CN106037697A - Central venous catheter with pressure monitoring function - Google Patents
Central venous catheter with pressure monitoring function Download PDFInfo
- Publication number
- CN106037697A CN106037697A CN201610523435.3A CN201610523435A CN106037697A CN 106037697 A CN106037697 A CN 106037697A CN 201610523435 A CN201610523435 A CN 201610523435A CN 106037697 A CN106037697 A CN 106037697A
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- China
- Prior art keywords
- cavity
- pressure
- conduit
- central venous
- venous catheter
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/02141—Details of apparatus construction, e.g. pump units or housings therefor, cuff pressurising systems, arrangements of fluid conduits or circuits
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/0215—Measuring pressure in heart or blood vessels by means inserted into the body
- A61B5/02152—Measuring pressure in heart or blood vessels by means inserted into the body specially adapted for venous pressure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
- A61B5/6852—Catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6867—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive specially adapted to be attached or implanted in a specific body part
- A61B5/6876—Blood vessel
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/06—Accessories for medical measuring apparatus
- A61B2560/063—Devices specially adapted for delivering implantable medical measuring apparatus
- A61B2560/066—Devices specially adapted for delivering implantable medical measuring apparatus catheters therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M2025/0001—Catheters; Hollow probes for pressure measurement
- A61M2025/0002—Catheters; Hollow probes for pressure measurement with a pressure sensor at the distal end
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2210/00—Anatomical parts of the body
- A61M2210/12—Blood circulatory system
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
- A61M25/0026—Multi-lumen catheters with stationary elements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0082—Catheter tip comprising a tool
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Physics & Mathematics (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Cardiology (AREA)
- Public Health (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Physiology (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
The present invention relates to a central venous catheter with a pressure monitoring function, comprising a multi-cavity insertion catheter, wherein the right side of the multi-cavity insertion catheter is in a three-way shape; a pressure sensor is embedded in a through cavity at the right side of the multi-cavity insertion catheter; a signal line is connected to the upper side of the pressure sensor; a pressure measuring joint is connected at the upper end of the signal line; a tip round head is arranged on the left end of the multi-cavity insertion catheter; a measuring hole is formed in the lower side of the left side of the multi-cavity insertion catheter; the upper part, the middle part and the lower part of the right side of the multi-cavity insertion catheter are all connected with connecting tubes; the tail ends of the connecting tubes are connected with infusion joints; and the connecting tubes are provided with flowing stopping clips. The central venous catheter has the advantages of quick and accurate response, small error, effectively avoiding cross infection and convenient operation.
Description
Technical field
The invention belongs to medical device technical field, be specifically related to a kind of operation medium-sized vein and put during pipe can accurately measure in real time
The central venous catheter of venae cordis pressure.
Background technology
Medical device industry is along with the development of modern medicine, and central venous catheter is in intensive care unit(ICU) (ICU)
Extensively application, be usually used in all kinds of major operation and dehydration, lose blood, hypovolemia, all kinds of severe hemorrhagic shock, heart failure, low row combine
In simulator sickness, and other critical patients of the operation of the cardiovascular injuries such as open heart surgery with extracorporeal circulation and non-cardiac surgery calm
Pulse pressure is monitored, and is also used for PeV and is difficult to puncture and hemodialysis patients and part cancer patient's infusion medicine, nutrition etc., is
One of conventional, required medical apparatus.Owing to central venous pressure monitoring is the important information of monitoring patient vital signs, at present
The central venous catheter used does not possesses the function measuring heart pressure, it is impossible to observe the change of the real-time blood pressure of proximal part, noinvasive pressure
Cannot obtain accurate blood pressure, and need to not stop to operate sphygomanometer, add medical matters amount, and can not be real-time the dynamic blood of observation
Pressure.The disposable invasive pressure sensor assembly of external monitor needs extend pipeline and increase infusion joint and cable, pipeline
The more the most actual values that can affect nearly heart pressure of lengthening joint, and parts are more, operation complexity, easily make mistakes, cost is high, ease for use
Difference, crosses multi-pipeline and brings the biggest inconvenience with cable to operation.In art, the life of patient can be caused extremely serious by hypotension
Harm, especially old people and children's, hypotension entail dangers to life or cause late complication in art.
Summary of the invention
The invention aims to overcome the deficiencies in the prior art, and provide a kind of response the most accurately, error less,
It is prevented effectively from cross infection, pressure measurement central venous catheter convenient to operate.
