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CN-224217869-U - Electrode lead signal adapter of cardiac pacemaker

CN224217869UCN 224217869 UCN224217869 UCN 224217869UCN-224217869-U

Abstract

The utility model discloses a signal adapter of an electrode lead of a cardiac pacemaker, which belongs to the technical field of medical equipment and particularly comprises a sleeve and a clamping holder, wherein an anode wiring assembly and a cathode wiring assembly which are used for being connected with an anode column and a cathode column of the electrode lead of the cardiac pacemaker and can rotate are arranged in the sleeve, and two conducting strips are fixed on the clamping holder and are respectively and electrically connected with the anode wiring assembly and the cathode wiring assembly. The utility model adopts a plug-in mode to connect with the electrode end of the electrode wire, and is matched with 360-degree unimpeded rotation design of the cathode wiring assembly and the anode wiring assembly and a wire clamping mechanism which is arranged independently, thereby not only ensuring unimpeded rotation of the electrode wire, but also ensuring that the cathode column and the anode column can keep stable signal connection with the adapter all the time in the rotation process of the electrode wire, and ensuring that a detecting instrument can continuously display electrode signals in real time so as to improve the installation efficiency and the accuracy of the electrode wire of the cardiac pacemaker.

Inventors

  • LUO PENG
  • HUANG SHIAN
  • HUANG ZUFENG
  • Yu Manyuan

Assignees

  • 广东医科大学附属医院

Dates

Publication Date
20260508
Application Date
20250605

Claims (10)

  1. 1. The signal adapter of the cardiac pacemaker electrode lead is characterized by comprising a sleeve (1) and a clamp holder (2), wherein an anode wiring assembly (5) and a cathode wiring assembly (6) which are used for being connected with an anode column and a cathode column of the cardiac pacemaker electrode lead and can rotate are arranged in the sleeve (1); Two conducting strips (4) are fixed on the clamp holder (2), and the two conducting strips (4) are respectively electrically connected with the anode wiring assembly (5) and the cathode wiring assembly (6).
  2. 2. A cardiac pacemaker electrode lead wire signal adapter according to claim 1 wherein the anodic wiring assembly (5) comprises an inner collar (501) and a conductive fixing ring (502), the conductive fixing ring (502) is fixedly sleeved outside the inner collar (501), three reeds (521) bent towards the inner collar (501) are stamped and formed at equal distances around the circumference in the middle of the conductive fixing ring (502) towards the outer side, and windows (522) are formed at positions of the conductive fixing ring (502) where the reeds (521) are stamped.
  3. 3. The cardiac pacemaker electrode lead wire signal adapter according to claim 2 wherein the inner collar (501) is provided with a round hole (511) at the center of the window (522), an annular ball slip ring (523) is integrally stamped at the inner side of the reed (521) at the position corresponding to the round hole (511), and a ball a (503) is arranged between each reed (521) and the corresponding round hole (511); the diameter of the ball A (503) is larger than that of the round hole (511).
  4. 4. The cardiac pacemaker electrode lead wire signal adapter according to claim 1 wherein the cathode wiring assembly (6) comprises a mover insert ring (601), a carrier ring assembly (602) and a stator ring (603), the mover insert ring (601) comprises a stainless steel sleeve (611), a locating disk (612) extending outwards and of annular design is integrally formed on top of the stainless steel sleeve (611); The stator ring (603) and the supporting ring assembly (602) are movably sleeved on the outer side of the stainless steel sleeve (611), and the supporting ring assembly (602) is located between the stator ring (603) and the positioning disc (612).
  5. 5. A cardiac pacemaker electrode lead wire signal adapter according to claim 4 wherein the carrier ring assembly (602) comprises two nested retaining rings (621), a plurality of balls C (622) are circumferentially disposed between the two retaining rings (621), and the surfaces of the balls C (622) are in contact with the bottom surface of the retaining disk (612) and the top surface of the stator ring (603), respectively.
  6. 6. The cardiac pacemaker electrode lead wire signal adapter according to claim 4 wherein the top of the positioning disk (612) is circumferentially distributed with a plurality of balls B (604) around a stainless steel sleeve (611), and grooves in annular design are integrally formed on the positioning disk (612) corresponding to the positions of the balls B (604) and the balls C (622) for positioning the balls B (604) and the balls C (622); both ball a (503) and ball C (622) are metal balls.
  7. 7. A cardiac pacemaker electrode lead wire signal adapter according to claim 4 wherein the surface of the stainless steel sleeve (611) is stamped with a plurality of V-shaped anti-slip snap springs (613) at equal distances around the circumference towards the inside of the stainless steel sleeve (611).
  8. 8. The cardiac pacemaker electrode lead wire signal adapter according to claim 1, wherein the sleeve (1) is composed of three parts of a middle tube (101), a front end tube (102) and a tail end tube (103), the middle parts of the middle tube (101) and the front end tube (102) are electrode jacks (112), the top of the middle tube (101) is integrally formed with an anode wiring installation groove (111) which is used for installing an anode wiring assembly (5) and is in annular design, and three positioning pins (121) are integrally formed at the bottom of the front end tube (102) corresponding to the gap positions among three reeds (521) in the anode wiring assembly (5); The cathode wiring installation groove (131) for installing the cathode wiring assembly (6) is integrally formed in the center of the tail end pipe (103), the top of the cathode wiring installation groove (131) is communicated with the electrode jack (112), an annular avoidance groove (132) is formed in the middle of the cathode wiring installation groove (131) corresponding to the position of the V-shaped anti-falling clamp spring (613), a supporting ring groove (133) for installing the stator ring (603) and the supporting ring assembly (602) is integrally formed in the top of the cathode wiring installation groove (131), the stator ring (603) is fixed at the bottom of the supporting ring groove (133), and a ball groove (134) for rolling the ball B (604) is integrally formed in the bottom of the middle section pipe (101).
  9. 9. The cardiac pacemaker electrode lead wire signal adapter according to claim 1, wherein the clamping holder (2) is integrally formed at the end part of the tail end tube (103), two clamping grooves (3) are integrally formed on the clamping holder (2), two conducting strips (4) are fixed in the two clamping grooves (3), anti-skid patterns are arranged on the two conducting strips (4), two conducting strips are arranged inside the sleeve (1), one ends of the two conducting strips are respectively electrically connected with the conducting fixing ring (502) and the stator ring (603), and the other ends of the two conducting strips are respectively electrically connected with the two conducting strips (4).
  10. 10. The cardiac pacemaker electrode lead wire signal transducer according to claim 8 wherein the front end tube (102), the middle tube (101) and the tail end tube (103) are bonded and fixed to each other as a single body.

