CN203634162U - Transesophageal atrial pacing electrode - Google Patents
Transesophageal atrial pacing electrode Download PDFInfo
- Publication number
- CN203634162U CN203634162U CN201420020303.5U CN201420020303U CN203634162U CN 203634162 U CN203634162 U CN 203634162U CN 201420020303 U CN201420020303 U CN 201420020303U CN 203634162 U CN203634162 U CN 203634162U
- Authority
- CN
- China
- Prior art keywords
- conductive rubber
- rubber sacculus
- conduit
- rubber balloon
- esophageal
- 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.)
- Expired - Fee Related
Links
- 230000001746 atrial effect Effects 0.000 title abstract 4
- 230000010349 pulsation Effects 0.000 claims description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 239000010946 fine silver Substances 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 4
- 238000003745 diagnosis Methods 0.000 abstract description 4
- 208000003734 Supraventricular Tachycardia Diseases 0.000 abstract description 2
- 206010049447 Tachyarrhythmia Diseases 0.000 abstract description 2
- 208000001871 Tachycardia Diseases 0.000 abstract description 2
- 206010047302 ventricular tachycardia Diseases 0.000 abstract description 2
- 238000005192 partition Methods 0.000 abstract 1
- 210000003238 esophagus Anatomy 0.000 description 6
- 208000033988 Device pacing issue Diseases 0.000 description 4
- 230000000747 cardiac effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 210000002409 epiglottis Anatomy 0.000 description 2
- 210000002837 heart atrium Anatomy 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 238000002001 electrophysiology Methods 0.000 description 1
- 230000007831 electrophysiology Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 208000019622 heart disease Diseases 0.000 description 1
- 229940057995 liquid paraffin Drugs 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003928 nasal cavity Anatomy 0.000 description 1
- 230000000661 pacemaking effect Effects 0.000 description 1
- 230000009747 swallowing Effects 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 230000002861 ventricular Effects 0.000 description 1
Landscapes
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The utility model discloses a transesophageal atrial pacing electrode which comprises a catheter, three wires, a first conductive rubber balloon, a second conductive rubber balloon and a third conductive rubber balloon. The first conductive rubber balloon, the second conductive rubber balloon and the third conductive rubber balloon sequentially sleeve the catheter at intervals and are communicated with the same. The first conductive rubber balloon is disposed on the outer surface of one tail end of the catheter. A partition is disposed in the catheter to separate the inside of the whole catheter into two spaces. The three wires are disposed in the same space in the catheter and correspondingly contact with the first conductive rubber balloon, the second conductive rubber balloon and the third conductive rubber balloon. The other space in the catheter is communicated with the first conductive rubber balloon, the second conductive rubber balloon and the third conductive rubber balloon. The transesophageal atrial pacing electrode has the advantages that a small electrode is embedded between the two electrodes of the common electrode catheter, a clear single electrode esophageal electrocardiogram can be recorded during atrial pacing to assist diagnosis of tachyarrhythmia especially paroxysmal supraventricular tachycardia.
Description
Technical field
This utility model relates to a kind of cardiac diagnosis medical apparatus and instruments, particularly relates to a kind of esophageal pulsation modulation electrode.
Background technology
Esophageal pulsation modulation is a kind of easy, non-invasive clinical cardiac electrophysiology Clinics.Method is that esophagus electrode is placed in the esophagus at rear portion, atrium, traces electrocardio-activity by sending adjustment or program stimulation.
At present, the esophagus cardiac pulsation-regulation electrode tube pacing threshold of domestic use is higher, and atrium adjusts person under inspection while fighting to have certain misery, and pacing threshold is higher in the time that esophagus ventricle tune is fought, patient is still less tolerant, and the success rate of ventricular pacemaking is lower, and this is restricted the clinical practice of this technology.
Utility model content
The technical problem that this utility model mainly solves is to provide a kind of esophageal pulsation modulation electrode, not only novel easy, can reduce pacing threshold, alleviates and avoids person under inspection's misery, and being convenient to carry out ventricle and adjusting the art of fighting.
For solving the problems of the technologies described above, the technical scheme that this utility model adopts is: a kind of esophageal pulsation modulation electrode is provided, comprises conduit.Described esophageal pulsation modulation electrode also comprises three wires and the first to the 3rd conductive rubber sacculus, the described first to the 3rd conductive rubber sacculus is collapsible or expansion, the described first to the 3rd conductive rubber sacculus successively compartment of terrain is sheathed on conduit and with described conduit and is connected, and described the first conductive rubber sacculus is sheathed on the outer surface of an end of conduit.In described conduit, be provided with dividing plate, the inside of whole conduit is divided into two spaces, described three wires are all arranged in the same space in conduit and corresponding and the first to the 3rd conductive rubber sacculus electrically contacts, and another space in described conduit is all communicated with the first to the 3rd conductive rubber sacculus.
Further, the described first to the 3rd conductive rubber sacculus is oval spherical, wherein first and the long diameter of the 3rd conductive rubber sacculus be that 5-15mm, short diameter are 3-7mm, the long diameter of described the second conductive rubber sacculus is that 3-7mm, short diameter are 2-5mm.
Further, described first and the long diameter of the 3rd conductive rubber sacculus be that 10mm, short diameter are 5mm, the long diameter of described the second conductive rubber sacculus is that 5mm, short diameter are 3mm.
Further, the described first and the 3rd spacing between conductive rubber sacculus is 25-45mm.
Further, the described first and the 3rd spacing between conductive rubber sacculus is 35mm.
Further, described three wires are fine silver enamel-covered wire.
Further, described three wires are the silver-gilt copper wire of tetrafluoro insulation.
This utility model is inlayed a small electrode in the middle of two electrodes of common electrode catheter again, can when tune is fought, be recorded to one pole esophageal electrocardiogram clearly, to assist tachyarrhythmia, and the especially diagnosis of paroxysmal supraventricular tachycardia.In addition, adopt the silver-gilt copper wire of fine silver enamel-covered wire or tetrafluoro insulation as inner wire, insulate, conduct electricity good.
Brief description of the drawings
Fig. 1 is the structural representation of the preferred embodiments of this utility model esophageal pulsation modulation electrode.
Detailed description of the invention
Below in conjunction with drawings and embodiments, this utility model is elaborated.
Please refer to shown in Fig. 1, the preferred embodiments of this utility model esophageal pulsation modulation electrode comprises: conduit 1, three wires 2 and three conductive rubber sacculus 3, start to be followed successively by the first conductive rubber sacculus 31, the second conductive rubber sacculus 32 and the 3rd conductive rubber sacculus 33 from one end of conduit 1.
Described three conductive rubber sacculus 3 are collapsible or expansion all, the first conductive rubber sacculus 31 in described three conductive rubber sacculus 3 be sheathed on conduit 1 one end outer surface and be connected with described conduit 1, the distance that the second conductive rubber sacculus 32 in described three conductive rubber sacculus 3 is certain with the first conductive rubber sacculus 31 intervals and be arranged at the outer surface of conduit 1 and be connected with described conduit 1 equally, the distance that the 3rd conductive rubber sacculus 33 in described three conductive rubber sacculus 3 is certain with the second conductive rubber sacculus 32 intervals and be arranged at the outer surface of conduit 1 and be connected with described conduit 1 equally.That is to say, described three conductive rubber sacculus 3 start to be sheathed on successively the outer surface of conduit 1 according to certain distance from one end of conduit 1, and described three conductive rubber sacculus 3 are all connected with conduit 1.
Inside and correspondence that described three wires 2 are all arranged in conduit 1 contact with three conductive rubber sacculus 3.In described conduit 1, be provided with dividing plate (scheming not shown), the inside of whole conduit 1 is divided into two spaces.Described three wires 2 are all arranged in the same space of conduit 1 and are electrically connected with three conductive rubber sacculus 3 respectively, and another space of described conduit 1 is inflation/deflation passage 4 and is communicated with three conductive rubber sacculus 3.
Because described conductive rubber sacculus 3 has flexibility and elasticity, therefore can shrink or expand.In the time that conductive rubber sacculus 3 inserts in esophagus from nasal cavity, can take out from inflation/deflation passage 4 use syringes or other, charger all extracts the air in conductive rubber sacculus 3 out, now conductive rubber sacculus 3 can easily pass through narrow tract, and arrives smoothly diagnosis and treatment position.And then conductive rubber sacculus 3 is expanded with charger, and then increase the contact area of conductive rubber sacculus 3 and tissue.Finally by wire 2 and conductive rubber sacculus 3 send adjust or program stimulation trace electrocardio-activity, diagnose or treat some heart disease according to many kinds of parameters.
Wherein, described three conductive rubber sacculus 3 are oval spherical, and wherein the long diameter of the first conductive rubber sacculus 31 and the 3rd conductive rubber sacculus 33 is 5-15mm, and short diameter is 3-7mm, the long diameter of other the second conductive rubber sacculus 32 is 3-7mm, and short diameter is 2-5mm.
Preferably, when the long diameter of described the first conductive rubber sacculus 31 and the 3rd conductive rubber sacculus 33 is 10mm, short diameter is 5mm, and the long diameter of other the second conductive rubber sacculus 32 is 5mm, when short diameter is 3mm, can reduce to greatest extent pacing threshold.
Wherein, in described three conductive rubber sacculus 3, the spacing between the first conductive rubber sacculus 31 and the 3rd conductive rubber sacculus 33 at conduit 1 two ends is 25-45mm.
Preferably, in described three conductive rubber sacculus 3, the spacing between the first conductive rubber sacculus 31 and the 3rd conductive rubber sacculus 33 is 35mm.
Wherein, described three wires 2 are the silver-gilt copper wire of fine silver enamel-covered wire or tetrafluoro insulation, and it insulate, and conducts electricity good.
When operation, human body is got dorsal position, and conduit 1 is coated with to sterile liquid paraffin, then conduit 1 is connected to the slightly curved amplitude in conductive rubber sacculus 3 one end, slowly inserts from nostril.In the time of the most advanced and sophisticated arrival epiglottis of conduit 1, make patient do swallowing act, take advantage of a situation simultaneously and push conduit 1 by epiglottis portion, conduit 1 is sent into esophagus thereupon.
Above specific descriptions of the present utility model are intended to illustrate the implementation of specific embodiments, can not be interpreted as it is to restriction of the present utility model, those skilled in the art are under instruction of the present utility model, can on the embodiment basis of describing in detail, make various variants, within these variants all should be included in design of the present utility model.This utility model scope required for protection only will be stated and be limited by described right.
Claims (7)
1. an esophageal pulsation modulation electrode, comprise conduit, it is characterized in that: described esophageal pulsation modulation electrode also comprises three wires and the first to the 3rd conductive rubber sacculus, the described first to the 3rd conductive rubber sacculus is collapsible or expansion, the described first to the 3rd conductive rubber sacculus successively compartment of terrain is sheathed on conduit and with described conduit and is connected, described the first conductive rubber sacculus is sheathed on the outer surface of an end of conduit, in described conduit, be provided with dividing plate, the inside of whole conduit is divided into two spaces, described three wires are all arranged in the same space in conduit and corresponding and the first to the 3rd conductive rubber sacculus electrically contacts, another space in described conduit is all communicated with the first to the 3rd conductive rubber sacculus.
2. esophageal pulsation modulation electrode according to claim 1, it is characterized in that: the described first to the 3rd conductive rubber sacculus is oval spherical, wherein first and the long diameter of the 3rd conductive rubber sacculus be that 5-15mm, short diameter are 3-7mm, the long diameter of described the second conductive rubber sacculus is that 3-7mm, short diameter are 2-5mm.
3. esophageal pulsation modulation electrode according to claim 2, is characterized in that: described first and the long diameter of the 3rd conductive rubber sacculus be that 10mm, short diameter are 5mm, the long diameter of described the second conductive rubber sacculus is that 5mm, short diameter are 3mm.
4. esophageal pulsation modulation electrode according to claim 2, is characterized in that: the described first and the 3rd spacing between conductive rubber sacculus is 25-45mm.
5. esophageal pulsation modulation electrode according to claim 2, is characterized in that: the described first and the 3rd spacing between conductive rubber sacculus is 35mm.
6. esophageal pulsation modulation electrode according to claim 1, is characterized in that: described three wires are fine silver enamel-covered wire.
7. esophageal pulsation modulation electrode according to claim 1, is characterized in that: described three wires are the silver-gilt copper wire of tetrafluoro insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420020303.5U CN203634162U (en) | 2014-01-14 | 2014-01-14 | Transesophageal atrial pacing electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420020303.5U CN203634162U (en) | 2014-01-14 | 2014-01-14 | Transesophageal atrial pacing electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203634162U true CN203634162U (en) | 2014-06-11 |
Family
ID=50865453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420020303.5U Expired - Fee Related CN203634162U (en) | 2014-01-14 | 2014-01-14 | Transesophageal atrial pacing electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203634162U (en) |
-
2014
- 2014-01-14 CN CN201420020303.5U patent/CN203634162U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140611 Termination date: 20170114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |