CN203196118U - Double-atrium infusion pace making catheter - Google Patents
Double-atrium infusion pace making catheter Download PDFInfo
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- CN203196118U CN203196118U CN 201320131631 CN201320131631U CN203196118U CN 203196118 U CN203196118 U CN 203196118U CN 201320131631 CN201320131631 CN 201320131631 CN 201320131631 U CN201320131631 U CN 201320131631U CN 203196118 U CN203196118 U CN 203196118U
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- extension pipe
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- left atrium
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Abstract
The utility model relates to a double-atrium infusion pace making catheter, in particular to the double-atrium infusion pace making catheter used in a heart perioperative period, and belongs to the technical field of medical instruments. The double-atrium infusion pace making catheter comprises a left atrium cavity extension pipe, a right atrium cavity extension pipe, a pace making cavity extension pipe, a connecting seat, a pipe body with scales, a left atrium catheter and a temporary cardiac pacing lead. Three independent cavities are arranged inside the pipe body with the scales, and the three independent cavities comprise a right atrium cavity, a left atrium cavity and a pace making cavity. A right atrium cavity opening is formed in the side wall of the right atrium cavity, a left atrium opening is formed in the side wall of the left atrium cavity, and a pace making cavity opening is formed in the side wall of the pace making cavity. The double-atrium infusion pace making catheter can achieve the functions that a left atrium and a right atrium are synchronous and medicine is fed independently for a pulmonary hypertension crisis patient after extracorporeal circulation, and the pressure inside the left atrium and the pressure inside the right atrium can be monitored simultaneously. For a malignant arrhythmia high risk factor patient in the heart perioperative period, temporary pace making can be conducted through the double-atrium infusion pace making catheter, and arrhythmia is corrected.
Description
Technical field
This utility model relates to a kind of diplocardia room infusion pacing catheter, is used for specifically the diplocardia room infusion pacing catheter that the dirty average of operation periods of pericardium is used, and belongs to technical field of medical instruments.
Background technology
Pulmonary hypertensive crisis after the extracorporeal circulation (pulmonary hypertension crsis, PHC) can cause by chronic PH or extracorporeal circulation before the art, be can't off line after the extracorporeal circulation major reason, still lack effective treatment means.Clinical Processing should be supported with inotropic agent the blood-pumping function of the right heart, can not increase pulmonary vascular resistance again; Should reduce pulmonary artery pressure with medicament for expanding vascellum, can not cause again body circulation hypotension.Traditional through the intravenous route medication, can't satisfy simultaneously pulmonary circulation and body circulation needs separately.
The hemodynamic monitoring especially monitoring of left heart function is very important in operation on heart.Lack at present the simple left method of feeling concerned about system pressure of accurately directly measuring.Normal by lung float catheter monitor blood flow kinetics on this type of patient clinical.But press (RVP), mean pulmonary arterial pressure (PAP) and pulmonary capillary wedge pressure (PAWP) by this conduit monitoring center venous pressure (CVP), right ventricle, press (LVEDP) in order to the left auxocardia of indirect reflection end.But when existing in the situations such as positive airway pressure, pulmonary vascular resistance rising, right heart insufficiency, ventricular compliance reduction, valve disorder and pulmonary infarction, the traditional index such as CVP and PAWP can't accurately reflect the LVEDP value.If directly put the pipe pressure measurement and monitor simultaneously the left and right ventricles system pressure at the left heart, the dirty average of operation periods of pericardium is judged that left ventricular function is particularly important.
Malignant arrhythmia is the dirty average of operation periods common complication of pericardium, and fatality rate is high.But as in time not correcting serious threat patients undergoing cardiac valve replacement life security.Commonly used through vein placement temporary cardiac pacemaker pace-making or external pace-making are corrected arrhythmia deeply at present.Traditional method is placed temporary cardiac pacemaker and must be carried out central venous puncture insert venous sheath Guan Houzai and carry out cardiac pacing under x-ray radiation guiding, and operating procedure is many and time-consuming, affect the patient and gives treatment to.How can not rely on the parallel temporary heart pace-making of accurate placement that lonizing radiation carry out Pacing lead at bedside, be clinical problem demanding prompt solution.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned weak point, thereby provide a kind of diplocardia room infusion pacing catheter, function synchronous to pulmonary hypertensive crisis patient left atrium after the extracorporeal circulation, independent administration can be realized, and the left atrium internal pressure can be monitored simultaneously; For the patient of the dirty average of operation periods malignant arrhythmia of pericardium high risk factor, can carry out temporary cardiac pacing by diplocardia room infusion pacing catheter, correct arrhythmia.
