CN209361653U - A kind of deep brain stimulation electrode implanting instrument - Google Patents
A kind of deep brain stimulation electrode implanting instrument Download PDFInfo
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- CN209361653U CN209361653U CN201821269823.4U CN201821269823U CN209361653U CN 209361653 U CN209361653 U CN 209361653U CN 201821269823 U CN201821269823 U CN 201821269823U CN 209361653 U CN209361653 U CN 209361653U
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- pedestal
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Abstract
The utility model discloses a kind of deep brain stimulation electrode implanting instruments, including pedestal placement section, base cover, electrode lock and the cranium hole pedestal being from top to bottom arranged, pedestal placement section is the hat-shaped structure with elastic arm, and elastic arm is arranged in two sides, and pedestal placement section is detachably connected with cranium hole pedestal；Cranium hole pedestal is the disk-shaped structure with through-hole, and through-hole is provided with inner curve portion and clamping part, the clamping part is used to limit the up and down direction displacement of the electrode lock for placing deep brain stimulation electrode on the inside of the through-hole；Electrode lock is for locking electrode, including an external curve portion, coincide with the inner curve portion of cranium hole pedestal；Base cover and the detachable airtight connection of cranium hole pedestal, the electrode locking closure for will place in the through-hole of cranium hole pedestal close.The utility model provide one kind can be accurately positioned, be fixedly secured, the fixed implanting instrument of electrode easy to operate.
Description
Technical field
The utility model belongs to medical instruments field, in particular to a kind of deep brain stimulation electrode implanting instrument.
Background technique
Lesions located in deep brain system belongs to implantable nerve stimulating system one kind, and wherein implantable nerve stimulating system also wraps
Include implanted cortex stimulation (CNS), implanted spinal cord stimulation trial (SCS), implanted vagus nerve electro photoluminescence (VNS) etc., with
For lesions located in deep brain system, main includes impulse generator, electrode and the external control device to implant.Electrode
It is connected with impulse generator, the pulse that impulse generator generates is passed into specific neural position and generates electro photoluminescence, thus
Restore the normal function of human body of corresponding site.In implant electrode surgical procedure, doctor is positioned by 3 D stereo patient first
Device determines the target position of patient's brain, outputs bone hole at suitable skull position according to target position, electrode wires are passed through
Bone hole is inserted into corresponding target position and is tested, and electrode ideally will be fixed on this with fixed device by effect
One position.It is higher and higher to the positioning accuracy request of implantation brain electrode in operation with lesions located in deep brain System Development, more
High precision improves the stability of surgical effect and aftertreatment effect.
Utility model content
The technical issues of the utility model is solved is: how to simplify electrode and fixes, improves the fixed stability of electrode, mention
The accuracy of high electrode positioning reduces the pain that patient is repeatedly implanted into.
To solve the above-mentioned problems, the technical solution of the utility model is as follows: a kind of deep brain stimulation electrode implanting instrument, packet
Include the pedestal placement section being from top to bottom arranged, base cover, electrode lock and cranium hole pedestal, wherein
The pedestal placement section is the hat-shaped structure with elastic arm, elastic arm setting in two sides, pedestal placement section with
Cranium hole pedestal is detachably connected；
Cranium hole pedestal is the disk-shaped structure with through-hole, and through-hole is for placing deep brain stimulation electrode, in the through-hole
Side is provided with inner curve portion and clamping part, and the clamping part is used to limit the up and down direction displacement of the electrode lock；
Electrode lock is for locking electrode, including an external curve portion, coincide with the inner curve portion of cranium hole pedestal；
The base cover and the detachable airtight connection of cranium hole pedestal, for will be placed in the through-hole of cranium hole pedestal
Electrode locking closure close.
Preferably, the pedestal placement section further includes pedestal buckle and base positioning block, and the pedestal buckles and the cranium
The connection of hole pedestal, the position when base positioning block connects the pedestal placement section with cranium hole pedestal positions.
