CN111939377B - Novel scalp vein indwelling needle for pediatric nerve nursing - Google Patents

Novel scalp vein indwelling needle for pediatric nerve nursing Download PDF

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Publication number
CN111939377B
CN111939377B CN202010846530.3A CN202010846530A CN111939377B CN 111939377 B CN111939377 B CN 111939377B CN 202010846530 A CN202010846530 A CN 202010846530A CN 111939377 B CN111939377 B CN 111939377B
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CN
China
Prior art keywords
elastic seat
fixedly connected
sliding block
seat
indwelling needle
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Active
Application number
CN202010846530.3A
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Chinese (zh)
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CN111939377A (en
Inventor
辛翠娟
李新菊
吴娜
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Jilin University
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Jilin University
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Priority to CN202010846530.3A priority Critical patent/CN111939377B/en
Publication of CN111939377A publication Critical patent/CN111939377A/en
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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/158Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00Bandages or dressings; Absorbent pads
    • A61F2013/00361Plasters
    • A61F2013/00365Plasters use
    • A61F2013/00412Plasters use for use with needles, tubes or catheters
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M5/00Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/14Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
    • A61M5/158Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
    • A61M2005/1586Holding accessories for holding infusion needles on the body

Abstract

The invention provides a novel scalp vein indwelling needle for pediatric nerve nursing, which comprises a needle body, an adhesive tape fixedly connected with one side of a fixed seat and an elastic seat far away from the needle body, a rotating shaft is rotatably arranged in the fixed seat, one side of a pinion far away from the needle body is fixedly connected with a pressing plate, the rotating shaft is connected with a sliding block through a pull rope, a turntable is rotatably arranged in the elastic seat and positioned on the front side of the sliding block, the bottom of a detection rod is fixedly connected with a shift lever inserted in the turntable, the elastic seat deforms along with the folding and flattening of the scalp, the shift lever is driven to move up and down through the detection rod, the shift lever drives the turntable to rotate through an insert block and a wave groove, a magnetic block is aligned with a magnetic sheet and then staggered, the sliding block is driven to move under the action of a same polarity repulsion force and a spring, the sliding block pulls the, adhesion to the scalp becomes loose, resulting in a problem that the indwelling needle is unstable.

