CN217286825U

CN217286825U - Central venous catheter with fixing structure

Info

Publication number: CN217286825U
Application number: CN202220686954.2U
Authority: CN
Inventors: 沈如婷; 陈静; 曹舒雨; 叶向红; 王新颖
Original assignee: Eastern Theater General Hospital of PLA
Current assignee: Eastern Theater General Hospital of PLA
Priority date: 2022-03-28
Filing date: 2022-03-28
Publication date: 2022-08-26
Anticipated expiration: 2032-03-28

Abstract

The utility model discloses a central vein catheterization with fixed knot constructs, including syringe needle pipe box, connecting pipe and tail pipe, the connecting pipe is installed to syringe needle pipe box's bottom, and the accessory plate is installed in the outside of connecting pipe, and the both ends of accessory plate are provided with limit structure, and limit structure includes first fixed band, magic thorn hair, second fixed band and the former hair of magic, and the one end in the accessory plate is installed to first fixed band, and the one end of first fixed band is provided with the magic thorn hair, and one side of accessory plate is provided with auxiliary structure, and the tail pipe is installed to the bottom of accessory plate. The utility model discloses a be provided with limit structure, during the use, operating personnel can encircle the surface at the user of service personnel health with first fixed band and second fixed band to the cooperation of accessible magic thorn hair and the former hair of magic links together, so that alright fix the device on user of service personnel's health surface, prevent that the device from removing the influence and using, realized the supplementary fixity when this central vein catheterization uses.

Description

Central venous catheter with fixing structure

Technical Field

The utility model relates to a central vein puts a tub technical field, in particular to central vein puts a tub with fixed knot constructs.

Background

The peripheral venipuncture central venous catheter is used for puncturing veins of peripheral arms by using a catheter, the catheter directly reaches a great vein close to the heart, so that the direct contact of chemotherapy medicaments and the veins of the arms is avoided, and the blood flow speed of the great vein is high, so that the chemotherapy medicaments can be quickly diluted, the stimulation of the medicaments to blood vessels is prevented, the occurrence of phlebitis can be reduced, and the pain of a patient is relieved;

when the traditional central venous catheter is used, the device is generally not convenient to fix, and the central venous catheter is inconvenient to use, so that the central venous catheter needs to be improved and is more convenient to use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a central vein catheterization with fixed knot constructs for comparatively inconvenient defect when solving current central vein catheterization and fixing.

(II) contents of utility model

In order to solve the technical problem, the utility model provides a following technical scheme: a central venous catheter with a fixed structure comprises a needle catheter sleeve, a connecting pipe and a tail pipe, wherein the connecting pipe is installed at the bottom end of the needle catheter sleeve, an auxiliary plate is installed on the outer side of the connecting pipe, limiting structures are arranged at two ends of the auxiliary plate, an auxiliary structure is arranged on one side of the auxiliary plate, the tail pipe is installed at the bottom end of the auxiliary plate, and an anti-skidding structure is arranged on the surface of the tail pipe.

Preferably, the limiting structure includes a first fixing band, a magic burr, a second fixing band and a magic raw hair, the first fixing band is installed at one end of the auxiliary plate, the magic burr is arranged at one end of the first fixing band, the second fixing band is installed at the other end of the auxiliary plate, and the magic raw hair is arranged at one end of the second fixing band. May assist in securing the device.

Preferably, the first fixing band and the second fixing band are symmetrically distributed.

Preferably, the auxiliary structure comprises a bonding layer, a base plate and a cushion, wherein the bonding layer is arranged on one side of the auxiliary plate, the base plate is arranged on one side of the bonding layer, and the cushion is arranged on one side of the base plate. The comfort in use can be increased.

Preferably, the anti-slip structure comprises a positioning shell, an anti-slip sleeve and an anti-slip groove, the positioning shell is mounted on the surface of the tail pipe, the anti-slip sleeve is arranged on the surface of the positioning shell, and the anti-slip groove is arranged on the surface of the anti-slip sleeve. Stability in using the tail pipe can be increased.

Preferably, the cross section of the positioning shell is smaller than that of the anti-slip sleeve, and the positioning shell and the anti-slip sleeve form a clamping structure.

