penetrating through the through hole, and the recovery spring is arranged on a rod body of the connecting rod between the neck rod and the ejection head base shell;
the receiver includes box body and lid, is provided with syringe needle standing groove and syringe needle installation picker standing groove in the box body, is provided with the syringe needle in the syringe needle installation picker standing groove and arranges the board, is provided with a plurality of syringe needle fixing bases on the syringe needle range board side by side, and the shape of syringe needle fixing base suits with the connection base shape of syringe needle, and the pjncture needle overcoat of syringe needle is equipped with the plastics lag.
As a further optimization of the anti-accidental injury insulin injection needle kit, the kit comprises the following components: the limiting ring is of a continuous annular structure, the cross section of the limiting ring is semicircular, and the limiting head is arranged on the limiting ring.
As a further optimization of the anti-accidental injury insulin injection needle kit, the kit comprises the following components: the limiting ring is of a discontinuous annular structure and is composed of a plurality of sections of arc-shaped limiting parts, the cross section of the limiting ring is semicircular, and the limiting head is arranged between the two adjacent sections of arc-shaped limiting parts.
As a further optimization of the anti-accidental injury insulin injection needle kit, the kit comprises the following components: and an arc-shaped groove is formed in the outer end face of the plug.
As a further optimization of the anti-accidental injury insulin injection needle kit, the kit comprises the following components: the ejection assembly further comprises a control ring, the control ring is sleeved on the fixed shell of the needle mounting picker and is connected with the two control handles through two connecting arms respectively.
As a further optimization of the anti-accidental injury insulin injection needle kit, the kit comprises the following components: the needle head fixing seat is made of rubber.
Advantageous effects
The anti-accidental injury insulin injection needle set is matched with an insulin injection pen for use, and on one hand, the needle and the injection pen can be mounted and dismounted under the condition that the needle is not exposed. On the other hand, after the injection, can also realize the separation between syringe needle and the picker under the condition of contactless syringe needle, put into corresponding collection box with the syringe needle of using, at whole injection in-process, medical personnel's hand can not produce any contact with the syringe needle, has reduced the emergence that medical personnel were wounded the condition by the syringe needle mistake to the at utmost.
Drawings
FIG. 1 is a schematic view of a disposable needle;
FIG. 2 is a schematic view of the needle picker;
FIG. 3 is a schematic view of the structure of the stationary housing of the needle picker;
FIG. 4 is a schematic view showing a connection relationship between a stationary housing and a movable housing in the needle picker;
FIG. 5 is a schematic view of the needle mounted in the picker;
FIG. 6 is a schematic view of the needle mounted in the picker;
FIG. 7 is a schematic view of the structure of the ejector assembly in the needle picker;
FIG. 8 is a schematic view of the structure of the ejector assembly in the needle picker;
FIG. 9 is a schematic view of the needle ready for mounting to the picker;
FIG. 10 is a schematic view of the needle mounted to the picker;
FIG. 11 is a schematic view of the structure of an insulin injection pen, an injection needle and an extractor;
FIG. 12 is a schematic view of the insulin injection pen with the injection needle and the picker mounted thereon, ready for injection;
FIG. 13 is a schematic view of the structure of a needle picker (with control ring);
fig. 14 is a schematic view of the inner top structure of the storage box;
FIG. 15 is a schematic view of the inner side view of the storage box;
the labels in the figure are: 1. the injection pen comprises a connecting base, 2 parts of a puncture needle, 3 parts of a fixed shell, 4 parts of a movable shell, 5 parts of a reset spring, 6 parts of an ejection assembly, 7 parts of a storage box, 8 parts of an injection pen, 1-1 part of a limiting ring, 1-2 parts of a limiting head, 3-1 part of a clamping strip, 3-2 parts of a guide groove, 6-1 part of a top head base shell, 6-2 parts of a connecting rod, 6-3 parts of a top head, 6-4 parts of a control handle, 6-5 parts of a restoring spring, 6-6 parts of a neck rod, 6-7 parts of a control ring, 6-8 parts of a connecting arm, 7-1 parts of a box body, 7-2 parts of a box cover, 7-3 parts of a needle head placing groove, 7-4 parts of a needle head mounting and picking device placing groove, 7-5 parts of a needle head arrangement plate, 7-6 parts of a needle head fixing seat.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in the figure: an insulin injection needle kit for preventing accidental injury comprises a storage box 7, a needle mounting and picking device and a plurality of disposable injection needles.
