CN2065460U - Rubber pulse adjusting electrode catheter through esophagus - Google Patents
Rubber pulse adjusting electrode catheter through esophagus Download PDFInfo
- Publication number
- CN2065460U CN2065460U CN 89216341 CN89216341U CN2065460U CN 2065460 U CN2065460 U CN 2065460U CN 89216341 CN89216341 CN 89216341 CN 89216341 U CN89216341 U CN 89216341U CN 2065460 U CN2065460 U CN 2065460U
- Authority
- CN
- China
- Prior art keywords
- conduit
- electrode
- catheter
- sacculus
- rubber
- 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 - Lifetime
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- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The utility model relates to a cardiac diagnosis and treatment instrument, in particular to a rubber pulse adjusting electrode catheter through esophagus which belongs to the field of the medical apparatus and instrument of the human necessities. The catheter is designed with a novel rubber electrode and a catheter to enlarge the contact area of the electrode and the wall of the esophagus and increase the adherence of the electrode, which causes the method for diagnosing and treating the pathological symptom of the cardiac arrhythmia to be perfect; the uncomfortable feeling on the person which is checked does not exist basically; therefore, the pulsation regulation is caused to be more perfect. Except that the catheter can be used for checking the electrocardiographic wave and the pulsation regulation for the atrium, the catheter can also be used for the pulsation regulation for the ventricle, and has multiple functions.
Description
This utility model relates to cardiac diagnosis and therapeutic device, especially a kind of esophageal pulsation modulation rubber electrode conduit, and it belongs to the medical instruments field of human lives's needs.
The Use of Cardiac Pacing from Esophagus that grows up recent years, cardiac electrophysiology inspection are diagnosis and treatment heart disease and ARR a kind of important method.In diagnosis and therapeutic process in the past, the electrode of employed esophageal pulsation modulation rubber electrode conduit is the round loop electrode by the becket of stainless steel.This electrode is little and hard, and it is in food and the attaching poor-performing of esophagus tube wall.When feeding pulse current, because the point discharge amount is bigger, and just big to being examined the position zest, make the person under inspection that the sense of discomfort be arranged greatly.This electrode is little with the esophageal wall contact area in esophagus, and then makes that to touch the area in atrium across esophageal wall just littler, and the accent effect of fighting does not just reach the purpose of diagnosis and treatment like this.
The purpose of this utility model is following solution: the elongated conduit of hollow that utilizes former esophageal pulsation modulation electrode catheter, utilize the rustless steel probe of former catheter proximal end, utilize the thin plain conductor of some mutually insulateds in the former conduit and the devices such as several electrode in vitro rings of the end company of weldering of all plain conductors of extracting out respectively by catheter tail.On this basis, the accent that changes former conduit electrode--the metal ring electrode of fighting apart from former probe appropriate position, is provided with the rubber sacculus of several conductions.Sacculus suitably arranged on conduit and the mutual insulating sealing is fixed on the supravasal becket that the other end connected of all plain conductors of extracting out in the conduit.Like this when the conductive rubber sacculus of conduit in esophagus during the appropriate position, get final product energized by the electrode in vitro ring of catheter tail.Pulse current just can apply the pulsation pace-making to the atrium by thin plain conductor and conductive rubber sacculus, with inspection, diagnosis or the treatment of making various necessity.Because the softness of this rubber electrode is good, its blending with tissue is better than the becket electrode, easilier accepted by human body, so better to Use of Cardiac Pacing from Esophagus or therapeutic effect that the examinate did.
In order to make the conductive rubber sacculus tightr,, be provided with several apertures on special each section conduit that in all sacculus, is comprised to increase the contact area of transferring fight electrode and atrium across esophageal wall and atrium attaching.This hole communicates with the arm of taking out, inflate that the threeway place of catheter tail is told.Another arm that the threeway place of catheter tail is told is an electrode in vitro ring arm.The tail end of this arm seals.By taking out, inflate arm, with take out, charger (for example: syringe) but conductive pipe and rubber sacculus in the inflation, full the swelling of sacculus can be swollen, make the conductive rubber wall of sacculus be attached on the esophageal wall tightly, thereby increased the contact area in conductive rubber electrode and atrium, made pulse current transfer the effect of fighting to the atrium performance in large area.The area that the atrium modulated is fought is big more, transfers the effect of fighting just good more.Because the conductive rubber sacculus is bigger than the resistance of metal ring electrode, the pressure drop of voltage on the conductive rubber sacculus is also bigger, and certain is put for the part, and also little through the electric current of this point, pulse current is just little to the stimulation of tissue.The stimulation that the person under inspection felt is little, transfers the sense of discomfort of fighting just little.The employed voltage of this rubber electrode is lower, can reach to transfer the effect of fighting.Generally, can reach the pace-making effect, so the safety of this rubber electrode is good less than the 40V unidirectional current.
The conductive rubber sacculus of this conduit has flexibility and elasticity, therefore collapsible or expansion.When this rubber sacculus inserts in the esophagus and arrival diagnosis and treatment position from oral cavity or nasal cavity, can from take out, inflate arm with take out, charger (for example: syringe) extract out by the air that will be enclosed in the sacculus by the aperture on conduit and its, sacculus is taken out not plump, make this sacculus can pass through narrow tract smoothly, and arrive the diagnosis and treatment position.The reuse charger (for example: syringe) make this rubber inflation, thereby make the electrode increase and the contact area of institute's diagnosis and treatment tissue reach the Use of Cardiac Pacing from Esophagus effect at this moment.Utilize the characteristics of " can increase contact area and zest is little " of this conduit thus, this conduit can be used for ventricular pacemaking.This conductive rubber balloon electrode also can be used for the detection of electrocardiographic wave.