The object of the present invention is achieved like this: a kind of pressure measurement central venous catheter, it includes that multi-cavity inserts conduit, described
Multi-cavity to insert the right side of conduit be threeway shape, described multi-cavity is inserted the right side cavity of conduit and is embedded with pressure transducer, institute
The upside of the pressure transducer stated connects holding wire, and the upper end of described holding wire connects pressure measuring tie-in, described multi-cavity
The left end inserting conduit is provided with most advanced and sophisticated round end, and described multi-cavity is inserted and is provided with gaging hole on the downside of the left side of conduit, described many
Chamber is inserted the top on the right side of conduit, middle part and is respectively connected with connecting tube with bottom, and the end of described connecting tube connects infusion
Joint, described connecting tube is provided with flow-stopping clip.
Described pressure measuring tie-in is quick pluggable monitor pressure measuring tie-in.
Described pressure transducer is silicon pressure type pressure transducer, and the center cavity inserting conduit with multi-cavity communicates.
It is the elastic TPU pipe with biocompatibility that described multi-cavity inserts conduit.
Beneficial effects of the present invention: this pressure measurement central venous catheter uses miniature high-precision silicon pressure type pressure sensing chip,
It is designed as threeway shape in the center cavity joint of body, silicon pressure type pressure sensing chip is embedded in the cavity of center cavity, parallel
Fixing in center cavity, internal and center cavity intercommunication, its feature is that the speed of response is fast, and error is little, anti-interference, wandering little, permissible
What fast accurate was real-time observes the situation of change of blood pressure.Integration Design facilitates the operation of medical care and the constraint interference of cable,
The data of safety and precise are provided, provide important medical science to judge information, the method that improve Scientific Treatment for clinical treatment, reduce
The generation of medical-risk accident.Compensate for traditional blood and cannot accurately monitor the defect of proximal part blood pressure.In pressure measurement calm
Arteries and veins conduit single use, is prevented effectively from the risk of cross-reference inadvertent contamination, and the present invention has response the most accurately, by mistake in a word
Difference is less, be prevented effectively from cross infection, advantage convenient to operate.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention a kind of pressure measurement central venous catheter.
In figure: 1, most advanced and sophisticated round end 2, gaging hole 3, multi-cavity are inserted conduit 4, pressure transducer 5, connecting tube 6, stopped
Stream folder 7, infusion joint 8, holding wire 9, pressure measuring tie-in.
Detailed description of the invention
The present invention is described further below in conjunction with the accompanying drawings.
Embodiment 1
As it is shown in figure 1, a kind of pressure measurement central venous catheter, it includes that multi-cavity inserts conduit 3, and described multi-cavity inserts conduit 3
Right side is threeway shape, and described multi-cavity is inserted the right side cavity of conduit 3 and is embedded with pressure transducer 4, described pressure transducer 4
Upside connect and have holding wire 8, the upper end of described holding wire 8 connects has pressure measuring tie-in 9, described multi-cavity to insert conduit 3
Left end is provided with most advanced and sophisticated round end 1, and described multi-cavity is inserted and is provided with gaging hole 2 on the downside of the left side of conduit 3, and described multi-cavity is inserted and led
The top on the right side of pipe 3, middle part are respectively connected with connecting tube 5 with bottom, and the end of described connecting tube 5 connects infusion joint 7,
It is provided with flow-stopping clip 6 in described connecting tube 5.
The present invention, when implementing, is designed as threeway shape in the center cavity joint of body, by silicon pressure type pressure sensing chip
Embed in the cavity of center cavity, be parallel to center cavity and fix, internal and center cavity intercommunication.Holding wire connects quick pluggable prison
Protecting instrument pressure measuring tie-in, be connected display pressure information by pressure measuring tie-in with monitor, this pressure measurement central venous catheter uses integrated
Embed the design of chip, simple and efficient can monitor Real-time and Dynamic blood pressure accurately, substantially reduce doctor's measuring center
The complexity of venous pressure, integrated chip design reduces medical treatment cost, improves monitoring accuracy, reduces various cable and pipe
The interference on road, facilitates operation and the operation of ICU nursing.
Pressure measurement central venous catheter of the present invention uses medical polymer material extrusion molding.Its accessory uses injection, squeezes
Go out, bonding, weld, melt the techniques such as head, chip package, cutting and make, finally assemble at dust proof workshop.
Pressure measurement central venous catheter of the present invention shows to have the advantage that this pressure measurement central venous catheter by clinical experiment
The speed of response is fast, and error is little, anti-interference, wandering little, can be with the real-time situation of change observing proximal part blood pressure of fast accurate.
Integration Design facilitates the operation of medical care and the constraint interference of cable, it is provided that the accurate measurement data of safety, carries for clinical treatment
Judge information, the method that improve Scientific Treatment for important medical science, decrease the generation of medical-risk accident.Compensate for tradition
Sphygomanometer cannot accurately monitor the defect of proximal part blood pressure.Pressure measurement central venous catheter single use, is prevented effectively from intersection and makes
By the risk of inadvertent contamination.
Pressure measurement central venous catheter of the present invention can substitute medium-sized on existing market or common multilumen central venous
Conduit and monitor pressure transducer.Simple to operation, pressure measurement speed is fast, and the accurate safety of pressure measurement can not use monitor
Pressure transducer monitors proximal part blood pressure in real time.Overcoming generic central venous duct cannot measuring central venous pressure and other pressure measurement
The defect of method complicated error great Yi interference, meets the modern medicine needs to angles of science monitoring clinical treatment, in a word originally
Invention have response quickly accurately, error is less, be prevented effectively from cross infection, advantage convenient to operate.
Embodiment 2
As it is shown in figure 1, a kind of pressure measurement central venous catheter, it includes that multi-cavity inserts conduit 3, and described multi-cavity inserts conduit 3
Right side is threeway shape, and described multi-cavity is inserted the right side cavity of conduit 3 and is embedded with pressure transducer 4, described pressure transducer 4
Upside connect and have holding wire 8, the upper end of described holding wire 8 connects has pressure measuring tie-in 9, described multi-cavity to insert conduit 3
Left end is provided with most advanced and sophisticated round end 1, and described multi-cavity is inserted and is provided with gaging hole 2 on the downside of the left side of conduit 3, and described multi-cavity is inserted and led
The top on the right side of pipe 3, middle part are respectively connected with connecting tube 5 with bottom, and the end of described connecting tube 5 connects infusion joint 7,
Being provided with flow-stopping clip 6 in described connecting tube 5, described pressure measuring tie-in 9 is quick pluggable monitor pressure measuring tie-in, described
Pressure transducer 4 is silicon pressure type pressure transducer, and the center cavity inserting conduit 3 with multi-cavity communicates, and described multi-cavity is inserted and led
Pipe 3 is the elastic TPU pipe with biocompatibility.
The present invention when implementing, most advanced and sophisticated soft head and multi-cavity insert the center cavity UNICOM of conduit, and multi-cavity inserts the tail end of conduit
Divide and join a connecting tube, integrated embedding silicon pressure type pressure sensor chip, the survey of pressure transducer at the anchor tip of lumen
Crimping mouth inserts the center cavity parallel UNICOM placement of conduit with multi-cavity and welding is encapsulated in transfer joint, pressure transducer defeated
Going out and weld together with holding wire, the other end of holding wire welds together with pressure measuring tie-in, pressure measuring tie-in can quickly with prison
Protecting instrument invasive pressure sensing and connect UNICOM, plug is convenient, can the most quickly measure proximal part blood pressure information, and cable is with defeated
Note connecting tube proper alignment, does not interfere with each other, and can meet the clinical needs of multiple use, be designed as in the center cavity joint of body
Threeway shape, embeds silicon pressure type pressure sensing chip in the cavity of center cavity, is parallel to center cavity and fixes, internal mutual with center cavity
Logical.Holding wire connects quick pluggable monitor pressure measuring tie-in, is connected with monitor by pressure measuring tie-in and shows pressure information,
This pressure measurement central venous catheter uses the design of integrated embedding chip, can simple and efficient monitoring Real-time and Dynamic blood accurately
Pressure, substantially reduces the complexity of doctor's measuring center venous pressure, and integrated chip design reduces medical treatment cost, improves prison
Surveying precision, reduce the interference of various cable and pipeline, facilitate operation and the operation of ICU nursing, the present invention has sound in a word
Should quickly accurately, error is less, be prevented effectively from cross infection, advantage convenient to operate.
Claims (4)
1. a pressure measurement central venous catheter, it includes that multi-cavity inserts conduit, it is characterised in that: described multi-cavity inserts conduit
Right side is inserted the right side cavity of conduit be embedded with pressure transducer for threeway shape, described multi-cavity, described pressure transducer
Upside connects holding wire, and the upper end of described holding wire connects has pressure measuring tie-in, described multi-cavity to insert the left end of conduit and set
Being equipped with most advanced and sophisticated round end, described multi-cavity is inserted and is provided with gaging hole on the downside of the left side of conduit, and described multi-cavity inserts the right side of conduit
Top, middle part and bottom be respectively connected with connecting tube, the end of described connecting tube connects infusion joint, described connecting tube
On be provided with flow-stopping clip.
2. a kind of pressure measurement central venous catheter as claimed in claim 1, it is characterised in that: described pressure measuring tie-in is quickly may be used
Plug monitor pressure measuring tie-in.
3. a kind of pressure measurement central venous catheter as claimed in claim 1, it is characterised in that: described pressure transducer is silicon pressure
Formula pressure transducer, and the center cavity inserting conduit with multi-cavity communicates.
4. a kind of pressure measurement central venous catheter as claimed in claim 1, it is characterised in that: described multi-cavity inserts conduit for tool
The elastic TPU having biocompatibility manages.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610523435.3A CN106037697A (en) | 2016-07-06 | 2016-07-06 | Central venous catheter with pressure monitoring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610523435.3A CN106037697A (en) | 2016-07-06 | 2016-07-06 | Central venous catheter with pressure monitoring function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106037697A true CN106037697A (en) | 2016-10-26 |
Family
ID=57201996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610523435.3A Pending CN106037697A (en) | 2016-07-06 | 2016-07-06 | Central venous catheter with pressure monitoring function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106037697A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107595268A (en) * | 2017-08-03 | 2018-01-19 | 佳康医用器材（青岛）有限公司 | One kind is wirelessly transferred medical pressure sensor |
| CN109363654A (en) * | 2018-12-10 | 2019-02-22 | 西安交通大学 | A kind of noninvasive Gastroesophageal cirso- pressure detecting instrument |
| CN111529024A (en) * | 2020-05-11 | 2020-08-14 | 上海交通大学医学院附属瑞金医院 | Double-cavity ovum taking needle with information transmission device |
| CN113197562A (en) * | 2021-04-08 | 2021-08-03 | 嘉兴市第二医院 | Venous pressure detection device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2427168Y (en) * | 1998-11-06 | 2001-04-25 | 任心荣 | Electric instrument for measuring venous pressure |
| CN202235341U (en) * | 2011-08-17 | 2012-05-30 | 陈红生 | Medical pressure sensor |
| CN203138467U (en) * | 2013-03-29 | 2013-08-21 | 复旦大学附属中山医院青浦分院 | Device for measuring deep vein pressure |
| CN204601259U (en) * | 2015-04-28 | 2015-09-02 | 中国人民解放军第四军医大学 | Convenient pressure measurement deep vein puncture external member |
-
2016
- 2016-07-06 CN CN201610523435.3A patent/CN106037697A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2427168Y (en) * | 1998-11-06 | 2001-04-25 | 任心荣 | Electric instrument for measuring venous pressure |
| CN202235341U (en) * | 2011-08-17 | 2012-05-30 | 陈红生 | Medical pressure sensor |
| CN203138467U (en) * | 2013-03-29 | 2013-08-21 | 复旦大学附属中山医院青浦分院 | Device for measuring deep vein pressure |
| CN204601259U (en) * | 2015-04-28 | 2015-09-02 | 中国人民解放军第四军医大学 | Convenient pressure measurement deep vein puncture external member |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107595268A (en) * | 2017-08-03 | 2018-01-19 | 佳康医用器材（青岛）有限公司 | One kind is wirelessly transferred medical pressure sensor |
| CN109363654A (en) * | 2018-12-10 | 2019-02-22 | 西安交通大学 | A kind of noninvasive Gastroesophageal cirso- pressure detecting instrument |
| CN111529024A (en) * | 2020-05-11 | 2020-08-14 | 上海交通大学医学院附属瑞金医院 | Double-cavity ovum taking needle with information transmission device |
| CN113197562A (en) * | 2021-04-08 | 2021-08-03 | 嘉兴市第二医院 | Venous pressure detection device |
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Legal Events
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161026 |
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| RJ01 | Rejection of invention patent application after publication |