CN110681053B - Epicardial temporary pacing lead assembly - Google Patents
Epicardial temporary pacing lead assembly Download PDFInfo
- Publication number
- CN110681053B CN110681053B CN201910931792.7A CN201910931792A CN110681053B CN 110681053 B CN110681053 B CN 110681053B CN 201910931792 A CN201910931792 A CN 201910931792A CN 110681053 B CN110681053 B CN 110681053B
- Authority
- CN
- China
- Prior art keywords
- pacing lead
- myocardial
- fixer
- assembly according
- lead assembly
- 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.)
- Active
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/18—Applying electric currents by contact electrodes
- A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
- A61N1/36—Applying electric currents by contact electrodes alternating or intermittent currents for stimulation
- A61N1/372—Arrangements in connection with the implantation of stimulators
Abstract
The invention discloses an epicardium temporary pacing lead assembly, which relates to the technical field of medical instruments and comprises a cardiac muscle fixer used for being inserted into cardiac muscle and fixed at the position, and a pacing lead with a first end connected with the tail end of the cardiac muscle fixer; a metal skin needle with a first end connected to a second end of the pacing lead; the second end of the metal skin needle is used for being connected with a pacemaker, and the myocardial fixer is electrically connected with the metal skin needle through the pacing lead; the side wall of the pacing lead is uniformly provided with a plurality of scales which extend from the first end to the second end of the pacing lead and are provided with color marks. So set up, during the installation in the art, will pace the wire and flare-out, observe the wire scale that is located the skin surface, the postoperative will pace the wire and draw to the scale department of writing well and cut, has solved among the prior art and has not referenced standard's problem when cutting pace the wire.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to an epicardial temporary pacing lead assembly.
Background
A temporary pacing lead needs to be arranged on the epicardium in partial cardiac surgery, and is connected with an external temporary pacemaker through the pacing lead, so that the heart rate in and after surgery can be controlled, and the temporary pacing lead on the epicardium needs to be detached before discharge.
At present, when an epicardium temporary pacing lead is arranged, a suture needle at the top end needs to be sewn into the heart, and after the suture needle is cut off, the suture needle is sewn and fixed by a slide wire again, so that the use is troublesome, bleeding is easy to occur, and time and energy are wasted; finally, the lead passes out of the body through a skin needle, is fixed at the skin by silk threads and is connected with an external temporary pacemaker. When the guide wire is removed, if the guide wire is removed with force, myocardial hemorrhage, pericardial stuffing and even death can be caused, so the current general method is not to remove the guide wire; if the pacing lead is not pulled out, the pacing lead needs to be cut off on the body surface, during cutting, a doctor needs to tighten the pacing lead outside the body to increase proper tension, and after the patient feels pain or obviously feels heartbeat pulsation, the lead is cut off on the body surface, and the tail end of the lead is left in a muscle layer.
At present, the cut wire has no quantitative index, and is completely dependent on personal experience of doctors, individual difference of each patient is large, pain sensitivity is different, if tension is too small, the wire is kept too long, the tail end of the wire is positioned in the dermis layer of skin, even the epidermis layer, skin infection and subcutaneous foreign body sensation are easily caused, and life pain is brought to the patient; if the tension is too great, myocardial bleeding, pericardial tamponade, and even death may result.
Therefore, how to solve the problem that no reference standard exists when the pacing lead is cut off in the prior art becomes an important technical problem to be solved by the technical personnel in the field.
Disclosure of Invention
The invention aims to provide an epicardial temporary pacing lead assembly to solve the technical problem that no reference standard exists when a pacing lead is cut off in the prior art. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides an epicardium temporary pacing lead group, which comprises a cardiac muscle fixer and a pacing lead, wherein the cardiac muscle fixer is used for being inserted into cardiac muscle and fixed at the position of the cardiac muscle fixer; the first end of the metal skin needle is connected with the second end of the pacing lead; the second end of the metal skin needle is used for being connected with a pacemaker, and the myocardial fixer is electrically connected with the metal skin needle through the pacing lead; the side wall of the pacing lead is uniformly provided with a plurality of scales which extend from the first end to the second end of the pacing lead and are provided with color marks.
On the basis of the technical scheme, the invention can be further improved as follows.
Further, the scale is marked by thin black lines every 1cm, thick red lines at 10cm, thick yellow lines at 20cm, thick green lines at 30cm and thick black lines at 40cm from the first end of the pacing lead.
Furthermore, the side wall of the second end of the pacing lead is also provided with a mark for distinguishing the anode and the cathode of the lead.
Further, the marks are divided into red marks and black marks, wherein the red marks represent positive poles, and the black marks represent negative poles.
Further, the myocardium anchor front end is the cone that three cone superposes in proper order and constitutes, and is three the bottom surface diameter grow gradually of cone, and the grow direction is followed the front end of myocardium anchor is to terminal direction, the end of myocardium anchor is equipped with the metal separation blade, the diameter of the circumscribed circle of metal separation blade is greater than the myocardium anchor front end the diameter of the biggest bottom surface of cone.
Furthermore, the cross section of the metal baffle is polygonal or arc-shaped.
Furthermore, the cardiac muscle fixer is made of medical titanium and alloy materials thereof.
Furthermore, the pacing lead comprises an inner core and an outer membrane, wherein the inner core is made of twisted multi-fiber metal, and the outer membrane is made of an insulating high polymer material.
Furthermore, the cross section of the pacing lead is rectangular or arc-shaped.
Further, the cross section of the second end of the metal skin needle is triangular.
In the technical scheme provided by the invention, the epicardial temporary pacing lead component comprises a cardiac muscle fixer used for being inserted into cardiac muscle and fixed at the position of the cardiac muscle, and a pacing lead with a first end connected with the tail end of the cardiac muscle fixer; the first end of the metal skin needle is connected with the second end of the pacing lead; the second end of the metal skin needle is used for being connected with a pacemaker, and the cardiac muscle fixer is electrically connected with the metal skin needle through a pacing lead; the side wall of the pacing lead is uniformly provided with a plurality of scales with color marks, which extend along the direction from the first end to the second end of the pacing lead. So set up, during the installation in the art, insert the cardiac muscle with the cardiac muscle fixer, the skin is worn out to the metal skin needle, straightens the pacing lead, observes the wire scale that is located the skin surface, and the postoperative is drawn the pacing lead to the scale department of writing well and is cut off to do not have the problem of reference standard when cutting the pacing lead among the prior art.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic elevation view of an epicardial temporary pacing lead assembly in accordance with an embodiment of the invention;
fig. 2 is a cross-sectional view of a pacing lead of an epicardial temporary pacing lead assembly according to an embodiment of the invention.
In the figure, 1-a myocardial fixator, 2-a pacing lead, 3-a metal skin needle, 11-a metal baffle, 21-scales, 22-marks, 23-an outer membrane and 24-an inner core.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without making any creative effort, shall fall within the protection scope of the present invention.
The purpose of this embodiment is to provide a temporary pacing lead assembly of epicardium, during the installation in the art, insert the myocardium fixer into myocardium, the metal skin needle is worn out the skin, straightens the pacing lead, observes the wire scale that is located the skin surface, and the postoperative is drawn the pacing lead to the scale department of writing well and is cut off to the technical problem who does not have the reference standard when cutting off pacing lead among the prior art has been solved.
Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below are not intended to limit the scope of the present invention as set forth in the claims. The entire contents of the configurations shown in the following embodiments are not limited to those required as solutions of the inventions described in the claims.
Please refer to fig. 1-2. The epicardium temporary pacing lead assembly provided by the embodiment comprises a myocardial fixer 1 which is used for being inserted into a myocardium and fixed at the position of the myocardium, wherein the front end of the myocardial fixer 1 is conical, and barbs are distributed on the outer surface of the myocardial fixer, so that the myocardial fixer can be directly fixed at the current position and can not be reversed without being fixed by a slide wire; the first end of the pacing lead 2 is connected with the tail end of the myocardial fixer 1, and the pacing lead 2 is in a strip shape; a metal skin needle 3 with a first end connected with the second end of the pacing lead 2; the metal skin needle 3 and the cardiac muscle fixer 1 can be both conductive, and the second end of the metal skin needle 3 is used for being connected with the pacemaker; the cardiac muscle fixer 1 is connected with the metal skin needle 3 in a conductive way through the pacing lead 2; the side wall of the pacing lead 2 is uniformly provided with a plurality of scales 21 with color marks extending along the direction from the first end to the second end of the pacing lead 2, and the scales 21 are not necessarily standard distances, as long as they can serve as a reference.
So set up, during the installation use in the art, insert cardiac muscle with cardiac muscle fixer 1, skin is worn out to metal skin needle 3, straightens pacing lead 2, observes the scale 21 that is located the wire on skin surface, and the postoperative is drawn pacing lead 2 and is cut to the scale 21 department of writing well to the problem of no reference standard when cutting pacing lead 2 among the prior art has been solved, and has the colour, can distinguish current distance according to different colours fast.
In a more specific embodiment, the scale 21 is marked with a thin black line every 1cm, a thick red line at 10cm, a thick yellow line at 20cm, a thick green line at 30cm, and a thick black line at 40cm from the first end of the pacing lead 2, although the line may be in other colors, as long as the line is distinguished, and the length may be not more than 40cm, and may be set as required. So set up, be marked scale 21 and can let operating personnel discern current distance fast for the operation progress.
In an optional embodiment, the side wall of the second end of the pacing lead 2 is further provided with a mark 22 for distinguishing the positive electrode and the negative electrode of the lead, and the mark 22 may be a groove with different sizes or a character mark as long as the positive electrode and the negative electrode can be distinguished. So set up, in the art with the postoperative, prevent that positive negative pole can not be discerned fast after wire and cardiac pacemaker break away from to delay cardiac pacing, cause serious consequence.
In more specific embodiments, the mark 22 is divided into red marks and black marks, and the red marks and the black marks may be pigments coated on the surface of the wire or black and red strings, wherein the red marks represent positive electrodes and the black marks represent negative electrodes. By adopting the arrangement, the medical staff can be further prevented from misoperation by adopting the well-known positive and negative electrodes of the power supply represented by red and black.
As a preferred embodiment, the front end of the myocardial fixer 1 is a cone formed by sequentially overlapping three cones, the diameters of the bottom surfaces of the three cones are gradually increased, the increasing direction is along the direction from the front end to the tail end of the myocardial fixer 1, the outline pattern of the front end of the myocardial fixer 1 is similar to a fishbone-shaped pattern, the outer surface of each cone is provided with an agnail, the tail end of the myocardial fixer 1 is provided with a metal baffle plate 11, the thickness of the metal baffle plate 11 is 0.5-4mm, and the diameter of a circumscribed circle of the metal baffle plate 11 is larger than the diameter of the largest bottom surface of the cone at the front end of the myocardial fixer 1.
So set up, the front end outline pattern of cardiac muscle fixer 1 is similar with fishbone form pattern, and the surface is equipped with the barb, and further prevents that cardiac muscle fixer 1 from breaking away from in the cardiac muscle, is equipped with metal separation blade 11 and its circumscribed circle diameter is greater than the diameter of the biggest bottom surface of cardiac muscle fixer 1 front end cone, can avoid cardiac muscle fixer 1 to insert too deeply, leads to heart injury.
In a further embodiment, the metal baffle 11 has a polygonal or arc-shaped cross section, preferably a circular cross section. The arrangement is round, so that the myocardial and surrounding tissues can be prevented from being cut by the round-shaped structure.
In an alternative embodiment, the myocardial fixer 1 is made of medical titanium and its alloy material. By the arrangement, the titanium and the titanium alloy have no obvious tissue reaction with human bodies, have good biocompatibility and can be used as electrode slices.
As an alternative embodiment, the pacing lead 2 includes an inner core 24 and an outer membrane 23, the inner core 24 is a twisted multi-fiber metal, and the outer membrane 23 is made of an insulating polymer material. So set up, twist with hands type multifilament metal electric conductivity strong, and the texture is soft, can put at will, and adventitia 23 is made by insulating macromolecular material and does not have obvious reaction with human tissue, and biocompatibility is good.
As an alternative embodiment, the pacing lead 2 has a rectangular or arc-shaped cross-section, preferably circular. So set up to circular, the wire outer wall is smooth, can not cause secondary damage to the wound, alleviates patient's pain.
