CN215194570U

CN215194570U - Syringe for anesthetic

Info

Publication number: CN215194570U
Application number: CN202120870035.6U
Authority: CN
Inventors: 杨柳
Original assignee: First Affiliated Hospital of Wannan Medical College
Current assignee: Yijishan Hospital of Wannan Medical College; First Affiliated Hospital of Wannan Medical College
Priority date: 2021-04-26
Filing date: 2021-04-26
Publication date: 2021-12-17
Anticipated expiration: 2031-04-26

Abstract

The utility model provides an injector that anesthetic agent was used relates to anesthetic agent injection field, the utility model discloses an injector body, pressure mechanism, stop gear and dosing mechanism, the inside of injector body is equipped with the inner chamber, the bottom of injector body is equipped with the syringe needle main part, and pressure mechanism, pressure mechanism includes the piston, piston sliding connection is in the inner chamber of injector body, the top fixedly connected with push-and-pull rod of piston, the top fixedly connected with of push-and-pull rod pushes away the handle. The utility model discloses a can both realize accurate ration to each time of liquid medicine injection, can not be excessive when finally guaranteeing to inject anesthetic to the patient, the quantity is accurate moreover, and the operation anesthesia is effectual, avoids anesthetic excessively to take place dangerously.

Description

Syringe for anesthetic

Technical Field

The utility model relates to an anesthetic injection technical field, concretely relates to syringe that anesthetic used.

Background

Syringes are a common medical device, and as early as the 15 th century, kathler, italian, proposed the principle of syringes, primarily for the extraction or injection of gas or liquid with a needle.

The traditional injector mainly performs quantitative injection according to scales on the cylinder wall, and due to the fact that the control of injection dosage is inaccurate due to the sight and hand speed of an operator, serious consequences can be brought, the anesthesia effect is poor finally, the use requirement cannot be met due to the fact that the operator's experience is seriously relied on during injection, and accurate quantification cannot be achieved.

Disclosure of Invention

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a syringe that anaesthetic was used has solved traditional syringe and has mainly come the ration injection according to the scale on the section of thick bamboo wall, because operator's sight and hand speed lead to injection dosage control inaccurate, can bring serious consequence, finally make anesthesia effect not good, seriously rely on operator's experience during the injection, can not satisfy the user demand, can not realize accurate quantitative problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a syringe for anesthetic agents, comprising:

the syringe comprises a syringe body, a needle body and a syringe needle, wherein an inner cavity is formed in the syringe body, and the bottom of the syringe body is provided with the needle body;

the pressure mechanism comprises a piston, the piston is connected in an inner cavity of the injector body in a sliding manner, the top of the piston is fixedly connected with a push-pull rod, and the top of the push-pull rod is fixedly connected with a push handle;

the limiting mechanism comprises two groups of limiting rods, the two groups of limiting rods are fixedly connected to the bottom of the push handle, and limiting fixing sleeves corresponding to the limiting rods are fixedly connected to two sides of the injector body;

and the quantitative mechanism is arranged below the limiting mechanism.

Preferably, the bottom of the syringe body is fixedly connected with a needle butt joint seat, and the top of the needle main body is movably clamped with the needle butt joint seat.

Preferably, the quantifying mechanism comprises a positioning ring and a guide rail strip, the positioning ring is fixedly connected to the bottoms of the two groups of limiting rods, the guide rail strip is fixedly connected to the front face of the injector body, and the front face of the guide rail strip is provided with a scale groove.

Preferably, the front surface of the positioning ring is provided with a notch corresponding to the guide rail strip, the positioning ring is sleeved on the outer side of the injector body, and the guide rail strip is connected with a positioning sliding part in a sliding manner.

Preferably, the guide rail bar is provided with clamping grooves on two sides, the positioning sliding piece is U-shaped, and the inner wall of the U-shaped opening of the positioning sliding piece is fixedly connected with clamping strips corresponding to the clamping grooves.

Preferably, the front surface of the positioning sliding part is fixedly connected with a nut seat, the axis of the nut seat is in threaded connection with a clamping bolt, and the clamping bolt penetrates through the nut seat and abuts against the front surface of the guide rail bar.

Advantageous effects

The utility model provides an injector for anesthetic. Compared with the prior art, the method has the following beneficial effects:

1. this syringe that anaesthetic was used, when using, the scale groove on the guide rail strip that the holding ring that can utilize the device corresponds shows the liquid medicine dosage this moment, the location slider that utilizes the setting can be injectd injection dosage, the location slider that sets up can be fixed on the position in arbitrary scale groove, form and block the position of holding ring, just so realized can both realize accurate ration to each time of liquid medicine injection, it is excessive when finally guaranteeing to inject anaesthetic to the patient, and the quantity is accurate, operation anesthesia is effectual, avoid anaesthetic to take place dangerously excessively, satisfy the user demand.

2. This syringe that anaesthetic was used pushes away the motion that can drive the gag lever post to the handle, and the gag lever post slides along spacing fixed cover, and two sets of spacing fixed covers that set up can carry on spacingly to the gag lever post to provide the side direction and support, guarantee that push-and-pull rod and piston atress are stable, can not take place the skew, guarantee that the device is stable in use.

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 is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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 a cross-sectional view of the present invention;

fig. 4 is an exploded view of the positioning slider of the present invention;

fig. 5 is a structural diagram of the piston of the present invention.

In the figure: 1. an injector body; 2. a needle head butt joint seat; 3. a needle body; 4. a piston; 5. a push-pull rod; 6. a push handle; 7. a limiting rod; 8. a limiting fixing sleeve; 9. a positioning ring; 901. a notch; 10. a guide rail bar; 1001. a scale groove; 1002. a card slot; 11. positioning the sliding member; 1101. clamping the strip; 12. a nut seat; 13. and (4) clamping the bolt.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The embodiment of the application provides the injector for anesthetic, solves the problems that the traditional injector mainly performs quantitative injection according to the scales on the cylinder wall, the injection dosage is not accurately controlled due to the sight line and the hand speed of an operator, serious consequences can be brought, the anesthetic effect is not good finally, the injection dosage seriously depends on the experience of the operator, the use requirement cannot be met, and accurate quantification cannot be realized, and realizes that when the injector is used, the scale groove 1001 on the guide rail strip 10 corresponding to the positioning ring 9 of the device can be used for displaying the liquid medicine dosage at the moment, the injection dosage can be limited by the arranged positioning sliding part 11, the arranged positioning sliding part 11 can be fixed on the position of any scale groove 1001 to form position blocking to the positioning ring 9, so that accurate quantification can be realized each time of liquid medicine injection, and finally, the injection dosage cannot be excessive when the anesthetic is injected to a patient, and the dosage is accurate, the operation anesthesia effect is good, the danger caused by the excessive anesthetic is avoided, and the requirements of users are met.

In order to solve the technical problems, the general idea of the embodiment of the application is as follows:

in order to realize accurate ration, change traditional eyes and observe the mode of injecting dose and carrying out the injection operation simultaneously, utilize and carry out spacing mode to the scale with pushing away 6, guarantee that the quantity is accurate.

In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.

A syringe for anesthetic agents, comprising:

the injection device comprises an injector body 1, wherein an inner cavity is formed in the injector body 1, and a needle head main body 3 is assembled at the bottom of the injector body 1;

the pressure mechanism comprises a piston 4, the piston 4 is connected in the inner cavity of the injector body 1 in a sliding manner, the top of the piston 4 is fixedly connected with a push-pull rod 5, the top of the push-pull rod 5 is fixedly connected with a push handle 6, and the arranged pressure mechanism has the same internal structure as that of the injector in the prior art;

the limiting mechanism comprises two groups of limiting rods 7, the two groups of limiting rods 7 are fixedly connected to the bottom of the push handle 6, limiting fixing sleeves 8 corresponding to the limiting rods 7 are fixedly connected to two sides of the injector body 1, and the arranged limiting mechanism can support and limit the pressure mechanism, so that the use stability of the device is ensured;

the quantitative mechanism is arranged below the limiting mechanism, and the quantitative mechanism can realize accurate quantification.

The bottom fixedly connected with syringe needle of syringe body 1 docks seat 2, and the top and the syringe needle of syringe needle main part 3 dock 2 activity joint, and the syringe needle that sets up docks seat 2 and can realize the installation and the joint to syringe needle main part 3.

The quantifying mechanism comprises a positioning ring 9 and a guide rail strip 10, the positioning ring 9 is fixedly connected to the bottoms of the two groups of limiting rods 7, the guide rail strip 10 is fixedly connected to the front of the injector body 1, a scale groove 1001 is formed in the front of the guide rail strip 10, and the quantifying mechanism is simple in structure, convenient to use and capable of meeting use requirements.

The front of the positioning ring 9 is provided with a gap 901 corresponding to the guide rail bar 10, the positioning ring 9 is sleeved outside the injector body 1, the guide rail bar 10 is connected with a positioning sliding piece 11 in a sliding manner, and the arranged gap 901 ensures that the positioning ring 9 can slide along the guide rail bar 10.

Clamping grooves 1002 are formed in two sides of the guide rail bar 10, the positioning sliding piece 11 is U-shaped, clamping strips 1101 corresponding to the clamping grooves 1002 are fixedly connected to the inner wall of the U-shaped opening of the positioning sliding piece 11, and the clamping grooves 1002 and the clamping strips 1101 are clamped, so that the positioning sliding piece 11 can stably slide along the guide rail bar 10.

The front surface of the positioning sliding part 11 is fixedly connected with a nut seat 12, the axis of the nut seat 12 is in threaded connection with a clamping bolt 13, the clamping bolt 13 penetrates through the nut seat 12 and abuts against the front surface of the guide rail strip 10, and the clamping bolt 13 is arranged to position the positioning sliding part 11.

The working principle is as follows: the user can utilize the device to carry out the injection of anesthesia medicament to the patient when using to the device is when using, and the dose when injection at every turn of control that can be accurate guarantees the anesthesia effect, avoids anesthesia medicament injection excess to lead to dangerous the emergence.

During the operation, at first upwards the pulling push away 6 and utilize syringe needle main part 3 to inhale the liquid medicine in the inner chamber of syringe body 1, push away 6 can drive gag lever post 7 motion, gag lever post 7 slides along spacing fixed cover 8, and two sets of spacing fixed covers 8 that set up can carry on spacingly to gag lever post 7 to provide the side direction support, guarantee that push-and-pull rod 5 and piston 4 atress are stable, can not take place the skew, guarantee that the device is stable in use.

The stop lever 7 can drive the positioning ring 9 to slide synchronously, the scale groove 1001 on the guide rail bar 10 corresponding to the positioning ring 9 can display the liquid medicine dosage at the moment, and the injection dosage can be limited by the arranged positioning sliding part 11.

The location slider 11 that sets up can be fixed on the position of arbitrary scale groove 1001, forms and blocks the position of holding ring 9, has just so realized can both realizing accurate ration to each time of liquid medicine injection, and during fixed location slider 11, directly screw up chucking bolt 13 can, after unscrewing chucking bolt 13, location slider 11 can slide along guide rail strip 10, the draw-in groove 1002 and the card strip 1101 looks block that set up.

Compared with the prior art, the method has the following beneficial effects:

1. this syringe that anaesthetic was used, when using, scale groove 1001 on the guide rail strip 10 that the holding ring 9 that can utilize the device corresponds shows the liquid medicine dosage this moment, the location slider 11 that utilizes the setting can be injectd injection dosage, the location slider 11 that sets up can be fixed on the position of arbitrary scale groove 1001, form and block the position of holding ring 9, just so can both realize accurate ration to liquid medicine injection each time, it is excessive when finally guaranteeing to inject anaesthetic to the patient, and the quantity is accurate, operation anesthesia is effectual, avoid anaesthetic to take place dangerously excessively, satisfy user's demand.

2. This syringe that anaesthetic used pushes away 6 can drive the motion of gag lever post 7, and gag lever post 7 slides along spacing fixed cover 8, and two sets of spacing fixed covers 8 that set up can carry on spacingly to gag lever post 7 to provide the side direction and support, guarantee that push-and-pull rod 5 and piston 4 atress are stable, can not take place the skew, guarantee that the device is stable in use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. An injector for anesthetic agents, comprising:

the syringe comprises a syringe body (1), wherein an inner cavity is formed in the syringe body (1), and a needle main body (3) is assembled at the bottom of the syringe body (1);

the pressure mechanism comprises a piston (4), the piston (4) is connected in an inner cavity of the injector body (1) in a sliding mode, the top of the piston (4) is fixedly connected with a push-pull rod (5), and the top of the push-pull rod (5) is fixedly connected with a push handle (6);

the limiting mechanism comprises two groups of limiting rods (7), the two groups of limiting rods (7) are fixedly connected to the bottom of the push handle (6), and limiting fixing sleeves (8) corresponding to the limiting rods (7) are fixedly connected to the two sides of the injector body (1);

and the quantitative mechanism is arranged below the limiting mechanism.

2. The syringe for anesthetic agent as defined in claim 1, wherein the bottom of the syringe body (1) is fixedly connected with a needle docking seat (2), and the top of the needle body (3) is movably clamped with the needle docking seat (2).

3. The syringe for anesthetic agent according to claim 1, wherein the quantitative mechanism comprises a positioning ring (9) and a guide rail bar (10), the positioning ring (9) is fixedly connected to the bottoms of the two sets of limiting rods (7), the guide rail bar (10) is fixedly connected to the front surface of the syringe body (1), and the front surface of the guide rail bar (10) is provided with a scale groove (1001).

4. The syringe for anesthetic agent according to claim 3, wherein the positioning ring (9) has a notch (901) formed on a front surface thereof corresponding to the guide rail (10), the positioning ring (9) is sleeved on an outer side of the syringe body (1), and the guide rail (10) is slidably connected to the positioning slider (11).

5. The syringe for anesthetic agent according to claim 4, wherein the guide rail bar (10) is provided with a locking groove (1002) at both sides thereof, the positioning slider (11) is U-shaped, and a locking strip (1101) corresponding to the locking groove (1002) is fixedly connected to an inner wall of the U-shaped opening of the positioning slider (11).

6. The syringe for anesthetic agent according to claim 5, wherein a nut holder (12) is fixedly attached to a front surface of the positioning slider (11), a fastening bolt (13) is threadedly attached to an axial center of the nut holder (12), and the fastening bolt (13) passes through the nut holder (12) and abuts against a front surface of the guide rail bar (10).