CN218870428U

CN218870428U - Nerve block anesthesia injection device under ultrasonic guidance

Info

Publication number: CN218870428U
Application number: CN202223200579.5U
Authority: CN
Inventors: 王丹
Original assignee: Second Xiangya Hospital of Central South University
Current assignee: Second Xiangya Hospital of Central South University
Priority date: 2022-11-30
Filing date: 2022-11-30
Publication date: 2023-04-18
Anticipated expiration: 2032-11-30

Abstract

The utility model discloses a nerve block anesthesia injection device under ultrasonic guidance, including the syringe pump, fixed slot and mounting groove have been seted up respectively to the inside of syringe pump, the inside of mounting groove is equipped with the baffle, the jack has been seted up to the side of baffle, the inside of jack is equipped with the bolt, the inside of fixed slot is equipped with electric putter, electric putter's front end is connected with the push pedal. In the utility model, the installation groove is arranged in the injection pump, and the baffle and the bolt in the installation groove are matched, so that the injector arranged in the installation groove can be fixed, the injector is prevented from falling from the installation groove, the injector is convenient to replace quickly, and the working efficiency can be improved; through set up electric putter in the fixed slot, the cooperation push pedal can drive piston rod and piston uniform motion to can control the anesthetic effect of syringe injection, utilize the fixed plate to fix electric putter simultaneously, be favorable to dismantling, maintaining electric putter.

Description

Nerve block anesthesia injection device under ultrasonic guidance

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a nerve block anesthesia injection device under ultrasonic guidance.

Background

The nerve block is to inject local anesthetic around nerve trunk, plexus and node to block its impulse conduction and make the innervated area produce anesthesia, and the nerve block only needs to inject one place to obtain larger anesthesia area, but has the possibility of causing serious complication, so it must be familiar with local dissection in operation to know the tissues passed by puncture needle and nearby blood vessels, viscera and body cavities, etc., the commonly used nerve block is helpful to interorbital, infraorbital, sciatic, digital (toe) nerve trunk block, cervical plexus, brachial plexus block, and stellate ganglion and lumbar sympathetic ganglion block for diagnosis and treatment, etc., the aim of treatment is to reduce postoperative complications, promote patient recovery and improve the therapeutic effect of operation by analgesia, the PCA technique is an analgesia produced by tightly combining computer technology and medicine, it is prepared by anesthesia physician with preset program and safety limited quantity of analgesics, the patient himself presses by an easy operation, discontinuously controls the needed analgesics to achieve the purpose of postoperative relief or relief of pain, the administration route can be selected according to the patient's condition through subcutaneous or subdural rest.

Chinese patent cn202221080495.x discloses a nerve block anesthesia injection device, and the syringe needle of this injection device is convenient for install, and the syringe needle after the installation can not take place to drop, and follow-up syringe needle of being convenient for pull down adopts contactless installation, prevents that the syringe needle from hindering the people, improves the security. The nerve block anesthesia injection device still has the following defects when in use: although the device is easy to assemble the needle head, the stability of the needle head can be ensured, the device still adopts manual injection, the injection speed of the anesthetic in the injection process is difficult to control, the quantitative conveying of the liquid medicine is difficult to ensure, the deviation of the medicine delivery amount is easily caused when the nerve block anesthesia injection, the anesthesia effect is influenced, the nerve damage is easily caused, and the incomplete anesthesia problem is also easily caused. Based on this, a nerve block anesthesia injection device under ultrasonic guidance is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a nerve block anesthesia injection device under ultrasonic guidance can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a nerve block anesthesia injection device under ultrasonic guidance, includes the syringe pump, fixed slot and mounting groove have been seted up respectively to the inside of syringe pump, the inside of mounting groove is provided with the baffle, the jack has been seted up to the side of baffle, the inside of jack is provided with the bolt, the inside of fixed slot is provided with electric putter, electric putter's front end is connected with the push pedal, the draw-in groove has been seted up on the inner wall of push pedal.

Preferably, an injector is arranged in the mounting groove, a positioning plate and an injection head are respectively arranged at two ends of the injector, the positioning plate, the injection head and the injector are fixedly connected, and the injection head and the injector are communicated.

Preferably, a piston is arranged in the syringe, the surface of the piston is attached to the inner wall of the syringe, the piston is connected with the syringe in a sliding mode, a piston rod is fixedly connected to the surface of the piston, and the tail end of the piston rod is clamped and embedded in the clamping groove.

Preferably, the baffle is connected with the injection pump through a rotating shaft, the bolt penetrates through the jack, the end part of the bolt penetrates through the injection pump, and the bolt is connected with the injection pump and the baffle in a sliding mode.

Preferably, the front end of the electric push rod penetrates through the fixing groove, a fixing plate is arranged inside the fixing groove, the front end of the fixing plate is attached to the end portion of the electric push rod, and the fixing plate and the injection pump are fixed through bolts.

Preferably, the push pedal is U type structure, the surface of push pedal and the inner wall laminating of mounting groove, the push pedal slides along the inner wall of mounting groove through electric putter.

Preferably, the front end of the injection pump is provided with an operation panel and a display screen, the operation panel is electrically connected with the display screen through a wire, the operation panel is electrically connected with the electric push rod through a wire, and four supporting legs are fixed at the lower end hanging angle of the injection pump through welding.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) The utility model discloses in, through seting up the mounting groove in the inside of syringe pump, baffle and bolt in the cooperation mounting groove not only can play the fixed action to the syringe of installing in the mounting groove, prevent that the syringe from dropping from the mounting groove, still make things convenient for the quick replacement syringe, can improve work efficiency.

(2) The utility model discloses in, through set up electric putter in the fixed slot, the cooperation push pedal can drive piston rod and piston uniform motion to can control the anesthetic effect of syringe injection, utilize the fixed plate to fix electric putter simultaneously, be favorable to dismantling, maintaining electric putter.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, proportion, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and the modification of any structure, the change of proportion relation or the adjustment of size all fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the purpose which can be achieved by the present invention.

Fig. 1 is a schematic front structural view of the nerve block anesthesia medicine injection device under ultrasonic guidance of the present invention;

fig. 2 is a back structural schematic view of the nerve block anesthesia medicine injection device under ultrasonic guidance of the present invention;

FIG. 3 is an assembly view of the electric push rod and the injector in the nerve block anesthesia injection device under ultrasonic guidance;

fig. 4 is an explosion diagram of the nerve block anesthesia injection device under the guidance of ultrasound of the utility model.

In the figure: 1. an injection pump; 2. an operation panel; 3. a display screen; 4. fixing grooves; 5. an electric push rod; 6. a fixing plate; 7. pushing the plate; 8. a card slot; 9. mounting grooves; 10. a baffle plate; 11. a jack; 12. a bolt; 13. an injector; 14. positioning a plate; 15. an injection head; 16. a piston; 17. a piston rod; 18. support the feet.

Detailed Description

The present invention is described in detail with reference to the specific embodiments, and other advantages and effects of the present invention will be apparent to those skilled in the art from the disclosure herein. 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.

As shown in fig. 1-4, an ultrasound-guided nerve block anesthesia injection device comprises an injection pump 1, wherein a fixing groove 4 and a mounting groove 9 are respectively formed in the injection pump 1, an injector 13 is arranged in the mounting groove 9, a positioning plate 14 and an injection head 15 are respectively arranged at two ends of the injector 13, an injection needle can be connected by using the injection head 15, the injector 13 can be positioned by using the positioning plate 14, the stability of the injector 13 during anesthetic injection is ensured, the positioning plate 14, the injection head 15 and the injector 13 are fixedly connected, the injection head 15 and the injector 13 are communicated, a piston 16 is arranged in the injector 13, the surface of the piston 16 is attached to the inner wall of the injector 13, the piston 16 is slidably connected with the injector 13, and the piston 16 can seal the interior of the injector 13, the surface of piston 16 is fixedly connected with piston rod 17, utilize piston rod 17 can drive piston 16 along the inside removal of syringe 13, thereby can come out the anesthetic injection in syringe 13, the end inlay card of piston rod 17 is in the inside of draw-in groove 8, the inside of mounting groove 9 is provided with baffle 10, be connected through the pivot between baffle 10 and the syringe pump 1, can adjust the state of baffle 10, and can play the fixed action to syringe 13 when standing with baffle 10, prevent that syringe 13 from falling out from the mounting groove 9, jack 11 has been seted up to the side of baffle 10, the inside of jack 11 is provided with bolt 12, bolt 12 runs through in jack 11, the tip of bolt 12 runs through in syringe pump 1, sliding connection between bolt 12 and the syringe pump 1, baffle 10, utilize bolt 12 cooperation jack 11, can play the fixed action to baffle 10.

When carrying out anesthesia injection to the patient, at first place syringe 13 in mounting groove 9, let in the terminal embedding draw-in groove 8 of piston rod 17 simultaneously, later recycle pivot along mounting groove 9 internal rotation baffle 10, stand baffle 10 to let baffle 10 and 13 syringe's surface laminating, then follow injection pump 1 with bolt 12 in insert jack 11, utilize bolt 12 cooperation jack 11 fixed with baffle 10, it is fixed with syringe 13 through baffle 10, prevent that syringe 13 from dropping in the mounting groove 9.

