CN107551352B - Medical venous transfusion tube surface cutting and communicating device - Google Patents
Medical venous transfusion tube surface cutting and communicating device Download PDFInfo
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- CN107551352B CN107551352B CN201710913248.0A CN201710913248A CN107551352B CN 107551352 B CN107551352 B CN 107551352B CN 201710913248 A CN201710913248 A CN 201710913248A CN 107551352 B CN107551352 B CN 107551352B
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Abstract
The invention discloses a medical venous transfusion tube surface cut-off and communication device, and discloses a cut-off-free communication device for communicating two groups of pipelines in a wall breaking mode. The novel wall breaking device is characterized by comprising two groups of annular fixed supports, a group of middle communicating pipes and two groups of auxiliary communicating pipes, wherein the two groups of annular fixed supports are arranged in parallel, the middle parts of the two groups of annular fixed supports are communicated through the middle communicating pipes, the two ends of the two groups of annular fixed supports are correspondingly communicated through the auxiliary communicating pipes respectively, the two arc supporting arms are arranged at the two ends of the connecting plate in parallel, a circle of sealing rubber strips are arranged at the inner side edges of the two arc supporting arms and the connecting plate, one ends of the arc supporting arms are arranged in a buckle in an arranging mode, the other ends of the two arc fixed arms are provided with a hinged frame, one ends of the two arc fixed arms are correspondingly hinged to the hinged frame respectively and form.
Description
Technical Field
The invention discloses a medical venous transfusion tube surface cut-off communication device, relates to a communication device for cutting-off-free communication of two groups of pipelines in the use process of medical pipelines, and belongs to the field of medical facilities. In particular to a cut-off-free communication device for communicating two groups of pipelines by adopting a wall breaking mode.
Background
At present, in the medical process, venous transfusion tubes are flexible tubes, the materials are mostly plastic materials, more or less pipelines need to be merged or shunted in the use process, for example, the common double transfusion in the transfusion process, and if new medicine components are added in the transfusion process, the existing three-way tube is adopted for merging or shunting the pipelines in the medical process, the existing pipelines are cut off, then the three-way tube is connected to realize merging or shunting, the connection work is carried out before use, and for unforeseen sudden situations in the use process, merging and inapplicability need to be carried out, the existing method for dealing with the sudden situations is to rapidly connect the three-way tube, the liquid medicine in the transfusion tube is cut off at the moment of plugging, gas is clamped, the three-way tube is temporarily connected, the efficiency is low, and the transfusion or diversion work needs to be stopped, if forced shunting can lead to liquid excessive influence medical treatment effect, and through the connection of tee bend, the sectional area changes, and flow stability receives the influence.
Bulletin 205411922U discloses a multifunctional medical three-way extension tube, which comprises a storage, a medical three-way, an infusion apparatus connecting tube, an extension catheter and a connecting nut; the storage device is provided with a piston; the medical tee is provided with a three-way valve; the first interface of the medical tee is communicated with the interface of the storage; the second interface of the medical tee is communicated with one end of the infusion apparatus connecting pipe; a third interface of the medical tee is communicated with one end of the extension catheter; the other end of the infusion apparatus connecting pipe is detachably provided with a sealing device; the other end of the extension conduit is detachably provided with a sealing device; a connecting nut is arranged at the end part close to the extension conduit of the sealing device; the method is mainly used for blood sample collection, is wholly closed, and is not suitable for shunting and converging liquid medicine in a liquid conveying pipe.
Publication No. 204699215U discloses a central venous catheter comprising: the device comprises a built-in pipe, a fixer, a connecting hose, a clamp and a connector; the built-in pipe, the fixer, the connecting hose and the connector are sequentially connected, the clamp is arranged on the connecting hose, and the pipe is selectively sealed through a narrow slot formed in the clamp; the connecting hose is formed into two sections, a first end of the first section is connected with the fixer, and a second end of the first section forms a connecting device; the first end of the second section forms a connecting device, the second end of the second section is connected with the connector, and the clamp is arranged on the second section; the connecting device of the first section and the connecting device of the second section are detachably fixed together, the connecting device adopts a mode of inserting and connecting the guide pipes, and the sectional area of the connecting position changes, so that the pressure of the liquid medicine is unstable.
