CN213156541U - Electrophysiological locator for spinal cord tumor operation - Google Patents
Electrophysiological locator for spinal cord tumor operation Download PDFInfo
- Publication number
- CN213156541U CN213156541U CN202020736309.8U CN202020736309U CN213156541U CN 213156541 U CN213156541 U CN 213156541U CN 202020736309 U CN202020736309 U CN 202020736309U CN 213156541 U CN213156541 U CN 213156541U
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- Prior art keywords
- needle
- arm
- recording electrode
- spinal cord
- sleeve
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- 206010062261 spinal cord neoplasm Diseases 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 33
- 230000008569 process Effects 0.000 claims abstract description 31
- 230000000638 stimulation Effects 0.000 claims description 39
- 210000000278 spinal cord Anatomy 0.000 claims description 12
- 206010028980 Neoplasm Diseases 0.000 claims description 8
- 230000007831 electrophysiology Effects 0.000 claims description 8
- 238000002001 electrophysiology Methods 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 5
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 230000005855 radiation Effects 0.000 abstract description 5
- 208000037959 spinal tumor Diseases 0.000 abstract description 5
- 206010011409 Cross infection Diseases 0.000 abstract description 3
- 206010029803 Nosocomial infection Diseases 0.000 abstract description 3
- 210000003141 lower extremity Anatomy 0.000 abstract 2
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000002594 fluoroscopy Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 2
- 230000000763 evoking effect Effects 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 210000005036 nerve Anatomy 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 210000002161 motor neuron Anatomy 0.000 description 1
- 230000001537 neural effect Effects 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
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Abstract
An electrophysiological locator for spinal cord tumor operation belongs to the technical field of medical appliances. Including the location subsides, two-sided subsides and protection film, characterized by pastes at the location and is equipped with the spout, be equipped with the cursor slide in the spout, be equipped with the needle cover on the cursor slide, be equipped with the baffle on the needle cover, the baffle middle section is equipped with the puncture hole, the puncture hole lower limb is equipped with the spring housing, the spring housing lower limb is equipped with recording electrode anode needle, the spout both ends are equipped with the linking arm, link up the arm inboard and be equipped with recording electrode cathode needle, it is equipped with the support arm to link up the wall linking arm outside, be equipped with the sleeve pipe on the support arm, be equipped with the elasticity arm on the sleeve. Can accurately position the upper end and the lower end of the spinal tumor when the spinal tumor operation is performed on a patient, standardizes the electrophysiological positioning operation process, avoids the radiation of repeated X-ray perspective positioning to the patient and an operator in the operation, shortens the operation time, reduces the workload of the operator, avoids the occurrence of cross infection and complications, and improves the operation quality and the medical level.
Description
The technical field is as follows: the utility model belongs to the technical field of medical appliances, in particular to an electrophysiological locator for spinal cord tumor operation.
Background art: at present, the positioning method of the upper end and the lower end of the spinal tumor operation is mainly X-ray fluoroscopy in the operation, and repeated fluoroscopy is needed to achieve the best effect, the defect of X-ray fluoroscopy in the operation is that not only the operation time is increased, but also the risk of infection of a patient after the operation is increased, certain X-ray radiation can be caused to the patient and an operator during the operation, especially, the operator repeatedly receives the X-ray radiation during the work, and the body health of the operator is seriously affected. With the continuous development and progress of the electrophysiological technology, the application of the electrophysiological technology in the operation is mature, the spinal cord electrophysiological stimulation evoked potential is to give a certain amount of electrical stimulation to a specific part (upper end or lower end) of the spinal cord, and record a waveform with a fixed time interval (time-locked relation) and a specific phase with the stimulation at the specific part (lower end or upper end) of the spinal cord.
The invention content is as follows: the utility model aims at providing a can pinpoint spinal cord tumour upper and lower extreme when carrying out the spinal cord tumour operation for patient, standardize electrophysiology location operation process, avoid the art in relapse X line perspective location to patient and art person's radiation, shorten the operation time, reduce art person's work load, avoid cross infection and complication to take place, improve operation quality and medical level's spinal cord tumour art in electrophysiology locater.