Preferably, the electrode lock includes the first locking upper cover, the first locking lower cover and the first lock arm, first lock
Between the first locking upper cover and the first locking lower cover, the first locking upper cover and the first locking lower cover form one and open fixed arm
Mouthful, first lock arm moves along a straight line between the first locking upper cover and the first locking lower cover, will be placed in the opening
Electrode clamps and relaxation.
Preferably, it is described first locking upper cover include upper cover guide groove, by the upper cover guide groove to first lock arm into
Row linear movement.
Preferably, first lock arm includes lock slider and locking buckle, and the lock slider is used for by described
Upper cover guide groove moves linearly to the first lock arm.
Preferably, the first locking lower cover includes clamping block and lower cover guide groove, and the clamping block and the locking buckle
Cooperation, snap-fits into line position when the first lock arm is moved straightly to respective lock and sets fixation；It is accommodated in the lower cover guide groove
The lock slider limits the linear movement of lock slider.
Preferably, the electrode lock includes the second locking upper cover, the second locking lower cover, the second lock arm and cursor, institute
The second lock arm and cursor are stated between the second locking upper cover and the second locking lower cover, the second locking upper cover and the second lock
It fixs lid and forms an opening, second lock arm is locked by the movement of cursor to lock upper cover and second second
The electrode being placed in the opening is clamped and is relaxed by axis rotation between lower cover.
Preferably, the second locking upper cover includes upper cover tune hole, is adjusted by the upper cover tune hole to the cursor
Section, so that the second lock arm be made to carry out axis rotation.
The beneficial effects of the utility model include at least:
1, the axial direction of electrode lock is fixed in the inner curve portion in the external curve portion and cranium hole pedestal locked by electrode, existing
Electrode lock and cranium hole chassis interior in technology are all round and smooth circle configurations, do not play position-limiting action to electrode lock；
2, it is locked by the electrode of two kinds of different schemes of setting, so that the limit to electrode is more accurate, positioning is stronger,
With in the prior art by suture electrode wires and the mode that is pressed under the pedestal of cranium hole compared with, substantially increase the stabilization of electrode position
Property, the volume after also reducing entire implantation；
3, pedestal placement section is integrally formed, compared with two parts in the prior art are put together, in placing screws
It can guarantee the integrality of pedestal placement section in the process.
Detailed description of the invention
Fig. 1 is the overall structure figure of the deep brain stimulation electrode implanting instrument of the utility model embodiment；
Fig. 2 is the decomposition chart of the deep brain stimulation electrode implanting instrument of the utility model embodiment；
Fig. 3 is the electrode lock construction figure of the deep brain stimulation electrode implanting instrument of the utility model embodiment 1；
Fig. 4 is that the electrode of the deep brain stimulation electrode implanting instrument of the utility model embodiment 1 locks unlocked state figure；
Fig. 5 is that the electrode of the deep brain stimulation electrode implanting instrument of the utility model embodiment 1 locks lock state figure；
Fig. 6 is the electrode lock construction figure of the deep brain stimulation electrode implanting instrument of the utility model embodiment 2；
Fig. 7 is that the electrode of the deep brain stimulation electrode implanting instrument of the utility model embodiment 2 locks unlocked state figure；
Fig. 8 is that the electrode of the deep brain stimulation electrode implanting instrument of the utility model embodiment 2 locks lock state figure；
Fig. 9 is the pedestal placement section structure chart of the deep brain stimulation electrode implanting instrument of the utility model embodiment.
Specific embodiment
Below in conjunction with attached drawing, the preferred embodiment of the utility model is described in detail.
Referring to Fig. 1-9, a kind of deep brain stimulation electrode implanting instrument, including pedestal placement section 4, the pedestal being from top to bottom arranged
Lid 3, electrode lock 2 and cranium hole pedestal 1, wherein
Pedestal placement section 4 is the hat-shaped structure with elastic arm 41, and elastic arm 41 is arranged in two sides, pedestal placement section 4 and cranium
Hole pedestal 1 is detachably connected；
Cranium hole pedestal 1 is the disk-shaped structure with through-hole, and through-hole is provided on the inside of through-hole for placing deep brain stimulation electrode
Inner curve portion 11 and clamping part 12, clamping part 12 are used to limit the up and down direction displacement of electrode lock 2；
Electrode lock 2 is used to lock at electrode, including an external curve portion 28, coincide with the inner curve portion 11 of cranium hole pedestal 1；
Base cover 3 and the detachable airtight connection of cranium hole pedestal 1, the electrode lock 2 for will be placed in the through-hole of cranium hole pedestal 1
Gai He.
Pedestal placement section 4 further includes pedestal buckle 42 and base positioning block 43, and pedestal buckle 42 is connect with cranium hole pedestal 1,
Position when base positioning block 43 connects pedestal placement section 4 and cranium hole pedestal 1 positions, two bullets of pedestal placement section 4
Property arm 41 be used for placing screws, in fixed cranium hole pedestal 1, the cranium hole pedestal 1 connecting with pedestal placement section 4 is placed on skull
On, placing screws in two elastic arms 41 of pedestal placement section 4, when screw is screwed into cranium hole pedestal 1 with screwdriver, screw is squeezed
Compression elasticity arm 41, so that screw overcomes the chucking power of elastic arm 41, is screwed into skull so that elastic arm 41 opens.
Embodiment 1
Referring to Fig. 3-5, electrode lock 2 includes that the first locking upper cover 21, first locks lower cover 23 and the first lock arm 22, and first
Lock arm 22 is between the first locking upper cover 21 and the first locking lower cover 23, the first locking upper cover 21 and the first locking 23 shape of lower cover
At an opening, the first lock arm 22 moves along a straight line between the first locking upper cover 21 and the first locking lower cover 23, will be placed in this
Electrode in opening clamps and relaxation.First locking upper cover 21 includes upper cover guide groove 211, by the upper cover guide groove 211 to first
Lock arm 22 moves linearly.First lock arm 22 includes lock slider 221 and locking buckle 222, and lock slider 221 is used for
It is moved linearly by upper cover guide groove 211 to the first lock arm 22.First locking lower cover 23 includes clamping block 231 and lower cover
Guide groove 232,222 cooperation of clamping block 231 and locking buckle, the engaging when the first lock arm 22 is moved straightly to respective lock
Position is carried out to fix；Lock slider 221 is accommodated in lower cover guide groove 232, and the linear movement of lock slider 221 is limited.
Embodiment 2
Referring to Fig. 6-8, electrode lock 2 includes that the second locking upper cover 24, second locks lower cover 26, the second lock arm 25 and rotation
Arm 27, the second lock arm 25 and cursor 27 are between the second locking upper cover 24 and the second locking lower cover 26, the second locking upper cover
24 and second lock one opening of the formation of lower cover 26, and the second lock arm 25 passes through the movement of cursor 27, thus in the second locking
Axis rotation between lid 24 and the second locking lower cover 26, the electrode being placed in the opening is clamped and is relaxed.
Second locking upper cover 24 includes upper cover tune hole 241, and cursor 27 is adjusted by the upper cover tune hole 241, when
When cursor 27 rotates counterclockwise, drive the second lock arm 25 is axial to rotate clockwise, when 27 vertical direction angle α of cursor is
0 or when negative value, the second lock arm 25 clamps the electrode in opening, is in the lock state.
Finally, it is stated that preferred embodiment above is merely intended for describing the technical solutions of the present application, but not for limiting the present application, to the greatest extent
Pipe has been described in detail the utility model by above preferred embodiment, but those skilled in the art should manage
Solution, can make various changes, without departing from the utility model claims book institute to it in the form and details
The range of restriction.
Claims (8)
1. a kind of deep brain stimulation electrode implanting instrument, which is characterized in that including pedestal placement section, the pedestal being from top to bottom arranged
Lid, electrode lock and cranium hole pedestal, wherein
The pedestal placement section is the hat-shaped structure with elastic arm, elastic arm setting in two sides, pedestal placement section with it is described
Cranium hole pedestal is detachably connected；
Cranium hole pedestal is the disk-shaped structure with through-hole, and through-hole is set on the inside of the through-hole for placing deep brain stimulation electrode
It is equipped with inner curve portion and clamping part, the clamping part is used to limit the up and down direction displacement of the electrode lock；
Electrode lock is for locking electrode, including an external curve portion, coincide with the inner curve portion of cranium hole pedestal；
The base cover and the detachable airtight connection of cranium hole pedestal, the electricity for will be placed in the through-hole of cranium hole pedestal
Pole locking closure closes.
2. deep brain stimulation electrode implanting instrument according to claim 1, which is characterized in that the pedestal placement section further includes
Pedestal buckle and base positioning block, pedestal buckle are connect with cranium hole pedestal, and the base positioning block is by the pedestal
Position when placement section is connected with cranium hole pedestal is positioned.
3. deep brain stimulation electrode implanting instrument according to claim 1, which is characterized in that the electrode lock includes the first lock
Determine upper cover, the first locking lower cover and the first lock arm, first lock arm the first locking upper cover and the first locking lower cover it
Between, the first locking upper cover and the first locking lower cover form an opening, and first lock arm is in the first locking upper cover and the
It moves along a straight line between one locking lower cover, the electrode being placed in the opening is clamped and relaxed.
4. deep brain stimulation electrode implanting instrument according to claim 3, which is characterized in that described first, which locks upper cover, includes
Upper cover guide groove moves linearly to first lock arm by the upper cover guide groove.
5. deep brain stimulation electrode implanting instrument according to claim 4, which is characterized in that first lock arm includes lock
Fixed slider and locking buckle, the lock slider is for moving linearly to the first lock arm by the upper cover guide groove.
6. deep brain stimulation electrode implanting instrument according to claim 5, which is characterized in that described first, which locks lower cover, includes
Clamping block and lower cover guide groove, the clamping block are clasped with the locking, are moved straightly to corresponding locking in the first lock arm
Line position is snap-fited into when position sets fixation；The lock slider is accommodated in the lower cover guide groove, the linear movement of lock slider is limited
Position.
7. deep brain stimulation electrode implanting instrument according to claim 1, which is characterized in that the electrode lock includes the second lock
Determine upper cover, the second locking lower cover, the second lock arm and cursor, second lock arm and cursor in the second locking upper cover and
Between second locking lower cover, the second locking upper cover and the second locking lower cover form an opening, and second lock arm passes through
The movement of cursor, so that the axis rotation between the second locking upper cover and the second locking lower cover, will be placed in the opening
Electrode clamps and relaxation.
8. deep brain stimulation electrode implanting instrument according to claim 7, which is characterized in that described second, which locks upper cover, includes
Upper cover tune hole is adjusted the cursor by the upper cover tune hole, so that the second lock arm be made to carry out axis rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821269823.4U CN209361653U (en) | 2018-08-08 | 2018-08-08 | A kind of deep brain stimulation electrode implanting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821269823.4U CN209361653U (en) | 2018-08-08 | 2018-08-08 | A kind of deep brain stimulation electrode implanting instrument |
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| Publication Number | Publication Date |
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| CN209361653U true CN209361653U (en) | 2019-09-10 |
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| CN201821269823.4U Active CN209361653U (en) | 2018-08-08 | 2018-08-08 | A kind of deep brain stimulation electrode implanting instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108853718A (en) * | 2018-08-08 | 2018-11-23 | 杭州承诺医疗科技有限公司 | A kind of deep brain stimulation electrode implanting instrument |
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2018
- 2018-08-08 CN CN201821269823.4U patent/CN209361653U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108853718A (en) * | 2018-08-08 | 2018-11-23 | 杭州承诺医疗科技有限公司 | A kind of deep brain stimulation electrode implanting instrument |
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