Disclosure of Invention
In order to improve the situation, the invention provides a medical venous transfusion tube surface cut-off and communication device which adopts a wall breaking mode to communicate two groups of pipelines and is free of cut-off. Simple structure, convenience and practicality.
The invention relates to a medical venous transfusion tube surface cut-off and communication device, which is realized as follows: the invention relates to a medical venous transfusion tube surface cutting and communicating device which comprises two groups of annular fixed brackets, a group of middle communicating tubes and two groups of auxiliary communicating tubes, wherein the two groups of annular fixed brackets are arranged in parallel, the middle parts of the two groups of annular fixed brackets are communicated with each other through the middle communicating tubes, the two ends of the two groups of annular fixed brackets are respectively and correspondingly communicated through the auxiliary communicating tubes, each annular fixed bracket comprises a sealing rubber strip, a buckle, a connecting plate, a filter screen, a cutting edge, an arc-shaped supporting arm, a hinged bracket, a wall breaking rod and an arc-shaped fixed arm, the two arc-shaped supporting arms are arranged at the two ends of the connecting plate in parallel, a circle of sealing rubber strip is arranged at the edges of the inner side surfaces of the two arc-shaped supporting arms and the connecting plate, the sealing rubber strip is formed by connecting a plurality, the other end of the arc-shaped fixing arm is provided with a groove which corresponds to the buckles one by one, a plurality of wall breaking rods are arranged inside the arc-shaped fixing arm and the arc-shaped supporting arm, a circle of sealing rubber strips are arranged on the edge of the inner side face of the arc-shaped fixing plate, a strip-shaped hole groove is formed in the connecting plate, the maximum passing area of the strip-shaped hole groove is equal to the circular area formed by the arc-shaped fixing arm and the arc-shaped supporting arm, a circle of cutting edge is arranged on the outer edge of the strip-shaped hole groove, the cutting edge is a discontinuous cutting edge, a vertical convex strip is arranged on the inner side of the cutting edge, a graphite fiber net is arranged inside the strip-shaped hole groove, the main body of each wall breaking rod is a hollow rod, a plurality of groups of through holes are formed in the hollow rod, the through holes in the same group are gradually enlarged along the axial direction, two, the wall breaking rod is arranged on the arc-shaped fixed arm and the arc-shaped supporting arm through screw sleeves, the middle communicating pipe consists of a mounting screw, a flange pressing plate, a sealing gasket and a flat pipe, the flange pressing plate is arranged at each end of the flat pipe, the flange pressing plate is a hollow plate, one end of the flat pipe is attached to a connecting plate on one fixed support through the flange pressing plate, the other end of the flat pipe is attached to a connecting plate on the other fixed support, the hollow area of the flange pressing plate corresponds to the strip-shaped hole groove, the sealing gasket is arranged between the flange pressing plate and the connecting plate, a plurality of arc-shaped grooves are formed in the edge of the flange pressing plate and correspond to the mounting screw, the auxiliary communicating pipe is formed by connecting two groups of connecting sleeves through hoses, two connecting sleeves are arranged in each group, the two connecting sleeves are mutually communicated through elastic rubber tubes, the elastic filter screen is arranged on the limiting plate, the edge of the strip-shaped hole in one connecting sleeve is tightly attached to the outer surface of the arc-shaped fixed arm, one end of each corresponding wall breaking rod is wrapped and communicated with the wall breaking rod, the edge of the strip-shaped hole in the other connecting sleeve is tightly attached to the outer surface of the arc-shaped support arm, one end of each corresponding wall breaking rod is wrapped and communicated with the wall breaking rod.
When in use, a main pipeline is put into one of the fixed brackets, the pipeline to be connected is put into the other annular fixed bracket, then the arc-shaped fixed arm on the other annular fixed bracket is closed to form a whole circle with the arc-shaped supporting arm, the pipeline to be connected is clamped tightly, so that the wall breaking rod is pricked into the pipeline to be connected, after the pipe is pricked, the sealing sleeve is sleeved on the edge of the broken hole of the pipeline to be connected to form sealing, simultaneously, the cutting edge on the other fixed bracket cuts the pipeline to be connected, the pipeline to be connected is communicated with the wall breaking rod, the middle part of the pipeline to be connected is communicated with the middle communicating pipe, then the arc-shaped fixed arm on one fixed bracket is closed with the arc-shaped supporting arm, so that the corresponding wall breaking rod is pricked into the main pipeline, the main pipeline is communicated with the pipeline to be connected through the auxiliary communicating pipe, the cutting edge on one fixed bracket cuts the main pipeline, the liquid medicine in the main pipeline enters the pipeline to be connected through the auxiliary communicating pipe and the middle communicating pipe to form communication to lead the liquid medicine into the pipeline to be connected from the main pipeline,
the sealing rubber strip is formed by connecting a plurality of spherical rubber particles, the spherical structure is designed in such a way that the sealing rubber strip extrudes the hose at a gas stage in the hose, the outer surface of the hose and the sealing rubber strip form multi-point joint sealing,
the joint positions of the two spherical rubber particles are not completely jointed, residual gas in the tube can be discharged when the two spherical rubber particles are connected, and when all the tubes are filled with liquid, the hose is fully supported by the liquid, so that the outer surfaces of the two spherical rubber particles are completely jointed to form annular contact;
the maximum passing area of the strip-shaped hole groove is equal to the circular area formed by the arc-shaped fixing arm and the arc-shaped supporting arm, so that the liquid circulation is ensured, the condition of a patient is prevented from being affected by sudden change of the flow of the hose, and the flow speed change caused by the existing reducing pipeline connection is reduced;
the outer edge of the strip-shaped hole groove is provided with a circle of cutting edge for cutting the surface of the pipeline to be broken and communicating the pipeline, the cutting edge is a discontinuous cutting edge for cutting discontinuous notches on the surface, the cutting edge is placed on the surface of the pipeline to be cut off and block the hole groove, the inner side of the cutting edge is provided with a vertical raised line, the notches on the hose can be opened, and the influence on the flow caused by the wall thickness of the notches in the using process is avoided;
the strip-shaped hole grooves are internally provided with graphite fiber nets which can adsorb burrs at the positions of the notches and suspended matters in the liquid medicine, so that the notches are prevented from being blocked during connection to cause the change of the section of a pipeline, and the liquid medicine is simply filtered by matching with the vertical raised lines on the inner sides of the blades;
the main body of the wall breaking rod is a hollow rod, a plurality of groups of through holes are formed in the hollow rod, the through holes in the same group are gradually enlarged along the axial direction, two adjacent groups of through holes are arranged in a staggered mode, the through holes can assist the flowing of liquid medicine to supplement the flow rate after the notch is blocked, the gas in the pipe can be better discharged through multi-point liquid inlet, the gas collection in the hose is avoided, the hole diameter is enlarged along one direction, the gas in the pipe can be driven to a fixed direction, and the gas can be conveniently discharged;
the purpose of the diversion communication of the medical pipeline with the cut-off surface is achieved in the using process.
Advantageous effects
The structure is simple, and the device is convenient and practical.
Secondly, the cost is low, and the popularization is easy.
And thirdly, the communication efficiency of the medical pipeline can be improved.
Drawings
FIG. 1 is a three-dimensional structure diagram of a medical intravenous infusion tube surface cut-off and connection device of the present invention
FIG. 2 is a perspective view of a fixing bracket of a medical intravenous tube surface intercepting and communicating device of the present invention, which shows only the perspective structure of a single fixing bracket;
FIG. 3 is a perspective view of a wall breaking bar of the medical intravenous infusion tube surface intercepting and communicating device of the present invention;
FIG. 4 is a perspective exploded view of a middle communicating tube of a medical intravenous infusion tube face cut-off communicating device of the present invention, which only shows the installation and connection structure of a flat tube;
FIG. 5 is a perspective view showing the structure of an auxiliary communicating tube of the medical intravenous infusion tube surface intercepting and communicating apparatus of the present invention, which shows only the connection relationship between the connecting sleeves;
FIG. 6 is a perspective exploded view of a connection sleeve of a medical intravenous administration tube face cut-off connection device of the present invention, showing only the relationship between the connection sleeve and an elastic filter screen;
fig. 7 is a perspective view of embodiment 1.
In the attached drawings
Wherein the parts are: the device comprises a fixed support 1, a middle communicating pipe 2, an auxiliary communicating pipe 3, a sealing rubber strip 4, a buckle 5, a connecting plate 6, a filter screen 7, a cutting edge 8, an arc-shaped supporting arm 9, a hinged support 10, a wall breaking rod 11, an arc-shaped fixed arm 12, external threads 13, a through hole 14, a needle 15, a sealing sleeve 16, a mounting screw 17, a flange pressing plate 18, a sealing gasket 19, a flat pipe 20, an elastic rubber pipe 21, a through hole 22, a strip-shaped hole 23, an elastic filter screen plate 24, a connecting sleeve 25, a limiting plate 26, a transfusion pipe 27 and an adding pipe 28.
The specific implementation mode is as follows:
the invention relates to a medical venous transfusion tube surface cut-off and communication device, which is realized as follows: when in use, a main pipeline is placed into one of the fixed brackets 1, the pipeline to be connected is placed into the other annular fixed bracket 1, then the arc-shaped fixed arm 12 on the other annular fixed bracket 1 is closed to form a whole circle with the arc-shaped supporting arm 9, the pipeline to be connected is clamped tightly, so that the wall breaking rod 11 is pricked into the pipeline to be connected, after the pipe is pricked, the sealing sleeve 16 forms a seal at the edge of the broken hole of the pipeline to be connected, meanwhile, the cutting edge 8 on the other fixed bracket 1 cuts the pipeline to be connected, the pipeline to be connected is communicated with the wall breaking rod 11, the middle part of the pipeline to be connected is communicated with the middle communicating pipe 2, then the arc-shaped fixed arm 12 on one fixed bracket 1 is closed with the arc-shaped supporting arm 9, so that the corresponding wall breaking rod 11 is pricked into the main pipeline, the main pipeline is communicated with the pipeline to be connected through the auxiliary communicating pipe 3, and the, the main pipeline is communicated with the pipeline to be connected through the middle communicating pipe 2, the liquid medicine in the main pipeline enters the pipeline to be connected through the auxiliary communicating pipe 3 and the middle communicating pipe 2 to form communication to lead the liquid medicine into the pipeline to be connected from the main pipeline,
the sealing rubber strip 4 is formed by connecting a plurality of spherical rubber particles, the spherical structure is designed in such a way that the sealing rubber strip 4 extrudes the hose in a gas stage in the hose, the outer surface of the hose and the sealing rubber strip 4 form multi-point joint sealing,
the joint positions of the two spherical rubber particles are not completely jointed, residual gas in the tube can be discharged when the two spherical rubber particles are connected, and when all the tubes are filled with liquid, the hose is fully supported by the liquid, so that the outer surfaces of the two spherical rubber particles are completely jointed to form annular contact;
the maximum passing area of the groove of the strip-shaped hole 23 is equal to the circular area formed by the arc-shaped fixing arm 12 and the arc-shaped supporting arm 9, so that the liquid flow is ensured, the condition of a patient is prevented from being affected by sudden change of the flow of the hose, and the flow rate change caused by the existing reducing pipeline connection is reduced;
the outer edge of the groove of the strip-shaped hole 23 is provided with a circle of cutting edge 8 which is designed to cut the surface of the pipeline to be broken and communicate the pipeline, the cutting edge 8 is a discontinuous cutting edge 8 which is designed to cut discontinuous cuts on the surface of the pipeline until the surface of the pipeline is cut off to block the groove of the hole, the inner side of the cutting edge is provided with a vertical convex strip which can prop open the cuts on the hose, so that the influence of the wall thickness of the cuts on the flowing is avoided in the using process;
the graphite fiber net is arranged in the groove of the strip-shaped hole 23, so that burrs at the position of the cut can be adsorbed, suspended matters in the liquid medicine can be adsorbed, the cut is prevented from being blocked during connection, the change of the section of a pipeline is prevented, and the liquid medicine is simply filtered by matching with the vertical raised line on the inner side of the blade;
the main body of the wall breaking rod 11 is a hollow rod, a plurality of groups of through holes 14 are formed in the hollow rod, the through holes 14 in the same group become larger gradually along the axial direction, two adjacent groups of through holes 14 are arranged in a staggered mode, the through holes 14 are designed to assist the flow of liquid medicine and supplement the flow rate after the notch position is blocked, multi-point liquid inlet can better discharge the gas in the pipe, gas collection in the hose is avoided, the hole diameter becomes larger along one direction, the gas in the pipe can be driven to a fixed direction, and the gas can be conveniently discharged;
the purpose of the diversion communication of the medical pipeline with the cut-off surface is achieved in the using process.
Claims (6)
1. A medical intravenous infusion tube surface cutting and communicating device is characterized by comprising two groups of annular fixed supports, a group of middle communicating tubes and two groups of auxiliary communicating tubes, wherein the two groups of annular fixed supports are arranged in parallel, the middle parts of the two groups of annular fixed supports are communicated through the middle communicating tubes, the two ends of the two groups of annular fixed supports are respectively and correspondingly communicated through the auxiliary communicating tubes, cutting edges for pressing and cutting infusion tubes are arranged on the annular fixed supports, each annular fixed support consists of a sealing rubber strip, a buckle, a connecting plate, a filter screen, the cutting edges, arc-shaped supporting arms, a hinged support, a wall breaking rod and arc-shaped fixed arms, the two arc-shaped supporting arms are arranged at the two ends of the connecting plate in parallel, a circle of sealing rubber strip is arranged at the inner side edges of the two arc-shaped supporting arms and the connecting plate, the buckle is arranged at one end of each, the other end of the arc-shaped fixing arm is provided with a groove which is in one-to-one correspondence with the buckles, a plurality of wall breaking rods are arranged inside the arc-shaped fixing arm and the arc-shaped supporting arm, a circle of sealing rubber strip is arranged on the edge of the inner side surface of the arc-shaped fixing plate, a strip-shaped hole groove is formed in the connecting plate, a circle of cutting edge is arranged on the outer edge of the strip-shaped hole groove, the main body of each wall breaking rod is a hollow rod, one end of each hollow rod is provided with an external thread, the other end of each hollow rod is in a needle point shape, the sealing sleeves are sleeved at one end of the hollow rods, the wall breaking rods are arranged on the arc-shaped fixing arm and the arc-shaped supporting arm through threaded sleeves, the middle communicating pipe is composed of a mounting screw, a flange pressing plate, a sealing gasket and a flat pipe, two ends of, and the hollow area of the flange pressing plate corresponds to the strip-shaped hole groove, a sealing gasket is arranged between the flange pressing plate and the connecting plate, a plurality of arc-shaped grooves are formed in the edge of the flange pressing plate and correspond to the mounting screws, the cutting edge is a discontinuous cutting edge, and a vertical raised line is arranged on the inner side of the cutting edge.
2. The medical venous transfusion pipe surface cut-off communicating device as claimed in claim 1, wherein the auxiliary communicating pipe is formed by connecting two sets of connecting sleeves through a hose, each set of connecting sleeve has two, the two connecting sleeves are communicated with each other through an elastic rubber pipe, a strip-shaped hole is formed in each connecting sleeve, a plurality of limiting plates are arranged inside the strip-shaped hole, an elastic filter screen is arranged on the limiting plates, the strip-shaped hole edge on one connecting sleeve and the outer surface of the arc-shaped fixing arm are tightly attached, one end of each corresponding wall breaking rod is wrapped inside and is communicated with the wall breaking rod, the strip-shaped hole edge on the other connecting sleeve and the outer surface of the arc-shaped supporting arm are tightly attached, one end of each corresponding wall breaking rod is wrapped inside and is.
3. The device according to claim 1, wherein the sealing rubber strip is formed by connecting a plurality of spherical rubber particles.
4. The medical intravenous infusion tube surface communication intercepting device as claimed in claim 1, wherein the maximum passing area of the strip-shaped hole groove is equal to the circular area formed by the arc-shaped fixed arm and the arc-shaped supporting arm.
5. The device as claimed in claim 1, wherein the hollow rod has a plurality of through holes, the through holes of the same set become larger along the axial direction, two adjacent sets of through holes are arranged in a staggered manner, and the diameter of the through holes decreases along the radial direction of the hollow rod.
6. The device according to claim 1, wherein said groove has graphite fibers disposed therein.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710913248.0A CN107551352B (en) | 2017-09-30 | 2017-09-30 | Medical venous transfusion tube surface cutting and communicating device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710913248.0A CN107551352B (en) | 2017-09-30 | 2017-09-30 | Medical venous transfusion tube surface cutting and communicating device |
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| CN107551352A CN107551352A (en) | 2018-01-09 |
| CN107551352B true CN107551352B (en) | 2020-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710913248.0A Active CN107551352B (en) | 2017-09-30 | 2017-09-30 | Medical venous transfusion tube surface cutting and communicating device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112717237B (en) * | 2021-01-19 | 2022-04-22 | 恩平网雨大医院有限公司 | Venous transfusion tube surface cut-off and communication device for transfusion room |
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| CN1527918A (en) * | 2001-07-18 | 2004-09-08 | ̩��ŷ����˾ | Device for connecting and blocking hollow elements for the formation of fluid distribution plants |
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| CN101087629A (en) * | 2004-12-22 | 2007-12-12 | 泰尔茂株式会社 | Connector, tube assembly, infusion tube set, and container for medical use |
| CN102573984A (en) * | 2009-07-28 | 2012-07-11 | 汉斯-于尔根·霍普夫 | Connection system for fluid connection in medicine |
| CN103717956A (en) * | 2011-06-08 | 2014-04-09 | 纳科斯达格医药股份有限公司 | Methods, devices, and systems for coupling fluid lines |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI507627B (en) * | 2012-12-03 | 2015-11-11 | Univ Nat Cheng Kung | Tube fitting assembly and tube fitting set |
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2017
- 2017-09-30 CN CN201710913248.0A patent/CN107551352B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1527918A (en) * | 2001-07-18 | 2004-09-08 | ̩��ŷ����˾ | Device for connecting and blocking hollow elements for the formation of fluid distribution plants |
| CN101087629A (en) * | 2004-12-22 | 2007-12-12 | 泰尔茂株式会社 | Connector, tube assembly, infusion tube set, and container for medical use |
| CN200939265Y (en) * | 2006-07-24 | 2007-08-29 | 周卫华 | Connection joint and fluid transferring means |
| CN102573984A (en) * | 2009-07-28 | 2012-07-11 | 汉斯-于尔根·霍普夫 | Connection system for fluid connection in medicine |
| CN103717956A (en) * | 2011-06-08 | 2014-04-09 | 纳科斯达格医药股份有限公司 | Methods, devices, and systems for coupling fluid lines |
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Effective date of registration: 20200806 Address after: 242000 Cai village, Xuancheng, Anhui, Jingxian County Applicant after: Anhui Jiangnan Medical Equipment Co.,Ltd. Address before: 221000 Quanshan Science and Technology Building, Xuzhou City, Jiangsu Province, 215-4 on the second floor Applicant before: XUZHOU LANHU INFORMATION TECHNOLOGY Co.,Ltd. |
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Address after: No.26 Rixin Road, Economic and Technological Development Zone, Xuancheng City, Anhui Province, 242000 Patentee after: Anhui Jiangnan Medical Equipment Co.,Ltd. Address before: 242000 Caicun Town, Jing County, Xuancheng City, Anhui Province Patentee before: Anhui Jiangnan Medical Equipment Co.,Ltd. |