The conductive rubber sacculus of this conduit can make oval spheric, also can be made into columniformly, also can be made into bar bag shape, is beneficial on the intravital different parts of people, for different diagnosis and treatment purposes are used difform conductive rubber electrode.
Accompanying drawing of the present utility model has been described the structural representation of esophageal pulsation modulation rubber electrode conduit.Probe (1) is arranged among the figure, thin plain conductor (2), electrode in vitro ring (3), conductive rubber sacculus (4), aperture (5) is taken out inflation arm (6), electrode in vitro ring arm (7).
An embodiment of the present utility model is as follows: make an esophageal pulsation modulation conductive rubber electrode conduit.This pipe range 1200mm, diameter 2.5mm is made by non-toxic plastic.Two thin plain conductors are arranged in the pipe, two line mutual insulatings, at the conductive rubber sacculus that to be provided with two spacings apart from stainless system probe 30mm place be the 30mm mutual insulating, this sacculus be the ellipse sphere, the sacculus major axis is 45mm, and the major axis closed at both ends is fixed on the supravasal becket.This two becket is connected with a end of two thin plain conductors in the conduit respectively, and then thin plain conductor is communicated with the conductive rubber sacculus.The minor axis of the oval ball of this rubber sacculus is 20mm, and the ball cyst wall is thick to be 0.5mm.The other end of two thin plain conductors is extracted out at catheter tail respectively in the conduit, and is connected together with two electrode in vitro boxing respectively.Above-mentioned like this two conductive rubber sacculus, two thin plain conductors, and two electrode in vitro rings constitute positive and negative the two poles of the earth of conduit.Be provided with two apertures on the conduit that in two rubber sacculus, is comprised.In threeway place of catheter tail, tell two arms: it is identical with supravasal aperture in order to take out, to inflate arm for an arm.This arm can connect that syringe is taken out, charge operation.Another arm is an electrode in vitro ring arm, and its tail end is what seal.This arm is for connecting dc source, uses with the accent diagnosis and treatment of fighting.
Using clinical one of this conductive rubber electrode conduit for example descends: certain woman, and 61 years old, because of bradycardia is carried out cause of disease inspection.When the conductive rubber sacculus is inserted into intraesophageal appropriate position, carry out the inspection of Use of Cardiac Pacing from Esophagus sinus node function: SNRT wherein, PPC1-5, SACT, projects such as CSNRT all obviously prolong.Using the used pace-making voltage of this conduit is direct current 25V, and the pace-making of this inspection is respond well, and the person under inspection feels well, does not have uncomfortable.This etiological diagnosis is: sinus node function is bad.
Claims (3)
1, a kind of esophageal pulsation modulation rubber electrode conduit, its catheter proximal end elongated and hollow is wrapped with stainless steel metal probe (1), the thin plain conductor (2) of some mutual insulatings is arranged in order at catheter tail and extracts the one end out and be welded on separately the electrode in vitro ring (3) in the conduit, this conduit is characterised in that: be provided with several conductive rubber sacculus (4) in the front portion of conduit apart from probe (1) appropriate position, it is suitably arranged in the conduit front portion and mutual insulating and sealing are fixed on the becket of the conduit that the other end connected of all thin metal diatom of extracting out in the conduit (2).
2, according to the described esophageal pulsation modulation rubber electrode of claim 1 conduit, it is characterized in that: in all conductive rubber sacculus (4), be provided with several apertures (5) on included each section conduit, it communicates with the inflation arm (6) of taking out that the threeway place of catheter tail is told, it is electrode in vitro ring arm (7) that another arm is told in the threeway place, and its tail end is what seal.
3, according to the described esophageal pulsation modulation rubber electrode of claim 1 conduit, it is characterized in that: collapsible or expansible conductive rubber sacculus (4) can be made oval spherical, also can be made into the cylinder bodily form, also can be made into bar bag shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89216341 CN2065460U (en) | 1989-12-13 | 1989-12-13 | Rubber pulse adjusting electrode catheter through esophagus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89216341 CN2065460U (en) | 1989-12-13 | 1989-12-13 | Rubber pulse adjusting electrode catheter through esophagus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2065460U true CN2065460U (en) | 1990-11-14 |
Family
ID=4871802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 89216341 Expired - Lifetime CN2065460U (en) | 1989-12-13 | 1989-12-13 | Rubber pulse adjusting electrode catheter through esophagus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2065460U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100341461C (en) * | 2004-06-11 | 2007-10-10 | 河南华南医电科技有限公司 | Digital typed electrocardiograph in twelve tracks possessing functions of regulating and beating stimulation of esophagus |
-
1989
- 1989-12-13 CN CN 89216341 patent/CN2065460U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100341461C (en) * | 2004-06-11 | 2007-10-10 | 河南华南医电科技有限公司 | Digital typed electrocardiograph in twelve tracks possessing functions of regulating and beating stimulation of esophagus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |