CN201019743Y - Urinary tract pressure-testing temperature-measuring duct - Google Patents
Urinary tract pressure-testing temperature-measuring duct Download PDFInfo
- Publication number
- CN201019743Y CN201019743Y CNU2007200955910U CN200720095591U CN201019743Y CN 201019743 Y CN201019743 Y CN 201019743Y CN U2007200955910 U CNU2007200955910 U CN U2007200955910U CN 200720095591 U CN200720095591 U CN 200720095591U CN 201019743 Y CN201019743 Y CN 201019743Y
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- catheter
- cavity
- air bag
- perfusion
- temperature
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Abstract
The utility model discloses an urinary catheter for measuring pressure and temperature, which belongs to the catheter measuring the pressure and temperature in vivo. The catheter of the utility model has three independent channels. The insert end of the catheter is a circular closed end with smooth external surface, the external end of catheter is connected with a joint. The large cavity in the middle of the catheter is perfusion cavity, more than one perfusion holes are arranged on the lateral wall of the perfusion cavity near the insert end of the catheter. A small cavity is gasbag filling cavity, one end is connected with a charge valve through an inflation tube, the other end in the gasbag is connected with the gasbag through the small hole on the catheter wall, the gasbag coats the insert end of the catheter in. The other small cavity is conductor cavity, the external end is connected with a plug; an electrode conductor is arranged in the cavity, a thermosensitive element is arranged in the internal end of the electrode conductor, the axis locates between the gasbag and the perfusion hole, and the external end is connected with a plug. The perfusion, measuring pressure and measuring temperature can be carried out simultaneously by the utility model, and the doctor can diagnoses the patient conveniently and quickly.
Description
Technical field
This utility model relates to a kind of conduit that is used for the fluid pressure except that blood pressure in the measuring body and measures some bodies inside megadyne temperature degree, and particularly a kind of clinical usefulness can be measured the urinary tract pressure measurement thermometric conduit of patient's urinary tract pressure and temperature.
Background technology
The urethra pressure catheter of present known clinical practice generally has two kinds of single chamber and two-chambers.When using, single lumen catheter needs to connect a "T"-shaped pipe at catheter tip, the two ends in addition of "T"-shaped pipe connect device for casting and pressure transducer respectively, it needed to measure earlier the conduit internal resistance before pressure measurement, end of operation obtains patient's urethra actual pressure by calculating again, uses more complicated.A chamber was used to pour into medium when double channel catheter used, and another chamber connects pressure transducer to measure pressure.But in actual applications, the temperature of perfusion medium has certain influence to the pressure measurement result, and the temperature of different reply perfusion in season media is done suitable adjustment, sometimes in order to test the thermo aesthesia of bladder, also need use the water of different temperatures as infusion liquid.When the patient who suffers from cancer treated, some drugs and urine responded in addition, caused that temperature raises, and in order to prevent to damage bladder, need know intravesical exact temperature.And above-mentioned two kinds of conduits can't be realized the mensuration to the urinary tract system internal temperature.
Summary of the invention
This utility model provides a kind of clinical usefulness simple in structure, that be convenient to operate can measure the urinary tract pressure measurement thermometric conduit of patient's urinary tract pressure, temperature for solving the technical problem that exists in the known technology.It is as the urodynamics testing tool, and the urinary dysfunction disease is diagnosed and treated.
The purpose of this utility model is to realize the perfusion of urinary tract conduit, pressure measurement and three kinds of functions of thermometric simultaneously, makes things convenient for the doctor that the patient is carried out diagnosis and treatment.
The technical scheme that this utility model is taked for the problem that exists in the solution known technology is:
Urinary tract pressure measurement thermometric conduit of the present utility model comprises a body, has three independently passages in the body, comprises a big chamber and two loculuses; The slick and sly sealing of the insertion end in three chambeies, the insertion end outer wall is provided with air bag, and the external end of body is connected with joint; Being positioned at the intermediary big chamber of body is filling cavity, and filling cavity has more than one perfusion perforate near on the sidewall of body insertion end; A loculus is the air bag expanding cavity, and its external end communicates with charge valve by gas tube, and the air bag expanding cavity in the other end air bag communicates with air bag by the aperture on the tube wall; Another loculus is a guidewire lumen, and its external end is connected with plug; Intracavity is provided with electrode cable, and the electrode cable insertion end is connected with temperature-sensitive element, and external end is connected with plug.
