CN210096521U

CN210096521U - Medical extension tube

Info

Publication number: CN210096521U
Application number: CN201820481884.0U
Authority: CN
Inventors: 何伟恭; 韩权浩
Original assignee: Guangzhou Sanshixuedu Medical Technology Co Ltd
Current assignee: Guangzhou Sanshiqidu Medical Technology Co ltd; He Weigong
Priority date: 2018-04-04
Filing date: 2018-04-04
Publication date: 2020-02-21
Anticipated expiration: 2028-04-04

Abstract

The utility model relates to a medical extension pipe, including wire winding box, carousel and two piece at least transfer lines, each transfer line sets up side by side, be equipped with in the wire winding box and hold the chamber, the carousel sets up hold the intracavity, each the transfer line is convoluteed on the carousel, be equipped with on the wire winding box respectively with the first mouth and the second of drawing forth that hold the chamber intercommunication draw forth the mouth, the first end of transfer line is followed first mouthful department of drawing forth stretches out, the second end of transfer line is followed the second is drawn forth mouthful department and is stretched out, the first end of transfer line is equipped with detachable shutoff piece, the second end of transfer line is equipped with the infusion and connects. This medical extension pipe combines each independent transfer line, avoids the cross interference, the risk greatly reduced who makes mistakes.

Description

Medical extension tube

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a medical extension pipe.

Background

Syringe pumps have found widespread clinical use and are advantageous for delivering precise and uniform doses of a drug into a patient for action. Medical extension tubing is an essential tool in the use of syringe pumps. For some patients in severe cases and general anesthesia operations, because the types of medicines pumped by the injection pump are various, the number of used medical extension pipes is relatively increased, and the plurality of medical extension pipes are connected with the plurality of medical three-way valves, so that the lines are complicated. And a plurality of medical extension tubes are easy to intertwine, so that the risk of error is greatly improved.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model discloses lie in overcoming prior art's defect, provide a simple structure's medical extension pipe, be favorable to reducing the risk of makeing mistakes.

The utility model provides a medical extension pipe, includes wire winding box, carousel and two piece at least transfer lines, and each transfer line sets up side by side, be equipped with in the wire winding box and hold the chamber, the carousel sets up hold the intracavity, each the transfer line is convoluteed on the carousel, be equipped with on the wire winding box respectively with hold the first mouth and the second of drawing forth of chamber intercommunication and draw forth the mouth, the first end of transfer line is followed first mouthful department of drawing forth stretches out, the second end of transfer line is followed the second is drawn forth mouthful department and is stretched out, the first end of transfer line is equipped with detachable shutoff piece, the second end of transfer line is equipped with the infusion and connects.

According to the medical extension tube, the infusion tubes are arranged in the accommodating cavity of the winding box and are wound on the turntable in a parallel mode, and the effect of accommodating and protecting is achieved. When the infusion tube needs to be used, the first end of the infusion tube is pulled out to a required length from the first leading-out opening, the blocking piece is connected with an indwelling needle or an intravenous catheter of a patient after being detached, meanwhile, the second end of the infusion tube is pulled out to a required length from the second leading-out opening, and the infusion tube is connected with an injection pump or a fluid infusion bottle. This medical extension pipe combines each independent transfer line, avoids the cross interference, the risk greatly reduced who makes mistakes.

Furthermore, the medical extension tube further comprises a fixer, wherein a mixing channel is arranged on the fixer, the first end of each infusion tube is communicated with the inlet of the mixing channel, and the plugging piece is detachably arranged at the outlet of the mixing channel. The first ends of the infusion tubes are gathered together by the fixer, and the first ends of the infusion tubes can be conveniently connected with an indwelling needle or a venous catheter of a patient at the same time by the fixer. And the fluid infusion can be mixed through the mixing passage, so only need set up the shutoff piece on the fixer can, need not to set up the shutoff piece respectively at the first end of each transfer line, also only need during the use pull down the shutoff piece on the fixer can, convenient to use.

