CN212729924U - Needle inserting device for epidural anesthesia - Google Patents

Abstract

The utility model discloses a needle ware is inserted in dural anesthesia relates to department of anesthesia apparatus technical field, this needle ware is inserted in dural anesthesia, including the locating part, the quantity of locating part is two, two the locating part is through the mutual fixed connection of two bolt assembly, two the inboard of locating part all with the surface swing joint of ball, the perpendicular hole has been seted up on the surface of ball, the inside activity of erecting the hole runs through there is the syringe needle, the outside fixedly connected with internal thread pipe of locating part, the inner wall of internal thread pipe and locking bolt's surface threaded connection, locking bolt be close to the ball one end activity run through the locating part and with the surface swing joint of ball. The utility model discloses a set up locating part, ball, locking bolt and sub-magic subsides, solved present common dura mater anesthesia needle because the needle body is long and thin, only hold the needle body through the hand, and the hand causes the shake easily again, consequently can not hold the needle body steadily, causes the unstable problem of needle insertion easily.

Description

Needle inserting device for epidural anesthesia

Technical Field

The utility model relates to the technical field of appliances for anesthesia department, in particular to a dural anesthesia needle inserter.

Background

The epidural space is located in the narrow space between the vertebral canal periosteum and the dura mater, fat, the intraspinal venous plexus and the lymphatic vessels are filled in the epidural space, the spinal nerve root and the accompanying blood vessel thereof pass through the epidural space and are in negative pressure, the upper end of the epidural space is higher than the large hole of the occiput, the lower end of the epidural space is finally positioned at the sacral canal fissure, the dura mater is attached to the edge of the large hole of the occiput, so the epidural space is blocked in the intracranial space, the epidural space needs to be anesthetized in the operation of the epidural space, and therefore, few anesthetic needles are.

In the prior art, when the common epidural anesthesia needle is used for epidural anesthesia of a patient, the needle body is held only by a hand due to the slender needle body, and the hand is easy to shake, so that the needle body cannot be stably held, and the needle insertion is easy to be unstable.

SUMMERY OF THE UTILITY MODEL

The utility model provides a epidural anesthesia needle inserter possesses adjustable needle insertion angle and can carry out the advantage that leads to the syringe needle at the process of inserting the needle to solve present common epidural anesthesia needle because the needle body is long and thin, only hold the needle body through the hand, and the hand causes the shake easily again, consequently can not hold the needle body steadily, causes the unstable problem of inserting the needle easily.

For realizing adjustable needle inserting angle and can carry out the purpose of leading to the syringe needle at the process of inserting the needle, the utility model provides a following technical scheme: the utility model provides a dura mater anesthesia needle inserter, includes the locating part, the quantity of locating part is two, two the locating part is through the mutual fixed connection of two bolt assembly, two the inboard of locating part all with the surperficial swing joint of ball, perpendicular hole has been seted up on the surface of ball, the inside activity in perpendicular hole runs through there is the syringe needle, the outside fixedly connected with internal thread pipe of locating part, the inner wall of internal thread pipe and locking bolt's surperficial threaded connection, locking bolt is close to the one end activity of ball and runs through the locating part and with the surperficial swing joint of ball.

As a preferred technical scheme of the utility model, two the equal fixedly connected with Z shaped plate in the outside of locating part bottom, two the surface of Z shaped plate all has the tie-up belt through bolt fixedly connected with, and the surperficial swing joint of bolt has clamp plate, one of them the female magic subsides of outside fixedly connected with of tie-up belt tip, another the sub-magic subsides of inboard fixedly connected with of tie-up belt tip.

As a preferred technical scheme of the utility model, the one end fixedly connected with anti-skidding rubber pad that locking bolt is close to the ball, the anti-skidding rubber pad is close to one side of ball and the surface overlap joint of ball.

As a preferred technical scheme of the utility model, the fixed surface of ball is connected with the fixed block, and the fixed block is located the ball directly over, the jack has been seted up at the top of fixed block, and the jack is linked together with erecting the hole.

As an optimal technical scheme of the utility model, the fixed surface of ball is connected with the holding tube, and the inner wall of holding tube and the side fixed connection of fixed block structure as an organic whole.

As an optimized technical proposal of the utility model, the jack is trumpet-shaped, and the opening is upward.

Compared with the prior art, the utility model provides a dura mater anesthesia needle inserter, possess following beneficial effect:

the epidural anesthesia needle inserter is characterized in that a medical worker determines a part to be anesthetized before use by arranging a limiting part, a round ball, a locking bolt and a sub-magic tape, when the epidural anesthesia needle inserter is used, two binding tapes are bound on a body and are adhered on the main magic tape by the sub-magic tape, the binding tapes are further fixed on the body, a holding tube is held at the moment, a round ball continuously rolls between the two limiting parts, the angle of the needle insertion is further adjusted, the locking bolt is screwed after the adjustment is finished, the locking bolt is tightly abutted on the round ball through an anti-skidding rubber pad, the round ball is fixed, the needle head of an anesthetic needle is inserted into a jack from the top of the holding tube, the tip of the needle head moves to the inside of a vertical hole, the needle is pushed to be anesthetized, the needle head of the anesthetic needle always moves downwards along the vertical hole during the puncture, the round ball is fixed through the locking bolt, and the angle of the needle insertion cannot be changed during the needle insertion process after the, thereby make the needle insertion more stable, reached adjustable needle insertion angle and can carry out the effect of leading to the syringe needle at the needle insertion process, solved present common dura mater anesthesia needle because the needle body is thin and long, only hold the needle body through the hand, and the hand causes the shake again easily, consequently can not hold the needle body steadily, causes the unstable problem of needle insertion easily.

Drawings

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

fig. 2 is a top cross-sectional view of the ball of fig. 1 according to the present invention.

In the figure: 1. a limiting member; 2. a bolt assembly; 3. a ball; 4. vertical holes; 5. a needle head; 6. an internally threaded tube; 7. locking the bolt; 8. a Z-shaped plate; 9. a bolt; 10. binding a belt; 11. pressing a plate; 12. female magic tape; 13. a sub-magic tape; 14. an anti-skid rubber pad; 15. a fixed block; 16. a jack; 17. a holding tube.

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.

Referring to fig. 1-2, an epidural anesthesia needle inserter comprises two position-limiting members 1, each position-limiting member 1 is a concave spherical surface, the size of the spherical surface is matched with the size of the surface of the round ball 3, the two limiting pieces 1 are fixedly connected with each other through the two bolt assemblies 2, which is equivalent to the fixing structure of a hoop, the inner sides of the two limiting pieces 1 are movably connected with the surface of the round ball 3, the surface of the round ball 3 is tightly matched with the inner sides of the limiting pieces 1, the surface of the round ball 3 is provided with a vertical hole 4, a needle head 5 is movably penetrated in the vertical hole 4, the needle head 5 is a part of an anesthetic needle, the outer side of the limiting piece 1 is fixedly connected with an internal thread tube 6, the inner wall of the internal thread tube 6 is in threaded connection with the surface of a locking bolt 7, one end of the locking bolt 7 close to the ball 3 movably penetrates through the limiting part 1 and is movably connected with the surface of the ball 3.

It is specific, two equal fixedly connected with Z shaped plate 8 in the outside of 1 bottom of locating part, two the surface of Z shaped plate 8 all ties up area 10 through bolt 9 fixedly connected with, and the surperficial swing joint of bolt 9 has clamp plate 11, one of them tie up the female magic subsides of outside fixedly connected with 12 of 10 tip in area, another tie up the sub-magic subsides 13 of inboard fixedly connected with of 10 tip in area, tie up two and tie up area 10 on the health and glue on female magic subsides 12 with sub-magic subsides 13 during the use, and then will tie up area 10 and fix on the health.

Specifically, one end of the locking bolt 7 close to the ball 3 is fixedly connected with an anti-skid rubber pad 14, one side of the anti-skid rubber pad 14 close to the ball 3 is in lap joint with the surface of the ball 3, and the ball 3 is fixed on the inner side of the limiting part 1 through the locking bolt 7.

Specifically, the fixed surface of the ball 3 is connected with a fixing block 15, the fixing block 15 is located right above the ball 3, the top of the fixing block 15 is provided with an insertion hole 16, the insertion hole 16 is communicated with the vertical hole 4, and the inner diameter of the insertion hole 16 is the same as that of the vertical hole 4, so that the blockage during insertion can be reduced.

