CN204655761U - A kind of conduit with fibre optic compression sensor detection bodies cavity pressure - Google Patents
A kind of conduit with fibre optic compression sensor detection bodies cavity pressure Download PDFInfo
- Publication number
- CN204655761U CN204655761U CN201520045221.0U CN201520045221U CN204655761U CN 204655761 U CN204655761 U CN 204655761U CN 201520045221 U CN201520045221 U CN 201520045221U CN 204655761 U CN204655761 U CN 204655761U
- Authority
- CN
- China
- Prior art keywords
- conduit
- fibre optic
- cavity
- compression sensor
- optic compression
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Media Introduction/Drainage Providing Device (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- External Artificial Organs (AREA)
Abstract
This is novel is a kind of conduit with fibre optic compression sensor detection bodies cavity pressure, this conduit detects blood pressure when vein loading by integrated high-accuracy fibre optic compression sensor in the catheter, there is the function of loading, measurement intravascular pressure, collection blood simultaneously, realize a conduit several functions integration.Simplify doctor to need to insert many conduit loadings, pressure measurement, blood sampling operation in operation, alleviate patient's misery simultaneously.The pressure measurement parts of this novel employing are high-accuracy fibre optic compression sensor, this sensor bulk is little, lightweight, pressure measuring principle is different from traditional mechanical strain chip or water column type pressure tester, fibre optic compression sensor is by the optical curvature change perception ambient pressure variations after self pressurized, and it is convenient and reliable pressure change signal to be transferred to body press operation through micro wiring, is newly-designed complex function conduit.
Description
Technical field:
This is novel is a kind of conduit with fibre optic compression sensor detection bodies cavity pressure, comprises various drainage tube (particularly intracranial drainage tube), tube for transfusion and central venous catheter etc.
Background technology:
The drainage tube applied clinically and conduit kind are a lot, have for neurosurgery Encephalic drainage, have for wound, have for urethral catheterization, thoracic cavity, gastrointestinal tract, biliary tract etc. also have application.Surgical drainage, in order that be directed to external by the pus gathered between tissue or in body cavity, blood, liquid, prevent postoperative infection and affects wound healing, having and apply very widely in clinical medicine.Central venous catheter is for setting up the infusion of drug path of human vas, can also be used for extracting venous blood, in wide clinical application in Rescuing Critical Patients, chemotherapy of tumors, vein parenteral nutrition, long-term infusion, the patients such as child infusion are a safety, quick, respond well venous transfusion approach.
Existing drainage tube or conduit, be only the pus gathered between tissue or in body cavity, blood, liquid are directed to external or to delivering medicament in human vein, and clinician drain, extract venous blood or loading time often need to measure between tissue, body cavity or intracardiac blood pressure, thus take more accurate, more effective treatment, drain scheme according to the actual state of an illness of patient.At present clinical not this simultaneously again can the conduit of drain with pressure detecting function, this just needs doctor repeatedly to change the conduit of drainage tube or conduit and detection pressure in body cavities when drain and pressure measurement, operation like this must bring more miscellaneous operation to doctor, brings larger misery to patient simultaneously.In view of this consideration, clinician need a kind of can detect intracardiac or body intracavity pressure while can complete again drain or loading operation the conduit having pressure detecting sensing function or drainage tube.
Summary of the invention:
Based on above-mentioned clinical demand, a kind of conduit with fibre optic compression sensor detection bodies cavity pressure of this novel proposition, primarily of conduit, micro wiring, fibre optic compression sensor forms, and comprises wire cavity, loading cavity and collection blood cavity.High-accuracy fibre optic compression sensor is fixed with in wire cavity, the high-accuracy fibre optic compression sensor of pressure measurement parts, fibre optic compression sensor tail end has holding wire to lead to fibre optic compression sensor power supply and monitor assemblies, fibre optic compression sensor holding wire is a kind of micro wiring, possesses antithrombotic antiplatelet condensation feature.Wire cavity inner fiber pressure transducer is one or more, being fixed by the splendid glue of biocompatibility mode that is bonding or thermal welding of fibre optic compression sensor, position can be fixed on conduit head end, or be fixed on optional position in wire cavity according to clinical demand, fibre optic compression sensor can ensure that the stream of tube cavity is unobstructed after fixing, simultaneously measuring pressure of sensor head can directly or indirectly in wire cavity and with blood or bioresorbable, pressure measurement operation is completed while clinical drain or clinical loading, one tube multipurpose, accurate pressure measurement.
Fix 1 fibre optic compression sensor in wire cavity, be provided with simultaneously and gather blood cavity; When conduit is made into multi-cavity, in different cavity, fix multiple fibre optic compression sensor, or configure multiple collection blood cavity.
Fibre optic compression sensor tail end has holding wire to lead to fibre optic compression sensor power supply and monitor assemblies, and a kind of micro wiring of fibre optic compression sensor holding wire, possesses effect of antithrombotic antiplatelet condensation.
The catheter interior cavity of this novel proposition can have single lumen catheter, double lumen tube, three lumens by conduit, or is made into the conduit with more Multicarity according to clinical demand, and conduit is drainage tube, tube for transfusion or central venous catheter.A kind of preferred scheme is double lumen tube, and a cavity is used for fixed optics pressure transducer and holding wire, and another cavity is for the drain of body fluid or for delivering medicament.Drain cavity is connected at head end with sensor fixed cavity, and loading cavity is connected at head end with sensor fixed cavity, measures the blood pressure of loading position when being convenient to drain or loading simultaneously.
Originally the conduit of novel proposition is except having the function of general drainage conduit, also with this symbolic characteristic of fibre optic compression sensor.This complex function is also embodied in pipe internal cavity can possess administration cavity, and conduit can be made into three chambeies, a chamber fixed fiber pressure transducer, and a chamber is used for drain, and a chamber is used for administration.The conduit of more Multicarity can be designed to simultaneously according to clinical demand, 2 can be installed in different cavity, even more sensor, or configure 2 in different cavity, even more loadings, collection blood access.
This fibre optic compression sensor is a kind of miniature high-accuracy optical pickocff, it can provide different feedback signal according to ambient pressure difference residing for sensor, fibre optic compression sensor is by the optical curvature change perception ambient pressure variations after self pressurized, this sensor is different from traditional mechanics sensor, its volume is small, lightweight, convenient and reliable operation is novel complex function conduit.
Accompanying drawing illustrates:
Fig. 1 is this new embodiment 1 single lumen catheter schematic diagram
1. fibre optic compression sensor; 2. micro wiring; 3. conduit
Fig. 2 is this new embodiment 2 double channel catheter schematic diagram
4. wire cavity; 5. loading cavity
Fig. 3 is this new embodiment 3 three chamber band administration cavity conduit schematic diagram
6. gather blood cavity.
Detailed description of the invention:
Embodiment 1
Fig. 1 is single lumen catheter schematic diagram, described mini optical fibre pressure transducer, and it is fixed on the inner chamber of conduit 3, and fixed position is 3 millimeters, distance tube head end.The fixed form of fibre optic compression sensor 1 is that sensor welding is entered conduit cavity wall by glue mode that is bonding or hot melt.Signal is drawn by fibre optic compression sensor micro wiring 2, micro wiring surface coverage polyhybrid cover, through super lubricant coating process outside sheath, can prevent thrombosis.This embodiment, structure is simple, and conduit is cheap.Single lumen catheter sensor conductor and drainage channel exist together in a cavity, if wire cavity is comparatively thin, easily result in blockage.If conduit is comparatively thick, the holding wire of swing easily fractures.
Embodiment 2
Conduit is made into two-chamber, and a cavity is used for fixing wire, i.e. wire cavity 4, and another cavity is used for doing loading passage, i.e. loading cavity 5, and the fixed form of fibre optic compression sensor is as described in embodiment 1.The double channel catheter of this embodiment, better can avoid germ contamination, simultaneously the wire cavity two ends good seal of fixation of sensor, and sensor conductor, through fixing, more reliably, not easily wrecks.
Embodiment 3
Conduit is made into three chambeies, and the basis of above-mentioned the second embodiment adds the passage for gathering blood or drain, namely gathers blood cavity 6.Fibre optic compression sensor head end fixed form as described in example 1 above.This three cavities conduit pipe cavity fixation of sensor, a cavity is used for drain, and the 3rd cavity is used for injectable drug.The conduit of the band fibre optic compression sensor of design like this, completes pressure measurement and injectable drug while drain, is complex function conduit, can realizes one tube multipurpose, saves the operation that doctor frequently changes various function conduit, brings great convenience to clinician.
According to actual user demand, the conduit of this novel band fibre optic compression sensor can be made into has more Multicarity, can be made into according to the actual requirements with multiple pressure transducer, as fixed the conduit of 2 sensors.The installation site of sensor can fix equally according to the actual requirements.
Claims (6)
1. one kind has the conduit of fibre optic compression sensor detection bodies cavity pressure, primarily of conduit, micro wiring, fibre optic compression sensor forms, comprise wire cavity, loading cavity and collection blood cavity, it is characterized in that: in wire cavity, be fixed with fibre optic compression sensor, fibre optic compression sensor is fixed on conduit cavity by the splendid glue of biocompatibility mode that is bonding or thermal welding, the position that sensor is fixed is at conduit head end, or be fixed on optional position in wire cavity according to clinical demand, intravascular pressure can be measured while loading, gather blood.
2. a kind of conduit with fibre optic compression sensor detection bodies cavity pressure as described in claim 1, is characterized in that: conduit has single lumen catheter, double lumen tube, three lumens, or is made into the conduit with more Multicarity according to clinical demand.
3. a kind of conduit with fibre optic compression sensor detection bodies cavity pressure as described in claim 1, its principal character is: fix 1 fibre optic compression sensor in wire cavity, is provided with simultaneously and gathers blood cavity; When conduit is made into multi-cavity, in different cavity, fix multiple fibre optic compression sensor, or configure multiple collection blood cavity.
4. a kind of conduit with fibre optic compression sensor detection bodies cavity pressure as claimed in claim 1, it is characterized in that: fibre optic compression sensor tail end has holding wire to lead to fibre optic compression sensor power supply and monitor assemblies, fibre optic compression sensor holding wire is a kind of micro wiring, possesses antithrombotic antiplatelet condensation feature.
5. a kind of conduit with fibre optic compression sensor detection bodies cavity pressure as claimed in claim 3, it is characterized in that: wire cavity inner fiber pressure transducer is one or more, the fixed form of fibre optic compression sensor is bonding or thermal welding, and sensor head end directly or indirectly contacts with blood in wire cavity.
6. a kind of conduit with fibre optic compression sensor detection bodies cavity pressure as claimed in claim 1, is characterized in that: conduit is drainage tube, tube for transfusion or central venous catheter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520045221.0U CN204655761U (en) | 2015-01-23 | 2015-01-23 | A kind of conduit with fibre optic compression sensor detection bodies cavity pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520045221.0U CN204655761U (en) | 2015-01-23 | 2015-01-23 | A kind of conduit with fibre optic compression sensor detection bodies cavity pressure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204655761U true CN204655761U (en) | 2015-09-23 |
Family
ID=54126204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520045221.0U Active CN204655761U (en) | 2015-01-23 | 2015-01-23 | A kind of conduit with fibre optic compression sensor detection bodies cavity pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204655761U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106214128A (en) * | 2016-08-01 | 2016-12-14 | 华中科技大学 | A kind of optical fiber pressure catheter for digestive tract detection, preparation method and application |
| CN109480803A (en) * | 2019-01-02 | 2019-03-19 | 上海市第人民医院 | Integrate the bio-compatible micro device of sensor and drug holding theca |
| CN112006670A (en) * | 2020-09-08 | 2020-12-01 | 浙江大学 | Control system for composite venous catheter and real-time monitoring of central venous pressure |
-
2015
- 2015-01-23 CN CN201520045221.0U patent/CN204655761U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106214128A (en) * | 2016-08-01 | 2016-12-14 | 华中科技大学 | A kind of optical fiber pressure catheter for digestive tract detection, preparation method and application |
| CN109480803A (en) * | 2019-01-02 | 2019-03-19 | 上海市第人民医院 | Integrate the bio-compatible micro device of sensor and drug holding theca |
| CN112006670A (en) * | 2020-09-08 | 2020-12-01 | 浙江大学 | Control system for composite venous catheter and real-time monitoring of central venous pressure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105854159A (en) | Catheter with fiber optic pressure sensor for detecting pressure in body cavity | |
| US20210378593A1 (en) | Catheter Assembly Including Transitioning Lumens | |
| CN104918544B (en) | Fibre optic sensor package for sensor conveyer | |
| US5108369A (en) | Dual-diameter multifunction catheter | |
| US4711249A (en) | Circumferential membrane, fluid coupled catheter | |
| JP2005095603A5 (en) | ||
| US20110238020A1 (en) | Optical measurement catheter for thermodilution measurement and pulse contour analysis | |
| WO2009111528A3 (en) | Pressure sensing catheter | |
| JP2000514702A (en) | Catheter system | |
| CN204655761U (en) | A kind of conduit with fibre optic compression sensor detection bodies cavity pressure | |
| US20170020422A1 (en) | Device for Biosensing With Indwelling Venous Catheter | |
| CN209075691U (en) | A kind of blood pressure sensor | |
| EP3209199B1 (en) | Microcatheter sensor design for minimizing profile and impact of wire strain on sensor | |
| CN204813853U (en) | Invasive pressure monitoring sensing equipment of area blood sampling function | |
| JP6853337B2 (en) | Medical technical measuring device and measuring method | |
| CN110049729B (en) | Guidewire system for measuring intravascular pressure | |
| EP3416545A1 (en) | Device for the direct detection of the endovascular pressure of a fluid in a vessel | |
| CN208877669U (en) | A kind of Glomus pulmonale ductus bursae | |
| CN105433930B (en) | Optical fiber pressure measuring device for venous blood pressure measurement | |
| JP6655179B2 (en) | Integrated pressure sensing device | |
| CN219614694U (en) | Guide wire of interventional touch sensor | |
| CN221865663U (en) | Patency indicator and arterial line | |
| US20210290078A1 (en) | Pressure-sensor device for medical in-vivo application | |
| CN108837197B (en) | Drainage pipeline for measuring temperature, pressure and urine | |
| CN211536155U (en) | Drainage tube with temperature detection function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 251100 Dezhou Qihe Economic Development Zone, Shandong Patentee after: Shandong baiduoan Medical Equipment Co.,Ltd. Address before: 251100 Dezhou Qihe Economic Development Zone, Shandong Patentee before: Shandong Branden Medical Device Co.,Ltd. |