Preferably, the anti-skidding grooves are formed in the surface of the anti-skidding sleeve and are distributed at equal intervals.

Preferably, a movable observation window is arranged on the tube body of the needle tube sleeve (1).

(III) advantageous effects

The utility model provides a pair of central vein catheterization with fixed knot constructs, its advantage lies in: by arranging the limiting structure, when in use, an operator can surround the first fixing belt and the second fixing belt on the surface of the body of a user and can be connected together by matching the magic bristles with the magic raw bristles, so that the device can be fixed on the surface of the body of the user, the device is prevented from moving to influence use, and the auxiliary fixity of the central venous catheterization is realized;

by arranging the auxiliary structure, the soft cushion is arranged on the surface of the base plate and is adhered to the back of the auxiliary plate through the adhesive layer, when the central venous indwelling catheter is used, the soft cushion positioned on the inner side of the auxiliary plate is contacted with the body surface of a user, and the soft cushion is contacted with the human body, so that the comfort in use can be improved, the oppressiveness caused by the central venous indwelling catheter is reduced, and the comfort in use of the central venous indwelling catheter is improved;

through being provided with anti-skidding structure, the antiskid cover is installed in the outside of tail pipe, cooperatees with the antiskid groove on surface, and frictional force when multiplicable operating personnel used the tail pipe can play skid-proof effect, has realized the antiskid nature when this central vein catheterization uses.

Set up a movable observation window on the pipe shaft through at the needle tubing cover, can lift open observation window, can conveniently observe the condition of its inside pipe, and the medical personnel of being convenient for can in time learn whether the user has hemorrhage or red swelling, and simultaneously, when the pipe appears buckling, medical personnel also can in time discover, conveniently in time solve this problem, have higher use value.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are 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 front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic diagram of the three-dimensional structure of the auxiliary structure of the present invention;

FIG. 4 is a schematic view of the front cross-sectional structure of the anti-slip structure of the present invention;

fig. 5 is a schematic diagram of the three-dimensional structure of the anti-slip structure of the present invention.

In the figure: 1. a needle cannula sleeve; 2. a connecting pipe; 3. an auxiliary plate; 4. a limiting structure; 401. a first securing strap; 402. magic bur; 403. a second securing strap; 404. magic raw hair; 5. an auxiliary structure; 501. a tie layer; 502. a base layer plate; 503. a soft cushion; 6. a tail pipe; 7. an anti-slip structure; 701. a positioning shell; 702. an anti-slip sleeve; 703. and (4) an anti-slip groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Example one

Referring to fig. 1-5, the present invention provides an embodiment: the utility model provides a central venous catheter with fixed knot constructs, including syringe sleeve 1, connecting pipe 2 and tail pipe 6, connecting pipe 2 is installed to syringe sleeve 1's bottom, accessory plate 3 is installed in the outside of connecting pipe 2, the both ends of accessory plate 3 are provided with limit structure 4, limit structure 4 includes first fixed band 401, magic thorn hair 402, second fixed band 403 and the former hair 404 of magic, first fixed band 401 is installed in the one end of accessory plate 3, the one end of first fixed band 401 is provided with magic thorn hair 402, second fixed band 403 is installed in the other end of accessory plate 3, the one end of second fixed band 403 is provided with the former hair 404 of magic, first fixed band 401 is the symmetric distribution with second fixed band 403, one side of accessory plate 3 is provided with auxiliary structure 5, tail pipe 6 is installed to the bottom of accessory plate 3, the surface of tail pipe 6 is provided with anti-skidding structure 7. Meanwhile, the tube body of the needle tube sleeve 1 is provided with a movable observation window 8, and the liftable movable observation window 8 can conveniently observe the condition of the catheter inside the needle tube, so that medical personnel can timely know whether the user has hemorrhage or red and swollen. In addition, when the catheter is bent, medical staff can find the catheter in time, the problem is conveniently and timely solved, when observation is not needed, the movable observation window 8 can be closed, the overall effect is not affected, and the catheter has high use value. Specifically, in the using process, when needing to fix, the operator can encircle first fixed band 401 and second fixed band 403 on the surface of user's health to accessible magic thorn hair 402 links together with the cooperation of magic primary hair 404, so that can fix the device on user's body surface, prevents that the device from removing and influencing the use, or the device from removing, causes the influence to user.

Example two

This embodiment still includes: the auxiliary structure 5 comprises an adhesive layer 501, a base plate 502 and a cushion 503, the adhesive layer 501 is arranged on one side of the auxiliary plate 3, the base plate 502 is arranged on one side of the adhesive layer 501, the cushion 503 is arranged on one side of the base plate 502, the anti-skid structure 7 comprises a positioning shell 701, an anti-skid sleeve 702 and an anti-skid groove 703, the positioning shell 701 is mounted on the surface of the tail pipe 6, the anti-skid sleeve 702 is arranged on the surface of the positioning shell 701, the anti-skid groove 703 is arranged on the surface of the anti-skid sleeve 702, the cross section of the positioning shell 701 is smaller than that of the anti-skid sleeve 702, the positioning shell 701 and the anti-skid sleeve 702 form a clamping structure, the anti-skid groove 703 is provided with a plurality of anti-skid grooves 703, and the anti-skid grooves 703 are distributed at equal intervals;

specifically, the soft pad 503 positioned at the inner side of the auxiliary plate 3 is contacted with the body surface of the user, the soft pad 503 is contacted with the human body, the oppressibility caused by the device can be reduced, and the comfort in use is increased.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one position, or may be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: 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. The utility model provides a central vein catheterization with fixed knot constructs, includes syringe sleeve (1), connecting pipe (2) and tail pipe (6), its characterized in that: the bottom end of the needle tube sleeve (1) is provided with a connecting tube (2);

an auxiliary plate (3) is mounted on the outer side of the connecting pipe (2), limiting structures (4) are arranged at two ends of the auxiliary plate (3), an auxiliary structure (5) is arranged on one side of the auxiliary plate (3), and a tail pipe (6) is mounted at the bottom end of the auxiliary plate (3);

and an anti-skid structure (7) is arranged on the surface of the tail pipe (6).

2. The central venous catheter with the fixed knot structure of claim 1, wherein: the limiting structure (4) comprises a first fixing band (401), magic bristles (402), a second fixing band (403) and magic bristles (404), wherein the first fixing band (401) is installed at one end of the auxiliary plate (3), the magic bristles (402) are arranged at one end of the first fixing band (401), the second fixing band (403) is installed at the other end of the auxiliary plate (3), and the magic bristles (404) are arranged at one end of the second fixing band (403).

3. The central venous catheter with the fixed knot structure of claim 2, wherein: the first fixing belt (401) and the second fixing belt (403) are symmetrically distributed.

4. The central venous catheter with the fixed knot structure of claim 1, wherein: the auxiliary structure (5) comprises an adhesive layer (501), a base plate (502) and a cushion (503), wherein the adhesive layer (501) is arranged on one side of the auxiliary plate (3), the base plate (502) is arranged on one side of the adhesive layer (501), and the cushion (503) is arranged on one side of the base plate (502).

5. The central venous catheter with the fixed knot structure of claim 1, wherein: the anti-skidding structure (7) comprises a positioning shell (701), an anti-skidding sleeve (702) and an anti-skidding groove (703), wherein the positioning shell (701) is installed on the surface of a tail pipe (6), the anti-skidding sleeve (702) is arranged on the surface of the positioning shell (701), and the anti-skidding groove (703) is arranged on the surface of the anti-skidding sleeve (702).

6. The central venous catheter with the fixed knot structure of claim 5, wherein: the cross section of the positioning shell (701) is smaller than that of the anti-slip sleeve (702), and the positioning shell (701) and the anti-slip sleeve (702) form a clamping structure.

7. The central venous catheter with the fixed knot structure of claim 5, wherein: the anti-skidding grooves (703) are arranged on the surface of the anti-skidding sleeve (702), and the anti-skidding grooves (703) are distributed at equal intervals.

8. The central venous catheter with the fixed structure is characterized in that a movable observation window is arranged on the body of the needle cannula sleeve (1).