The inside of fixed slot 4 is provided with electric putter 5, the front end of electric putter 5 runs through in fixed slot 4, conveniently let electric putter 5 extend to in mounting groove 9, the inside of fixed slot 4 is provided with fixed plate 6, the front end of fixed plate 6 and the tip laminating of electric putter 5, can play fixed restriction to electric putter 5 through fixed plate 6, prevent that electric putter 5 from breaking away from in fixed slot 4, fix through the bolt between fixed plate 6 and syringe pump 1, conveniently dismantle or install fixed plate 6, be favorable to taking electric putter 5 in fixed slot 4 out, the front end of electric putter 5 is connected with push pedal 7, push pedal 7 is U type structure, the surface of push pedal 7 and the inner wall laminating of mounting groove 9, push pedal 7 slides along the inner wall of mounting groove 9 through electric putter 5, through mounting groove 9, can play the guide effect to the slip of push pedal 7, prevent that push pedal 7 from taking place the skew and rocking when moving along mounting groove 9, can ensure push pedal 7 stability in the slip in-process, draw-in groove 8 has been seted up on the inner wall of push pedal 7, the front end of syringe pump 1 is provided with control panel 3 and the panel is connected through electric putter 2 and the fixed panel is connected through the electric putter 13, thereby the lower extreme that electric putter can set for the syringe control panel, the electric syringe through the electric putter 1 electric connection of the electric connection of panel, the electric putter 13, thereby the electric putter.

After the injector 13 is installed, the contraction speed of the electric push rod 5 is set by using the operation panel, the electric push rod 5 drives the push plate 7 to slide along the inside of the installation groove 9 at a constant speed, and the piston rod 17 and the piston are driven to move along the inside of the injector 13 at a constant speed under the pushing of the push plate 7, so that the anesthetic in the injector 13 is injected into the patient at a constant speed, and the speed of injecting the anesthetic into the injector 13 can be controlled by controlling the contraction speed of the electric push rod 5 in the process of injecting the anesthetic.

Although the basic principles and essential features of the invention have been described in detail hereinabove with the general description and the specific examples, it will be apparent to those skilled in the art that certain modifications or improvements may be made thereto based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a nerve block anesthesia injection device under ultrasonic guidance, includes syringe pump (1), its characterized in that: fixed slot (4) and mounting groove (9) have been seted up respectively to the inside of syringe pump (1), the inside of mounting groove (9) is provided with baffle (10), jack (11) have been seted up to the side of baffle (10), the inside of jack (11) is provided with bolt (12), the inside of fixed slot (4) is provided with electric putter (5), the front end of electric putter (5) is connected with push pedal (7), draw-in groove (8) have been seted up on the inner wall of push pedal (7).

2. The ultrasound-guided nerve block anesthesia injection apparatus of claim 1, wherein: an injector (13) is arranged in the mounting groove (9), two ends of the injector (13) are respectively provided with a positioning plate (14) and an injection head (15), the positioning plate (14), the injection head (15) and the injector (13) are fixedly connected, and the injection head (15) is communicated with the injector (13).

3. The ultrasound-guided nerve block anesthesia injection apparatus of claim 2, wherein: the inside of syringe (13) is provided with piston (16), the surface of piston (16) and the inner wall laminating of syringe (13), sliding connection between piston (16) and syringe (13), the fixed surface of piston (16) is connected with piston rod (17), the terminal inlay card of piston rod (17) is in the inside of draw-in groove (8).

4. The ultrasound-guided nerve block anesthesia injection apparatus of claim 1, wherein: baffle (10) and syringe pump (1) are connected through the pivot between, bolt (12) run through in jack (11), the tip of bolt (12) runs through in syringe pump (1), sliding connection between bolt (12) and syringe pump (1), baffle (10).

5. The ultrasound-guided nerve block anesthesia injection apparatus of claim 1, wherein: the front end of electric putter (5) runs through in fixed slot (4), the inside of fixed slot (4) is provided with fixed plate (6), the tip laminating of the front end of fixed plate (6) and electric putter (5), pass through the bolt fastening between fixed plate (6) and syringe pump (1).

6. The ultrasound-guided nerve block anesthesia injection apparatus of claim 5, wherein: push pedal (7) are U type structure, the surface of push pedal (7) is laminated with the inner wall of mounting groove (9), push pedal (7) slide along the inner wall of mounting groove (9) through electric putter (5).

7. The ultrasound-guided nerve block anesthesia injection apparatus of claim 1, wherein: the front end of injection pump (1) is provided with operation panel (2) and display screen (3), through wire electric connection between operation panel (2) and the display screen (3), through wire electric connection between operation panel (2) and electric putter (5), the lower extreme string angle department of injection pump (1) is through welded fastening there are four supporting legss (18).