The technical scheme of the utility model is that: the needle holder comprises a positioning paste, a double-sided paste and a protective film, and is characterized in that a chute is arranged on the positioning paste, a left sliding arm and a right sliding arm are arranged in the chute, a needle sleeve is arranged on the sliding arm, a baffle is arranged at the upper opening of the needle sleeve, a puncture hole is arranged at the middle section of the baffle, a spring sleeve is arranged at the lower edge of the puncture hole, a recording electrode anode needle is arranged at the lower edge of the spring sleeve, the upper section of the recording electrode anode needle penetrates through the puncture hole, a needle holder is arranged at the upper end of the recording electrode anode needle, a fixing arm is arranged on the needle holder, an electrode clamp is arranged on the fixing arm, the fixing arm and the recording electrode anode needle are connected by a power line, a folding shaft is arranged at the right side of the needle holder, a hanging arm is arranged on the folding shaft, a hook is arranged on the hanging arm, a shifting handle is arranged at, the upper end of the guide rod is provided with a pressing handle, the wall of the sliding groove is provided with a graduated scale, the left end and the right end of the sliding groove are provided with linking arms, the inner side of the middle section of each linking arm is provided with a recording electrode cathode needle, the outer side of each linking arm of the linking wall is provided with a support arm, the support arm is provided with two sleeves, each sleeve is provided with an elastic arm, each elastic arm is provided with an spinous process electric stimulation anode needle and an spinous process electric stimulation cathode needle, and the tail end.
Preferably, the graduated scale is a bidirectional measuring scale.
Preferably, the recording electrode cathode needle, the spinous process electrical stimulation anode needle and the spinous process electrical stimulation cathode needle are provided with electrode wire insertion holes, and the mouth parts of the electrode wire insertion holes are provided with rubber sleeve gaskets.
Preferably, the recording electrode anode needle, the recording electrode cathode needle, the spinous process electrical stimulation anode needle and the spinous process electrical stimulation cathode needle are in a straight line.
The utility model has the advantages that: the utility model discloses can pinpoint the spinal cord tumour upper and lower extreme when carrying out the spinal cord tumour operation for patient, standardize electrophysiology location operation process, avoid the art in relapse X line perspective location to patient and art person's radiation, shorten the operation time, reduce art person's work load, avoid cross infection and complication to take place, improve operation quality and medical treatment level.
Description of the drawings:
fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the needle guard structure of the present invention.
Figure 3 is the utility model discloses dipperstick structural schematic.
Figure 4 is the utility model discloses electrode line jack structure sketch map.
In the figure 1, a positioning sticker; 2. pasting on two sides; 3. a protective film; 4. a chute; 5. a slide arm; 6. a needle sleeve; 7. a baffle plate; 8. puncturing a hole; 9. a spring housing; 10. recording an electrode anode needle; 11. a needle seat; 12. a fixed arm; 13. an electrode holder; 14. a power line; 15. a folding shaft; 16. hanging the arm; 17. hooking; 18. a handle; 19. a positioning ring; 20. marking the hole; 21. A guide bar; 22. marking cotton; 23. an elastic band; 24. pressing the handle; 25. a graduated scale; 26. a joining arm; 27. a recording electrode cathode needle; 28. a support arm; 29. a sleeve; 30. a spring arm; 31. Spinous process electrical stimulation anode needle; 32. spinous process electrical stimulation cathode needle; 33. a positioning ball; 34. an electrode wire jack; 35. and (6) rubber sleeve cushion.
The specific implementation mode is as follows: comprises a positioning paste 1, a double-sided paste 2 and a protective film 3, and is characterized in that a chute 4 is arranged on the positioning paste 1, a left sliding arm 5 and a right sliding arm 5 are arranged in the chute 4, a needle sleeve 6 is arranged on the sliding arm 5, a baffle 7 is arranged at the upper opening of the needle sleeve 6, a puncture hole 8 is arranged in the middle section of the baffle 7, a spring sleeve 9 is arranged at the lower edge of the puncture hole 8, a recording electrode anode needle 10 is arranged at the lower edge of the spring sleeve 9, the upper section of the recording electrode anode needle 10 penetrates through the puncture hole 8, a needle seat 11 is arranged at the upper end of the recording electrode anode needle 10, a fixed arm 12 is arranged on the needle seat 11, an electrode clamp 13 is arranged on the fixed arm 12, the fixed arm 12 is connected with the recording electrode anode needle 10 by a power line 14, a folding shaft 15 is arranged at the right side of the needle seat 11, a hanging arm 16 is arranged on, the left section of the baffle 7 is provided with a mark hole 20, a guide rod 21 is arranged in the mark hole 20, mark cotton 22 is arranged at the lower end of the guide rod 21, an elastic band 23 is arranged between the upper section of the guide rod 21 and the baffle 7, a pressing handle 24 is arranged at the upper end of the guide rod 21, a graduated scale 25 is arranged on the wall of the sliding groove 4, connecting arms 26 are arranged at the left end and the right end of the sliding groove 4, a recording electrode cathode needle 27 is arranged on the inner side of the middle section of each connecting arm 26, a support arm 28 is arranged on the outer side of each connecting arm 26, two sleeve pipes 29 are arranged on the support arms 28, an elastic force arm 30 is arranged on each sleeve pipe 29, a spinous process electric stimulation anode. When a spinal cord tumor operation is performed on a patient, the protective film 3 is taken off, the double-sided sticker 2 is adhered on the spine of the patient, the spinous process electrical stimulation anode needle 31 and the spinous process electrical stimulation cathode needle 32 are respectively inserted into the adjacent spinous process or interspinal muscle at the upper section of the end of the spinal column and the lower section of the tail end, the interval between the spinous process electrical stimulation anode needle 31 and the spinous process electrical stimulation cathode needle 32 is about 2cm, the recording electrical stimulation cathode needle 27 is respectively inserted into the spinous process or interspinal muscle at the right side of the spinous process electrical stimulation cathode needle 32 at the head end of the spinal column and the spinous process electrical stimulation cathode needle at the left side of the spinous process electrical stimulation cathode needle 32, the electrode clamp 13 is clamped and connected on the recording electrode anode stimulation box of the nerve electrophysiology monitoring machine, the spinous process anode needle 31 and the spinous process electrical stimulation cathode needle 32 are respectively connected on the stimulation box of which is marked with an anode and a cathode, the stimulation output selects a voltage stimulation constant voltage stimulation mode, the recording electrical stimulation cathode needle is connected on a recording box of a nerve electrophysiology monitoring machine, the setting of the recording parameters refers to an evoked potential (EP mode) as well, when a tumor is positioned, a graduated scale 25 is observed from the head end from top to bottom, a slide arm 5 is moved, a needle seat 11 is pressed according to the moving distance and the body state of a patient to ensure that a recording electrode anode needle 10 is punctured and inserted (the inserting needle depth is about 2cm), the puncturing depth is positioned by a hook 17 and a positioning ring 19, the waveform change recorded by a stimulation signal is observed, in this way, after the needle is punctured section by section, a shifting handle 18 is shifted to disconnect the hook 17 and the positioning ring 19, the needle is pulled by pulling the recording electrode anode needle 10 by a spring sleeve 9, the stimulation signal excites the motor neuron cells at the anterior angle of the spinal cord and the descending motion conduction path of a direct excitation vertebral, when the stimulation signal reaches the upper end of the spinal tumor, the recorded signal begins to weaken and shows the change of the recorded waveform, the showing form is that the amplitude begins to reduce, the latency is prolonged, thus the upper end of the spinal tumor can be positioned, then the pressing handle 24 is pressed, and the marking cotton 22 is marked on the double-sided sticker 2; when the lower part of the tumor is positioned, the other slide arm 5 is moved from the tail end of the spinal column from bottom to top by the same method, signals are stimulated and recorded while being moved, the stimulation signals excite ascending conduction paths of spinal cord posterior cord graticule and cuneiform tracts, the signals are upwards conducted through the ascending sensory conduction paths, the recorded signals of the spinal cord begin to weaken when the signals reach the lower end of the spinal cord tumor, the recorded signals also show the change of the waveform, the expression form is that the amplitude begins to reduce, the latency is prolonged, the lower end of the spinal cord tumor can be positioned, the pressing handle 24 is pressed, and the marking cotton 22 is marked on the double-sided sticker 2.
Preferably, the scale 25 is a bidirectional measuring scale. This arrangement is advantageous in controlling the moving accuracy of the slide arm 5.
Preferably, the recording electrode cathode needle 27, the spinous process electrical stimulation anode needle 31 and the spinous process electrical stimulation cathode needle 32 are provided with an electrode wire insertion hole 34, and the mouth of the electrode wire insertion hole 34 is provided with a rubber sleeve pad 35. This arrangement facilitates connection to the neurophysiological monitoring machine via the electrode wires, respectively.
Preferably, the recording electrode anode needle 10, the recording electrode cathode needle 27, the spinous process electrical stimulation anode needle 31, and the spinous process electrical stimulation cathode needle 32 are in a straight line. The arrangement is favorable for positioning and inserting needle for spinal puncture.
Claims (4)
1. Electrophysiological positioning appearance in spinal cord tumour art, including location subsides (1), two-sided subsides (2) and protection film (3), characterized by: the positioning paste (1) is provided with a sliding groove (4), the sliding groove (4) is internally provided with a left sliding arm (5) and a right sliding arm (5), the sliding arm (5) is provided with a needle sleeve (6), the upper opening of the needle sleeve (6) is provided with a baffle (7), the middle section of the baffle (7) is provided with a puncture hole (8), the lower edge of the puncture hole (8) is provided with a spring sleeve (9), the lower edge of the spring sleeve (9) is provided with a recording electrode anode needle (10), the upper section of the recording electrode anode needle (10) penetrates through the puncture hole (8), the upper end of the recording electrode anode needle (10) is provided with a needle seat (11), the needle seat (11) is provided with a fixed arm (12), the fixed arm (12) is provided with an electrode clamp (13), the fixed arm (12) is connected with the recording electrode anode needle (10) by means of a power line (14), the, a hook (17) is arranged on the hanging arm (16), a shifting handle (18) is arranged at the lower section of the hanging arm (16), a positioning ring (19) is arranged at the right side of the upper section of the needle sleeve (6), a marking hole (20) is arranged at the left section of the baffle plate (7), a guide rod (21) is arranged in the marking hole (20), marking cotton (22) is arranged at the lower end of the guide rod (21), an elastic band (23) is arranged between the upper section of the guide rod (21) and the baffle plate (7), a pressing handle (24) is arranged at the upper end of the guide rod (21), a graduated scale (25) is arranged on the wall of the sliding chute (4), linking arms (26) are arranged at the left and right ends of the sliding chute (4), a recording electrode cathode needle (27) is arranged at the inner side of the middle section of the linking arm (26), a supporting arm (28) is arranged at the outer side of the linking arm (26), two sleeves (29) are arranged on the supporting arm (28, the tail end of the support arm (28) is provided with a positioning ball (33).
2. The spinal cord tumor intraoperative electrophysiology locator of claim 1, wherein: the graduated scale (25) is a bidirectional measuring scale.
3. The spinal cord tumor intraoperative electrophysiology locator of claim 1, wherein: and the recording electrode cathode needle (27), the spinous process electrical stimulation anode needle (31) and the spinous process electrical stimulation cathode needle (32) are provided with an electrode wire jack (34), and the mouth part of the electrode wire jack (34) is provided with a rubber sleeve pad (35).
4. The spinal cord tumor intraoperative electrophysiology locator of claim 1, wherein: the recording electrode anode needle (10), the recording electrode cathode needle (27), the spinous process electrical stimulation anode needle (31) and the spinous process electrical stimulation cathode needle (32) are arranged on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020736309.8U CN213156541U (en) | 2020-04-25 | 2020-04-25 | Electrophysiological locator for spinal cord tumor operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020736309.8U CN213156541U (en) | 2020-04-25 | 2020-04-25 | Electrophysiological locator for spinal cord tumor operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213156541U true CN213156541U (en) | 2021-05-11 |
Family
ID=75764656
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020736309.8U Expired - Fee Related CN213156541U (en) | 2020-04-25 | 2020-04-25 | Electrophysiological locator for spinal cord tumor operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213156541U (en) |
-
2020
- 2020-04-25 CN CN202020736309.8U patent/CN213156541U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210511 |
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| CF01 | Termination of patent right due to non-payment of annual fee |