CN1187373A - Conductive sacculus electrode catheter through esophagus for ventricular pacemaking - Google Patents
Conductive sacculus electrode catheter through esophagus for ventricular pacemaking Download PDFInfo
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- CN1187373A CN1187373A CN97101311A CN97101311A CN1187373A CN 1187373 A CN1187373 A CN 1187373A CN 97101311 A CN97101311 A CN 97101311A CN 97101311 A CN97101311 A CN 97101311A CN 1187373 A CN1187373 A CN 1187373A
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Abstract
A catheter of electrically conductive ball electrode for ventricular pacemaking by passing it through esophagus integrate electrically conductive ball electrode, metallic ring joint electrode and external precordial electrode box. The pacemaking function is performed by increasing the contact area between electrode and esophagus wall, improving the contact performance of electrically conductive ball to esophagus and heart, and using large-area precordial electrode box. Its advantages include simple structure, easy operation, less or no uncomfortable feeling to patient and high pacemaking effect. It can also be used for electrocardiogram waveform test in esophagus.
Description
The present invention relates to the apparatus of cardiac treatment and diagnosis, especially a kind of conductive sacculus electrode catheter through esophagus for ventricular pacemaking, it belongs to the required technical field of medical instruments of human lives.
The clinician often need carry out cardiac pacing to patient when rescuing sudden cardiac arrest and the serious slow patient of heart rate.Existing cardiac pacing art is often used the method for carrying out cardiac pacing through venous cannulation to heart.This method complicated operation, operating time is long, rescues untimelyly, often long because of the heart beating dwell time, and can not make the effective pace-making of heart, and then make patient's loss of life.Existing also have a kind ofly through esophagus cardiac pacing method, and this method is through esophagus iontophoresis electrode conduit, carries out cardiac pacing by supravasal metal electrode ring through esophagus.Because of becket electrode volume is little, this electrode is little with the esophageal wall contact area in esophagus, and then makes across esophageal wall contact heart area littler and make the pace-making difficulty.Because of esophageal wall contact cardia mainly is the left atrium part, and very little a part of left ventricle part, and former esophageal electrode is less, so the primary electrode conduit can only the pace-making atrium, and is difficult to the pace-making ventricle.Again because of cardiac arrest or atrioventricular block severe bradycardia patient this moment can only the pace-making ventricle just effectively; the pace-making atrium is then invalid; so former in esophagus cardiac pacing conduit, be applied to rescue cardiac arrest or atrioventricular block severe bradycardia patient difficulty is very big, be difficult to successfully.
Purpose of the present invention is exactly to overcome above-mentioned defective through the esophagus heart pacing electrode catheter, a kind of novel conductive sacculus electrode catheter through esophagus for ventricular pacemaking is provided, and the conduction sacculus pacing electrode of this conduit has and attaches performance preferably with esophageal wall and contact area is big.This conduit is simple to operate, and the pace-making required time is short, and safe and effective, it is effective to be used for the pace-making ventricle, is a kind of diagnosis and treatment conduit of non-invasive.
Task of the present invention is finished by following technical scheme, has developed a kind of conductive sacculus electrode catheter through esophagus for ventricular pacemaking, comprising having: can import the conduction balloon electrode that runs through conduit cavity in the esophagus; Be wrapped in the becket economize on electricity utmost point that imports on the Endo-esophageal conduit outer wall; The corresponding metal fine of connecting all electrodes; By all fine rules mutually insulated in conduit corresponding connect be located at the supravasal external polar ring that connects.This conduit mainly is to be provided with to take out, inflate needle stand on the external end of conduit, be provided with a branch line T-Ring on supravasal all external polar ring next doors that connects, this ring is connected with external pareordia electrode box by external lead, this box with import Endo-esophageal conduit on conduction balloon electrode or the extremely corresponding positive and negative electrode that constitutes cardiac pacing or detection of becket economize on electricity.
Conductive sacculus electrode catheter through esophagus for ventricular pacemaking of the present invention, the described conduction balloon electrode and the becket economize on electricity utmost point, the position relation of its all electrode, with the nearly cecum place of conduction balloon electrode at conduit, other two becket economize on electricity utmost points are then after this balloon electrode, spacing between three electrodes is decided its spacing according to human heart size, shape and heart detection position.The present invention is conducted electricity balloon electrode and can be coated with conductive material outward with plastic sheeting and make, and also available other material is made.
Conductive sacculus electrode catheter through esophagus for ventricular pacemaking of the present invention, the spacing between described three electrodes, generally the length in distance conduit cecum place is, and conduction sacculus electrode spacing cecum is 30mm, and two beckets economize on electricity pole span cecum is respectively 90mm, 110mm.
Conductive sacculus electrode catheter through esophagus for ventricular pacemaking of the present invention, described external pareordia electrode box, it comprises the metal disk that lead connects, be attached to the contact disc on this disk, load the opening box body of this disk and contact disc, the lead of being drawn by this box body is connected on the external branch line T-Ring of conduit.
Conductive sacculus electrode catheter through esophagus for ventricular pacemaking of the present invention, described opening box body, its shape can be oblate cylinder shape, also can be the hemisphere bodily form; Its body constitution can be the hard box body, also can be the elastomeric flexible box body of sucked type.
Embodiments of the invention further describe as follows in conjunction with the accompanying drawings, and as shown in the figure: figure I is the structural representation of conductive sacculus electrode catheter through esophagus for ventricular pacemaking.
Make the conductive sacculus electrode catheter through esophagus for ventricular pacemaking of a non-toxic plastic material, its pipe range 1200mm, caliber φ 3mm.Pipe contains three enamel insulation metal fines 2.Be provided with at distance cecum 130mm place and be coated with the conduction balloon electrode 3 that conductive material is made outside an ellipse, the plastic sheeting, this sacculus major axis is 35mm, and minor axis is 25mm, sacculus wall thickness 0.01mm.This conduction balloon electrode 3 is communicated in the external polar ring 4 that connects by metal fine 2.Establish several apertures 5 of taking out, inflate on the conduit in these conduction balloon electrode 3 cavitys.On the conduit outer wall at distance conduit cecum 1 about 90mm and 110mm place, be provided with stainless steel becket economize on electricity utmost point A, the B, 6,8 of two wide 3mm, connect respectively in the external polar ring 7,9 that connects by metal fine 2 again, so just constitute three counter electrode.This three counter electrode can be per two pairs constitute positive and negative electrodes and be used for the pulse current pace-making.Also be provided with a branch line T-Ring 10 on three individual external polar rings, 4,7,9 next doors, this ring 10 is connected in external pareordia electrode box 16 by external lead 11.This electrode box 16 is by opening box body 13, metal disk 14, and contact disc 15 and forming is provided with on the external end of conduit and takes out, inflates needle stand 12.
Conductive sacculus electrode catheter through esophagus for ventricular pacemaking clinical practice one example of the present invention is as follows: certain man, and 24 years old, suffer from II degree atrioventricular block and severe bradycardia, heart rate 30 times/minute is fainted over nearly one day, can not walk, stand.Use this conductive sacculus electrode catheter through esophagus for ventricular pacemaking immediately the row promptly treat through the esophagus ventricular pacemaking, after this catheter disinfection, conduit is coated with one deck paraffin oil outward with lubricated, using a 10ml empty needle pipe is connected on the needle stand 12 of catheter tip, the balloon electrode 3 interior gases that will conduct electricity are extracted out, make balloon electrode 3 flat contracting, insert the about 480mm of this conduit from the nostril, have the lead of alligator clamp with two ends, an end is clamped the electrocardiogram chest lead connection, one end is clamped and is conducted electricity the external polar ring 4 that connects that balloon electrode 3 links to each other, trace electrocardiogram, as touch that to recognize electrocardiogram be the ventricle wave mode, promptly this by needle stand 12 to the conduction inflated, make its expansion, press close to heart and carry out ventricular pacemaking.In addition, fill with conductive liquid on the contact disc 15 with external pareordia electrode box 16, place it in the left border of sternum pareordia, make contact disc 15 closely be affixed on skin surface, the pacemaker positive pole is connected to external connecing on the polar ring 4, negative pole is connected on the branch line T-Ring that external pareordia electrode box 16 connected, and opens cardiac pacemaker, carries out ventricular pacemaking at once.Ventricular pacemaking is respond well, and patient symptom improves, and electrocardiogram turns out to be the ventricular pacemaking figure.
Use this conductive sacculus electrode catheter through esophagus for ventricular pacemaking and check that heart sinus node function one is for example down: certain woman, 52 years old, bradycardia 3 years, often uncomfortable in chest, feel suffocated, dizziness.Insert this conduit from the nostril,, place pareordia electrode box 16, the pacemaker both positive and negative polarity according to above-mentioned connecting, is carried out through the inspection of esophagus auricular pacemaking sinus node function at pareordia when conduction balloon electrode 3 is inserted in the esophagus behind the appropriate location; Check result SNRT, SACT etc. obviously prolong, and using this conduit pace-making voltage is 12V, and its threshold value is significantly smaller than virgin metal ring electrode conduit, and the person under inspection does not have discomfort, and this disease is diagnosed as: sinus node function is bad.
Claims (4)
1, a kind of conductive sacculus electrode catheter through esophagus for ventricular pacemaking, it includes: can import esophagus and lead to conduction balloon electrode in conduit cavity inside, be wrapped in the becket economize on electricity utmost point that imports on the esophagus inner catheter outer wall, the corresponding metal fine of connecting all electrodes, by all fine rules mutually insulated ground in conduit corresponding connect be located at the supravasal external polar ring that connects, it is characterized in that: on the external end of conduit, be provided with and take out, the inflation needle stand, be provided with a branch line T-Ring on supravasal all external polar ring next doors that connects, this ring by external lead be connected with external before thoracic wall pareordia electrode box, this box with import Endo-esophageal conduit on conduction balloon electrode or the extremely corresponding positive and negative electrode that constitutes cardiac pacing or detection of becket economize on electricity.
2, according to the described conductive sacculus electrode catheter through esophagus for ventricular pacemaking of claim 1, it is characterized in that: the described conduction balloon electrode and the becket economize on electricity utmost point, the position of its all electrode, with the nearly cecum place of conduction balloon electrode at conduit, other two becket economize on electricity utmost points are then after this balloon electrode, spacing between three electrodes, according to the human heart size, shape and heart detect the position and decide its spacing, the conduction sacculus can be coated with conductive material outward with plastic sheeting and make, also available other material is made, a conduit can have a conduction balloon electrode, and two conduction balloon electrodes also can be arranged.
3, according to the described conductive sacculus electrode catheter through esophagus for ventricular pacemaking of claim 2, it is characterized in that: described external pareordia electrode box, it comprises the metal disk that lead connects, be attached to the contact disc on this metal disk, load the opening box body of this disk and contact disc, the lead of being drawn by this box body is connected on the external branch line T-Ring of conduit.
4, according to the described conductive sacculus electrode catheter through esophagus for ventricular pacemaking of claim 3, it is characterized in that: described its shape of opening box body can be oblate cylinder shape, also can be the hemisphere bodily form, its body constitution can be the hard box body, also can be the elastomeric flexible box body of sucked type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97101311 CN1095683C (en) | 1997-01-08 | 1997-01-08 | Conductive sacculus electrode catheter through esophagus for ventricular pacemaking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97101311 CN1095683C (en) | 1997-01-08 | 1997-01-08 | Conductive sacculus electrode catheter through esophagus for ventricular pacemaking |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1187373A true CN1187373A (en) | 1998-07-15 |
| CN1095683C CN1095683C (en) | 2002-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97101311 Expired - Fee Related CN1095683C (en) | 1997-01-08 | 1997-01-08 | Conductive sacculus electrode catheter through esophagus for ventricular pacemaking |
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| CN (1) | CN1095683C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110065176A1 (en) * | 2007-06-13 | 2011-03-17 | Korea Research Institute Of Bioscience And Biotechnology | Human monoclonal antibody neutralizing vascular endothelial growth factor receptor and use thereof |
| CN103796713A (en) * | 2011-06-27 | 2014-05-14 | 电子运动医疗有限公司 | Esophageal stimulation devices and methods |
| CN104939917A (en) * | 2015-04-27 | 2015-09-30 | 姚一 | Electrode and stereotactic percutaneous puncture implantation system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101586340B1 (en) * | 2014-12-26 | 2016-01-18 | 주식회사 아이에스시 | Electrical test socket and fabrication method of conductive powder for electrical test socket |
-
1997
- 1997-01-08 CN CN 97101311 patent/CN1095683C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110065176A1 (en) * | 2007-06-13 | 2011-03-17 | Korea Research Institute Of Bioscience And Biotechnology | Human monoclonal antibody neutralizing vascular endothelial growth factor receptor and use thereof |
| CN103796713A (en) * | 2011-06-27 | 2014-05-14 | 电子运动医疗有限公司 | Esophageal stimulation devices and methods |
| CN103796713B (en) * | 2011-06-27 | 2016-05-04 | 电子运动医疗有限公司 | Oesophageal irritation device and method |
| CN104939917A (en) * | 2015-04-27 | 2015-09-30 | 姚一 | Electrode and stereotactic percutaneous puncture implantation system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1095683C (en) | 2002-12-11 |
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