Description

Electrode lead signal adapter of cardiac pacemaker Technical Field The utility model belongs to the technical field of medical appliances, and particularly relates to a signal adapter of an electrode lead of a cardiac pacemaker. Background In the process of installing a cardiac pacemaker, medical staff needs to slowly rotate an electrode lead of the cardiac pacemaker to enable the front end of the electrode lead to slowly screw into a designated myocardial position, and whether the screw-in position of the front end of the electrode lead is accurate or not is judged, and then the tail end of the electrode lead is required to be connected with a corresponding detecting instrument. At present, when a cathode column and an anode column at the tail end of an electrode lead of a cardiac pacemaker are connected with a detection instrument, the cathode column and the anode column at the tail end of the electrode lead are clamped by a lead clamp, and cannot rotate freely, so that a doctor needs to be repeatedly connected with the detection instrument in the process of installing the electrode lead, the expected purpose can be achieved by continuously trying to adjust, and the whole operation process is extremely time-consuming and labor-consuming. Therefore, a signal adapter which can realize uninterrupted signal connection and does not influence the rotation of the electrode lead of the cardiac pacemaker is designed. Disclosure of utility model The utility model aims to provide a signal adapter for a cardiac pacemaker electrode lead wire, which is used for solving the problems in the prior art. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The utility model provides a cardiac pacemaker electrode wire signal adapter, specifically includes sleeve pipe and jaw seat, the inside positive pole wiring subassembly and the negative pole wiring subassembly that is used for being connected with positive pole post and the negative pole post of cardiac pacemaker electrode wire and can 360 degrees rotations of sleeve pipe, simultaneously, be fixed with two conducting strips on the jaw seat, two conducting strips are connected with positive pole wiring subassembly and negative pole wiring subassembly electricity respectively and are constituted jaw mechanism, wherein, in order to make things convenient for the installation of positive pole wiring subassembly and negative pole wiring subassembly, the sleeve pipe specifically divide into middle section pipe, front end pipe and tail end pipe three parts, and front end pipe, middle section pipe and tail end pipe bond each other and fix and form an organic wholely. Further, in order to realize the accessible 360 degrees rotations of anode connection subassembly, its anode connection subassembly specifically includes two parts of inner collar and electrically conductive solid fixed ring, wherein the outside of inner collar is fixed to the fixed cover of electrically conductive solid fixed ring, and the middle part of electrically conductive solid fixed ring is around circumference equidistance towards outside stamping forming has three reed that the direction was crooked to the inner collar, and the position of punching out the reed on the electrically conductive solid fixed ring then forms the fenestration. Meanwhile, a round hole is formed in the center position of the inner sleeve ring, which is located at the window, an annular ball slip ring is integrally formed at the position, corresponding to the round hole, of the inner side of each reed, a ball A is arranged between each reed and the corresponding round hole, each ball A is a metal ball, the diameter of each ball A is larger than that of the round hole, in the design, the diameter of each round hole is smaller than that of each ball A, the balls A cling to the round hole under the effect of the reed, a contact point capable of rolling is formed on the inner side of the inner sleeve ring by the aid of the partial spherical surface of each ball A, and thrust can be kept towards the inner side direction of the inner sleeve ring by the aid of acting force of each reed, so that stable connection between an anode column of an electrode wire and the balls A can be kept all the time in the rotation process is ensured, and in the process, the balls A are also connected with the reed stably, so that stable connection of signals between the anode column and an anode wiring assembly is ensured. Further, in order to realize the barrier-free 360-degree rotation of the cathode wiring assembly, the cathode wiring assembly comprises a rotor inserting ring, a supporting ring assembly and a stator ring, wherein the rotor inserting ring comprises a stainless steel sleeve, a positioning disk which extends outwards and is in annular design is integrally formed at the top of the stainless steel sleeve, the stator ring and the supporting ring assembly are movably sleeved on the outer side of