Description

Novel scalp vein indwelling needle for pediatric nerve nursing
Technical Field
The invention relates to the technical field of venous indwelling needles, in particular to a novel scalp venous indwelling needle for pediatric nerve nursing.
Background
The nervous system diseases refer to diseases of nervous system and marrow muscle caused by infection, angiopathy, tumor, trauma, severe disease, immune disorder, degenerative heredity, congenital dysplasia, nutritional deficiency, metabolic disorder, etc., scalp venous transfusion method can be adopted in nerve protection, and scalp venous indwelling needle is a common transfusion tool, can reduce pain and vascular injury of patients, and can keep venous path unobstructed.
In the prior art, the scalp vein indwelling needle is generally fixed on the head of a patient through a medical adhesive tape, but the adhesion of the medical adhesive tape is not particularly firm, when the patient accidentally bumps the adhesive tape, or the scalp deforms due to the fact that the patient bends the head, the adhesive tape is prone to curling, after the adhesive tape curls, the curling condition is larger and larger, the indwelling needle is unstable, and particularly for the child patient, the child is more active and better, and the problem is prone to occurring.
Disclosure of Invention
In order to solve the technical problems, the invention provides a novel scalp vein indwelling needle for pediatric nerve nursing, which is achieved by the following specific technical means:
a novel scalp vein indwelling needle for pediatric nerve nursing comprises a needle body, wherein the left side and the right side of the needle body are fixedly connected with a fixed seat, the outer side of the needle body is fixedly connected with an elastic seat positioned on the outer side of the fixed seat, the bottom of the elastic seat is provided with an adhesive sheet, one side of the fixed seat and the elastic seat far away from the needle body is fixedly connected with an adhesive tape, the inner part of the fixed seat is rotatably provided with a rotating shaft, the outer side of the rotating shaft is fixedly sleeved with a main gear, the inner part of the fixed seat is rotatably positioned on the front side and the back side of the main gear and is respectively connected with an auxiliary gear, one side of the auxiliary gear far away from the needle body is fixedly connected with a pressing plate, the inner part of the elastic seat is slidably connected with a sliding block, the rotating shaft is connected with the sliding block through a pull rope, the inside driving lever of carousel is inserted to the bottom fixedly connected with of detection pole, and the annular that corresponds with the driving lever is seted up at the top of carousel, and fixedly connected with inserts the inside inserted block of carousel on the driving lever, sets up the wave groove that corresponds with the inserted block on the inside wall of annular, the front and the equal fixedly connected with magnetic path in the back of carousel, and the back mounted of slider has the spring, and the inside of elastic seat just is located and is provided with the stopper between carousel and the slider.
As optimization, the bottom of elasticity seat and fixing base flushes, and the recess that corresponds with the fixing base is all seted up on the left side and the right side of elasticity seat, and the elasticity seat is elastic material.
Preferably, the rotating shaft is provided with a reset torsion spring.
Preferably, the connection relationship between the pinion and the main gear is a meshed connection, the pinions on the same side are symmetrically distributed in front and back of the main gear, and when the main gear rotates, the two pinions are driven to rotate in opposite directions.
Preferably, the bottom end of the pull rope is wound on the rotating shaft, the top end of the pull rope is fixedly mounted on the sliding block, and when the sliding block moves, the rotating shaft is pulled to rotate through the pull rope.
Preferably, the detection rod comprises two sections of connecting rods which are hinged with each other, the two sections of connecting rods are in a V shape, the front end of the detection rod is movably hinged with the inner front wall of the elastic seat, the back end of the detection rod is movably hinged with the inner rear wall of the elastic seat, and when the elastic seat deforms, the detection rod in the V shape is driven to deform, and then the driving lever is driven to move up and down.
Preferably, the wave groove is an annular closed groove and comprises inclined grooves which are arranged in a staggered mode, and when the deflector rod moves up and down, the turntable is driven to rotate through the inserting blocks and the wave groove.
Preferably, the magnetic property of one side of the opposite surface of the magnetic block and the magnetic sheet is the same, and when the magnetic block is aligned with the magnetic sheet, the sliding block is pushed away under the action of the repulsion force of the same polarity.
The invention has the following beneficial effects:
1. this needle is kept somewhere to child's nerve nursing with novel scalp vein, when the patient scratched the head or touch the adhesive tape and lead to the sticky tape to roll up, the scalp of patient also can be because touched and take place fold deformation, the elasticity seat is along with the fold of scalp and the exhibition is out of shape, it reciprocates to drive the driving lever through the test bar, the driving lever passes through the inserted block and wave groove drives the carousel rotation, stagger again after making the magnetic path align with the magnetic sheet, it removes to push the slider under like repulsion and spring action, the slider passes through stay cord pulling pivot rotation, the pivot drives the clamp plate through main gear and pinion and makes a round trip to deflect, flatten the adhesive tape again, avoided the adhesive tape after rolling up, become loose with the adhesion of scalp, lead to keeping somewhere the unstable problem of needle.
2. This child nurses with novel scalp vein indwelling needle can flatten and reset automatically along with the deformation of patient's scalp, need not manual operation, simple structure, convenient to use.
Drawings
FIG. 1 is a schematic top view of the present invention.
FIG. 2 is a top cross-sectional view of the present invention.
Fig. 3 is a front cross-sectional view of the present invention.
FIG. 4 is a schematic view of the elastic seat of the present invention.
FIG. 5 is a right sectional view of the inner structure of the elastic seat of the present invention.
FIG. 6 is an enlarged view of portion A of FIG. 5 according to the present invention.
FIG. 7 is a schematic top view of the turntable structure of the present invention.
Fig. 8 is a development view of the wave trough structure of the present invention.
In the figure: 1. a needle body; 2. a fixed seat; 3. an adhesive tape; 4. an elastic seat; 41. an adhesive sheet; 5. a rotating shaft; 6. a main gear; 7. a pinion gear; 8. pressing a plate; 9. a slider; 10. pulling a rope; 11. a magnetic sheet; 12. a turntable; 13. a detection lever; 14. a deflector rod; 15. a ring groove; 16. inserting a block; 17. a wave groove; 18. a magnetic block; 19. a spring; 20. and a limiting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, a novel scalp vein indwelling needle for pediatric nerve nursing comprises a needle body 1, a fixed seat 2 is fixedly connected to both the left side and the right side of the needle body 1, an elastic seat 4 is fixedly connected to the outer side of the needle body 1 and located on the outer side of the fixed seat 2, an adhesive sheet 41 is installed at the bottom of the elastic seat 4, an adhesive tape 3 is fixedly connected to one side of the fixed seat 2 and the elastic seat 4 away from the needle body 1, a rotating shaft 5 is rotatably installed inside the fixed seat 2, a main gear 6 is fixedly sleeved on the outer side of the rotating shaft 5, a pinion needle body 7 is rotatably connected to both the front side and the back side of the fixed seat 2 and located on the main gear 6, a pressing plate 8 is fixedly connected to one side of the pinion 7 away from the needle body 1, a sliding block 9 is slidably connected to the inside of the elastic seat 4, the rotating shaft 5 is connected to the sliding block 9 through a pulling rope 10, inside and the top activity that is located slider 9 of elastic seat 4 articulates there is detection pole 13, the inside driving lever 14 of carousel 12 is inserted to the bottom fixedly connected with of detection pole 13, annular 15 that corresponds with driving lever 14 is seted up at the top of carousel 12, fixedly connected with inserts the inside inserted block 16 of carousel 12 on the driving lever 14, set up the wave groove 17 that corresponds with inserted block 16 on the inside wall of annular 15, the equal fixedly connected with magnetic path 18 in front and the back of carousel 12, the back mounted of slider 9 has spring 19, the inside of elastic seat 4 just is located and is provided with stopper 20 between carousel 12 and the slider 9.
Wherein, elastic seat 4 flushes with the bottom of fixing base 2, and the recess that corresponds with fixing base 2 is all seted up on the left side and the right side of elastic seat 4, and elastic seat 4 is elastic material.
Wherein, the rotating shaft 5 is provided with a reset torsion spring.
The connection relationship between the pinion gears 7 and the main gear 6 is a meshing connection, the pinion gears 7 on the same side are symmetrically distributed in front and back of the main gear 6, and when the main gear 6 rotates, the two pinion gears 7 are driven to rotate reversely.
Wherein, the bottom of stay cord 10 twines on pivot 5, and the top of stay cord 10 is fixed mounting on slider 9, when slider 9 removed, pulls pivot 5 through stay cord 10 and rotates.
The detection rod 13 comprises two sections of connecting rods which are hinged with each other, the two sections of connecting rods are V-shaped, the front end of the detection rod 13 is movably hinged with the inner front wall of the elastic seat 4, the back end of the detection rod 13 is movably hinged with the inner rear wall of the elastic seat 4, and when the elastic seat 4 deforms, the V-shaped detection rod 13 is driven to deform, and then the driving lever 14 is driven to move up and down.
The wave groove 17 is an annular closed groove, the wave groove 17 comprises inclined grooves which are arranged in a staggered mode, and when the shifting lever 14 moves up and down, the inserting block 16 and the wave groove 17 drive the rotary disc 12 to rotate.
Wherein, the magnetic property of one side of the opposite surface of the magnetic block 18 and the magnetic sheet 11 is the same, and when the magnetic block 18 is aligned with the magnetic sheet 11, the sliding block 9 is pushed away under the action of the same polarity repulsion force.
When the scalp vein indwelling needle is used, the needle body 1 of the scalp vein indwelling needle is fixedly adhered to the forehead of a child patient through the adhesive tape 3, initially, the adhesive tape 3 is flatly attached to the scalp of the patient, the elastic seat 4 is also in a flattened state, the magnetic block 18 and the magnetic sheet 11 are staggered, and the sliding block 9 is abutted to the limiting block 20 under the pushing of the spring 19.
