CN104188630A - Temperature measuring device and method based on vascular intervention technology - Google Patents
Temperature measuring device and method based on vascular intervention technology Download PDFInfo
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- CN104188630A CN104188630A CN201410379827.8A CN201410379827A CN104188630A CN 104188630 A CN104188630 A CN 104188630A CN 201410379827 A CN201410379827 A CN 201410379827A CN 104188630 A CN104188630 A CN 104188630A
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- blood vessel
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Abstract
A temperature measuring device based on the vascular intervention technology comprises a vascular intervention catheter, a t-branch pipe, an optical fiber temperature sensor and an optical fiber temperature measuring device. The t-branch pipe is connected with the vascular intervention catheter. One path of the t-branch pipe is connected with a medication injection pipeline. The optical fiber temperature sensor stretches into a blood vessel from another path of the t-branch pipe and penetrates through the vascular intervention catheter connected with the t-branch pipe. The space for medication circulation is formed between the peripheral wall of the optical fiber temperature sensor and the inner wall of the vascular intervention catheter. The optical fiber temperature measuring device is connected with the optical fiber temperature sensor. During temperature measurement, the vascular intervention catheter stretches into target tissue inside the body along the blood vessel, and the optical fiber temperature sensor stretches into the blood vessel along the t-branch pipe and the vascular intervention catheter to reach the far end face of the blood vessel where the vascular intervention catheter is located. The optical fiber temperature sensor is connected with the optical fiber temperature measuring device to measure the temperature of the target tissue. According to the temperature measuring device, the optical fiber temperature sensor is adopted for stretching into the blood vessel by means of the vascular intervention catheter to reach the position where the target tissue is located, the temperature measuring function is achieved, the temperature measuring precision is high, and the temperature measuring speed is high.
Description
Technical field
The invention belongs to technical field of medical instruments, relate in particular in a kind of blood vessel and/or temperature measuring equipment and the temp measuring method of blood vessel perienchyma.
Background technology
At present, it is anus thermometric and oral cavity thermometric that animal is carried out to the method that in body, thermometric is conventional, and in the time of certain intensification or cooling therapeutic, implementer need to know the temperature of therapeutic goal body, to confirm therapeutic effect and monitor treatment process, above two kinds of thermometrys cannot meet this expectation.
Adopt temperature transducer thermometric can make up the deficiency of traditional anus or oral cavity thermometric, temperature transducer Thermistor Temperature Measurement is that the resistance value based on metallic conductor increases this feature with the increase of temperature and carries out thermometric, temperature transducer thermal resistance is mostly made up of simple metal material, and applying at present maximum is platinum and copper.Because temperature transducer is with metal ingredient material, under X-ray, operating and be easily subject in electromagnetic wave applied environment electromagnetic interference and heat effect causes thermometric to lose efficacy, environment for use requires high, is also subject to the restriction of size sensor and measuring distance simultaneously, has run into bottleneck on applying.
Summary of the invention
The object of this invention is to provide a kind of temperature measuring equipment and temp measuring method based on blood vessel interventional technique, can carry out thermometric to body internal object tissue and periphery thereof quickly and accurately.
To achieve these goals, the present invention takes following technical solution:
Based on the temperature measuring equipment of blood vessel interventional technique, comprising: blood vessel interposing catheter; With the tee T that described blood vessel interposing catheter is connected, a path of described tee T is connected with drug injection pipeline; Fibre optic temperature sensor, described fibre optic temperature sensor stretches into, also passes the described blood vessel interposing catheter being connected with tee T from another path of described tee T, is formed with the space of medicine circulation between the periphery wall of described fibre optic temperature sensor and the inwall of described blood vessel interposing catheter; The optical fiber temperature-measurement device being connected with described fibre optic temperature sensor.
Further technical scheme is: described tee T is Y-shaped three-way pipe.
Further technical scheme is: the diameter of described fibre optic temperature sensor is 0.3～0.5mm.
Further technical scheme is: the bending diameter of described fibre optic temperature sensor is less than 15mm.
Further technical scheme is: on the periphery wall of described fibre optic temperature sensor, scribble hydrophilic coating.
Further technical scheme is: described blood vessel interposing catheter is hollow state, and its internal diameter is 0.9mm.
Utilize the aforesaid temperature measuring equipment based on blood vessel interventional technique to carry out the method for in-vivo tissue thermometric, comprise the following steps:
Blood vessel interposing catheter is stretched into the destination organization arriving in body along blood vessel;
Fibre optic temperature sensor is stretched into, is arrived the distal face of blood vessel interposing catheter place blood vessel along tee T and blood vessel interposing catheter;
Fibre optic temperature sensor is connected with optical fiber temperature-measurement device, destination organization is carried out to thermometric.
From above technical scheme, the present invention utilizes blood vessel interventional technique, adopt fibre optic temperature sensor to stretch in blood vessel by blood vessel interposing catheter, arrive destination organization position, in blood vessel intervention operation, realize temp sensing function, need not again set up the thermometric passage of wound, and modern medicine circle that is based upon of blood vessel intervention passage has very ripe scheme, can reduce the chance of infection, temperature measurement accuracy is high, thermometric is fast, can allow intuitively operator see the temperature parameter of destination organization, physical curative effect is had to an assessment directly perceived, more easily verify therapeutic effect, simultaneously optical fiber temperature-measurement environment for use requires lowly, and its non-metallic material attribute can be worked under X-ray and electromagnetic wave operating mode, is not subject to external interference, and size sensor can accomplish very tinyly, reaches 0.1mm, and measuring distance can realize 2 meters and above scope.
Brief description of the drawings
Describe the present invention below in conjunction with accompanying drawing; in the time that the embodiment of the present invention is described in detail in detail, for ease of explanation, the accompanying drawing of expression device architecture can be disobeyed general ratio and be done local amplification; and described schematic diagram is example, it should not limit the scope of protection of the invention at this.It should be noted that, accompanying drawing all adopts very the form of simplifying and all uses non-ratio accurately, only in order to convenient, the object of the aid illustration embodiment of the present invention clearly.
Fig. 1 is the structural representation of temperature measuring equipment of the present invention;
Fig. 2 is the cutaway view that fibre optic temperature sensor of the present invention is arranged in blood vessel interposing catheter.
Detailed description of the invention
As shown in Figures 1 and 2, temperature measuring equipment of the present invention comprises fibre optic temperature sensor 1, optical fiber temperature-measurement device 2, Y-shaped three-way pipe 3, blood vessel interposing catheter 4 and drug injection pipeline 5.Blood vessel interposing catheter 4 is connected with Y-shaped three-way pipe 3, a path of Y-shaped three-way pipe 3 is connected with drug injection pipeline 5, fibre optic temperature sensor 1 stretches into, also passes from another path of Y-shaped three-way pipe 3 the blood vessel interposing catheter 4 being connected with Y-shaped three-way pipe 3, between the inwall of the periphery wall of fibre optic temperature sensor 1 and blood vessel interposing catheter 4, be formed with the space of medicine circulation, fibre optic temperature sensor 1 is connected with optical fiber temperature-measurement device 2, shows the temperature of fibre optic temperature sensor 1 position by optical fiber temperature-measurement device 2.Fibre optic temperature sensor of the present invention is product sold on market.
As the preferred embodiments of the present invention, adopt the fibre optic temperature sensor 1 that diameter is 0.3～0.5mm, the bending diameter of optical fiber is less than 15mm, on the periphery wall of fibre optic temperature sensor 1, scribble hydrophilic coating 10, make optical fiber there is hydrophilic, lubricity and good blood bio-compatibility, simultaneously without water absorption, nontoxic.
In the time carrying out in-vivo tissue thermometric, blood vessel interposing catheter 4 is stretched into the destination organization in arrival (animal) body along blood vessel, optical fiber temperature measuring sensor 1 arrives the endovascular distal face in blood vessel interposing catheter place by means of Y-shaped three-way pipe 3 and blood vessel interposing catheter 4, namely blood vessel end face in the therapeutic goal body in body, then connect optical fiber temperature-measurement device 2, because fibre optic temperature sensor front end is soft and can shape, after its destination organization arriving by blood vessel interposing catheter, just can test in this blood vessel and the temperature of perienchyma, the temperature measuring shows by optical fiber temperature-measurement device, handled easily person observes.
The present invention utilizes blood vessel interventional technique, adopt blood vessel interposing catheter as fibre optic temperature sensor in endovascular path of travel, can ensure that fibre optic temperature sensor arrives destination organization smoothly, also protect blood vessel not punctured by fibre optic temperature sensor, blood vessel interposing catheter is hollow state simultaneously, cavity internal diameter is in 0.9mm left and right, can make fibre optic temperature sensor easily import blood vessel interposing catheter terminal, and there is remaining channel area to realize drug injection passage, Y-shaped three-way pipe extends blood vessel interposing catheter becomes two passages, a-road-through road is anticoagulant drug injection passage, a-road-through road is that fibre optic temperature sensor is got involved passage.
The present invention, compared with existing in-vivo tissue thermometry, has following characteristics:
1, compared with electric sensor, fibre optic temperature sensor cost is low, highly sensitive, is not subject to electromagnetic interference, and corrosion-resistant, volume is little, lightweight, can flexing, and long service life, long transmission distance, easy to maintenance;
2, and directly pass through puncture (animal) tissue, temperature sensor is put into targeted tissue site to be carried out the mode of thermometric and compares, directly thermometric is organized in puncture, temperature sensor contacts with tissue, the infection easily causing and massive hemorrhage, bring the misery of animal, operator's operation and positioning difficulty increase;
3, be not subject to the interference effect of electromagnetism/radiofrequency signal, low to the conditional request of installation environment, even narrow and small installation environment, the size of fibre optic temperature sensor also can meet the demands, applied widely.
Above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit, although the present invention is had been described in detail with reference to above-described embodiment, those of ordinary skill in the field are to be understood that, still can modify or be equal to replacement the specific embodiment of the present invention, and do not depart from any amendment of spirit and scope of the invention or be equal to replacement, it all should be encompassed among claim scope of the present invention.
Claims (7)
1. the temperature measuring equipment based on blood vessel interventional technique, is characterized in that, comprising:
Blood vessel interposing catheter;
With the tee T that described blood vessel interposing catheter is connected, a path of described tee T is connected with drug injection pipeline;
Fibre optic temperature sensor, described fibre optic temperature sensor stretches into, also passes the described blood vessel interposing catheter being connected with tee T from another path of described tee T, is formed with the space of medicine circulation between the periphery wall of described fibre optic temperature sensor and the inwall of described blood vessel interposing catheter;
The optical fiber temperature-measurement device being connected with described fibre optic temperature sensor.
2. the temperature measuring equipment based on blood vessel interventional technique as claimed in claim 1, is characterized in that: described tee T is Y-shaped three-way pipe.
3. the temperature measuring equipment based on blood vessel interventional technique as claimed in claim 1 or 2, is characterized in that: the diameter of described fibre optic temperature sensor is 0.3～0.5mm.
4. the temperature measuring equipment based on blood vessel interventional technique as claimed in claim 3, is characterized in that: the bending diameter of described fibre optic temperature sensor is less than 15mm.
5. the temperature measuring equipment based on blood vessel interventional technique as claimed in claim 1, is characterized in that: on the periphery wall of described fibre optic temperature sensor, scribble hydrophilic coating.
6. the temperature measuring equipment based on blood vessel interventional technique as claimed in claim 1, is characterized in that: described blood vessel interposing catheter is hollow state, and its internal diameter is 0.9mm.
7. utilize the temperature measuring equipment based on blood vessel interventional technique described in claim 1 to 6 to carry out the method for in-vivo tissue thermometric, it is characterized in that, comprise the following steps:
Blood vessel interposing catheter is stretched into the destination organization arriving in body along blood vessel;
Fibre optic temperature sensor is stretched into, is arrived the distal face of blood vessel interposing catheter place blood vessel along tee T and blood vessel interposing catheter;
Fibre optic temperature sensor is connected with optical fiber temperature-measurement device, destination organization is carried out to thermometric.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410379827.8A CN104188630B (en) | 2014-08-04 | 2014-08-04 | Temperature measuring device and method based on vascular intervention technology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410379827.8A CN104188630B (en) | 2014-08-04 | 2014-08-04 | Temperature measuring device and method based on vascular intervention technology |
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| CN104188630A true CN104188630A (en) | 2014-12-10 |
| CN104188630B CN104188630B (en) | 2017-02-01 |
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| CN201410379827.8A Active CN104188630B (en) | 2014-08-04 | 2014-08-04 | Temperature measuring device and method based on vascular intervention technology |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512232A (en) * | 2016-12-28 | 2017-03-22 | 尚华 | Vascular optical fiber guide wire |
| CN111163700A (en) * | 2017-09-28 | 2020-05-15 | 皇家飞利浦有限公司 | Guiding an intravascular US catheter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6716178B1 (en) * | 2001-05-31 | 2004-04-06 | Advanced Cardiovascular Systems, Inc. | Apparatus and method for performing thermal and laser doppler velocimetry measurements |
| CN201008553Y (en) * | 2007-02-09 | 2008-01-23 | 中国计量学院 | Temperature measuring sensor for focus inside body |
| CN201019743Y (en) * | 2007-03-27 | 2008-02-13 | 天津市塑料研究所 | Urinary tract pressure-testing temperature-measuring duct |
| CN102341038A (en) * | 2009-03-04 | 2012-02-01 | 艾姆瑞科医疗系统有限公司 | Mri compatible medical device temperature monitoring system and method |
| CN204120995U (en) * | 2014-08-04 | 2015-01-28 | 珠海和佳医疗设备股份有限公司 | Based on the temperature measuring equipment of blood vessel interventional technique |
-
2014
- 2014-08-04 CN CN201410379827.8A patent/CN104188630B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6716178B1 (en) * | 2001-05-31 | 2004-04-06 | Advanced Cardiovascular Systems, Inc. | Apparatus and method for performing thermal and laser doppler velocimetry measurements |
| CN201008553Y (en) * | 2007-02-09 | 2008-01-23 | 中国计量学院 | Temperature measuring sensor for focus inside body |
| CN201019743Y (en) * | 2007-03-27 | 2008-02-13 | 天津市塑料研究所 | Urinary tract pressure-testing temperature-measuring duct |
| CN102341038A (en) * | 2009-03-04 | 2012-02-01 | 艾姆瑞科医疗系统有限公司 | Mri compatible medical device temperature monitoring system and method |
| CN204120995U (en) * | 2014-08-04 | 2015-01-28 | 珠海和佳医疗设备股份有限公司 | Based on the temperature measuring equipment of blood vessel interventional technique |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512232A (en) * | 2016-12-28 | 2017-03-22 | 尚华 | Vascular optical fiber guide wire |
| CN111163700A (en) * | 2017-09-28 | 2020-05-15 | 皇家飞利浦有限公司 | Guiding an intravascular US catheter |
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| Publication number | Publication date |
|---|---|
| CN104188630B (en) | 2017-02-01 |
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