The disposable syringe needle comprises a connecting base 1 and a puncture needle 2 fixed on the connecting base 1, wherein the outer circumference of the connecting base 1 is provided with a limiting ring 1-1 and a limiting head 1-2. The specific structural form can be as follows: the limiting ring 1-1 is of a continuous annular structure, the cross section of the limiting ring 1-1 is semicircular, and the limiting head 1-2 is arranged on the limiting ring 1-1. The specific structural form can also be as follows: the limiting ring 1-1 is of a discontinuous annular structure and is composed of a plurality of sections of arc-shaped limiting parts, the cross section of the limiting ring 1-1 is semicircular, and the limiting head 1-2 is arranged between the adjacent two sections of arc-shaped limiting parts.
The needle mounting and picking device comprises a fixed shell 3, a movable shell 4 and a return spring 5, wherein the fixed shell 3 and the movable shell 4 are cylindrical shells with one open ends and one closed ends, and the movable shell 4 is covered at the closed end of the fixed shell 3 through the open ends of the movable shell. The fixed shell 3 and the movable shell 4 can move relatively along the axis, and a return spring 5 is arranged between the closed end of the fixed shell 3 and the closed end of the movable shell 4. The center department of the blind end of set casing 3 and activity shell 4 all is provided with the through-hole that can supply pjncture needle 2 to pass, and initial condition is in the maximum distance between the blind end of set casing 3 and the blind end of activity shell 4, and along with activity shell 4 is promoted by external force, the distance between the blind end of set casing 3 and the blind end of activity shell 4 reduces gradually, and when the external force disappeared, under reset spring 5's effect, set casing 3 and activity shell 4 reply initial condition. The department that the inner wall of set casing 3 is close to the opening end is provided with two annular card strips 3-1, form annular spacing groove between two annular card strips 3-1, the syringe needle stretches into set casing 3 inside back by set casing 3 opening end, the spacing ring 1-1 card of syringe needle is gone into the spacing groove of set casing 3, the material of card strip 3-1 is the elastic rubber material, above-mentioned joint structure is the structure commonly used among the prior art, not applicant's innovation point place, therefore no longer detail, the purpose that finally will realize is: the temporary fixed connection of the syringe needle and the syringe needle picker is realized through the mutual matching of the limiting ring 1-1 and the clamping strip 3-1.
The inner wall of the fixed shell 3 is also provided with a guide groove 3-2 along the length direction, the guide groove 3-2 is arranged along the opening end port of the fixed shell 3, when the injection needle extends into the fixed shell 3 from the opening end of the fixed shell 3, the limiting head 1-2 of the injection needle can slide in the guide groove 3-2, and the guide groove 3-1 has the main function of enabling the fixed shell 3 and the connecting base 1 of the injection needle to synchronously rotate.
The side wall of the fixed shell 3 is provided with an ejection component 6, the ejection component 6 comprises an ejection head base shell 6-1 and a connecting rod 6-2, the ejection head 6-3, the control handle 6-4 and the restoring spring 6-5, the ejection head base shell 6-1 is a cylinder body with two open ends, the ejection head base shell 6-1 is fixed on the outer wall of the fixed shell 3, the connecting rod 6-2 is arranged in the ejection head base shell 6-1, the lower end of the connecting rod 6-2 extends out of the ejection head base shell 6-1 to be connected with the ejection head 6-3, the outer wall of the ejection head base shell 6-1 is provided with a long strip-shaped through hole along the length direction of the outer wall, the control handle 6-4 is connected with the connecting rod 6-2 through the neck rod 6-6 penetrating through the through hole, and the restoring spring 6-5 is arranged on a rod body of the connecting rod 6-2 located between the neck rod 6-6 and the ejection head base shell 6-1. The outer end face of the ejector 8 is provided with an arc-shaped groove, and the arc-shaped groove in the ejector 8 can clamp the limiting head 1-2 on the injection needle in the ejection process, so that the injection needle can be ejected more conveniently. In the initial state, the ejector 8 does not extend out of the fixed shell 3, when the injection needle needs to be ejected out, the control handle 6-4 is manually shifted downwards, the control handle 6-4 drives the connecting rod 6-2 and the ejector 8 to move downwards through the neck rod 6-6 until the ejector 8 abuts against the limiting head 1-2, and the action is continued, so that the ejector 8 ejects the injection needle out of the fixed shell 3 finally.
The ejection assembly 6 also comprises a control ring 6-7, the control ring 6-7 is sleeved on the fixed shell 3 of the needle mounting and picking device, and the control ring 6-7 is respectively connected with the two control handles 6-4 through two connecting arms 6-8. The two control handles 6-4 can be driven to move simultaneously by manually moving the control handles 6-4, so that the control is more convenient.
The storage box 7 comprises a box body 7-1 and a box cover 7-2, a needle head placing groove 7-3 and a needle head mounting and picking device placing groove 7-4 are arranged in the box body 7-1, a needle head arrangement plate 7-5 is arranged in the needle head mounting and picking device placing groove 7-4, a plurality of needle head fixing seats 7-6 are arranged on the needle head arrangement plate 7-5 side by side, the needle head fixing seats 7-6 are made of rubber, the shapes of the needle head fixing seats 7-6 are matched with the shapes of the connecting bases 1 of the injection needles, and plastic protective sleeves are sleeved outside the puncture needles 2 of the injection needles.