When a patient bends the head or touches the adhesive tape 3 to cause the adhesive tape 3 to be rolled up, the scalp of the patient can be wrinkled and deformed due to being touched, the elastic seat 4 is wrinkled and flattened to drive the elastic seat 4 to contract inwards and then expand again, the elastic seat 4 is deformed to drive the V-shaped detection rod 13 to deform, and further drive the shift lever 14 to move up and down, the shift lever 14 drives the turntable 12 to rotate through the insert block 16 and the wave groove 17, the magnetic block 18 is aligned with the magnetic sheet 11 and then staggered, when the magnetic block 18 is aligned with the magnetic sheet 11, the slide block 9 is pushed to move backwards under the action of like repulsion force, the slide block 9 moves backwards and resets under the action of the spring 19 after being staggered with the magnetic sheet 11, the moving slide block 9 pulls the rotating shaft 5 to rotate through the pull rope 10, then the rotating shaft 5 rotates and resets under the action of the reset torsion spring, the rotating shaft 5 drives the pressing plate 8 to deflect back and forth through the, the clamp plate 8 that deflects flattens adhesive tape 3 again, has avoided adhesive tape 3 to roll up the back, and the adhesion with the scalp becomes the pine, leads to keeping somewhere the unstable problem of needle, and the device can flatten and reset automatically along with the deformation of patient's scalp, need not manual operation, simple structure, convenient to use.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a child nurses with novel scalp vein indwelling needle, includes needle body (1), its characterized in that: the left side and the right side of the needle body (1) are fixedly connected with a fixed seat (2), the outer side of the needle body (1) and the side, which is positioned on the outer side of the fixed seat (2), are fixedly connected with an elastic seat (4), the bottom of the elastic seat (4) is provided with an adhesive sheet (41), one side, which is far away from the needle body (1), of the fixed seat (2) and the elastic seat (4) is fixedly connected with an adhesive tape (3), the inner part of the fixed seat (2) is rotatably provided with a rotating shaft (5), the outer side of the rotating shaft (5) is fixedly sleeved with a main gear (6), the front side and the back side, which are positioned inside the fixed seat (2) and the main gear (6), are rotatably connected with an auxiliary gear (7), one side, which is far away from the needle body (1), of the auxiliary gear (7) is fixedly connected with a pressing plate (8, a magnetic sheet (11) is fixedly connected to the front of the sliding block (9), a rotary table (12) is rotatably arranged in the elastic seat (4) and positioned on the front of the sliding block (9), a detection rod (13) is movably hinged in the elastic seat (4) and positioned above the sliding block (9), a shift lever (14) inserted in the rotary table (12) is fixedly connected to the bottom of the detection rod (13), an annular groove (15) corresponding to the shift lever (14) is formed in the top of the rotary table (12), an insert block (16) inserted in the rotary table (12) is fixedly connected to the shift lever (14), a wave groove (17) corresponding to the insert block (16) is formed in the inner side wall of the annular groove (15), a magnetic block (19) is arranged on the back of the sliding block (9), a magnetic block (20) is arranged in the elastic seat (4) and positioned between the rotary table (12) and the sliding block (9), the detection rod (13) comprises two sections of connecting rods which are hinged, the two sections of connecting rods are V-shaped, the front end of the detection rod (13) is movably hinged with the inner front wall of the elastic seat (4), the back end of the detection rod (13) is movably hinged with the inner back wall of the elastic seat (4), and the magnetic block (18) and one side of the opposite surface of the magnetic sheet (11) are same in magnetism.
2. The novel scalp vein indwelling needle for pediatric nerve care according to claim 1, comprising: elastic seat (4) flush with the bottom of fixing base (2), and the left side and the right side of elastic seat (4) all set up the recess that corresponds with fixing base (2), and elastic seat (4) are elastic material.
3. The novel scalp vein indwelling needle for pediatric nerve care according to claim 1, comprising: and a reset torsion spring is arranged on the rotating shaft (5).
4. The novel scalp vein indwelling needle for pediatric nerve care according to claim 1, comprising: the connection relationship between the pinion (7) and the main gear (6) is meshing connection, and the pinion (7) on the same side is symmetrically distributed in front and back of the main gear (6).
5. The novel scalp vein indwelling needle for pediatric nerve care according to claim 1, comprising: the bottom end of the pull rope (10) is wound on the rotating shaft (5), and the top end of the pull rope (10) is fixedly installed on the sliding block (9).
6. The novel scalp vein indwelling needle for pediatric nerve care according to claim 1, comprising: the wave groove (17) is an annular closed groove, and the wave groove (17) comprises inclined grooves which are arranged in a staggered mode.
CN202010846530.3A 2020-08-21 2020-08-21 Novel scalp vein indwelling needle for pediatric nerve nursing Active CN111939377B (en)

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CN111939377B true CN111939377B (en) 2021-05-14

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