Its axial location of temperature-sensitive element that the electrode cable insertion end connects helps thermometric accuracy between air bag and perfusion perforate.Air bag is the inflation type, is attached at catheter wall when full, is spherical after filling.Two loculuses are positioned on the tube wall in big chamber, can be symmetrically distributed, and also can asymmetricly distribute.The air bag expanding cavity can seal with the insertion end of filling cavity with the insertion end of guidewire lumen, also can seal respectively separately.
Advantage and the good effect that the utlity model has are: because this utility model design has three autonomous channels, can realize perfusion, pressure measurement and three kinds of functions of thermometric of urinary tract conduit simultaneously, the doctor can be diagnosed the patient quickly and easily.The slick and sly sealing of catheter head is convenient to insert urethra and bladder, reduces patient's misery.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the A-A cutaway view of Fig. 1.
The reference numeral explanation
1, body 1-1, perfusion perforate 2, air bag
2-1, gas tube 2-2, charge valve 3, electrode cable
3-1, lead guiding tube 3-2, plug 3-3, temperature-sensitive element
4, joint 5, guidewire lumen 6, filling cavity
7, air bag expanding cavity 7-1, aperture
The specific embodiment
For further understanding summary of the invention of the present utility model, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
The material that this utility model is selected for use is the no-toxicity medical macromolecular material.Smooth outer surface behind the material requirements formation goods has certain pliability.Body of the present utility model is an extrusion molding.
As shown in Figure 1 and Figure 2, this utility model is provided with the tubule chamber 5 and 7 of two symmetrical distributions parallel with big tube chamber 6 on the tube wall of body 1.The insertion end of body 1 forms the rounded closed end of smooth outer surface, makes that the damage to urethra reduced to minimum when conduit inserted urethra.Blind end requires good leak tightness, and permeation can not seep water.The port of tubule chamber 5 and 7 insertion end is near the port of big tube chamber insertion end, and the insertion end in three chambeies sealing simultaneously together forms blind end, forms three independently passages.The external end of body 1 is connected with joint 4, and joint 4 is a straight coupling, and the one end communicates with filling cavity 6, and the other end is a perfusing hole, is used for perfusion fluid., be beneficial to pour into medium and enter human body near having slick and sly more than one perfusion perforate 1-1 on the sidewall of body insertion end at filling cavity 6, the shape in hole is not limit.The insertion end of body 1 is provided with air bag 2, and air bag 2 is wrapped in the part of body 1 in the capsule.A loculus that is positioned at big chamber one side is an air bag expanding cavity 7, on the tube wall of its other end part in air bag one and the axial vertical aperture 7-1 of body is arranged, and air bag expanding cavity 7 is communicated with air bag 2; The other end communicates with charge valve 2-2 by gas tube 2-1.Gas tube 2-1 is being connected with body 1 near inflatable chamber 7 body exterior side wall places, and connecting portion is positioned at and is exposed to external part when conduit uses.Charge valve 2-2 is a check valve, and gas can not leak after arriving air bag 2 by gas tube 2-1, air bag expanding cavity 7 from check valve 2-2, makes air bag remain the state of inflation.Air bag 2 is the inflation type, be not close to conduit outer wall under the inflation state, is beneficial to conduit and inserts, and is spherical after the inflation, conduit can be fixed and is enclosed in certain position in the urinary tract, measures pressure, the temperature at this position simultaneously.Air bag 2 inflation back cyst walls are thinner, and the variation meeting of pressure exerts an influence to cyst wall in the urinary tract, can directly reflect pressure in the urinary tract by the instrument that is connected with conduit.Another loculus is a guidewire lumen 5, and its external end is connected with lead guiding tube 3-1 near body exterior side wall place in guidewire lumen, and connecting portion is positioned at and is exposed to external part when conduit uses.The other end of lead guiding tube 3-1 is connected with plug 3-2; Be provided with 2 jacks in the plug 3-2, in order to connect temperature measuring device.Be provided with electrode cable 3 in the guidewire lumen, the temperature-sensitive element 3-3 that wire termination connects is between air bag 2 and perfusion perforate 1-1; All junctions of this utility model all require to be connected firmly, ne-leakage and intracavity are unobstructed.
During use, elder generation's inflation air bag, check whether gas circuit is unobstructed, has or not leakage, then the gas in the air bag discharged, allow air bag be close to tube wall, insert urethra or intravesical with conduit this moment, fills a certain amount of gas with syringe by charge valve in air bag then, and air bag is fixed in urinary tract a part, perfusing hole by big chamber pours into a certain amount of perfusion medium in urinary tract, pressure, temperature are reflected on the instrument accurately with urethra or intravesical.
The above, it only is preferred embodiment of the present utility model, be not that this utility model is done any pro forma restriction, every foundation technical spirit of the present utility model is to any simple modification, equivalent variations and modification that above embodiment did, after coming out from guidewire lumen 5 as lead 3, also can directly be connected without lead guiding tube 3-1 with plug 3-2; Keep clear of the port of big chamber 6 insertion ends as the guidewire lumen 5 and the port of the insertion end of air bag expanding cavity 7, the position of the big chamber of distance 6 insertion end ports has nothing in common with each other etc., all belongs in the scope of technical solutions of the utility model.
Claims (2)
1. a urinary tract pressure measurement thermometric conduit comprises a body, has three independently passages in the body, comprises a big chamber and two loculuses; The slick and sly sealing of the insertion end in three chambeies, the insertion end outer wall is provided with air bag, and the external end of body is connected with joint; Being positioned at the intermediary big chamber of body is filling cavity, and filling cavity is being formed with more than one perfusion perforate near on the sidewall of body insertion end; A loculus is the air bag expanding cavity, and the one end communicates with charge valve by gas tube, and the part in the other end air bag communicates with air bag by the aperture on the tube wall; It is characterized in that another loculus is a guidewire lumen, its external end is connected with plug; Intracavity is provided with electrode cable, and body the inner of electrode cable is connected with temperature-sensitive element, and external end is connected with plug.
2. urinary tract pressure measurement thermometric conduit according to claim 1 is characterized in that inner its axial location of temperature-sensitive element that connects of electrode cable body is between air bag and perfusion perforate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200955910U CN201019743Y (en) | 2007-03-27 | 2007-03-27 | Urinary tract pressure-testing temperature-measuring duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200955910U CN201019743Y (en) | 2007-03-27 | 2007-03-27 | Urinary tract pressure-testing temperature-measuring duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201019743Y true CN201019743Y (en) | 2008-02-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200955910U Expired - Fee Related CN201019743Y (en) | 2007-03-27 | 2007-03-27 | Urinary tract pressure-testing temperature-measuring duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201019743Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103284732A (en) * | 2013-06-17 | 2013-09-11 | 中南大学湘雅三医院 | Urine motivation pressure measurement pipe |
| CN103285499A (en) * | 2013-05-31 | 2013-09-11 | 南京明基医院有限公司 | Urinary bladder pressure expander |
| CN103877668A (en) * | 2014-04-02 | 2014-06-25 | 葛虎 | Disposable urethral catheter for measuring body temperature and abdominal pressure |
| CN104188630A (en) * | 2014-08-04 | 2014-12-10 | 珠海和佳医疗设备股份有限公司 | Temperature measuring device and method based on vascular intervention technology |
| CN105343987A (en) * | 2015-11-23 | 2016-02-24 | 广东宏健医疗器械有限公司 | Multi-cavity urinary catheter with temperature and pressure measuring functions |
| CN105536122A (en) * | 2015-12-11 | 2016-05-04 | 江苏吉瑞达电子有限公司 | Disposable catheter for measuring human body temperature and abdominal pressure |
| CN108245151A (en) * | 2016-12-29 | 2018-07-06 | 上海长海医院 | A kind of Spatial Multi-Dimensional biology loine pressure detection probe and system |
-
2007
- 2007-03-27 CN CNU2007200955910U patent/CN201019743Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103285499A (en) * | 2013-05-31 | 2013-09-11 | 南京明基医院有限公司 | Urinary bladder pressure expander |
| CN103284732A (en) * | 2013-06-17 | 2013-09-11 | 中南大学湘雅三医院 | Urine motivation pressure measurement pipe |
| CN103877668A (en) * | 2014-04-02 | 2014-06-25 | 葛虎 | Disposable urethral catheter for measuring body temperature and abdominal pressure |
| CN104188630A (en) * | 2014-08-04 | 2014-12-10 | 珠海和佳医疗设备股份有限公司 | Temperature measuring device and method based on vascular intervention technology |
| CN105343987A (en) * | 2015-11-23 | 2016-02-24 | 广东宏健医疗器械有限公司 | Multi-cavity urinary catheter with temperature and pressure measuring functions |
| CN105536122A (en) * | 2015-12-11 | 2016-05-04 | 江苏吉瑞达电子有限公司 | Disposable catheter for measuring human body temperature and abdominal pressure |
| CN108245151A (en) * | 2016-12-29 | 2018-07-06 | 上海长海医院 | A kind of Spatial Multi-Dimensional biology loine pressure detection probe and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080213 Termination date: 20130327 |