CN108273175B

CN108273175B - Fixing device of blood transfusion intervention pipe

Info

Publication number: CN108273175B
Application number: CN201810064059.5A
Authority: CN
Inventors: 葛俊丽; 齐振勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-01-23
Filing date: 2018-01-23
Publication date: 2020-11-10
Anticipated expiration: 2038-01-23
Also published as: CN108273175A

Abstract

The invention discloses a fixing device of a blood transfusion interventional catheter, which comprises a protective cover, wherein the middle part of the protective cover is of a strip-shaped structure, and both ends of the protective cover are circular structures, a second annular air passage is arranged inside the circular structures at both ends of the protective cover, the bottom of the round structure at the two ends of the protective cover is provided with a second micro hole, the second annular air passage is communicated with the second micro hole, a second one-way valve is additionally arranged at the communication position of the second annular pipeline and the second micro hole, through holes are arranged at the two sides of the micro hole, a damping plug is arranged in the through hole on the two side walls of the micro hole, the outer end of the damping plug is fixedly connected with the protection ring, the protection ring is installed with the safety cover cooperation, the fixed band that sets up in safety cover lower extreme intermediate position, and this fixing device that pipe was intervene in blood transfusion adopts the mode of vacuum negative pressure to fix to install the safety cover additional in the pipe outside, intervene the part to protect to the pipe.

Description

Fixing device of blood transfusion intervention pipe

Technical Field

The invention relates to the technical field of medical instruments, in particular to a fixing device for a blood transfusion interventional catheter.

Background

Currently, interventional therapy is an emerging medical field, and interventional catheters are instruments mainly used for vascular interventional diagnosis and treatment. In clinical interventional therapy, a catheter needs to be positioned, and the currently adopted method is generally to adhere the catheter on the skin of a patient by using an adhesive tape or to directly joint the catheter into the skin of the patient, wherein the former may cause skin allergy of the patient and bring a series of problems; the latter causes unnecessary pain to the patient.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the existing defects, and provide a fixing device for a blood transfusion interventional catheter, which adopts a vacuum negative pressure mode for fixing, and a protective cover is additionally arranged outside the catheter to protect the interventional part of the catheter, so that the problems in the background technology can be effectively solved.

In order to achieve the purpose, the invention provides the following technical scheme: a fixing device for a blood transfusion interventional catheter comprises a protective cover, the middle part of the protective cover is of a strip-shaped structure, and both ends of the protective cover are circular structures, a second annular air passage is arranged inside the circular structures at both ends of the protective cover, the bottom of the round structure at the two ends of the protective cover is provided with a second micro hole, the second annular air passage is communicated with the second micro hole, a second one-way valve is additionally arranged at the communication position of the second annular pipeline and the second micro hole, through holes are arranged at the two sides of the micro hole, a damping plug is arranged in the through hole on the two side walls of the micro hole, the outer end of the damping plug is fixedly connected with the protection ring, the protective ring is matched with the protective cover, the middle position of the lower end of the protective cover is fixedly provided with a fixing belt, the safety cover upper end sets up the fixed station, the pipe hole has been seted up on the fixed station surface, the fixed station side sets up the induction port, induction port and two intercommunications of annular air flue.

As a preferable technical scheme of the invention, a first annular air passage is arranged in the fixing table, a first micro hole is arranged on the inner wall of the tube hole, and the first annular air passage is communicated with the first micro hole.

As a preferred technical scheme of the invention, a first check valve is additionally arranged at an air suction port on the side edge of the fixed table, and round chamfers are arranged at the upper end and the lower end of a pipe hole on the surface of the fixed table.

As a preferable technical scheme of the invention, air holes are formed in one end, far away from the fixing table, of the upper surface of the protection cover, and the air holes are uniformly distributed around the axis of the circular structure at the end part of the protection cover.

As a preferable technical scheme of the invention, the protective cover is a transparent plastic cover, and the middle position of the protective cover is uniformly provided with the adjusting grooves.

Compared with the prior art, the invention has the beneficial effects that: this fixing device of pipe is intervene in blood transfusion adopts the mode of installing the fixed band additional at the guard shield lower extreme, will intervene the pipe and fix on the skin surface, prevent that the pipe from removing, and avoid using the fixed allergy that causes of sticky tape, intervene the position at the pipe and set up the safety cover simultaneously, prevent that external object from touching the pipe, the inside miniature hole one of fixed station simultaneously, it is fixed with the safety cover with the pipe under the negative pressure effect, miniature hole two is under the negative pressure effect, it is fixed safety cover and skin, prevent skin, relative movement appears in safety cover and pipe, set up the adjustment tank simultaneously at the guard shield lower extreme, make the safety cover have certain regulating power, better suitability has.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a bottom schematic view of the inventive structure;

FIG. 3 is a cross-sectional view of the structure of the present invention;

FIG. 4 is a schematic view of the interior of the structural mounting table of the present invention;

figure 5 is a schematic view of the interior of a structural microperforation two of the present invention.

In the figure: 1 protective cover, 2 fixed platforms, 3 through pipe holes, 4 air holes, 5 protective rings, 6 air suction ports, 7 fixed belts, 8 adjusting grooves, 9 annular air passage I, 10 micro holes I, 11 one-way valves I, 12 annular air passage II, 13 micro holes II, 14 one-way valves II and 15 damping plugs.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a fixing device for a blood transfusion interventional catheter comprises a protective cover 1, wherein the middle part of the protective cover 1 is of a long-strip-shaped structure, two ends of the protective cover 1 are of circular structures, two annular air passages 12 are arranged in the circular structures at the two ends of the protective cover 1, the bottom of the circular structures at the two ends of the protective cover 1 is provided with a micro hole two 13, the annular air passages two 12 are communicated with the micro hole two 13, a one-way valve two 14 is additionally arranged at the communication position of the annular pipeline two 12 and the micro hole two 13, the side edge of the micro hole two 13 is provided with a through hole, a damping plug 15 is arranged in the through hole at the side wall of the micro hole two 12, the outer end of the damping plug 15 is fixedly connected with a protective ring 5, the protective ring 5 is matched with the protective cover 1, a fixing belt 7 is fixedly arranged at the middle position of the lower end of the protective cover 1, inside annular air flue 9 that sets up of fixed station 2, it sets up miniature hole 10 to manage 3 inner walls in tube hole, annular air flue 9 communicates with miniature hole 10, under the negative pressure effect, it is fixed with pipe and fixed station 2, 6 departments of induction port of 2 sides of fixed station install check valve 11 additional, and 2 surperficial passing tube hole 3 upper ends of fixed station and lower extreme all set up circular chamfer, prevent that the pipe from buckling and causing the liquid circulation to be obstructed, the one end that fixed station 2 was kept away from to 1 upper surface of safety cover sets up bleeder vent 4, and bleeder vent 4 evenly arranges around the axis of 1 tip circular structure of safety cover, prevent the long-term oxygen deficiency of 1 inside skin of safety cover, safety cover 1 is the transparent plastic cover, be convenient for observe the inside condition, and 1 intermediate position of safety cover evenly sets up adjustment tank 8, increase safety cover 1.

When in use: after the catheter is inserted into the skin, the catheter is fixed through the fixing belt 7, then the needle cylinder is communicated with the air suction port 6, air in the annular air passage I9 and the annular air passage II 12 is discharged under the action of the needle cylinder, at the moment, the internal pressure of the micro hole I10 and the micro hole II 13 is smaller than that of the outside, the catheter, the skin and the protective cover 1 are fixed respectively, mutual movement of the catheter, the annular air passage I12 and the skin and the protective cover 1 is prevented, after treatment is completed, the protective ring 5 is pulled to drive the damping plug 15 to be pulled out, the internal air pressure of the micro hole II 13 is recovered to be normal, the protective cover 1 is separated from the skin, after the catheter is taken out, the one-way valve I11.

The invention adopts a mode of additionally arranging a fixing belt 7 at the lower end of a protective cover 1 to fix an interventional catheter on the surface of skin, so as to prevent the catheter from moving and avoid allergy caused by fixing by using an adhesive tape, meanwhile, a protective cover 1 is arranged at the interventional position of the catheter to prevent an external object from touching the catheter, meanwhile, a first micro hole 10 in a fixed table 2 is used for fixing the catheter and the protective cover 1 under the action of negative pressure, a second micro hole 13 is used for fixing the protective cover 1 and the skin under the action of negative pressure to prevent the skin, the protective cover 1 and the catheter from moving relatively, and meanwhile, an adjusting groove 8 is arranged at the lower end of the protective cover 1, so that the protective cover 1 has certain adjusting capacity and.

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 fixing device of blood transfusion intervention pipe, includes safety cover (1), its characterized in that: the middle part of the protective cover (1) is of a long strip-shaped structure, the two ends of the protective cover (1) are of circular structures, two annular air passages (12) are arranged inside the circular structures at the two ends of the protective cover (1), two micro holes (13) are arranged at the bottom of the circular structures at the two ends of the protective cover (1), the two annular air passages (12) are communicated with the two micro holes (13), one-way valves (14) are additionally arranged at the communicated parts of the two annular pipelines (12) and the two micro holes (13), through holes are formed in the side edges of the two micro holes (13), damping plugs (15) are arranged inside the through holes in the side walls of the two micro holes (12), the outer ends of the damping plugs (15) are fixedly connected with the protective rings (5), the protective rings (5) are installed in a matched mode with the protective cover (1), fixing belts (7) are fixedly arranged at the middle positions of the lower end of, the surface of the fixed platform (2) is provided with a pipe hole (3), an air suction port (6) is arranged on the side edge of the fixed platform (2), and the air suction port (6) is communicated with a second annular air passage (12); a first annular air passage (9) is arranged in the fixing table (2), a first micro hole (10) is arranged on the inner wall of the pipe passing hole (3), and the first annular air passage (9) is communicated with the first micro hole (10); a one-way valve I (11) is additionally arranged at the air suction port (6) on the side of the fixed platform (2), and round chamfers are arranged at the upper end and the lower end of the pipe passing hole (3) on the surface of the fixed platform (2).

2. A fixing device for blood transfusion interventional tubes, according to claim 1, characterized in that: one end, far away from the fixed station (2), of the upper surface of the protective cover (1) is provided with air holes (4), and the air holes (4) are uniformly distributed around the axis of the circular structure at the end part of the protective cover (1).

3. A fixing device for blood transfusion interventional tubes, according to claim 1, characterized in that: the protective cover (1) is a transparent plastic cover, and the middle position of the protective cover (1) is uniformly provided with an adjusting groove (8).