CN110585527A - Painless anesthetic reagent pipeline injector device for anesthesia department - Google Patents
Painless anesthetic reagent pipeline injector device for anesthesia department Download PDFInfo
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- CN110585527A CN110585527A CN201910878496.5A CN201910878496A CN110585527A CN 110585527 A CN110585527 A CN 110585527A CN 201910878496 A CN201910878496 A CN 201910878496A CN 110585527 A CN110585527 A CN 110585527A
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- needle
- plate
- tube plate
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- injector
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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
- A61M5/008—Racks for supporting syringes or needles
-
- 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
-
- 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
-
- 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
- A61M5/31511—Piston or piston-rod constructions, e.g. connection of piston with piston-rod
-
- 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
- A61M5/31533—Dosing mechanisms, i.e. setting a dose
- A61M5/31545—Setting modes for dosing
- A61M5/31548—Mechanically operated dose setting member
- A61M5/3155—Mechanically operated dose setting member by rotational movement of dose setting member, e.g. during setting or filling of a syringe
-
- 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
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/31576—Constructional features or modes of drive mechanisms for piston rods
- A61M5/31578—Constructional features or modes of drive mechanisms for piston rods based on axial translation, i.e. components directly operatively associated and axially moved with plunger rod
-
- 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
- A61M5/3287—Accessories for bringing the needle into the body; Automatic needle 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
- A61M5/42—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
- A61M5/422—Desensitising skin
-
- 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
- A61M2202/00—Special media to be introduced, removed or treated
- A61M2202/04—Liquids
- A61M2202/0468—Liquids non-physiological
- A61M2202/048—Anaesthetics
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- 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)
- Dermatology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention provides a painless anesthetic reagent pipeline injector device for an anesthesia department, which comprises a long tube plate, a spring and a limiting block B; the two long tube plates and the short tube plates are uniformly surrounded at intervals to form a cylindrical structure; the lower ends of the long tube plate and the upper short tube plate are fixedly plugged with a fixed plate. The invention provides a painless anesthetic agent pipeline injector device for an anesthesia department, wherein an L-shaped supporting arm is rotatably connected to a gap area between a long tube plate and a short tube plate on the side wall of a fixed disc through a rotating shaft, and an arc-surface-shaped inner bundling plate taking a needle as an axis is fixedly connected to the tail end of the long arm of the supporting arm, so that when a movable disc is pushed through a limiting block A on the needle, the lower end of the supporting arm is inwards converged, thereby gathering surrounding tissues to be punctured into skin, reducing the degree of pain received by a dermatorrheal nerve, simultaneously ensuring the stability of needle puncturing and reducing the pain generated by shaking of the needle after puncturing.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a painless anesthetic agent pipeline injector device for an anesthesia department.
Background
Syringes are a common medical device, and as early as the 15 th century, kathler, italian, proposed the principle of syringes, primarily for gas or liquid extraction or injection with a needle, and syringes that can also be used for medical devices, containers, and scientific instruments such as those used in chromatography, to inject through rubber septa. The appearance of the injector is an epoch-making revolution in the field of medical appliances, and the process of extracting or injecting gas or liquid by a needle is called injection, the existing anesthetic injector, especially the needle has fear feeling, and is easy to generate psychological suggestion effect, so that injection pain feeling is enlarged, and the process is not beneficial to anesthesia process, and meanwhile, the force and angle control of manual injection is more experiential, so that the injection difficulty is improved, for example, the painless anesthetic injector in patent application CN201811574463.3 comprises a needle cylinder, the bottom of the needle cylinder is in threaded connection with a sealing plug, a rubber piston is in sliding connection with the inner wall of the needle cylinder, the upper surface of the rubber piston is vertically and fixedly connected with a piston push rod, the lower part of the sealing plug is fixedly connected with an injection needle, the upper part of the injection needle is communicated with the needle cylinder, the top of the needle cylinder is fixedly provided with a top plate, and the upper, the lower part of the connecting plate is fixedly connected with two spring-assisted injectors, the lower parts of the two spring-assisted injectors are fixedly connected with injector shells, the lower parts of the injector shells are fixedly connected with protective shells, and the upper half parts of the needle cylinders are positioned in the injector shells. This painless anesthesia syringe, simple structure, the patient easily receives, and it is steady to insert the needle, and the point position of pricking is easily look for, and the patient is painful to be reduced to minimumly.
The existing anesthetic syringe is mostly provided with the anesthetic device in the patent, when the anesthetic syringe is used, the internal structural parts of the syringe are more, the syringe is easy to damage in the using process, the maintenance is difficult, the needle head is inconvenient to replace, and the anesthetic syringe is difficult to clean and sterilize after being used.
Disclosure of Invention
Problem (A)
In summary, the present invention provides a painless anesthetic agent pipeline injector device for anesthesia department, which solves the problems of the existing anesthetic injector, as most of the anesthetic devices in the above patents, that there are many internal structural components in the injector during use, which are easily damaged during use, resulting in difficulty in maintenance, inconvenience in needle replacement, and difficulty in cleaning and disinfecting after use.
(II) technical scheme
The invention provides a painless anesthetic agent pipeline injector device for an anesthesia department, which is used for carrying out technical innovation on the painless anesthetic agent pipeline injector device for the anesthesia department, and the painless anesthetic agent pipeline injector device for the anesthesia department provided by the invention specifically comprises the following components: the injection device comprises a long tube plate, an injector body, a chute, a needle, a thread A, a push rod, a thread B, a dose adjusting nut, a holding block, a through hole, a guide plate, a T-shaped block, a short tube plate, a movable disc, a connecting arm, a supporting arm, a fixed disc, an inner beam plate, a correcting tube, a limiting block A, a spring and a limiting block B;
the two long tube plates and the short tube plates are uniformly surrounded at intervals to form a cylindrical structure; the lower ends of the long tube plate and the upper short tube plate are fixedly plugged with a fixed disc; the injector main body is arranged in a cylinder body formed by a long pipe plate and an upper short pipe plate in a sliding manner; a holding block is vertically and outwards arranged on the side wall of the injector main body between the two long tube plates;
a needle connected with the lower end of the injector main body penetrates through the fixed disc below the injector main body; a movable plate with the integral structure consistent with that of the fixed plate is sleeved on the needle above the fixed plate, and the movable plate is slidably arranged in a cylinder body formed by the long tube plate and the upper short tube plate;
the side wall of the fixed disc is provided with a gap area between the long tube plate and the short tube plate which is rotationally connected with an L-shaped supporting arm through a rotating shaft; the tail end of the short arm of the supporting arm is rotatably connected with a connecting arm through a rotating shaft, and the other end of the connecting arm is rotatably connected to the side wall lug of the movable disc through the rotating shaft; the tail end of the long arm of the supporting arm is fixedly connected with an arc-surface-shaped inner bundling plate taking the needle as an axis.
Preferably, the middle part of the holding block is provided with a crescent through hole which penetrates through the holding block from left to right.
Preferably, T-shaped sliding grooves are formed in the opposite side walls of the two long tube plates, the left side and the right side of the inner end of the holding block are fixedly connected with cambered guide plates respectively, and the tail ends of the guide plates are connected in the sliding grooves in a sliding mode through the T-shaped blocks.
Preferably, the center of the bottom of the fixed disc is fixedly provided with a correction tube in an inverted truncated cone shape.
Preferably, a spring is sleeved outside the needle between the movable disc and the fixed disc, and the upper end and the lower end of the spring are respectively and fixedly connected to the movable disc and the fixed disc.
Preferably, the outer wall of the upper end of the needle is provided with a thread A, and the upper end of the needle is screwed with a disc-shaped limiting block A.
Preferably, a limit block B is fixedly installed on the inner wall between the long tube plate and the short tube plate, a round hole allowing the limit block A to pass through is formed in the middle of the limit block B, and the distance between the limit block B and the upper end of the short tube plate is just consistent with the length of the injector body.
Preferably, the outer wall of the push rod connected with the upper end of the syringe main body is provided with a thread B, and the thread B is screwed with a dosage adjusting nut.
(III) advantageous effects
The invention provides a painless anesthetic agent pipeline injector device for an anesthesia department, wherein an L-shaped support arm is rotatably connected to a gap area between a long tube plate and a short tube plate on the side wall of a fixed disc through a rotating shaft, the tail end of the short arm of the support arm is rotatably connected with a connecting arm through the rotating shaft, the other end of the connecting arm is rotatably connected to a side wall ear block of a movable disc through the rotating shaft, and the tail end of the long arm of the support arm is fixedly connected with an arc-shaped inner beam plate taking a needle as an axis.
The invention provides a painless anesthetic agent pipeline injector device for an anesthesia department, wherein T-shaped sliding grooves are formed in opposite side walls of two long tube plates, the left side and the right side of the inner end of a holding block are respectively and fixedly connected with guide plates with cambered surfaces, and the tail ends of the guide plates are connected into the sliding grooves in a sliding mode through the T-shaped blocks, so that the injector main body can be guided in a sliding mode through the guide plates in the sliding process, and the vertical stability of the injector main body is guaranteed.
The invention provides a painless anesthetic reagent pipeline injector device for an anesthesia department, wherein a limiting block B is fixedly arranged on the inner wall between a long tube plate and a short tube plate, a round hole allowing the limiting block A to pass through is formed in the middle of the limiting block B, the distance between the limiting block B and the upper end of the short tube plate is just consistent with the length of an injector body, and when the lower end of the injector body is in contact with the limiting block B, a push rod can be pushed to inject medicine.
The invention provides a painless anesthetic agent pipeline injector device for an anesthesia department, which is characterized in that a thread B is arranged on the outer wall of a push rod connected with the upper end of an injector main body, and a dose adjusting nut is screwed on the thread B, so that the aim of controlling the amount and feeding medicine for many times can be fulfilled by adjusting the position of the dose adjusting nut.
Drawings
FIG. 1 is a schematic view of the right front upper axial view in an embodiment of the present invention;
FIG. 2 is a schematic top-rear-left axial view in accordance with an embodiment of the present invention;
FIG. 3 is a front right lower axial view in an embodiment of the present invention;
FIG. 4 is a left side view of the exemplary embodiment of the present invention;
FIG. 5 is an axial view of the syringe in an embodiment of the present invention with the syringe body portion and the long tubular plate portion separated;
FIG. 6 is a schematic view of a syringe body according to an embodiment of the present invention;
FIG. 7 is a schematic view of a long tube sheet portion in an embodiment of the invention;
FIG. 8 is an axial view of an embodiment of the present invention with the long tubesheet portion removed and the short tubesheet portion removed;
in fig. 1 to 8, the correspondence between the part names or lines and the reference numbers is:
1. a long tube plate; 2. a syringe body; 201. a chute; 3. a needle; 301. a thread A; 4. a push rod; 401. a thread B; 402. a dose adjustment nut; 5. a holding block; 501. a through hole; 502. a guide plate; 503. a T-shaped block; 6. a short tube sheet; 7. a movable tray; 8. a connecting arm; 9. a brace arm; 10. fixing the disc; 11. an inner beam plate; 12. a straightening tube; 13. a limiting block A; 14. a spring; 15. and a limiting block B.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
Please refer to fig. 1 to 8:
in order to solve the problems that most of the existing anesthesia injectors of the painless anesthesia reagent pipeline injector device for the anesthesia department in the prior art are the anesthesia devices in the patent, when the anesthesia injector device is used, the internal structural parts of the injector are more, the injector is easy to damage in the using process, the maintenance is difficult, the needle head is inconvenient to replace, and the cleaning and the disinfection are difficult after the use, the invention provides the painless anesthesia reagent pipeline injector device for the anesthesia department, which is used for carrying out technical innovation on the painless anesthesia reagent pipeline injector device for the anesthesia department, and comprises the following components: the injection device comprises a long tube plate 1, an injector body 2, a sliding groove 201, a needle 3, a thread A301, a push rod 4, a thread B401, a dose adjusting nut 402, a holding block 5, a through hole 501, a guide plate 502, a T-shaped block 503, a short tube plate 6, a movable disc 7, a connecting arm 8, a supporting arm 9, a fixed disc 10, an inner beam plate 11, a correcting tube 12, a limiting block A13, a spring 14 and a limiting block B15;
the two long tube plates 1 and the short tube plates 6 are uniformly surrounded at intervals to form a cylindrical structure; the lower ends of the long tube plate 1 and the upper short tube plate 6 are fixedly plugged with a fixed disc 10; the injector main body 2 is arranged in a cylinder body formed by the long pipe plate 1 and the upper short pipe plate 6 in a sliding way; a holding block 5 is vertically and outwards arranged on the side wall of the injector main body 2 between the two long tube plates 1;
the needle 3 connected with the lower end of the injector main body 2 passes through the fixed disc 10 below; a movable disc 7 with the integral structure consistent with that of the fixed disc 10 is sleeved on the needle 3 above the fixed disc 10, and the movable disc 7 is slidably arranged in a cylinder body formed by the long tube plate 1 and the upper short tube plate 6;
the side wall of the fixed disk 10 is positioned in the gap area between the long tube plate 1 and the short tube plate 6 and is rotationally connected with an L-shaped supporting arm 9 through a rotating shaft; the tail end of the short arm of the supporting arm 9 is rotatably connected with a connecting arm 8 through a rotating shaft, and the other end of the connecting arm 8 is rotatably connected to a side wall lug of the movable disc 7 through the rotating shaft; the end of the long arm of the supporting arm 9 is fixedly connected with an arc-shaped inner beam plate 11 taking the needle 3 as an axis.
Wherein, the crescent through-hole 501 that runs through about the middle part of holding piece 5 is seted up, can pass the through-hole 501 of holding piece 5 with the palm in, hold to syringe main part 2, conveniently slide syringe main part 2.
Wherein, set up T type's spout 201 in two long tube sheet 1 relative lateral walls, and hold the guide plate 502 of cambered surface of the left and right sides fixedly connected with respectively of the inner of piece 5, the end of its guide plate 502 passes through T type piece 503 sliding connection in spout 201 for syringe main part 2 part is at gliding in-process, and the vertical stability of syringe main part 2 is guaranteed in the accessible guide plate 502 sliding guidance.
Wherein, the center of the bottom of the fixed disk 10 is fixedly provided with a correction tube 12 with an inverted truncated cone shape to ensure the straightness and stability of the needle 3 and avoid the bending of the needle 3 when the needle penetrates into the skin.
Wherein, the needle 3 between the movable disk 7 and the fixed disk 10 is externally sleeved with a spring 14, the upper end and the lower end of the spring 14 are respectively and fixedly connected on the movable disk 7 and the fixed disk 10, and the spring 14 can play the functions of shock absorption, buffering and automatic reset.
Wherein, the outer wall of the upper end of the needle 3 is provided with a thread A301, the upper end of the needle 3 is screwed with a disc-shaped limiting block A13, and the position of the limiting block A13 on the needle 3 can be adjusted, thereby achieving the purpose of adjusting the depth of the needle 3 which can be extended out.