In a further embodiment, the cross section of the second end of the metal skin needle 3 is triangular and is similar to an equilateral triangle, the metal skin needle 3 is a straight skin needle, and the middle part of the metal skin needle is made of metal with strong flexibility. So set up, the cross section sets up to triangle-shaped on the one hand, makes things convenient for metal skin needle 3 to wear out skin, and on the other hand metal skin needle 3 adopts straight skin needle, wears out the skin after, bends it off with the fingers and thumb, folding from the mid portion, then inserts the pacemaker, because what the middle part of metal skin needle 3 adopted is that the metal that the pliability is strong is made, so bend off with the fingers and thumb, folding process is comparatively simple, laborsaving, and can not harm apparatus or medical staff.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. An epicardial temporary pacing lead assembly is characterized by comprising a myocardial fixer (1) which is used for being inserted into a myocardium and fixed at the position, and a pacing lead (2) of which the first end is connected with the tail end of the myocardial fixer (1); a metal skin needle (3) with a first end connected with the second end of the pacing lead (2); the second end of the metal skin needle (3) is used for being connected with a pacemaker, and the myocardial fixer (1) is electrically connected with the metal skin needle (3) through the pacing lead (2); the side wall of the pacing lead (2) is uniformly provided with a plurality of scales (21) which extend from the first end to the second end of the pacing lead (2) and are provided with color marks.
2. The epicardial temporary pacing lead assembly according to claim 1, characterized in that the scale (21) is marked with thin black lines every 1cm, with thick red lines at 10cm, with thick yellow lines at 20cm, with thick green lines at 30cm and with thick black lines at 40cm from the first end of the pacing lead (2).
3. The epicardial temporary pacing lead assembly according to claim 1, characterized in that a marker (22) for distinguishing the positive and negative polarities of the lead is further provided on the sidewall of the second end of the pacing lead (2).
4. The epicardial temporary pacing lead assembly according to claim 3, wherein the indicia (22) are divided into red and black marks, the red mark representing a positive polarity and the black mark representing a negative polarity.
5. The epicardial temporary pacing lead assembly according to claim 1, wherein the front end of the myocardial fixator (1) is a cone formed by sequentially overlapping three cones, the diameters of the bottom surfaces of the three cones gradually increase, the increasing direction is along the direction from the front end to the tail end of the myocardial fixator (1), the tail end of the myocardial fixator (1) is provided with a metal baffle (11), and the diameter of the circumscribed circle of the metal baffle (11) is larger than the diameter of the largest bottom surface of the cone at the front end of the myocardial fixator (1).
6. The epicardial temporary pacing lead assembly according to claim 5, characterized in that the metal baffle (11) has a polygonal or arc-shaped cross section.
7. The epicardial temporary pacing lead assembly according to claim 1, characterized in that the myocardium anchor (1) is made of medical titanium and its alloy.
8. The epicardial temporary pacing lead assembly according to claim 1, characterized in that the pacing lead (2) comprises an inner core (24) and an outer membrane (23), the inner core (24) being a twisted multi-fiber metal, the outer membrane (23) being made of an insulating polymer material.
9. The epicardial temporary pacing lead assembly according to claim 1, characterized in that the pacing lead (2) has a rectangular or arc-shaped cross section.
10. The epicardial temporary pacing lead assembly according to claim 1, characterized in that the second end of the metal hypodermic needle (3) has a triangular cross-section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910931792.7A CN110681053B (en) | 2019-09-29 | 2019-09-29 | Epicardial temporary pacing lead assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910931792.7A CN110681053B (en) | 2019-09-29 | 2019-09-29 | Epicardial temporary pacing lead assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110681053A CN110681053A (en) | 2020-01-14 |
| CN110681053B true CN110681053B (en) | 2022-11-22 |
Family
ID=69111016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910931792.7A Active CN110681053B (en) | 2019-09-29 | 2019-09-29 | Epicardial temporary pacing lead assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110681053B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4541440A (en) * | 1984-11-14 | 1985-09-17 | Cordis Corporation | Bipolar epicardial temporary pacing lead |
| US5217027A (en) * | 1991-05-30 | 1993-06-08 | Medtronic, Inc. | Temporary cardiac lead |
| CN203556058U (en) * | 2013-09-16 | 2014-04-23 | 王强 | A multi-core heart surface pacemaker connection wire |
| CN204601383U (en) * | 2015-05-11 | 2015-09-02 | 复旦大学附属中山医院 | Heart passive Pacing lead Absorbable rod wing fixed structure |
| CN105530867A (en) * | 2013-08-21 | 2016-04-27 | 传感技术股份有限公司 | Drug elution for in vivo protection of bio-sensing analytes |
| CN206979842U (en) * | 2016-12-20 | 2018-02-09 | 南京心湃医疗科技有限公司 | A kind of cardiac pacemaker current provides unit and device |
| CN208785591U (en) * | 2018-03-20 | 2019-04-26 | 甄雅南 | Temporary heart Pacing lead |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6921295B2 (en) * | 2001-04-19 | 2005-07-26 | Medtronic, Inc. | Medical lead extension and connection system |
| US7343206B2 (en) * | 2003-04-25 | 2008-03-11 | Medtronic, Inc. | Implantable medical lead and system, and method of use thereof |
| EP2890445B1 (en) * | 2012-08-21 | 2018-10-10 | Pacesetter, Inc. | X-ray identification for active implantable medical device |
| US20150119866A1 (en) * | 2013-10-29 | 2015-04-30 | Igor Nichiporenko | Surgical Marker and Cap |
| US20180104482A1 (en) * | 2016-10-14 | 2018-04-19 | Boston Scientific Neuromodulation Corporation | Systems and methods for determining orientation of an implanted lead |
-
2019
- 2019-09-29 CN CN201910931792.7A patent/CN110681053B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4541440A (en) * | 1984-11-14 | 1985-09-17 | Cordis Corporation | Bipolar epicardial temporary pacing lead |
| US5217027A (en) * | 1991-05-30 | 1993-06-08 | Medtronic, Inc. | Temporary cardiac lead |
| CN105530867A (en) * | 2013-08-21 | 2016-04-27 | 传感技术股份有限公司 | Drug elution for in vivo protection of bio-sensing analytes |
| CN203556058U (en) * | 2013-09-16 | 2014-04-23 | 王强 | A multi-core heart surface pacemaker connection wire |
| CN204601383U (en) * | 2015-05-11 | 2015-09-02 | 复旦大学附属中山医院 | Heart passive Pacing lead Absorbable rod wing fixed structure |
| CN206979842U (en) * | 2016-12-20 | 2018-02-09 | 南京心湃医疗科技有限公司 | A kind of cardiac pacemaker current provides unit and device |
| CN208785591U (en) * | 2018-03-20 | 2019-04-26 | 甄雅南 | Temporary heart Pacing lead |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110681053A (en) | 2020-01-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10751526B2 (en) | Subcutaneous lead implantation | |
| US9675371B2 (en) | Dilator sheath set | |
| US4444207A (en) | Method of anchoring a temporary cardiac pacing lead | |
| US3474791A (en) | Multiple conductor electrode | |
| US4633880A (en) | Surgical electrode | |
| US6173205B1 (en) | Electrophysiology catheter | |
| US4541440A (en) | Bipolar epicardial temporary pacing lead | |
| US6907296B1 (en) | Implantable cardiac lead having convenient implant location identification and method of manufacture | |
| CN107106836A (en) | The blood vessel outer lead design of the pace-making for being used to optimize and sensing of with segmentation, part electric insulation defibrillation coil | |
| CN103328040A (en) | Leadless pacemaker with radial fixation mechanism | |
| US20220378351A1 (en) | Nerve monitoring and/or stimulation electrode assemblies | |
| CN110681053B (en) | Epicardial temporary pacing lead assembly | |
| CN106782745B (en) | A kind of bipolar cardiac pacemaker current provides conducting wire and unit, device | |
| US20120203245A1 (en) | Nerve stimulator | |
| CN206979842U (en) | A kind of cardiac pacemaker current provides unit and device | |
| CN115869534B (en) | Implant electrode and peripheral nerve stimulation system thereof | |
| WO2018059426A1 (en) | Spring contact-type cardiac pacing lead | |
| CN111244705B (en) | A test is with connecting wire for artificial heart pacemaker implants | |
| CN212089714U (en) | Protrusion plasma needle electrode for transurethral bladder tumor enucleation | |
| CN113426011A (en) | Percutaneous implantation electrode | |
| RU148631U1 (en) | EPICARDIAL ELECTRODE FOR TEMPORARY CARDIAC STIMULATION AFTER CARDIO SURGERY | |
| CN218187545U (en) | Degradable suture-free easily-detachable epicardial pacing lead | |
| CN214966019U (en) | Face lifting arc leading-in device | |
| CN215916226U (en) | Mounting seat of percutaneous implantation electrode adapter | |
| CN1127990C (en) | Fast bedside temporary pacemaker and method of using it |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |