CN109529195A - A kind of cathode inner-rotary type Pacemaker implantation p-wire - Google Patents
A kind of cathode inner-rotary type Pacemaker implantation p-wire Download PDFInfo
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- CN109529195A CN109529195A CN201910067626.7A CN201910067626A CN109529195A CN 109529195 A CN109529195 A CN 109529195A CN 201910067626 A CN201910067626 A CN 201910067626A CN 109529195 A CN109529195 A CN 109529195A
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- rotary type
- placing groove
- test line
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- 238000002513 implantation Methods 0.000 title claims abstract description 19
- 238000012360 testing method Methods 0.000 claims abstract description 35
- 241000270722 Crocodylidae Species 0.000 claims abstract description 19
- LNNWVNGFPYWNQE-GMIGKAJZSA-N desomorphine Chemical compound C1C2=CC=C(O)C3=C2[C@]24CCN(C)[C@H]1[C@@H]2CCC[C@@H]4O3 LNNWVNGFPYWNQE-GMIGKAJZSA-N 0.000 claims abstract description 17
- 238000007920 subcutaneous administration Methods 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000000314 lubricant Substances 0.000 claims description 2
- 230000000661 pacemaking effect Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 230000029052 metamorphosis Effects 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000001356 surgical procedure Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003447 ipsilateral effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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
- A61N1/362—Heart stimulators
- A61N1/37—Monitoring; Protecting
- A61N1/3706—Pacemaker parameters
-
- 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
- A61N1/362—Heart stimulators
- A61N1/37—Monitoring; Protecting
- A61N1/3702—Physiological parameters
-
- 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
- A61N1/375—Constructional arrangements, e.g. casings
- A61N1/37512—Pacemakers
-
- 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
- A61N1/375—Constructional arrangements, e.g. casings
- A61N1/37518—Anchoring of the implants, e.g. fixation
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Cardiology (AREA)
- Physiology (AREA)
- Electrotherapy Devices (AREA)
Abstract
The invention proposes a kind of cathode inner-rotary type Pacemaker implantation p-wire, including p-wire, p-wire includes anode ring test line, cathode test line, subcutaneous anode p-wire；Anode ring test line and subcutaneous anode p-wire both ends are fixedly connected to crocodile clip；Cathode test line one end is fixedly connected with crocodile clip, and the other end is fixedly connected with rotary type cathode folder.A kind of cathode inner-rotary type Pacemaker implantation p-wire of the invention, structure is simple, it is easy to use, the cathode that can have both fixed 3830 (Medtronic company SelectSecure 3830) pacing electrode wire electrode tips is pressed from both sides in cathode test, it can rotate therewith again, patient's real-time monitoring pacing electrode cathode terminal under pace-making state is set to be screwed into electrocardiogram metamorphosis in the electrode impedance variation and intracavitary heart figure metamorphosis or non-pacing state cavity of resorption of process.
Description
Technical field
The present invention relates to a kind of medical instruments, and in particular to a kind of cathode inner-rotary type Pacemaker implantation p-wire.
Background technique
Artificial heart plays arm device, because it can issue regular electric pulse, heart can be made to keep bounce, be widely used in curing
Treatment field.Pacemaker, pacing electrode wire and program control instrument constitute pacing system, and wherein pacemaker and pacing electrode wire pass through
Operation implantation human body.
3830 pacing electrode wire of Medtronic company SelectSecure, is a kind of solid core electrode cable, is conveying
Under conduit helps, it can be used for any part in the chambers of the heart and pace, be currently used primarily in Xinier reservoir and left bundle branch region paces.The electrode
Conducting wire one end is electrode tip, and for connecting pacemaker, the other end is screw terminal, for being implanted into heart of patient, electrode tip and screw-in
End is equipped with cathode and anode.Since the electrode tip anode is cyclic structure, also known as anode ring.Patient passes through rotation
The crust of 3830 pacing electrode wires drives whole electrode cable rotation, so that the screw terminal of 3830 pacing electrode wires be planted
Enter in heart of patient.
During surgery, screw terminal is screwed into process and needs to monitor pace-making state at any time with monitor and Pacemaker programmer patient
Electrocardiogram and electrode impedance situation of change, especially electrode are screwed into clockwise by interventricular septum right side in lower screw terminal cathode cavity
Left side process monitors particularly important.In current art, the cathode of 3830 pacing electrode wire electrode tips is fixed simultaneously by crocodile clip
It is connected to monitor by cathode test line, using patient skin as anode, is fixed by crocodile clip and passes through anode p-wire and connect
It is connected to monitor and paces program control instrument, in monitoring process, according to different situations, can choose and also press from both sides upper crocodile on anode ring
Folder, and monitor and pace-making program control instrument are connected to by anode ring test line, to obtain more, more accurate data；In patient
When rotating the crust of 3830 pacing electrode wires, one end that p-wire is fixed by crocodile clip is unable to synchronous rotary, causes the position
P-wire tangled up and knotted, therefore have to interrupt electrocardio and electrode impedance in cathode cavity and monitor, causing to be screwed into stroke can not be real
When continue to monitor electrocardio and electrode impedance and change, however the variation of this electrocardio itself refers to that leading screw terminal is screwed into whether arrive at site
Important evidence, existing way majority are in and " are screwed into-interrupt monitoring；Monitoring-interruption is screwed into " state, or it is being screwed into a trip
After unclamp crocodile clip, then unlock p-wire tangled up and knotted part, then press from both sides crocodile clip again, to monitor whether to be screwed into place, so
It operates, makes troubles to patient repeatedly, and often need convolution to exit because monitoring causes screw terminal to be screwed into position not in time, give patient
Bring pain.
Therefore, it is necessary to a kind of novel test extended line, cathode test folder can both fix 3830 pacing electrode wires electricity
Extreme cathode, and can rotate therewith.
Summary of the invention
To solve the above-mentioned problems, the invention proposes a kind of cathode inner-rotary type Pacemaker implantation p-wires.
The technical scheme is that a kind of cathode inner-rotary type Pacemaker implantation p-wire, including p-wire, the survey
Trying line includes anode ring test line, cathode test line, subcutaneous anode p-wire；The anode ring test line and subcutaneous anode are surveyed
Examination line both ends are fixedly connected to crocodile clip；Described cathode test line one end is fixedly connected with crocodile clip, and the other end is fixed to be connected
It is connected to rotary type cathode folder；The rotary type cathode folder includes lower casing and upper shell；The lower casing and upper outer
It is successively arranged the first placing groove inside shell from front to back, the second placing groove, third placing groove, the 4th placing groove, and described
Four placing groove rear and front ends are equipped with semicircle shape groove；Conductive sheet is equipped in first placing groove；Second placing groove
It is interior to be equipped with spring；Brush is equipped in the third placing groove；It is equipped with conductive rotating cylinder in 4th placing groove, and described leads
Electric rotating cylinder rear and front end is equipped with the collar flange of cooperation the 4th placing groove rear and front end semicircle shape groove；At the spring
It supports and is located on conductive sheet and brush respectively in the both ends of compressive state, and spring；The brush is supported by the elastic force of spring and is set
With on the contact surface of the conductive rotating cylinder；The conductive rotating cylinder interior welds have symmetrical two electroconductive elastic sheets；Institute
Conducting is connected with conductor wire between the conductive sheet and brush stated.
Further, it is all provided with that there are two connection buckles at left and right sides of the lower casing and upper shell；In the connection buckle
Between be equipped with perforative aperture, screw thread is equipped in aperture；The lower casing and upper shell pass through screw means in the aperture
Mode be fixedly connected.
Further, the lower casing and upper housing exterior Middle face, which are equipped with, is parallel to rotary type cathode folder axle center
Index line.
Further, the lower casing and upper shell are that insulating materials is made.
Further, conductive sheet fixation is clamped in first placing groove.
Further, the conductive rotating cylinder activity is placed in the 4th placing groove, and conductive rotating cylinder outer surface is coated with profit
Lubrication prescription.
Further, the core that cathode test line connection rotary type cathode presss from both sides one end is welded in the conductive sheet
One side far from spring.
Further, the anode ring test line is red crust, and the cathode test line is blue crust, described
Subcutaneous anode p-wire be yellow crust.
A kind of cathode inner-rotary type Pacemaker implantation p-wire of the invention, structure is simple, easy to use, and cathode test is pressed from both sides both
The cathode of 3830 pacing electrode wire electrode tips can be fixed, and can be rotated therewith, makes patient that rotation can be continuously monitored
Enter end and is screwed into situation.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of rotatable cathode folder.
Fig. 3 is the structural schematic diagram of electroconductive elastic sheet.
In figure, 1- p-wire, 2- crocodile clip, 3- rotary type cathode folder；1.1- anode ring test line, 1.2- cathode test
The subcutaneous anode p-wire of line 1.3-；3.1- lower casing, the upper shell of 3.2-, the first placing groove of 3.3-, the second placing groove of 3.4-, 3.5-
Third placing groove, the 4th placing groove of 3.6-, 3.7- conductive sheet, 3.8- spring, 3.9- brush, 3.10- conduction rotating cylinder, 3.11- are led
Electric wire, 3.12- connection buckle, 3.13- screw, 3.14- index line, 3.15- electroconductive elastic sheet.
Specific embodiment
It elaborates with reference to the accompanying drawing to a kind of cathode inner-rotary type Pacemaker implantation p-wire of the invention.
As shown in Figure 1, Figure 2, Figure 3 shows, a kind of cathode inner-rotary type Pacemaker implantation p-wire, including p-wire 1, p-wire 1
Including anode ring test line 1.1, cathode test line 1.2, subcutaneous anode p-wire 1.3；Anode ring test line 1.1 and subcutaneous anode
1.3 both ends of p-wire are fixedly connected to crocodile clip 2；1.2 one end of cathode test line is fixedly connected with crocodile clip 2, and the other end is solid
Surely it is connected with rotary type cathode folder 3；Rotary type cathode folder 3 includes lower casing 3.1 and upper shell 3.2；Lower casing 3.1 and upper
The first placing groove 3.3 is successively arranged inside shell 3.2 from front to back, the second placing groove 3.4, third placing groove 3.5, the 4th puts
Slot 3.6 is set, and 3.6 rear and front end of the 4th placing groove is equipped with semicircle shape groove；Conductive sheet 3.7 is equipped in first placing groove 3.3；The
Spring 3.8 is equipped in two placing grooves 3.4；Brush 3.9 is equipped in third placing groove 3.5；Conductive turn is equipped in 4th placing groove 3.6
Cylinder 3.10, and conductive 3.10 rear and front end of rotating cylinder is equipped with the cyclic annular convex of cooperation 3.6 rear and front end semicircle shape groove of the 4th placing groove
Edge；Spring 3.8 is in compressive state, and the both ends of spring 3.8 are supported be located on conductive sheet 3.7 and brush 3.9 respectively；Brush 3.9
Supported by the elastic force of spring 3.8 be located at on the contact surface of conductive rotating cylinder 3.10；Conductive 3.10 interior welds of rotating cylinder have left and right pair
The conductive bullet 3.15 of two claimed；Conducting is connected with conductor wire 3.11 between conductive sheet 3.7 and brush 3.9；Lower casing 3.1 and upper outer
Connection buckle 3.12 there are two being all provided at left and right sides of shell 3.2；It is equipped with perforative aperture among connection buckle 3.12, is equipped with spiral shell in aperture
Line；Lower casing 3.1 is fixedly connected in such a way that screw 3.13 is tightened in the aperture with upper shell 3.2；Lower casing 3.1 and upper
It is all provided in the middle part of 3.2 outer surface of shell and is parallel to the index line 3.14 that rotary type cathode presss from both sides 3 axle center；Lower casing 3.1 and upper outer
Shell 3.2 is that insulating materials is made；The fixation of conductive sheet 3.7 is clamped in the first placing groove 3.3；Conductive 3.10 activity of rotating cylinder is placed
In the 4th placing groove 3.6, and conductive rotating cylinder outer surface is coated with lubricant；Cathode test line 1.2 connects rotary type cathode folder 3
The core of one end is welded in one side of the conductive sheet 3.7 far from spring 3.8；Anode ring test line 1.1 is red crust, cathode test
Line 1.2 is blue crust, and subcutaneous anode p-wire 1.3 is yellow crust.
In practical operation, patient makes in the cathode insertion rotary type cathode folder 3 of 3830 pacing electrode wire electrode tips
Electroconductive elastic sheet 3.15 clamps the cathode of 3830 pacing electrode wires；3 will be pressed from both sides with rotary type cathode on subcutaneous anode p-wire 1.3
Ipsilateral crocodile clip 2 is sandwiched in patient skin；By two crocodiles of the other side on cathode test line 1.2 and subcutaneous anode p-wire 1.3
Fish folder 2 is sandwiched in monitor respectively and paces the yin-yang end of program control instrument；Open monitor and the real-time simultaneously continuous observation of pace-making program control instrument
Intracardiac electrocardiogram shape and Parameters variation determine after screwing in point to instruct the screw-in site of pacing electrode wire to position, pass through rotation
Turn Pacing lead crust mode will 3830 pacing electrode wire screw terminals screw in determined by pace site, at this time without having to worry about
The winding problem of electric grade conducting wire and p-wire is paced, screw-in process observes the pace-making state on monitor and pacing system analyzer in real time
EGC pattern and electrocardiogram deformation (selection His' bundle pacing in electrode impedance variation or non-pacing state cavity of resorption in lower cathode cavity
When be screwed into observe under non-pacing state, select then to observe under pace-making state when the pace-making of left bundle branch region be screwed into), up to being threaded to
Suitable position.
In next test analysis, it can be pressed from both sides according to patient's needs, while by the crocodile clip 2 of anode ring test line 1.1
In the anode ring of 3830 pacing electrode wire electrode tips, the crocodile clip 2 of the other end is sandwiched on monitor and Pacemaker programmer,
To obtain more more accurate data；It is defined further according to patient and completes parameters measurement.
Finally, removing p-wire；Carry out subsequent pacemaker installation implant surgery.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
For the equivalent embodiment of equivalent variations, but anything that does not depart from the technical scheme of the invention content, according to the technical essence of the invention
Any simple modification, equivalent change and modification to the above embodiments, all of which are still within the scope of the technical scheme of the invention.
Claims (8)
1. a kind of cathode inner-rotary type Pacemaker implantation p-wire, which is characterized in that including p-wire (1), the p-wire (1)
Including anode ring test line (1.1), cathode test line (1.2), subcutaneous anode p-wire (1.3)；The anode ring test line
(1.1) and subcutaneous anode p-wire (1.3) both ends are fixedly connected to crocodile clip (2)；Described cathode test line (1.2) one end
It is fixedly connected with crocodile clip (2), the other end is fixedly connected with rotary type cathode folder (3)；The rotary type cathode presss from both sides (3)
Including lower casing (3.1) and upper shell (3.2)；Inside the lower casing (3.1) and upper shell (3.2) from front to back successively
Equipped with the first placing groove (3.3), the second placing groove (3.4), third placing groove (3.5), the 4th placing groove (3.6), and described
Four placing grooves (3.6) rear and front end is equipped with semicircle shape groove；Conductive sheet (3.7) are equipped in first placing groove (3.3)；Institute
Spring (3.8) are equipped in the second placing groove (3.4) stated；Brush (3.9) are equipped in the third placing groove (3.5)；It is described
The 4th placing groove (3.6) in be equipped with conductive rotating cylinder (3.10), and conductive rotating cylinder (3.10) rear and front end is equipped with cooperation institute
State the collar flange of the 4th placing groove (3.6) rear and front end semicircle shape groove；The spring (3.8) is in compressive state, and
The both ends of spring (3.8) are supported respectively to be located on conductive sheet (3.7) and brush (3.9)；The brush (3.9) passes through spring
(3.8) elastic force support be located at on the contact surface of the conductive rotating cylinder (3.10)；Described conductive rotating cylinder (3.10) interior welds
There are symmetrical two electroconductive elastic sheets (3.15)；Conducting is connected with conduction between the conductive sheet (3.7) and brush (3.9)
Line (3.11).
2. a kind of cathode inner-rotary type Pacemaker implantation p-wire according to claim 1, it is characterised in that: described is lower outer
There are two being all provided at left and right sides of shell (3.1) and upper shell (3.2) connection buckle (3.12)；It is all provided among the connection buckle (3.12)
There is perforative aperture, is equipped with screw thread in aperture；The lower casing (3.1) and upper shell (3.2) is screwed by screw (3.13)
It is fixedly connected in the mode of the aperture.
3. a kind of cathode inner-rotary type Pacemaker implantation p-wire according to claim 2, it is characterised in that: described is lower outer
The index line for being parallel to rotary type cathode folder (3) axle center is all provided in the middle part of shell (3.1) and upper shell (3.2) outer surface
(3.14)。
4. a kind of cathode inner-rotary type Pacemaker implantation p-wire according to claim 3, it is characterised in that: described is lower outer
Shell (3.1) and upper shell (3.2) are that insulating materials is made.
5. a kind of cathode inner-rotary type Pacemaker implantation p-wire according to claim 1, it is characterised in that: the conduction
Piece (3.7) fixation is clamped in first placing groove (3.3).
6. a kind of cathode inner-rotary type Pacemaker implantation p-wire according to claim 1, it is characterised in that: the conduction
Rotating cylinder (3.10) activity is placed in the 4th placing groove (3.6), and conductive rotating cylinder outer surface is coated with lubricant.
7. a kind of cathode inner-rotary type Pacemaker implantation p-wire according to claim 1, it is characterised in that: the cathode
The core of p-wire (1.2) connection rotary type cathode folder (3) one end is welded in the conductive sheet (3.7) far from spring (3.8)
One side.
8. a kind of cathode inner-rotary type Pacemaker implantation p-wire according to claim 1, it is characterised in that: the anode
Ring test line (1.1) is red crust, and the cathode test line (1.2) is blue crust, the subcutaneous anode p-wire
It (1.3) is yellow crust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910067626.7A CN109529195B (en) | 2019-01-24 | 2019-01-24 | Cathode internal rotation type pacemaker implantation test wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910067626.7A CN109529195B (en) | 2019-01-24 | 2019-01-24 | Cathode internal rotation type pacemaker implantation test wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109529195A true CN109529195A (en) | 2019-03-29 |
| CN109529195B CN109529195B (en) | 2024-05-24 |
Family
ID=65838403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910067626.7A Active CN109529195B (en) | 2019-01-24 | 2019-01-24 | Cathode internal rotation type pacemaker implantation test wire |
Country Status (1)
| Country | Link |
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| CN (1) | CN109529195B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111244705A (en) * | 2020-01-07 | 2020-06-05 | 中国科学院大学宁波华美医院 | A test is with connecting wire for artificial heart pacemaker implants |
| WO2021139608A1 (en) * | 2020-01-07 | 2021-07-15 | 中国科学院大学宁波华美医院 | Connecting line |
| US11944828B2 (en) | 2020-09-24 | 2024-04-02 | Medtronic, Inc. | Rotatable adapter for connecting implantable medical leads to test devices |
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| PUGAZHENDHI VIJAYARAMAN MD 等: "Approach to permanent His bundle pacing in challenging implants", 《HEART RHYTHM》, vol. 15, no. 9, 30 September 2018 (2018-09-30), pages 1428 - 1431 * |
| 陈国方 等: "心脏起搏器起搏电极脱位7例分析", 《心脑血管防治》, vol. 14, no. 3, 31 December 2014 (2014-12-31), pages 259 - 260 * |
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| CN111244705A (en) * | 2020-01-07 | 2020-06-05 | 中国科学院大学宁波华美医院 | A test is with connecting wire for artificial heart pacemaker implants |
| WO2021139608A1 (en) * | 2020-01-07 | 2021-07-15 | 中国科学院大学宁波华美医院 | Connecting line |
| CN111244705B (en) * | 2020-01-07 | 2021-08-06 | 中国科学院大学宁波华美医院 | A test is with connecting wire for artificial heart pacemaker implants |
| US11944828B2 (en) | 2020-09-24 | 2024-04-02 | Medtronic, Inc. | Rotatable adapter for connecting implantable medical leads to test devices |
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