The technical scheme that provides according to this utility model, diplocardia room infusion pacing catheter comprises left atrium extension pipe, right atrium chamber extension pipe, pace-making chamber extension pipe, Connection Block, band scale body, left atrium conduit and temporary heart Pacing lead, Connection Block one end connecting band scale body, the other end connects left atrium extension pipe side by side, right atrium chamber extension pipe and pace-making chamber extension pipe, it is characterized in that: be provided with three independently cavitys in the band scale body, be respectively the right atrium chamber, left atrium chamber and pace-making chamber, right atrium chamber sidewall is provided with right atrium chamber opening, and right atrium chamber opening is positioned at band scale body front end.Left atrium chamber sidewall is provided with the left atrium opening, and pace-making chamber sidewall is provided with pace-making chamber opening.Described left atrium extension pipe and left atrium chamber are communicated with, and right atrium chamber extension pipe and right atrium chamber extension pipe are communicated with, and pace-making chamber extension pipe and pace-making chamber are communicated with.The left atrium conduit enters in the left atrium extension pipe by left atrium extension pipe, and front end stretches out the left atrium opening.The temporary heart Pacing lead enters the pace-making chamber by pace-making chamber extension pipe, and front end stretches out pace-making chamber opening.The front end of left atrium conduit is provided with J type corrugated hose, can automatically recover spiral-shaped.
Further, left atrium extension pipe, right atrium chamber extension pipe and pace-making chamber extension pipe end connect respectively an extension pipe joint.
Further, accompany respectively a liquid stopping clamp on the body of left atrium extension pipe, right atrium chamber extension pipe and pace-making chamber extension pipe.
Further, the body of left atrium conduit is provided with three-way valve.
Further, the temporary heart Pacing lead comprises positive and negative two lines that are arranged side by side, and line body interlude is bonded to one, and temporary heart Pacing lead end is provided with the connection stitch, and front end is provided with the electrode cable head.
Further, the left atrium opening is between pace-making chamber opening and right atrium chamber opening.
Further, band scale body front end is tip.
Further, the Connection Block two ends are provided with fixed-wing.
Compared with the prior art this utility model has the following advantages:
1. can realize the diametrically opposite medicine of the left atrium multiple mechanism of action of synchronous, independent infusion; Can either use medicament for expanding vascellum to make dilation of the pulmonary artery, reduce pulmonary artery pressure, simultaneously again can the infusion vasoconstriction and positive inotropic medicament guarantee the body circumfusion; Realize that the different pharmaceutical effect reduces the pair work of medicine simultaneously;
2. put the pipe operation by one-time puncture, realize simultaneously pressure measurement in the left atrium, infused drug, pressure measurement in the right atrium, infused drug and temporary heart pacing function for clinicist's use facilitates, can cover monitoring and the treatment of the various common complications of the dirty average of operation periods of pericardium;
3. the J-shaped corrugated hose structure of left atrium catheter proximal end guarantees that conduit is not shifted, and is difficult for fixing problem when having solved traditional left atrium conduit and placing the interatrial septum, is beneficial to the Preserving time of left atrium conduit, and whole peri-operation period all can use;
4. insert conduit through the left atrium chamber and directly monitor the left atrium internal pressure, can reflect more accurately left heart function than traditional index (CVP, PAWP etc.), and not be subjected to the impact of the factors such as pulmonary vascular resistance, right ventricle compliance, valvular stenosis or incompetence;
5. insert Pacing lead through the pace-making chamber, can realize the intracardiac electrocardiogram monitoring, significant for the ARR diagnosis of complexity; Under the Electrocardiographic guiding of intracavity, can realize carrying out quickly and accurately the location of Pacing lead at bedside simultaneously, and not need the auxiliary of x-ray radiation.
Description of drawings
Fig. 1 is this utility model structural representation.
Fig. 2 is left atrium guide-tube structure schematic diagram.
Fig. 3 is temporary heart Pacing lead structural representation.
Fig. 4 is band scale body generalized section.
Fig. 5 is that this utility model uses schematic diagram.
Description of reference numerals: 1-extension pipe joint, 2-left atrium extension pipe, 3-right atrium chamber extension pipe, 4-pace-making chamber extension pipe, the 5-liquid stopping clamp, the 6-Connection Block, 7-band scale body, 8-pace-making chamber opening, 9-left atrium opening, 10-right atrium chamber opening, 11-left atrium conduit, the 12-three-way valve, 13-J type corrugated hose, 14-left atrium duct wall opening, 15-temporary heart Pacing lead, 16-connects stitch, 17-electrode cable head, 18-right atrium chamber, 19-left atrium chamber, 20-pace-making chamber, the 21-right atrium, the 22-left atrium.
