CN213665625U

CN213665625U - Safe double-tube epidural anesthesia catheter

Info

Publication number: CN213665625U
Application number: CN202021845048.XU
Authority: CN
Inventors: 费翔; 荣馨
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-29
Filing date: 2020-08-29
Publication date: 2021-07-13
Anticipated expiration: 2030-08-29

Abstract

The utility model discloses a safe double-tube epidural anesthesia pipe, including anesthesia pipe, anesthesia pipe's inside is equipped with away medicine mechanism, anesthesia pipe's left side rigid coupling has soft head, anesthesia pipe's right side rigid coupling has the joint. This safe double-tube formula epidural anesthesia pipe, through the anesthesia pipe, it constructs to walk the medicine, soft head and the cooperation between the joint, descend through the joint and walk the downthehole liquid medicine in-process of pouring into of medicine into, consequently every goes out the equidistance evenly distributed of contained angle between the curved hole of medicine, and the equidistance of transverse distance between and distributes, and every round hole internal diameter from inside to outside increases in proper order, the time difference that can the compensation liquid medicine of certain degree pours into, it is comparatively even to make a plurality of round holes go out the dose, can promote anesthesia scope and anesthesia effect then, make the diffusion of liquid medicine comparatively even, practicality can promote.

Description

Safe double-tube epidural anesthesia catheter

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a safe double-tube epidural anesthesia catheter.

Background

Epidural block is an anesthesia method widely used in clinic, which has the advantages of simple operation, low cost, easy management in operation, convenient pain relief outside the hard mask after operation, etc., but in operation, the existing anesthesia catheter has no single-cavity catheter, can only anaesthetize limited plane, has limited anesthesia effect, uneven diffusion of anesthesia liquid medicine, etc., has more general practical performance,

meanwhile, the anesthetic tube is broken, so that local parts of the anesthetic tube are easy to remain in human tissues, the anesthetic tube is troublesome and time-consuming to take out, great pain can be brought to a patient, and popularization and use are not facilitated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safe double-pipe formula epidural anesthesia pipe to solve the current anesthesia pipe that provides in the above-mentioned background art and do not have single chamber pipe, can only anaesthetize limited plane, anesthesia effect is limited, anesthesia liquid medicine diffusion inhomogeneous etc. and the comparatively general problem of practicality.

In order to achieve the above object, the utility model provides a following technical scheme: a safe double-tube epidural anesthesia catheter comprises an anesthesia catheter, wherein a drug running mechanism is arranged inside the anesthesia catheter, a soft head is fixedly connected to the left side of the anesthesia catheter, and a connector is fixedly connected to the right side of the anesthesia catheter;

the medicine feeding mechanism comprises a medicine feeding hole, a bent hole and a round hole;

four it sets up in the inside of anesthesia catheter to walk the medicine hole and be annular equidistance, the medial extremity of walking the medicine hole has seted up the curved hole, walk the inner wall outside in medicine hole and from left to right seted up a plurality of round holes in proper order.

Preferably, the outer wall of the joint is processed with a rib.

Preferably, the outer side surface of the soft head is processed with a round angle.

Preferably, the center inside the anesthetic tube is transversely provided with a breaking-preventing mechanism;

the anti-breaking mechanism comprises a cross hole, a steel wire, a first cushion block and a second cushion block;

the transverse hole is transversely arranged at the inner center of the anesthetic tube, a steel wire is transversely arranged in the transverse hole, a first cushion block is fixedly connected to the left side of the steel wire, the first cushion block is fixedly connected with the inner portion of the soft head, a second cushion block is fixedly connected to the right side of the steel wire, and the outer wall of the second cushion block is fixedly connected with the right end of the inner wall of the transverse hole.

Preferably, the vertical section of the first cushion block is of a trapezoidal structure.

Preferably, the central points of the steel wire and the anesthetic tube are all located on the same horizontal line.

Compared with the prior art, the beneficial effects of the utility model are that: compared with the prior art, the safe double-tube epidural anesthesia catheter has the following advantages:

through the anesthesia catheter, walk medicine mechanism, cooperation between soft head and the joint, soft head hardness ratio is little than the hardness of comparatively traditional anesthesia pipe tip, be difficult for damaging human tissue blood vessel when putting into, and descend through the joint and walk the downthehole portion of medicine and pour into the liquid medicine in-process into, therefore every goes out the equidistance evenly distributed of contained angle between the curved hole of medicine, and the equal difference distribution of transverse distance between, and every round hole internal diameter from inside to outside increases in proper order, the time difference of compensation liquid medicine injection that can the certain degree, make a plurality of round holes go out the dose comparatively even, can promote anesthesia scope and anesthesia effect then, make the diffusion of liquid medicine comparatively even, practicality can promote.

Through the anesthesia catheter, walk medicine mechanism, prevent the cooperation between disconnected mechanism, soft head and the joint, once local fracture condition appears when anesthesia catheter uses, the inside steel wire of cross bore can be connected the both sides of fracture anesthesia catheter, can be comparatively convenient take out the fracture anesthesia catheter inside human tissue, avoid remaining the internal misery that brings because of anesthesia catheter, do benefit to using widely.

Drawings

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

FIG. 2 is a front cross-sectional view of FIG. 1;

FIG. 3 is a bottom cross-sectional view of FIG. 1;

fig. 4 is a right sectional view of fig. 1.

In the figure: 1. anesthetic tube, 2, medicine feeding mechanism, 201, medicine feeding hole, 202, bent hole, 203, round hole, 3, anti-breaking mechanism, 301, transverse hole, 302, steel wire, 303, first cushion block, 304, second cushion block, 4, soft head, 5 and joint.

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. 1-4, the present invention provides a technical solution: a safe double-tube epidural anesthesia catheter comprises an anesthesia catheter 1, a drug-moving mechanism 2 is arranged inside the anesthesia catheter 1, a soft head 4 is fixedly connected to the left side of the anesthesia catheter 1, the soft head 4 is made of medical grade silica gel material, a connector 5 is fixedly connected to the right side of the anesthesia catheter 1, the connector 5 is butted with an external drug supply pipeline, the connector 5 is communicated with a drug-moving hole 201, the drug-moving mechanism 2 comprises a drug-moving hole 201, curved hole 202 and round hole 203, four walk medicine hole 201 and be the inside that the annular equidistance was seted up at anesthesia pipe 1, the medial extremity of walking medicine hole 201 has seted up curved hole 202, the inner wall outside of walking medicine hole 201 has from left to right seted up a plurality of round holes 203 in proper order, the outer wall processing that connects 5 has the bead, the bead can strengthen the connection stability between 5 and the external confession medicine pipeline of joint, the outside surface machining of soft head 4 has the fillet, the fillet is convenient for soft head 4 and is inserted inside the tissue.

The inner center of the anesthetic tube 1 is transversely provided with a breakage preventing mechanism 3, the breakage preventing mechanism 3 comprises a transverse hole 301, a steel wire 302, a first cushion block 303 and a second cushion block 304, the transverse hole 301 is transversely arranged at the inner center of the anesthetic tube 1, the steel wire 302 is transversely arranged inside the transverse hole 301, the steel wire 302 is a high-nitrogen BIODUR108 stainless steel wire, the left side of the steel wire 302 is fixedly connected with the first cushion block 303, the first cushion block 303 is fixedly connected with the inner part of the soft head 4, the right side of the steel wire 302 is fixedly connected with the second cushion block 304, the outer wall of the second cushion block 304 is fixedly connected with the right end of the inner wall of the transverse hole 301, the first cushion block 303 and the second cushion block 304 are both made of medical grade PVC material, the vertical section of the, the connection stability between the first cushion block 303 and the soft head 4 is enhanced, and the central points of the steel wire 302 and the anesthetic tube 1 are both located on the same horizontal line, so that the steel wire 302 can apply force to the anesthetic tube 1 uniformly.

When the safe double-tube epidural anesthesia catheter is used, because the hardness of the soft head 4 is lower than that of the traditional anesthesia catheter, when the anesthesia catheter is placed into human tissue, the tissue blood vessel of the human body is not easy to be damaged, the intraoperative injury to a patient can be reduced, and in the process of injecting liquid medicine into the medicine walking holes 201 through the connector 5, the included angle between each medicine outlet bent hole is uniformly distributed at equal intervals, the equal difference of the transverse distance is distributed, the inner diameter of each round hole 203 from inside to outside is sequentially increased, the time difference of liquid medicine injection can be compensated to a certain degree, the medicine output amount of the round holes 203 is uniform, the anesthesia range and the anesthesia effect can be improved, the liquid medicine is uniformly diffused, when the anesthesia catheter 1 is taken out after the medicine is filled, when the local fracture condition of the anesthesia catheter 1 occurs, the steel wire 302 in the transverse hole 301 can connect the two sides of the fractured anesthesia catheter 1, can be comparatively convenient take out fracture anesthesia pipe 1 inside human tissue, avoid remaining the internal misery that brings because of anesthesia pipe 1, the practicality is stronger, does benefit to and uses widely.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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

1. A safe double-tube epidural anesthesia catheter, comprising an anesthesia catheter (1), characterized in that: a medicine feeding mechanism (2) is arranged inside the anesthetic tube (1), a soft head (4) is fixedly connected to the left side of the anesthetic tube (1), and a joint (5) is fixedly connected to the right side of the anesthetic tube (1);

the medicine feeding mechanism (2) comprises a medicine feeding hole (201), a bent hole (202) and a round hole (203);

four it sets up in the inside of anesthesia catheter (1) to walk medicine hole (201) to be annular equidistance, the medial extremity of walking medicine hole (201) has seted up curved hole (202), a plurality of round holes (203) have been seted up from left to right in proper order in the inner wall outside of walking medicine hole (201).

2. A safe dual-barreled epidural anesthesia catheter according to claim 1, wherein: the outer wall of the joint (5) is processed with a convex edge.

3. A safe dual-barreled epidural anesthesia catheter according to claim 1, wherein: the outer side surface of the soft head (4) is processed with a round angle.

4. A safe dual-barreled epidural anesthesia catheter according to claim 1, wherein: the center inside the anesthetic tube (1) is transversely provided with a breaking-proof mechanism (3);

the anti-breaking mechanism (3) comprises a cross hole (301), a steel wire (302), a first cushion block (303) and a second cushion block (304);

the inside center in anesthesia pipe (1) is transversely seted up in cross bore (301), the inside of cross bore (301) transversely is equipped with steel wire (302), the left side rigid coupling of steel wire (302) has first cushion (303), first cushion (303) link to each other with the inside of soft head (4) is fixed, the right side rigid coupling of steel wire (302) has second cushion (304), the outer wall of second cushion (304) is fixed with the inner wall right-hand member of cross bore (301) and is linked to each other.

5. A safe dual-barreled epidural anesthesia catheter according to claim 4, wherein: the vertical section of the first cushion block (303) is of a trapezoidal structure.

6. A safe dual-barreled epidural anesthesia catheter according to claim 4, wherein: the central points of the steel wire (302) and the anesthetic tube (1) are all located on the same horizontal line.