CN213312492U

CN213312492U - Efficient anesthetic needle

Info

Publication number: CN213312492U
Application number: CN202021775546.1U
Authority: CN
Inventors: 田春
Original assignee: Chongqing Medical University
Current assignee: Chongqing Medical University
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-06-01
Anticipated expiration: 2030-08-24

Abstract

The utility model discloses a high-efficiency anesthesia needle, in particular to the field of medical equipment, including a sleeve, a syringe groove is provided at the top of the sleeve, a syringe is movably arranged in the syringe groove, and a bottom of the sleeve is provided with a syringe. There is an opening, a rubber plate is fixed in the opening, a pressing handle is arranged on both sides of the bottom of the sleeve, and a connecting rod is fixed on the bottom of the inner side wall of the pressing handle, and one end of the connecting rod is fixedly connected with a An annular card plate, the top of the annular card plate is fixedly connected with a T-shaped slider. The utility model separates the fixing block from the drug discharge pipe through the frictional resistance of the rubber plate. When the fixing block cannot be easily pulled out by pulling the first limit plate, the pressing handles on both sides are pinched, and the connecting rod is driven to push the annular The card plate is squeezed to the middle, and the fixed block at the bottom is stuck. When the needle is pulled, the needle will be detached from the syringe because of being stuck, and the needle and the syringe can be peeled off efficiently, so as to avoid direct contact with the needle of the medical staff and cause injury.

Description

Efficient anesthetic needle

Technical Field

The utility model relates to a medical apparatus field, more specifically say, the utility model relates to an efficient anesthesia needle.

Background

Anesthesia is a method used in various procedures during surgery or diagnostic examination operations for pain relief, patient safety, creation of good surgical conditions, and pain control. When performing surgery or diagnostic examination procedures, the patient may experience pain and need to be temporarily unconscious with narcotics or otherwise. Surgery or examination procedures can also cause mental stress and reflex adverse reactions, such as nausea, vomiting, caused by gastrointestinal surgery. Prolonged uncomfortable body positions (e.g., prone) can increase patient discomfort and pain. Therefore, patients should undergo surgery in a comfortable, quiet environment without responding to adverse stimuli and temporarily losing memory. Special instruments are needed for matching anesthesia, such as an anesthetic needle, an anesthetic mask and the like.

When the existing anesthetic needle is actually used, the main technical problem is that the used needle head needs to be removed by hands, many medical staff are injured by the needle head, and blood is easy to spread diseases, so that the existing anesthetic needle is very dangerous.

SUMMERY OF THE UTILITY MODEL

In order to overcome prior art's above-mentioned defect, the embodiment of the utility model provides an efficient anesthetic needle, frictional resistance through the rubber slab breaks away from the fixed block from going out the pencil, when pulling out first limiting plate and can not extract the fixed block easily, then hold between the fingers the press handle of both sides, it pushes annular cardboard to centre the extrusion to drive the connecting rod, T shape slider slides in the T-slot, block the fixed block of bottom, the syringe needle can break away from with the cylinder because blocking during the pull, compare with prior art, the efficient is peeled off syringe needle and cylinder, avoid medical personnel's hand direct and syringe needle contact to cause the puncture, in order to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an efficient anesthetic needle, includes the sleeve, the syringe groove has been seted up at the sleeve top, syringe inslot activity is equipped with the cylinder, the fixed pencil that is equipped with in bottom of cylinder, it has cup jointed the fixed block to go out the pencil outer wall, the fixed syringe needle that is equipped with in fixed block bottom, the syringe needle runs through the diapire of fixed block and goes out pencil and cylinder formation route, the sleeve bottom is equipped with the opening, the opening internal fixation is equipped with the rubber slab, telescopic bottom both sides all are equipped with presses the handle, the fixed connecting rod that is equipped with in inside wall bottom of pressing the handle, the one end fixedly connected with annular cardboard of connecting rod, the top fixedly connected with T shape slider of annular cardboard, the T-slot is seted up to the correspondence on the sleeve diapire that the T shape slider corresponds, T shape slider and T-.

Preferably, a soft plug is movably inserted in the needle cylinder, the top of the soft plug is fixedly connected with a push rod, and the top of the push rod is fixedly connected with a push plate.

Preferably, a first limit ring plate is fixedly arranged at the top of the outer side wall of the needle cylinder, and the width of the first limit ring plate is greater than that of the sleeve.

Preferably, the periphery of the top of the fixed block is fixedly connected with a second limiting ring plate.

Preferably, the rubber plate comprises a plurality of fan-shaped rubber strips, and the fan-shaped rubber strips are arranged in an annular array.

Preferably, the upper outer wall of the pressing handle is fixedly provided with an anti-slip convex strip.

Preferably, a spring is fixedly connected between the T-shaped sliding block and the T-shaped groove.

The utility model discloses a technological effect and advantage:

1. the fixing block is separated from the medicine outlet pipe through the frictional resistance of the rubber plate, when the first limiting plate is pulled up and the fixing block cannot be easily pulled out, the pressing handles on the two sides are pinched, the connecting rod is driven to push the annular clamping plate to extrude towards the middle, the T-shaped sliding block slides in the T-shaped groove to clamp the fixing block at the bottom, and the needle head can be separated from the needle cylinder due to clamping during pulling;

2. through the spring of establishing in the T shape spout of bottom, give annular cardboard an outside power when the finger loosens annular cardboard, make annular cardboard outwards remove and fix, the fixed block that blocks between the annular cardboard also drops thereupon simultaneously for get rid of the simple and convenient high efficiency of operation of syringe needle more, accelerate medical personnel's work efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an enlarged view of a portion a of fig. 1 according to the present invention.

Fig. 3 is an enlarged view of the rubber fixing sheet structure of the present invention.

Fig. 4 is a top view of the splint assembly of the present invention.

Fig. 5 is a partial cross-sectional view of the T-shaped slider of the present invention.

Fig. 6 is a front view of the present invention.

The reference signs are: 1 sleeve, 2 syringe grooves, 3 syringes, 4 medicine outlet pipes, 5 fixed blocks, 6 needles, 7 rubber plates, 8 pressing handles, 9 annular clamping plates, 10T-shaped sliding blocks, 11T-shaped sliding grooves, 12 soft plugs, 13 first limiting ring plates, 14 second limiting ring plates, 15 springs, 16 push rods, 17 push plates and 18 connecting rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a high-efficiency anesthetic needle as shown in figures 1-6, which comprises a sleeve 1, wherein a needle cylinder groove 2 is arranged at the top of the sleeve 1, a needle cylinder 3 is movably arranged in the needle cylinder groove 2, a medicine outlet tube 4 is fixedly arranged at the bottom of the needle cylinder 3, a fixed block 5 is sleeved on the outer wall of the medicine outlet tube 4, a needle head 6 is fixedly arranged at the bottom of the fixed block 5, the needle head 6 penetrates through the bottom wall of the fixed block 5 to form a passage with the medicine outlet tube 4 and the needle cylinder 3, an opening is arranged at the bottom of the sleeve 1, a rubber plate 7 is fixedly arranged in the opening, pressing handles 8 are respectively arranged at two sides of the sleeve 1, a connecting rod 18 is fixedly arranged at the bottom inner side wall of the pressing handle 8, an annular clamping plate 9 is fixedly connected at one end of the connecting rod 18, a T-shaped slider 10 is fixedly connected at the top of the annular clamping plate 9, and, the T-shaped sliding block 10 is connected with the T-shaped groove 11 in a sliding mode;

furthermore, a soft plug 12 is movably inserted in the needle cylinder 3, the top of the soft plug 12 is fixedly connected with a push rod 16, the top of the push rod 16 is fixedly connected with a push plate 17, the speed of injecting the medicine is automatically controlled by pressing the push plate 17 with fingers, the soft plug 12 can better extrude all the medicines in the needle cylinder 3, and meanwhile, the airtightness in the needle cylinder 3 can also be ensured.

Further, 3 lateral wall tops of cylinder are fixed and are equipped with first spacing ring board 13, the width of first spacing ring board 13 is greater than the width of sleeve 1, avoids when placing cylinder 3, and cylinder 3 can fall into sleeve 1 in, inconvenient subsequent operation.

Further, 5 top fixedly connected with second spacing crown plate 14 all around of fixed block, with fine card of syringe needle 6 and stopper outside sleeve 1, make things convenient for pulling out of syringe needle 6.

Further, the rubber plate 7 comprises a plurality of fan-shaped rubber strips, the fan-shaped rubber strips are arranged in an annular array mode, a structure which is easy to enter and not easy to go out is formed, the wire clamping holes similar to a computer desk are used for giving reverse thrust when the needle head 6 is pulled out, and therefore the needle head 6 is pulled out more easily.

Furthermore, the outer wall is fixed to be equipped with anti-skidding sand grip on pressing handle 8, and the in-process of pressing again gives a frictional force to the finger, avoids skidding.

Furthermore, a spring 15 is fixedly connected between the T-shaped sliding block 10 and the T-shaped groove 11, and the annular clamping plate 9 is pushed outwards by resilience of the spring 15, so that the operation is simpler and more efficient.

The utility model discloses the theory of operation:

referring to the attached drawings 1-6 of the specification, firstly, a proper amount of anesthetic is extracted by a needle cylinder 3, then the needle cylinder 3 and a needle 6 are placed in a needle cylinder groove 2 in a sleeve 1, then a first limiting plate 13 is pushed to enable the needle 6 and a fixing block 5 to penetrate through a rubber plate 7 until the fixing block 5 penetrates through the rubber plate 7, then the needle 6 is aligned to a position needing injection to be injected, after the injection is completed, the first limiting plate 13 is pulled upwards, at the moment, the fixing block 5 is blocked by the rubber plate 7 to be separated from a medicine outlet pipe 4, the needle 6 can be separated from the sleeve 1 quickly, and the needle 6 is detached quickly and safely without hurting hands. When the first limiting plate 13 is pulled upwards and the fixing block 5 cannot be easily separated from the rubber plate 7, the pressing handle 8 is lightly pinched by two fingers, the pressing handle 8 drives the connecting rod 18 to extrude towards the middle, the fixing block 5 exposed outside is fixed by the two annular clamping plates 9, the needle 6 is fixed by the annular clamping plates 9, the needle 6 keeps static and fixed when the needle cylinder 3 is pulled out, so that when the whole needle cylinder 1 is pulled out from a garbage can, the fixing block 5 and the needle cylinder 3 are successfully moved out from the medicine outlet pipe 4, and finally the pressing plate is released to push the T-shaped sliding blocks 10 towards two sides under the action of the spring 15, and meanwhile, the T-shaped sliding blocks 10 and the T-shaped grooves 11 are designed into a T shape, so that the sliding requirement is met, and the function of supporting the annular clamping plates 9 is achieved;

referring to the attached fig. 1-6 of the specification, the pulled-out syringe 3 is finally thrown into a trash can, classified, and then the device is sterilized for the next use.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An efficient anesthesia needle, comprising a sleeve (1), characterized in that: a barrel groove (2) is provided at the top of the barrel (1), and a needle is movably provided in the barrel groove (2) A cartridge (3), the bottom of the syringe (3) is fixedly provided with a drug discharge pipe (4), the outer wall of the drug discharge pipe (4) is sleeved with a fixed block (5), and the bottom of the fixed block (5) A needle (6) is fixedly provided, and the needle (6) penetrates through the bottom wall of the fixing block (5) to form a passage with the drug discharge pipe (4) and the syringe (3), and the bottom of the sleeve (1) is provided with an opening , a rubber plate (7) is fixed in the opening, a pressing handle (8) is arranged on both sides of the bottom of the sleeve (1), and a connecting rod is fixed at the bottom of the inner side wall of the pressing handle (8). (18), one end of the connecting rod (18) is fixedly connected with an annular clamping plate (9), and a T-shaped slider (10) is fixedly connected to the top of the annular clamping plate (9). (10) A T-shaped groove (11) is correspondingly provided on the bottom wall of the corresponding sleeve (1), and the T-shaped sliding block (10) and the T-shaped groove (11) are slidably connected.

2 . An efficient anesthesia needle according to claim 1 , wherein a soft plug ( 12 ) is movably inserted in the barrel ( 3 ), and the top of the soft plug ( 12 ) is fixedly connected with a pusher. 3 . A rod (16), a push plate (17) is fixedly connected to the top of the push rod (16).

3. An efficient anesthesia needle according to claim 1, characterized in that: a first limit ring plate (13) is fixed on the top of the outer side wall of the needle cylinder (3), and the first limit ring The width of the plate (13) is greater than the width of the sleeve (1).

4 . The efficient anesthesia needle according to claim 1 , wherein a second limit ring plate ( 14 ) is fixedly connected around the top of the fixing block ( 5 ). 5 .

5 . The efficient anesthesia needle according to claim 1 , wherein the rubber plate ( 7 ) comprises a plurality of fan-shaped rubber strips, and the fan-shaped rubber strips are arranged in an annular array. 6 .

6 . The efficient anesthesia needle according to claim 1 , wherein the outer wall of the pressing handle ( 8 ) is fixedly provided with anti-slip protruding strips. 7 .

7 . The efficient anesthesia needle according to claim 1 , wherein a spring ( 15 ) is fixedly connected between the T-shaped slider ( 10 ) and the T-shaped groove ( 11 ). 8 .