Wherein, the inner wall between the long tube plate 1 and the short tube plate 6 is fixedly provided with a limit block B15, the middle part of the limit block B15 is provided with a round hole which can allow the limit block A13 to pass through, the distance between the limit block B15 and the upper end of the short tube plate 6 is just consistent with the length of the injector body 2, and when the lower end of the injector body 2 is contacted with the limit block B15, the push rod 4 can be pushed to inject medicine.
Wherein, the outer wall of the push rod 4 connected with the upper end of the injector main body 2 is provided with a thread B401, and the thread B401 is screwed with a dosage adjusting nut 402, thereby achieving the purpose of controlling dosage and feeding medicine for a plurality of times by adjusting the position of the dosage adjusting nut 402.
The specific use mode and function of the embodiment are as follows:
when the invention is used, as the middle part of the holding block 5 is provided with the crescent-shaped through hole 501 which penetrates through the left and the right, a palm can penetrate through the through hole 501 of the holding block 5 to hold the injector body 2, the injector body 2 is convenient to slide, when the limiting block A13 on the needle 3 is propped against the movable disc 7, the movable disc 7 is pushed to move downwards to push the supporting arm 9 to be cohesive, and simultaneously the needle point of the needle 3 stretches out of the lower end of the inner binding plate 11 to be punctured into skin and flesh, when the lower end of the injector body 2 is propped against the limiting block B15, medicine can be injected;
the opposite side walls of the two long tube plates 1 are provided with T-shaped sliding grooves 201, the left side and the right side of the inner end of the holding block 5 are fixedly connected with cambered guide plates 502 respectively, the tail ends of the guide plates 502 are connected in the sliding grooves 201 in a sliding mode through T-shaped blocks 503, so that the part of the injector main body 2 can be guided in a sliding mode through the guide plates 502, the vertical stability of the injector main body 2 is guaranteed, the spring 14 is sleeved outside the needle 3 between the movable disc 7 and the fixed disc 10, the upper end and the lower end of the spring 14 are fixedly connected to the movable disc 7 and the fixed disc 10 respectively, and the functions of shock absorption, buffering and automatic resetting can be achieved through the spring 14;
and the outer wall of the upper end of the needle 3 is provided with a thread A301, the upper end of the needle 3 is screwed with a disc-shaped limit block A13, the position of the limit block A13 on the needle 3 can be adjusted, thereby achieving the purpose of adjusting the depth of the needle 3 which can be extended out, and the inner wall between the long tube plate 1 and the short tube plate 6 is fixedly provided with a limited block B15, the middle part of the limit block B15 is provided with a round hole which can allow the limit block A13 to pass through, the distance between the limit block B15 and the upper end of the short tube plate 6 is just consistent with the length of the injector main body 2, when the lower end of the injector main body 2 is contacted with the limit block B15, the push rod 4 can be pushed to inject medicine, in addition, the outer wall of the push rod 4 connected with the upper end of the injector main body 2 is provided with a thread B401, a dosage adjusting nut 402 is screwed on the thread B401, the position of the dose adjustment nut 402 can be adjusted to achieve multiple dosing.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. Painless anesthesia reagent pipeline injector device for department of anesthesia carries out technical innovation with painless anesthesia reagent pipeline injector device for department of anesthesia, its characterized in that includes: the injection device comprises a long tube plate (1), an injector body (2), a sliding groove (201), a needle (3), a thread A (301), a push rod (4), a thread B (401), a dose adjusting nut (402), a holding block (5), a through hole (501), a guide plate (502), a T-shaped block (503), a short tube plate (6), a movable disc (7), a connecting arm (8), a supporting arm (9), a fixed disc (10), an inner beam plate (11), a correcting tube (12), a limiting block A (13), a spring (14) and a limiting block B (15);
the two long tube plates (1) and the short tube plates (6) are uniformly surrounded at intervals to form a cylindrical structure; the lower ends of the long tube plate (1) and the upper short tube plate (6) are fixedly plugged with a fixed disc (10); the injector body (2) is slidably arranged in a cylinder body formed by the long tube plate (1) and the upper short tube plate (6); a holding block (5) is vertically and outwards arranged on the side wall of the injector main body (2) between the two long tube plates (1);
a needle (3) connected with the lower end of the injector main body (2) penetrates through a fixed disc (10) below; a needle (3) above the fixed disc (10) is sleeved with a movable disc (7) with an integral structure consistent with that of the fixed disc (10), and the movable disc (7) is slidably arranged in a cylinder body formed by the long tube plate (1) and the upper short tube plate (6);
the side wall of the fixed disc (10) is positioned in a gap area between the long tube plate (1) and the short tube plate (6) and is rotatably connected with an L-shaped supporting arm (9) through a rotating shaft; the tail end of the short arm of the supporting arm (9) is rotatably connected with a connecting arm (8) through a rotating shaft, and the other end of the connecting arm (8) is rotatably connected to a side wall lug of the movable disc (7) through the rotating shaft; the tail end of the long arm of the supporting arm (9) is fixedly connected with an arc-surface-shaped inner beam plate (11) taking the needle (3) as an axis.
2. The painless anesthetic agent pipeline injector device for the department of anesthesia as set forth in claim 1, wherein a crescent-shaped through hole (501) is formed in the middle of the grip block (5) and penetrates left and right.
3. The painless anesthetic agent pipeline injector device for the department of anesthesia as set forth in claim 1, wherein T-shaped slide grooves (201) are opened in the opposite side walls of the two long tube plates (1), and the left and right sides of the inner end of the grip block (5) are fixedly connected with cambered guide plates (502), respectively, and the ends of the guide plates (502) are slidably connected in the slide grooves (201) through T-shaped blocks (503).
4. The painless anesthetic agent line injector device for the department of anesthesia as set forth in claim 1, characterized in that a correction tube (12) having an inverted truncated cone shape is fixedly provided at the center of the bottom of the fixed tray (10).
5. The painless anesthetic agent pipeline injector device for the department of anesthesia as set forth in claim 1, characterized in that a spring (14) is sleeved outside the needle (3) between the movable plate (7) and the stationary plate (10), and the upper end and the lower end of the spring (14) are fixedly connected to the movable plate (7) and the stationary plate (10), respectively.
6. The painless anesthetic agent pipeline injector device for the department of anesthesia as set forth in claim 1, characterized in that the outer wall of the upper end of the needle (3) is provided with a thread a (301), and the upper end of the needle (3) is screwed with a disc-shaped stopper a (13).
7. The painless anesthetic agent pipeline injector device for the anesthesia department according to claim 1, wherein a limit block B (15) is fixedly installed on the inner wall between the long tube plate (1) and the short tube plate (6), a round hole allowing the limit block A (13) to pass through is formed in the middle of the limit block B (15), and the distance between the limit block B (15) and the upper end of the short tube plate (6) is just consistent with the length of the injector body (2).
8. The painless anesthetic agent pipeline injector device for the department of anesthesia as set forth in claim 1, wherein a thread B (401) is formed on an outer wall of a push rod (4) connected to an upper end of the injector body (2), and a dose adjustment nut (402) is screwed on the thread B (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910878496.5A CN110585527A (en) | 2019-09-18 | 2019-09-18 | Painless anesthetic reagent pipeline injector device for anesthesia department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910878496.5A CN110585527A (en) | 2019-09-18 | 2019-09-18 | Painless anesthetic reagent pipeline injector device for anesthesia department |
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| Publication Number | Publication Date |
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| CN110585527A true CN110585527A (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910878496.5A Withdrawn CN110585527A (en) | 2019-09-18 | 2019-09-18 | Painless anesthetic reagent pipeline injector device for anesthesia department |
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| Country | Link |
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| CN (1) | CN110585527A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113694311A (en) * | 2021-09-03 | 2021-11-26 | 平凉市崆峒区中医医院 | Intelligent voice interaction insulin pen |
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