Further, the size of the holder is larger than the size of the first lead-out opening. Therefore, the fixer can be clamped outside the first leading-out opening, the first end of the infusion tube can be conveniently pulled out from the first leading-out opening through the fixer, and the instant taking and use are realized.

Further, the medical extension tube further comprises a branching device, the branching device is arranged between the second leading-out port and the infusion joint, the infusion tube is divided into a fixed section and a branching section by the branching device, the fixed section is located on one side, away from the infusion joint, of the branching device, the branching section is located on one side, close to the infusion joint, of the branching device, and the fixed sections of the infusion tubes are fixed into a whole. The branching device divides the infusion tube into a fixed section and a branching section, the fixed sections of the infusion tubes are fixed into a whole, the structure is compact, the infusion tubes are prevented from being intertwined, the branching section of each infusion tube is branched, and the infusion tubes are conveniently connected with corresponding injection pumps or fluid infusion bottles.

Furthermore, the fixed sections of the infusion tubes are fixed into a whole through injection molding; or the fixing sections of the infusion tubes are bonded and fixed into a whole through the adhesive, so that the infusion tube is convenient to process.

Further, the size of the splitter is larger than that of the second outlet. Therefore, the fork can be clamped outside the second leading-out opening, the second end of the infusion tube can be conveniently pulled out from the second leading-out opening through the fork, and the instant taking and use can be realized.

Furthermore, the winding box comprises a first shell and a second shell, a first convex column is arranged on the first shell, a slot is arranged on the first convex column, a second convex column is arranged on the second shell, the second convex column is detachably inserted into the slot, and the rotary disc is rotatably arranged on the first convex column. First casing and second casing realize dismantling through the slot on the first projection and the cooperation of second projection to be connected, and the carousel is installed and is realized reliably rotating on first projection, so sets up convenient equipment.

Further, medical extension pipe still includes volute spiral spring and non return ball, volute spiral spring's one end with the carousel is connected, volute spiral spring's the other end with first projection is connected, non return ball with the wire winding box butt, be equipped with annular orbit on the carousel, annular orbital degree of depth is reduced gradually by its first end to second end, non return ball slidable install on the annular orbit. Under the condition of no external force action, the rotary disc takes in the infusion tube in the winding box under the action of the volute spiral spring. When the infusion tube needs to be used, the infusion tube is pulled out to the required length, the check ball slides from the first end to the second end of the annular track to lock the rotating disc to prevent the rotation of the check ball, and therefore the retraction of the infusion tube is avoided.

Further, the blocking piece is a rubber plug, and the infusion joint is a heparin cap, so that the infusion device is convenient to use.

Further, the infusion tube is filled with sterile physiological saline. The filled sterile normal saline can discharge the air in the infusion tube, thereby improving the use safety.

Drawings

Fig. 1 is a schematic structural view of a medical extension tube according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view taken along A-A of FIG. 1;

fig. 3 is an enlarged schematic view of fig. 2 at B.

Description of reference numerals:

10. the winding box comprises a winding box body 100, a first leading-out port 110, a second leading-out port 120, a first shell body 121, a first convex column 122, an inserting groove 130, a second shell body 131, a second convex column 20, a rotary disc 30, an infusion tube 300, a fixing section 310, a bifurcation section 40, a blocking piece 50, an infusion joint 60, a fixer 70, a bifurcation device 80, a volute spring 90 and a check ball.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-2, the medical extension tube according to the present embodiment includes a winding box 10, a turntable 20 and at least two infusion tubes 30, each infusion tube 30 is disposed in parallel, a containing cavity is disposed in the winding box 10, the turntable 20 is disposed in the containing cavity, each infusion tube 30 is wound on the turntable 20, the winding box 10 is provided with a first leading-out opening 100 and a second leading-out opening 110, which are respectively communicated with the containing cavity, a first end of the infusion tube 30 extends from the first leading-out opening 100, a second end of the infusion tube 30 extends from the second leading-out opening 110, a detachable blocking piece 40 is disposed at the first end of the infusion tube 30, and an infusion joint 50 is disposed at the second end of the infusion tube 30.

In the medical extension tube, the infusion tubes 30 are disposed in the accommodating cavity of the winding box 10, and the infusion tubes 30 are wound on the turntable 20 in parallel to achieve the function of accommodating and protecting. When it is necessary to use the infusion tube, the first end of the infusion tube 30 is pulled out to a desired length from the first lead-out port 100, the blocking piece 40 is detached and then connected to an indwelling needle or an intravenous catheter of a patient, and the second end of the infusion tube 30 is pulled out to a desired length from the second lead-out port 110 and then connected to a syringe pump or a fluid infusion bottle. The medical extension tube combines the independent infusion tubes 30, thereby avoiding cross interference and greatly reducing the risk of error.

Specifically, the number of the infusion tubes 30 in the present embodiment is three. Of course, the number of infusion tubes 30 may be increased or decreased according to actual needs, and is not limited thereto.

In this embodiment, the medical extension tube further includes a fixer 60, a mixing channel is disposed on the fixer 60, the first end of each infusion tube 30 is respectively communicated with the inlet of the mixing channel, and the blocking piece 40 is detachably mounted at the outlet of the mixing channel. The first ends of the respective infusion tubes 30 are gathered together by the fixator 60, and the first ends of the respective infusion tubes 30 can be conveniently connected to an indwelling needle or an intravenous catheter of a patient at the same time by the fixator 60. And the fluid infusion can be mixed through the mixing channel, so that the plugging piece 40 is only required to be arranged on the fixer 60, the plugging piece 40 is not required to be arranged at the first end of each infusion tube 30, the plugging piece 40 on the fixer 60 is only required to be detached during use, and the use is convenient.

Further, the size of the holder 60 is larger than that of the first lead-out opening 100. Thus, the fixer 60 can be clamped outside the first outlet 100, so that the first end of the infusion tube 30 can be conveniently pulled out from the first outlet 100 through the fixer 60, and the infusion tube can be taken and used immediately.

In this embodiment, the medical extension tube further includes a bifurcator 70, the bifurcator 70 is disposed between the second outlet 110 and the infusion connector 50, the infusion tube 30 is divided into a fixed section 300 and a bifurcated section 310 by the bifurcator 70, the fixed section 300 is located on a side of the bifurcator 70 away from the infusion connector 50, the bifurcated section 310 is located on a side of the bifurcator 70 close to the infusion connector 50, and the fixed sections 300 of the infusion tubes 30 are fixed together. The branching device 70 divides the infusion tube 30 into a fixed section 300 and a branched section 310, the fixed sections 300 of the infusion tubes 30 are fixed into a whole, the structure is compact, the infusion tubes 30 are prevented from being intertwined, the branched sections 310 of the infusion tubes 30 are branched, and the infusion tubes 30 can be conveniently connected with corresponding injection pumps or fluid infusion bottles.

Alternatively, the fixed sections 300 of the respective infusion tubes 30 are fixed as one body by injection molding; or, the fixing sections 300 of the infusion tubes 30 are bonded and fixed into a whole by the adhesive, so that the processing is convenient.

Further, the size of the splitter 70 is larger than that of the second outlet 110. Therefore, the bifurcator 70 can be clamped outside the second outlet 110, so that the second end of the infusion tube 30 can be conveniently pulled out from the second outlet 110 through the bifurcator 70, and the infusion tube can be taken and used immediately.

Referring to fig. 3, the winding box 10 of the present embodiment includes a first housing 120 and a second housing 130, the first housing 120 is provided with a first protruding pillar 121, the first protruding pillar 121 is provided with a slot 122, the second housing 130 is provided with a second protruding pillar 131, the second protruding pillar 131 is detachably inserted into the slot 122, and the turntable 20 is rotatably mounted on the first protruding pillar 121. The first housing 120 and the second housing 130 are detachably connected through the matching of the slot 122 on the first protruding column 121 and the second protruding column 131, and the turntable 20 is installed on the first protruding column 121 to reliably rotate, so that the assembly is convenient.

In this embodiment, the medical extension tube further includes a spiral spring 80 and a check ball 90, one end of the spiral spring 80 is connected to the rotary plate 20, the other end of the spiral spring 80 is connected to the first protruding column 121, the check ball 90 abuts against the winding box 10, an annular track is formed in the rotary plate 20, the depth of the annular track is gradually reduced from the first end to the second end, and the check ball 90 is slidably mounted on the annular track. When no external force is applied, the dial 20 stores the infusion tube 30 in the cassette 10 by the action of the spiral spring 80. When it is needed, check ball 90 is pulled out to the required length, and the rotation of check ball 90 is prevented by locking rotary disk 20 by sliding the first end of the circular track to the second end, so as to prevent infusion tube 30 from retracting.

Preferably, the blocking member 40 is a rubber plug, and the infusion connector 50 is a heparin cap, so as to facilitate use.

In addition, the infusion tube 30 according to the present embodiment is filled with sterile physiological saline. The filled sterile physiological saline can discharge the air in the infusion tube 30, thereby improving the use safety.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a medical extension pipe, its characterized in that, includes wire winding box, carousel and two piece at least transfer lines, and each transfer line sets up side by side, be equipped with in the wire winding box and hold the chamber, the carousel sets up hold the intracavity, each the transfer line is convoluteed on the carousel, be equipped with on the wire winding box respectively with hold the first mouth and the second of drawing forth of chamber intercommunication and draw forth the mouth, the first end of transfer line is followed first mouth department of drawing forth stretches out, the second end of transfer line is followed the second is drawn forth mouthful department and is stretched out, the first end of transfer line is equipped with detachable shutoff piece, the second end of transfer line is equipped with the infusion and connects.

2. The medical extension tube according to claim 1, further comprising a holder, wherein the holder is provided with a mixing channel, the first end of each infusion tube is respectively communicated with the inlet of the mixing channel, and the blocking member is detachably mounted at the outlet of the mixing channel.

3. The medical extension tube of claim 2, wherein the holder is larger in size than the first exit port.

4. The medical extension tube as claimed in claim 1, further comprising a branching device, wherein the branching device is disposed between the second outlet and the infusion joint, the branching device divides the infusion tube into a fixed section and a branched section, the fixed section is located on a side of the branching device away from the infusion joint, the branched section is located on a side of the branching device close to the infusion joint, and the fixed sections of the infusion tubes are fixed together.

5. The medical extension tube as claimed in claim 4, wherein the fixing sections of the respective infusion tubes are fixed as a whole by injection molding; or the fixing sections of the infusion tubes are bonded and fixed into a whole through the adhesive.

6. The medical extension tube of claim 4, wherein the size of the bifurcator is larger than the size of the second exit port.

7. The medical extension tube of claim 1, wherein the winding box comprises a first housing and a second housing, the first housing has a first protrusion, the first protrusion has a slot, the second housing has a second protrusion, the second protrusion is detachably inserted into the slot, and the rotary plate is rotatably mounted on the first protrusion.

8. The medical extension tube of claim 7, further comprising a spiral spring and a check ball, wherein one end of the spiral spring is connected to the rotary plate, the other end of the spiral spring is connected to the first boss, the check ball abuts against the winding box, an annular track is formed on the rotary plate, the depth of the annular track is gradually reduced from the first end to the second end of the annular track, and the check ball is slidably mounted on the annular track.

9. The medical extension tube of any one of claims 1-8, wherein the closure member is a rubber stopper and the infusion connector is a heparin cap.

10. The medical extension tube of any one of claims 1-8, wherein the infusion tube is filled with sterile physiological saline.