Specifically, the surface of the sphere 3 is fixedly connected with a holding tube 17, the inner wall of the holding tube 17 is fixedly connected with the side surface of the fixing block 15 to form an integral structure, the holding tube 17 can be held for operation by adjusting the needle inserting angle, and meanwhile, one hand can hold the holding tube 17 for operation during needle inserting.

Specifically, the insertion hole 16 is trumpet-shaped and has an upward opening, so that the needle head 5 can be conveniently inserted into the vertical hole 4.

The utility model discloses a theory of operation and use flow: before use, medical staff determines a part needing anesthesia, when the anesthesia is used, two tying bands 10 are tied on a body and are stuck on a female magic tape 12 through a female magic tape 13, then the tying bands 10 are fixed on the body, at the moment, a holding tube 17 is held, a round ball 3 continuously rolls between two limiting parts 1, then the angle needing to be inserted is adjusted, after the adjustment is finished, a locking bolt 7 is screwed, the round ball 3 is tightly propped against the round ball 3 through an anti-skid rubber pad 14, the round ball 3 is fixed, at the moment, a needle head 5 of the anesthesia needle is inserted into a jack 16 from the top of the holding tube 17, the tip part of the needle head 5 moves to the inside of a vertical hole 4, at the moment, the anesthesia needle can be punctured by pushing the anesthesia needle, when the anesthesia needle is punctured, the needle head 5 of the anesthesia needle always moves downwards along the vertical hole 4, and the round ball 3 is fixed through the, thereby making the needle insertion more stable, and realizing the effects of adjusting the needle insertion angle and guiding the needle head 5 in the needle insertion process.

In conclusion, the epidural anesthesia needle inserter solves the problem that the needle body of the existing common epidural anesthesia needle cannot be stably held and the needle insertion is unstable due to the fact that the needle body is long and thin and is easily shaken by the hand which is only held by the hand through the arrangement of the limiting part 1, the round ball 3, the locking bolt 7 and the sub magic tape 13.

It should be noted that, in this document, terms such as "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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an epidural anesthesia needle inserter, includes locating part (1), its characterized in that: the quantity of locating part (1) is two, two locating part (1) is through the mutual fixed connection of two bolt assembly (2), two the inboard of locating part (1) all with the surperficial swing joint of ball (3), perpendicular hole (4) have been seted up on the surface of ball (3), the inside activity of perpendicular hole (4) runs through syringe needle (5), the outside fixedly connected with internal thread pipe (6) of locating part (1), the inner wall of internal thread pipe (6) and the surface threaded connection of locking bolt (7), locking bolt (7) be close to the one end activity of ball (3) run through locating part (1) and with the surface swing joint of ball (3).

2. The epidural anesthesia needle inserter according to claim 1, characterized in that: two equal fixedly connected with Z shaped plate (8) in the outside of locating part (1) bottom, two the surface of Z shaped plate (8) all has tie-up area (10) through bolt (9) fixedly connected with, and the surperficial swing joint of bolt (9) has clamp plate (11), one of them the female magic subsides of outside fixedly connected with (12) of tie-up area (10) tip, another the sub-magic subsides of inboard fixedly connected with (13) of tie-up area (10) tip.

3. The epidural anesthesia needle inserter according to claim 1, characterized in that: one end of the locking bolt (7) close to the round ball (3) is fixedly connected with an anti-skidding rubber pad (14), and one side of the anti-skidding rubber pad (14) close to the round ball (3) is in lap joint with the surface of the round ball (3).

4. The epidural anesthesia needle inserter according to claim 1, characterized in that: the surface fixed connection of ball (3) has fixed block (15), and fixed block (15) are located ball (3) directly over, jack (16) have been seted up at the top of fixed block (15), and jack (16) are linked together with perpendicular hole (4).

5. The epidural anesthesia needle inserter according to claim 4, characterized in that: the surface of the round ball (3) is fixedly connected with a holding tube (17), and the inner wall of the holding tube (17) is fixedly connected with the side surface of the fixing block (15) into an integral structure.

6. The epidural anesthesia needle inserter according to claim 4, characterized in that: the jack (16) is trumpet-shaped and is provided with an upward opening.

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