CN211383189U

CN211383189U - Improved structure of anti-blocking anesthetic needle

Info

Publication number: CN211383189U
Application number: CN201921768826.7U
Authority: CN
Inventors: 郑洪地
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-09-01
Anticipated expiration: 2029-10-21

Abstract

The utility model discloses an prevent improvement structure of stifled anesthetic needle, including turning to handle and medicament needle tubing, turn to one side fixedly connected with pushing rod of handle, pushing rod's one end fixedly connected with piston pad, the medicament needle tubing has been cup jointed to the surface of piston pad, the inside wall joint of medicament needle tubing has and adds establishes the groove ring. This prevent improvement structure of stifled anesthetic needle, setting through helical blade, anesthetic enters into to adding establishes the slotted ring, and then drives helical blade's rotation, realize the flow velocity when externally injecting anesthetic, improve anesthetic's mobile power, setting through turning to the handle, add to turning to of push rod one end position and establish, make the position of gripping of push rod can obtain the supplementary effect that the area expands, realize that medical personnel can carry out the operation of one-hand application of force to the device, and then made things convenient for medical personnel's anesthetic injection work, the convenient usability of the device has more effectively been improved.

Description

Improved structure of anti-blocking anesthetic needle

Technical Field

The utility model relates to the technical field of medical appliances, in particular to an improved structure of an anti-blocking anesthetic needle.

Background

The anesthesia discipline is a comprehensive discipline, contains knowledge of multiple disciplines, has wider range at present, not only meets the requirements of operations, but also participates in rescue work of various departments, painless delivery of gynecology, painless abortion and the like.

The anesthesia medicine makes the patient wholly or locally lose the sensation temporarily so as to achieve the purpose of no pain, the existing anesthesia needle used for anesthesia injection has the defects of individual problems in use, the needle head used for anesthesia needle is longer, so that the situation of medicine blockage is easy to occur when the anesthesia medicine is injected outwards, the normal injection to the patient is influenced, and the medical care personnel needs to stabilize the needle head position by one hand during the use of the existing anesthesia needle, and the injection pushing of the anesthesia needle by one hand is too laborious, therefore, the device in the aspect is optimized and improved further.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides an improvement structure of anti-blocking anesthetic needle, which solves the problem of the prior art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an prevent improvement structure of stifled anesthetic needle, is including turning to handle and medicament needle tubing, turn to one side fixedly connected with pushing rod of handle, the one end fixedly connected with piston pad of pushing rod, the medicament needle tubing has been cup jointed to the surface of piston pad, the inside wall joint of medicament needle tubing adds and establishes the groove ring, it is provided with helical fan blade through the pivot to add the inside of establishing the groove ring, one side that helical fan blade kept away from the medicament needle tubing is provided with out the pencil, the surface joint that goes out the pencil has injection needle body.

Optionally, a rubber interlayer is arranged on the surface of the steering handle, and anti-skid lines are arranged on the surface of the rubber interlayer.

Optionally, the outer surface of the medicament needle tube is fixedly connected with a pressing sheet, and the pressing sheet is made of plastic.

Optionally, the surface of the plunger rod is provided with four retaining blocks.

Optionally, the surface of the injection needle body is provided with a duck tongue piece, and the surface of the duck tongue piece is provided with an invagination groove.

Optionally, the middle part of the additional groove ring is fixedly connected with a middle-placed rod, and a lubricating layer is arranged on the surface of the middle-placed rod.

(III) advantageous effects

The utility model provides an improved structure of anti-blocking anesthetic needle possesses following beneficial effect:

1. this prevent improvement structure of stifled anesthetic needle, through the setting of helical blade, add the tail end position of establishing the groove ring setting at the medicament needle tubing for the piston pad is through pushing away the removal of jam pole and holding the back, and the anesthetic enters into to adding establishes the groove ring, and then drives helical blade's rotation, realizes the flow velocity when externally injecting to the anesthetic, improves the mobile power of anesthetic, has avoided appearing blockking up in the needle body of process injection, leads to the condition that the medicament does not circulate.

2. This prevent improvement structure of stifled anesthesia needle through the setting that turns to the handle, adds the turning to of pushing rod one end position and establishes for the position of gripping of pushing rod can obtain the supplementary effect that the area expands, realizes that medical personnel can carry out the operation of one-hand application of force to the device, and then has made things convenient for medical personnel's anesthesia injection work, has more effectively improved the convenient usability of the device.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the syringe tube for holding medicament according to the present invention;

fig. 3 is a schematic view of the internal structure of the groove ring of the present invention.

In the figure: 1. a steering grip; 2. a medicament needle tube; 3. a plug pushing rod; 4. a piston pad; 5. a mid-set rod; 6. additionally arranging a groove ring; 7. a helical fan blade; 8. a medicine outlet pipe; 9. a needle body is injected; 10. pressing the sheet.

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: an improved structure of an anti-blocking anesthetic needle comprises a steering handle 1, wherein a rubber interlayer is arranged on the surface of the steering handle 1, anti-skid grains are arranged on the surface of the rubber interlayer, when a pushing rod 3 is pushed for use, a medical worker needs to hold the steering handle 1, the rubber interlayer wraps the surface of the steering handle comprehensively, so that the medical worker can obtain anti-skid stability in holding the steering handle 1 and ensure the force application holding of the steering handle 1, and a medicament needle tube 2 is fixedly connected with a pressing sheet 10 on the outer surface of the medicament needle tube 2, the pressing sheet 10 is made of plastic, one side of the steering handle 1 is fixedly connected with a pushing rod 3, fixing blocks are arranged on the surface of the pushing rod 3, the number of the fixing blocks is four, and one end of the pushing rod 3 is fixedly connected with a piston pad 4;

in order to ensure the sliding effect of the piston pad 4 in the medicament needle tube 2, the surface of the piston pad 4 is sleeved with a lubricating ring, so that the sliding effect of the piston pad 4 in the medicament needle tube 2 is smoother, and further the resistance friction condition between the piston pad and the medicament needle tube is reduced, and an auxiliary effect of filling and supplementing is further played between the piston pad and the medicament needle tube, the outer surface of the piston pad 4 is sleeved with the medicament needle tube 2, an additional groove ring 6 is clamped and connected on the inner side wall of the medicament needle tube 2, a middle-placed rod 5 is fixedly connected to the middle part of the additional groove ring 6, a lubricating layer is arranged on the surface of the middle-placed rod 5, and a spiral fan blade 7 is;

in order to improve the mobile effect of anesthetic, make the piston pad 4 through pushing away the removal of cock stem 3 and push away the back, anesthetic enters into and establishes groove ring 6 in adding, and then drive the rotation of helical fan blade 7, realize the flow velocity when externally injecting anesthetic, improve the mobile power of anesthetic, avoided appearing blockking up in needle syringe 9, lead to the condition that the medicament does not circulate, one side that drug needle tube 2 was kept away from to helical fan blade 7 is provided with out pencil 8, the surface joint that goes out pencil 8 has needle syringe 9, needle syringe 9's surface is provided with the duck tongue piece, the surface of duck tongue piece is provided with the undercut groove.

As an optimal technical solution of the utility model: add the surperficial secret account of establishing groove ring 6 and have the sealing strip for add the connection effect who establishes groove ring 6 and medicament needle tubing 2 and laminate more, and then effectively improve the stable connection effect between the two.

To sum up, this prevent improvement structure of stifled anesthetic needle, during the use, it is fixed to add the laminating of establishing groove ring 6 to 2 tail end positions of medicament needle tubing, make 2 inside extraction medicaments of medicament needle tubing, when external injection uses, pass through the manpower to the parallel of pushing rod 3, make piston pad 4 carry out sealed promotion to anesthetic medicament, with this through adding the inside helical fan blade 7 who establishes groove ring 6, make anesthetic medicament flow with the external injection of spiral form, and then realize the promotion to the anesthetic medicament velocity of flow, and turn to handle 1 and add the establishment to the one end of pushing rod 3, make medical personnel can obtain the expansion to its area of gripping, can enough improve medical personnel to the use travelling comfort of pushing rod 3, more made things convenient for medical personnel to carry out the operation of one-hand application of force to the device.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an improved structure of anti-blocking anesthetic needle, includes to turn to handle (1) and medicament needle tubing (2), its characterized in that: turn to one side fixedly connected with of handle (1) and push away cock stem (3), the one end fixedly connected with piston pad (4) of pushing away cock stem (3), the surface of piston pad (4) has cup jointed medicament needle tubing (2), the inside wall joint of medicament needle tubing (2) has and adds establishes groove ring (6), it is provided with spiral fan blade (7) through the pivot to add the inside of establishing groove ring (6), one side that medicament needle tubing (2) were kept away from in spiral fan blade (7) is provided with out pencil (8), the surface joint that goes out pencil (8) has injection needle body (9).

2. The improved structure of the anti-blocking anesthetic needle as claimed in claim 1, wherein: the surface of the steering grip (1) is provided with a rubber interlayer, and the surface of the rubber interlayer is provided with anti-skid lines.

3. The improved structure of the anti-blocking anesthetic needle as claimed in claim 1, wherein: the outer surface of the medicament needle tube (2) is fixedly connected with a pressing sheet (10), and the pressing sheet (10) is made of plastics.

4. The improved structure of the anti-blocking anesthetic needle as claimed in claim 1, wherein: the surface of the plug pushing rod (3) is provided with four retaining blocks.

5. The improved structure of the anti-blocking anesthetic needle as claimed in claim 1, wherein: the surface of the injection needle body (9) is provided with a duck tongue piece, and the surface of the duck tongue piece is provided with an invagination groove.

6. The improved structure of the anti-blocking anesthetic needle as claimed in claim 1, wherein: the middle part of the additional groove ring (6) is fixedly connected with a middle-placed rod (5), and the surface of the middle-placed rod (5) is provided with a lubricating layer.