CN216168043U

CN216168043U - Oral cavity gum anesthesia injection device

Info

Publication number: CN216168043U
Application number: CN202122431354.XU
Authority: CN
Inventors: 刘思远
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-04-05
Anticipated expiration: 2031-10-09

Abstract

The utility model discloses an oral cavity gum anesthesia injection device, which relates to the technical field of oral cavities and comprises a support sleeve, wherein a first sliding cavity and a second sliding cavity are formed in the support sleeve, the support sleeve is connected with a movable telescopic rod in a sliding mode through the first sliding cavity, the first sliding cavity is communicated with the second sliding cavity, a liquid catheter is sleeved in the movable telescopic rod, and a groove is formed in the left end of the movable telescopic rod. It can be through setting up the removal telescopic link, flexible propelling movement pipe, parts such as syringe needle, through removing mutual cooperation relation between telescopic link part and the flexible propelling movement pipe part, make to remove telescopic link part and can promote flexible propelling movement pipe through promoting the inclined plane, and then reached this device and can carry out the effect that promotes to the syringe needle through flexible propelling movement pipe, gum anesthesia injection device of having solved today, when the position of injection is located the gum when inside, inconvenient injection, be difficult to adjust the problem of injection according to the demand of injection position.

Description

Oral cavity gum anesthesia injection device

Technical Field

The utility model relates to the technical field of oral cavities, in particular to an oral cavity gum anesthesia injection device.

Background

The gingiva is a mucosal tissue attached to the neck and alveolar process part of the tooth, is pink, shiny and tough, and has a gingival margin called a gingival margin, which is normally crescent-shaped, so that when it is required to extract a diseased tooth, injection anesthesia is required on the gingiva.

Also there is an oral cavity gum anesthesia injection device among the current prior art, its patent number is: CN213910668U for carry out anesthesia injection to the gum in human oral cavity, the acupuncture is accurate, the alignment is convenient, easy operation, adopts suction air pump to accomplish the propulsion of syringe needle and pierces and reset, alleviates doctor's burden, effectively reduces patient's misery simultaneously.

However, the existing gingival anesthesia injection device has the problems that when the injection position is positioned at the innermost part of the gingiva, the injection is inconvenient, and the injection is difficult to adjust according to the requirement of the injection position; therefore, the oral cavity gingival anesthesia injection device solves the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to make up the defects of the prior art and provides an oral cavity gingival anesthesia injection device.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an oral cavity gum anesthesia injection device, includes abutment sleeve, abutment sleeve's inside has been seted up smooth chamber one and has been slided the chamber two, abutment sleeve has the removal telescopic link through a smooth chamber sliding connection, smooth chamber one communicates with smooth chamber two phase, the liquid pipe has been cup jointed to the inside of removing the telescopic link, the left end of removing the telescopic link is seted up flutedly, and the left end intercommunication of liquid pipe has defeated tubule, the one end intercommunication that liquid pipe was kept away from to defeated tubule has screw thread dismounting tube, abutment sleeve sets up threaded hole, abutment sleeve has protective sleeve through screw hole threaded connection, protective sleeve's inside has been seted up smooth chamber three, protective sleeve's inside is equipped with injection mechanism.

Furthermore, the inner wall of the second sliding cavity is connected with a circular sliding sheet in a sliding mode, and the circular sliding sheet is sleeved on the outer surface of the movable telescopic rod.

Furthermore, a supporting spring is arranged between the circular sliding piece and the inner wall of the second sliding cavity, and two ends of the supporting spring are fixedly connected with the circular sliding piece and the inner wall of the second sliding cavity respectively.

Furthermore, the right end of the liquid conduit is communicated with an injection needle tube, and the outer surface of the liquid conduit is fixedly connected with the inner wall of the movable telescopic rod.

Furthermore, injection mechanism includes flexible impulse pipe, the inclined plane is seted up on the top of flexible impulse pipe, the top and the screw thread of screw thread removal pipe of flexible impulse pipe are connected.

Furthermore, the outer surface of the telescopic pushing pipe is sleeved with an annular sleeve sheet, and the annular sleeve sheet is connected with the inner wall of the third sliding cavity in a sliding mode.

Furthermore, a pushing spring is sleeved on the outer surface of the telescopic pushing pipe and located between the annular sleeve piece and the inner bottom wall of the third sliding cavity.

Furthermore, the bottom end of the telescopic pushing tube is communicated with an injection needle, and the injection needle penetrates through the inner wall of the third sliding cavity and extends to the outside of the protective sleeve.

Compared with the prior art, the oral cavity gingival anesthesia injection device has the following beneficial effects:

1. according to the gum anesthesia injection device, the movable telescopic rod, the telescopic pushing tube, the injection needle and other components are arranged, and the movable telescopic rod component and the telescopic pushing tube component are matched with each other, so that the movable telescopic rod component can push the telescopic pushing tube through the pushing inclined plane, the effect that the device can push the injection needle through the telescopic pushing tube is achieved, and the problems that the injection position of the existing gum anesthesia injection device is located at the innermost side of gum, the injection is inconvenient, and the injection is difficult to adjust according to the requirement of the injection position are solved.

2. According to the utility model, the protective sleeve, the supporting sleeve and other components are arranged, and the protective sleeve component can be rapidly disassembled through rotation through the mutual matching relationship between the protective sleeve component and the supporting sleeve component, so that the effect of rapidly disassembling and assembling the screen protective sleeve and the injection needle through rotation is achieved.

Drawings

FIG. 1 is a left side view of the structure of the present invention;

FIG. 2 is a cross-sectional view A-A of FIG. 1 in accordance with the present invention;

FIG. 3 is a front view of the present invention;

fig. 4 is a schematic diagram of the overall three-dimensional structure of the present invention.

In the figure: 1. a support sleeve; 2. a sliding cavity I; 3. a sliding cavity II; 4. a circular slip sheet; 5. moving the telescopic rod; 6. a support spring; 7. a liquid conduit; 8. injecting a needle tube; 9. a groove; 10. a transmission and guide thin pipe; 11. disassembling the pipe by screw thread; 12. a protective sleeve; 13. an annular nest plate; 14. the pipe is pushed in a telescopic way; 15. a bevel; 16. a sliding cavity III; 17. an injection needle; 18. pushing the spring.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

The embodiment provides an oral cavity gum anesthesia injection device, and this oral cavity gum anesthesia injection device is arranged in the oral treatment to realize the anesthesia to the gum region, through the structure of design anesthesia injection device for more simple when carrying out the anesthesia operation to the gum reaches the purpose that conveniently injects the narcotic.

Referring to fig. 1-4, an oral cavity gum anesthesia injection device, including support sleeve 1, smooth chamber one 2 and smooth chamber two 3 have been seted up to support sleeve 1's inside, support sleeve 1 has removal telescopic link 5 through smooth chamber one 2 sliding connection, smooth chamber one 2 is linked together with smooth chamber two 3, liquid pipe 7 has been cup jointed to the inside of removing telescopic link 5, the left end of removing telescopic link 5 is seted up flutedly 9, the left end intercommunication of liquid pipe 7 has defeated tubule 10, the one end intercommunication that liquid pipe 7 was kept away from to defeated tubule 10 has screw thread dismounting tube 11, support sleeve 1 sets up threaded hole, support sleeve 1 has protective sleeve 12 through screw hole threaded connection, protective sleeve 12's inside has been seted up smooth chamber three 16.

Move telescopic link 5 through the promotion and drive circular gleitbretter 4, make circular gleitbretter 4 promote supporting spring 6 and compress, the left end that moves telescopic link 5 simultaneously promotes inclined plane 15, makes flexible propelling movement pipe 14 move down, makes flexible propelling movement pipe 14 promote syringe needle 17 and moves down.

The inner wall sliding connection of sliding chamber two 3 has circular gleitbretter 4, and circular gleitbretter 4 cup joints at the surface that removes telescopic link 5, and the circular gleitbretter 4 of setting has the effect of compression supporting spring 6.

Be equipped with supporting spring 6 between the inner wall of circular gleitbretter 4 and smooth chamber two 3, supporting spring 6's both ends respectively with circular gleitbretter 4 and the inner wall fixed connection of smooth chamber two 3, supporting spring 6 that sets up has the reset action, through supporting spring 6's the circular gleitbretter 4 of promotion that resets, makes circular gleitbretter 4 promote to remove telescopic link 5 and resets.

The right end of the liquid conduit 7 is communicated with an injection needle tube 8, the outer surface of the liquid conduit 7 is fixedly connected with the inner wall of the movable telescopic rod 5, and anesthetic liquid is sucked through the injection needle tube 8, so that the injection needle tube 8 pushes the anesthetic liquid to be led into the liquid conduit 7.

The inside of protective sleeve 12 is equipped with injection mechanism, and injection mechanism includes flexible ejector sleeve 14, and inclined plane 15 has been seted up on the top of flexible ejector sleeve 14, and the top and the threaded removal pipe 11 threaded connection of flexible ejector sleeve 14, when needing to change injection needle 17, rotate protective sleeve 12 and break away from mutually with support sleeve 1, tear out defeated tubule 10 simultaneously, rotate threaded removal pipe 11 and break away from mutually with flexible ejector sleeve 14.

The outer surface of the telescopic pushing pipe 14 is sleeved with an annular sleeve sheet 13, the annular sleeve sheet 13 is in sliding connection with the inner wall of the third sliding cavity 16, and when the telescopic pushing pipe 14 moves downwards, the pushing spring 18 is compressed through the annular sleeve sheet 13, so that the force of the pushing spring 18 is stored, and the pushing spring 18 can push the annular sleeve sheet 13 to reset conveniently.

The outer surface of the telescopic pushing pipe 14 is sleeved with a pushing spring 18, the pushing spring 18 is located between the annular sleeve piece 13 and the inner bottom wall of the sliding cavity III 16, the annular sleeve piece 13 is pushed by the arranged pushing spring 18, so that the annular sleeve piece 13 pushes the protection sleeve 12, and the pushing spring 18 drives the telescopic pushing pipe 14 to reset by pushing the annular sleeve piece 13.

The bottom end of the telescopic pushing tube 14 is communicated with an injection needle 17, the injection needle 17 penetrates through the inner wall of the sliding cavity III 16 and extends to the outside of the protective sleeve 12, and when the telescopic pushing tube 14 moves downwards, the injection needle 17 is pushed to prick into the gum.

The working principle is as follows: when the gum needs to be anesthetized, the movable telescopic rod 5 is pushed to drive the circular sliding sheet 4, the circular sliding sheet 4 pushes the supporting spring 6 to compress, the left end of the telescopic rod 5 is moved to push the inclined plane 15, the telescopic pushing tube 14 moves downwards, the pushing spring 18 is compressed through the annular sleeve sheet 13, the telescopic pushing tube 14 pushes the injection needle 17 to move downwards, the injection needle 17 is pushed to prick the gum when the telescopic pushing tube 14 moves downwards, anesthetic liquid is sucked through the injection needle tube 8 at the moment, the injection needle tube 8 pushes the anesthetic liquid to be led into the liquid conduit 7, the liquid conduit 7 is led into the telescopic pushing tube 14 through the transmission tube 10 and the thread dismounting tube 11, the anesthetic liquid is led into the injection needle 17 through the telescopic pushing tube 14, the anesthetic liquid is led into the gum through the injection needle 17, at the moment, the movable telescopic rod 5 is not pushed any more, the circular sliding sheet 4 is pushed by the restoration of the supporting spring 6, make circular gleitbretter 4 promote to remove telescopic link 5 and reset, push spring 18 drives flexible propelling movement pipe 14 through promoting annular sleeve piece 13 and resets, flexible propelling movement pipe 14 drives injection needle 17 when moving up and hides the inside into protective sleeve 12, when needing to change injection needle 17, it breaks away from mutually with support sleeve 1 to rotate protective sleeve 12, tear out defeated tubule 10 simultaneously, it breaks away from mutually with flexible propelling movement pipe 14 to rotate screw thread dismounting tube 11, take new protective sleeve 12, rotate screw thread dismounting tube 11 rotatory advance flexible propelling movement pipe 14 in, it fixes to rotate protective sleeve 12 rotatory support sleeve 1 that advances.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides an oral cavity gum anesthesia injection device, includes supporting sleeve (1), its characterized in that: a first sliding cavity (2) and a second sliding cavity (3) are arranged in the supporting sleeve (1), the supporting sleeve (1) is connected with a movable telescopic rod (5) in a sliding way through a first sliding cavity (2), the first sliding cavity (2) is communicated with the second sliding cavity (3), a liquid conduit (7) is sleeved inside the movable telescopic rod (5), the left end of the movable telescopic rod (5) is provided with a groove (9), the left end of the liquid conduit (7) is communicated with a transmission conduit (10), one end of the transmission and guide pipe (10) far away from the liquid guide pipe (7) is communicated with a thread dismounting pipe (11), the supporting sleeve (1) is provided with a threaded hole, the supporting sleeve (1) is connected with a protective sleeve (12) through the threaded hole, a third sliding cavity (16) is formed in the protective sleeve (12), and an injection mechanism is arranged in the protective sleeve (12).

2. The oral gingival anesthesia injection device of claim 1, wherein: the inner wall of the sliding cavity II (3) is connected with a circular sliding sheet (4) in a sliding mode, and the circular sliding sheet (4) is sleeved on the outer surface of the movable telescopic rod (5).

3. The oral gingival anesthesia injection device of claim 2, wherein: and a supporting spring (6) is arranged between the circular sliding piece (4) and the inner wall of the sliding cavity II (3), and two ends of the supporting spring (6) are fixedly connected with the circular sliding piece (4) and the inner wall of the sliding cavity II (3) respectively.

4. The oral gingival anesthesia injection device of claim 1, wherein: the right end of the liquid conduit (7) is communicated with an injection needle tube (8), and the outer surface of the liquid conduit (7) is fixedly connected with the inner wall of the movable telescopic rod (5).

5. The oral gingival anesthesia injection device of claim 1, wherein: the injection mechanism comprises a telescopic pushing pipe (14), an inclined plane (15) is formed in the top end of the telescopic pushing pipe (14), and the top end of the telescopic pushing pipe (14) is in threaded connection with the threaded dismounting pipe (11).

6. The oral gingival anesthesia injection device of claim 5, wherein: the outer surface of the telescopic pushing pipe (14) is sleeved with an annular sleeve sheet (13), and the annular sleeve sheet (13) is connected with the inner wall of the third sliding cavity (16) in a sliding mode.

7. The oral gingival anesthesia injection device of claim 6, wherein: and a pushing spring (18) is sleeved on the outer surface of the telescopic pushing pipe (14), and the pushing spring (18) is positioned between the annular sleeve sheet (13) and the inner bottom wall of the sliding cavity III (16).

8. The oral gingival anesthesia injection device of claim 5, wherein: the bottom end of the telescopic pushing tube (14) is communicated with an injection needle (17), and the injection needle (17) penetrates through the inner wall of the sliding cavity III (16) and extends to the outside of the protective sleeve (12).