A plurality of disposable injection needles are placed in the box body 7-1 and are inserted into the needle fixing seats 7-6, and the needle fixing seats 7-6 are made of rubber and have a size slightly larger than that of the connecting base 1 of the disposable injection needles, so that the disposable injection needles can be fixed in the box body 7-1 by mutual extrusion of the needle fixing seats 7-6 and the connecting base. The plastic protective sleeve can prevent medical staff from being scratched when the box body 7-1 is operated, and the plastic protective sleeve can be taken down when the injection needle is needed. The disposable syringe needle in the box body 7-1 can be replenished with a new disposable syringe needle after being exhausted.
The use method of the anti-accidental injury insulin injection needle set comprises the following steps:
first, preparation phase
Open the lid of receiver, then take out syringe needle installation picker, take off the plastics lag of the syringe needle that prepares to use, establish the fixed clamshell of syringe needle installation picker on the syringe needle, align the guide way of syringe needle installation picker with the restriction head position of syringe needle, then press down the set casing, make through mutually supporting of spacing ring and card strip, make syringe needle and picker fixed together.
Second, injection stage
The injection needle is sleeved at the head end of an injection pen, the injection needle is driven to rotate by rotating the picker and is fixed on the injection pen, then an injection part is disinfected, the injection part is wiped by an alcohol cotton ball, the end part of the movable shell of the picker is pressed at the injection part, then the injection pen is held by a hand to be pressed downwards, the needle insertion is completed, then the injection is performed, after the injection is completed, the needle is pulled out in an auxiliary mode under the action of the spring, after the needle is pulled out, the initial state of the movable shell is restored, at the moment, the needle point of the injection needle is hidden, and medical staff cannot be accidentally injured.
Third, collecting the injection needle stage
When the syringe needle needs to be taken down, the fixed shell of the picker is pinched by the left hand, the thumb and the forefinger of the right hand respectively stir the control handle downwards (or stir the control ring), so that the syringe needle is separated from the picker, and in the process, medical staff is not in direct contact with the syringe needle, so that the accidental injury of the medical staff caused by the syringe needle is reduced to the greatest extent.
The anti-accidental injury insulin injection needle set is matched with an insulin injection pen for use, and on one hand, the needle and the injection pen can be mounted and dismounted under the condition that the needle is not exposed. On the other hand, after the injection, can also realize the separation between syringe needle and the picker under the condition of contactless syringe needle, put into corresponding collection box with the syringe needle of using, at whole injection in-process, medical personnel's hand can not produce any contact with the syringe needle, has reduced the emergence that medical personnel were wounded the condition by the syringe needle mistake to the at utmost.
The injection needle head for the insulin injection pen is matched with the picker for use, so that medical staff can be assisted to perform needle insertion, before injection, the outer end part of the movable shell of the picker is firstly abutted against an injection part, then the injection pen is pushed to perform needle insertion, in the process, the picker plays a supporting role on one hand, the force required for keeping the stability of the needle position in the needle insertion process is reduced, on the other hand, the vertical relation between the injection needle and the injection part can be kept, the injection with the needle inserted vertically is realized, and the injection effect is improved.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention.
Claims (6)
1. The utility model provides an prevent accidentally injuring insulin injection syringe needle external member which characterized in that: comprises a storage box (7), a needle mounting and picking device and a plurality of disposable injection needles;
the disposable syringe needle comprises a connecting base (1) and a puncture needle (2) fixed on the connecting base (1), wherein a limiting ring (1-1) and a limiting head (1-2) are arranged on the outer circumference of the connecting base (1);
the needle head mounting and picking device comprises a fixed shell (3), a movable shell (4) and a reset spring (5), wherein the fixed shell (3) and the movable shell (4) are cylindrical shells with one open end and one closed end, the movable shell (4) is covered at the closed end of the fixed shell (3) through the open end of the movable shell, the reset spring (5) is arranged between the closed end of the fixed shell (3) and the closed end of the movable shell (4), through holes for the puncture needle (2) to pass through are formed in the centers of the closed ends of the fixed shell (3) and the movable shell (4), two annular clamping strips (3-1) are arranged at the positions, close to the open end, of the inner wall of the fixed shell (3), two annular limiting grooves are formed between the two annular clamping strips (3-1), after the injection needle head extends into the fixed shell (3) from the open end of the fixed shell (3), the limiting ring (1-1) of the injection needle head is clamped into the limiting groove of the fixed shell (3), the inner wall of the fixed shell (3) is also provided with a guide groove (3-2) along the length direction of the fixed shell, the guide groove (3-2) is arranged along the opening end port of the fixed shell (3), and when the injection needle extends into the fixed shell (3) from the opening end of the fixed shell (3), the limiting head (1-2) of the injection needle can slide in the guide groove (3-2);
the side wall of the fixed shell (3) is provided with an ejection assembly (6), the ejection assembly (6) comprises an ejection head base shell (6-1), a connecting rod (6-2), an ejection head (6-3), a control handle (6-4) and a restoring spring (6-5), the ejection head base shell (6-1) is a cylinder body with two open ends, the ejection head base shell (6-1) is fixed on the outer wall of the fixed shell (3), the connecting rod (6-2) is arranged in the ejection head base shell (6-1), the lower end of the connecting rod (6-2) extends out of the ejection head base shell (6-1) to be connected with the ejection head (6-3), the outer wall of the ejection head base shell (6-1) is provided with a long strip-shaped through hole along the length direction of the outer wall, the control handle (6-4) is connected with the connecting rod (6-2) through a neck rod (6-6) penetrating through the through hole, the restoring spring (6-5) is arranged on the rod body of the connecting rod (6-2) between the neck rod (6-6) and the top base shell (6-1);
the storage box (7) comprises a box body (7-1) and a box cover (7-2), a needle head placing groove (7-3) and a needle head installation and picking device placing groove (7-4) are arranged in the box body (7-1), a needle head arrangement plate (7-5) is arranged in the needle head installation and picking device placing groove (7-4), a plurality of needle head fixing seats (7-6) are arranged on the needle head arrangement plate (7-5) side by side, the shapes of the needle head fixing seats (7-6) are matched with the shapes of the connection bases (1) of the injection needles, and plastic protective sleeves are sleeved outside the puncture needles (2) of the injection needles.
2. The accidental injury prevention insulin injection needle set as claimed in claim 1, wherein: the limiting ring (1-1) is of a continuous annular structure, the cross section of the limiting ring (1-1) is semicircular, and the limiting head (1-2) is arranged on the limiting ring (1-1).
3. The accidental injury prevention insulin injection needle set as claimed in claim 1, wherein: the limiting ring (1-1) is of a discontinuous annular structure and is composed of a plurality of sections of arc-shaped limiting parts, the cross section of the limiting ring (1-1) is semicircular, and the limiting head (1-2) is arranged between the adjacent two sections of arc-shaped limiting parts.
4. The accidental injury prevention insulin injection needle set as claimed in claim 1, wherein: the outer end face of the top head (6-3) is provided with an arc-shaped groove.
5. The accidental injury prevention insulin injection needle set as claimed in claim 1, wherein: the ejection assembly (6) further comprises a control ring (6-7), the control ring (6-7) is sleeved on the fixed shell (3) of the needle mounting and picking device, and the control ring (6-7) is respectively connected with the two control handles (6-4) through two connecting arms (6-8).
6. The accidental injury prevention insulin injection needle kit as claimed in claim 1, wherein: the needle head fixing seat (7-6) is made of rubber.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011441456.3A CN112546328B (en) | 2020-12-08 | 2020-12-08 | Prevent accidentally injuring insulin syringe needle external member |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011441456.3A CN112546328B (en) | 2020-12-08 | 2020-12-08 | Prevent accidentally injuring insulin syringe needle external member |
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| CN112546328A CN112546328A (en) | 2021-03-26 |
| CN112546328B true CN112546328B (en) | 2022-05-17 |
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| CN115300724B (en) * | 2022-02-10 | 2024-01-12 | 山东中医药大学附属医院 | Autonomous treatment insulin injection device for diabetics |
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| CN207722186U (en) * | 2017-06-23 | 2018-08-14 | 西安交通大学医学院第一附属医院 | The special Anti-stabbing protective cap of insulin syringe |
| CN208552742U (en) * | 2017-07-31 | 2019-03-01 | 魏富贵 | Safety-type insulin syringe needle |
| EP3501576A1 (en) * | 2017-12-19 | 2019-06-26 | Tecpharma Licensing AG | A needle insertion and retraction mechanism for a medication delivery device |
| CN108310541A (en) * | 2018-01-31 | 2018-07-24 | 无锡市人民医院 | A kind of Pop-up novopen |
| CN109172955A (en) * | 2018-11-08 | 2019-01-11 | 安徽宏宇五洲医疗器械股份有限公司 | A kind of rotary-type novopen needle |
| CN210355566U (en) * | 2019-06-06 | 2020-04-21 | 新乡医学院第三附属医院 | Insulin pen injection is with preventing stabbing device |
| CN210844701U (en) * | 2019-08-07 | 2020-06-26 | 金华市中心医院 | Insulin pen safety assembly |
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