The specific embodiment
Following this utility model is further described in connection with the embodiment in the accompanying drawing:
As shown in Figure 1, this utility model mainly comprises left atrium extension pipe 2, right atrium chamber extension pipe 3, pace-making chamber extension pipe 4, Connection Block 6 and band scale body 7, Connection Block 6 one end connecting band scale bodys 7, the other end connects left atrium extension pipe 2, right atrium chamber extension pipe 3 and pace-making chamber extension pipe 4 side by side.As shown in Figure 4, be provided with three independently cavitys in the band scale body 7, be respectively right atrium chamber 18, left atrium chamber 19 and pace-making chamber 21, right atrium chamber 18 sidewalls are provided with right atrium chamber opening 10, and right atrium chamber opening 10 is positioned at band scale body 7 front ends.Left atrium chamber 19 sidewalls are provided with left atrium opening 9, and pace-making chamber 21 sidewalls are provided with pace-making chamber opening 8, and left atrium opening 9 is between pace-making chamber opening 8 and right atrium chamber opening 10.Left atrium extension pipe 2, right atrium chamber extension pipe 3 and pace-making chamber extension pipe are connected end and are connected respectively an extension pipe joint 1, accompany respectively a liquid stopping clamp 5 on the body of left atrium extension pipe 2, right atrium chamber extension pipe 3 and pace-making chamber extension pipe 4, by flowing of liquid in the liquid stopping clamp 5 control bodys.Described left atrium extension pipe 2 and left atrium chamber 19 are communicated with, and right atrium chamber extension pipe 3 and right atrium chamber extension pipe 3 are communicated with, and pace-making chamber extension pipe 4 and pace-making chamber 21 are communicated with.
Shown in Fig. 2 ~ 3, this utility model also comprises left atrium conduit 11 and temporary heart Pacing lead 15, and left atrium conduit 11 enters in the left atrium extension pipe 2 by left atrium extension pipe 2, and front end stretches out left atrium opening 9.Temporary heart Pacing lead 15 enters pace-making chamber 21 by pace-making chamber extension pipe 4, and front end stretches out pace-making chamber opening 8.
The body of described left atrium conduit 11 is provided with three-way valve 12, and three-way valve 12 seams can outreach pressure tester and carry out the monitoring of left atrium internal pressure, realize the conversion of infused drug or pressure measuring function by crossover tee valve 12 directions.The front end of left atrium conduit 11 is provided with J type corrugated hose 13, has shape memory function, after producing distortion, can automatically recover spiral-shaped, can prevent left atrium conduit 11 19 interior disengagings from the left atrium chamber.
Described temporary heart Pacing lead 15 comprises positive and negative two lines that are arranged side by side, and line body interlude is bonded to one, and temporary heart Pacing lead 15 ends are provided with and connect stitch 16, and front end is provided with electrode cable head 17.
Described band scale body 7 front ends are tip.
Described Connection Block 6 two ends are provided with fixed-wing, are used for Connection Block 6 is fixed on the human body skin surface.
Operation principle of the present utility model is: adopt Seldinger method percutaneous puncture will be with scale body 7 to insert superior vena cava through internal jugular vein or subclavian vein approach before operation, be used for peri-operative central venous infusion, administration and hemodynamic monitoring.As shown in Figure 5, patient for pulmonary hypertensive crisis after the body outer circulation, left atrium conduit 11 is inserted in the right atrium through left atrium extension pipe 2, after stretching by the lower J-shaped corrugated hose 13 with left atrium conduit 11 front ends of surgeon direct-view again, left atrium conduit 11 front ends are placed in the left atrium by the interatrial septum oval foramen, be used for the circulation of infusion positive inotropic and vasoconstriction medicine support.J-shaped corrugated hose 13 has shape memory function, is in place rear recovery helical structure, prevents that left atrium conduit 11 is shifted; Right atrium chamber opening 10 is positioned at right atrium, is used for the infusion medicament for expanding vascellum, reduces pulmonary artery pressure and pulmonary artery resistance.So can avoid two kinds of diametrically opposite medicines of effect at the mutual antagonism of pulmonary vascular bed.Through right atrium chamber and the external pressure tester of supravasal three-way valve 12 interfaces of left atrium, can directly measure left atrial pressure and right atrial pressure simultaneously, accurately reflect the left and right ventricles function.Art finishes and can insert temporary heart Pacing lead 15 monitoring intracardiac electrocardiograms by pace-making chamber 20, under the Electrocardiographic guiding of intracavity, carries out the treatment of atrium and ventricle temporary cardiac pacing, is used for diagnosis and the treatment of malignant arrhythmia.
Claims (8)
1. diplocardia room infusion pacing catheter, comprise left atrium extension pipe (2), right atrium chamber extension pipe (3), pace-making chamber extension pipe (4), Connection Block (6), band scale body (7), left atrium conduit (11) and temporary heart Pacing lead (15), Connection Block (6) one end connecting band scale bodys (7), the other end connects left atrium extension pipe (2) side by side, right atrium chamber extension pipe (3) and pace-making chamber extension pipe (4), it is characterized in that: be provided with three independently cavitys in the band scale body (7), be respectively right atrium chamber (18), left atrium chamber (19) and pace-making chamber (21), right atrium chamber (18) sidewall is provided with right atrium chamber opening (10), and right atrium chamber opening (10) is positioned at band scale body (7) front end; Left atrium chamber (19) sidewall is provided with left atrium opening (9), and pace-making chamber (21) sidewall is provided with pace-making chamber opening (8); Described left atrium extension pipe (2) and left atrium chamber (19) are communicated with, and right atrium chamber extension pipe (3) and right atrium chamber extension pipe (3) are communicated with, and pace-making chamber extension pipe (4) and pace-making chamber (21) are communicated with; Left atrium conduit (11) enters in the left atrium extension pipe (2) by left atrium extension pipe (2), and front end stretches out left atrium opening (9); Temporary heart Pacing lead (15) enters pace-making chamber (21) by pace-making chamber extension pipe (4), and front end stretches out pace-making chamber opening (8); The front end of left atrium conduit (11) is provided with J type corrugated hose (13), can automatically recover spiral-shaped.
2. diplocardia as claimed in claim 1 room infusion pacing catheter, it is characterized in that: described left atrium extension pipe (2), right atrium chamber extension pipe (3) and pace-making chamber extension pipe are connected 4) end connects respectively an extension pipe joint (1).
3. diplocardia as claimed in claim 1 room infusion pacing catheter is characterized in that: accompany respectively a liquid stopping clamp (5) on the body of described left atrium extension pipe (2), right atrium chamber extension pipe (3) and pace-making chamber extension pipe (4).
4. diplocardia as claimed in claim 1 room infusion pacing catheter, it is characterized in that: the body of described left atrium conduit (11) is provided with three-way valve (12).
5. diplocardia as claimed in claim 1 room infusion pacing catheter, it is characterized in that: described temporary heart Pacing lead (15) comprises positive and negative two lines that are arranged side by side, line body interlude is bonded to one, temporary heart Pacing lead (15) end is provided with and connects stitch (16), and front end is provided with electrode cable head (17).
6. diplocardia as claimed in claim 1 room infusion pacing catheter, it is characterized in that: described left atrium opening (9) is positioned between pace-making chamber opening (8) and the right atrium chamber opening (10).
7. diplocardia as claimed in claim 1 room infusion pacing catheter, it is characterized in that: described band scale body (7) front end is tip.
8. diplocardia as claimed in claim 1 room infusion pacing catheter, it is characterized in that: described Connection Block (6) two ends are provided with fixed-wing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320131631 CN203196118U (en) | 2013-03-21 | 2013-03-21 | Double-atrium infusion pace making catheter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320131631 CN203196118U (en) | 2013-03-21 | 2013-03-21 | Double-atrium infusion pace making catheter |
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| Publication Number | Publication Date |
|---|---|
| CN203196118U true CN203196118U (en) | 2013-09-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320131631 Expired - Fee Related CN203196118U (en) | 2013-03-21 | 2013-03-21 | Double-atrium infusion pace making catheter |
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| CN (1) | CN203196118U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105433928A (en) * | 2015-12-01 | 2016-03-30 | 韩锋 | Pulmonary embolism diagnostic instrument based on pulmonary artery pressure waveform analysis technology |
-
2013
- 2013-03-21 CN CN 201320131631 patent/CN203196118U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105433928A (en) * | 2015-12-01 | 2016-03-30 | 韩锋 | Pulmonary embolism diagnostic instrument based on pulmonary artery pressure waveform analysis technology |
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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: 20130918 Termination date: 20170321 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |