CN211357361U - Balloon dilatation device for neurosurgical trigeminal percutaneous treatment - Google Patents
Balloon dilatation device for neurosurgical trigeminal percutaneous treatment Download PDFInfo
- Publication number
- CN211357361U CN211357361U CN201920478395.4U CN201920478395U CN211357361U CN 211357361 U CN211357361 U CN 211357361U CN 201920478395 U CN201920478395 U CN 201920478395U CN 211357361 U CN211357361 U CN 211357361U
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- Prior art keywords
- catheter
- balloon
- liquid inlet
- central liquid
- valve
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- 239000007788 liquid Substances 0.000 claims abstract description 70
- 238000009826 distribution Methods 0.000 claims abstract description 21
- 238000003825 pressing Methods 0.000 claims description 16
- 210000003901 trigeminal nerve Anatomy 0.000 claims description 15
- 230000010339 dilation Effects 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 6
- 239000013013 elastic material Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 2
- 210000003128 head Anatomy 0.000 description 21
- 210000005077 saccule Anatomy 0.000 description 8
- 206010044652 trigeminal neuralgia Diseases 0.000 description 8
- 208000002193 Pain Diseases 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000036407 pain Effects 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 210000000988 bone and bone Anatomy 0.000 description 2
- 208000001848 dysentery Diseases 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052755 nonmetal Inorganic materials 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 206010010904 Convulsion Diseases 0.000 description 1
- 208000016192 Demyelinating disease Diseases 0.000 description 1
- 206010012305 Demyelination Diseases 0.000 description 1
- 235000014443 Pyrus communis Nutrition 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 210000000613 ear canal Anatomy 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 238000002594 fluoroscopy Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000002695 general anesthesia Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 230000003447 ipsilateral effect Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 230000008506 pathogenesis Effects 0.000 description 1
- 238000000554 physical therapy Methods 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 210000001747 pupil Anatomy 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 210000003582 temporal bone Anatomy 0.000 description 1
- 210000001738 temporomandibular joint Anatomy 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
- 210000000216 zygoma Anatomy 0.000 description 1
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Abstract
The utility model provides a balloon dilatation device for neurosurgical trigeminal percutaneous treatment, which comprises a catheter component and a Y-shaped distribution head component; the catheter component consists of a central liquid inlet catheter and an external exhaust catheter, wherein the front part of the central liquid inlet catheter is provided with a liquid guide hole, the balloon is sleeved on the section of the catheter body distributed with the liquid guide hole, the other catheter bodies are sleeved in the external exhaust catheter, and the central liquid inlet catheter, the balloon on the central liquid inlet catheter and the external exhaust catheter form a coaxial loop catheter; the rear end of the Y-shaped distribution head main body is connected with a luer locking connector, the side end of the Y-shaped distribution head main body is connected with a switchable valve, the connector is communicated with a central liquid inlet conduit, and the valve is communicated with an external exhaust conduit; the utility model discloses center feed liquor pipe front end communicates with each other with the sacculus through drain hole, makes the sacculus expansion, through setting up outside exhaust duct, makes and remains in the inside whole discharges of air of sacculus, need not to aspirate repeatedly to reduce patient's operation time, improve doctor and use the simplicity.
Description
Technical Field
The utility model belongs to the field of medical equipment, a flexible trigeminal expansion device is related to, concretely relates to sacculus expansion device for neurosurgery trigeminal percutaneous treatment.
Background
Trigeminal neuralgia is a transient and intense pain, also called painful convulsion, which attacks repeatedly on the facial trigeminal nerve. According to domestic statistics, the prevalence rate of the trigeminal neuralgia is 182 per 10 million, the annual incidence rate is 3-5 per 10 million, the trigeminal neuralgia is mostly generated in adults and old people, the onset age is 28-89 years old, 70% -80% of cases occur above 40 years old, the peak age is 48-59 years old, the average age is 55 years old, and the prevalence ratio of male and female is 1: 1.5. The affected part is mostly unilateral, with 61% pain on the right side, 38% pain on the left side and 1% on both sides. The pain is 5% in the first, 41% in the second, 37% in the third, 3% in the (i + ii), 13% in the (ii + iii) and 1% in the (i + ii + iii). The pathogenesis of primary trigeminal neuralgia is not quite clear, although various theories exist, no theory can completely explain the clinical characteristics of the primary trigeminal neuralgia, and the theory of demyelination and epileptiform neuralgia caused by the microvascular compression of trigeminal nerves is supported at present.
The treatment modes of the primary trigeminal neuralgia are mainly divided into the following modes: 1. drug treatment; 2. external physical therapy (e.g., massage); 3. and (5) performing surgical treatment. Wherein, when the operation treatment mode is adopted, percutaneous puncture micro-balloon compression is the first choice method for treating the primary trigeminal neuralgia by an intervention method. However, at present, no better treatment device exists, most of the devices adopt the blood vessel type intervention saccule for treatment, and the defects are that the front saccule can not be well ensured to be full of liquid (namely, air in the catheter and the saccule can not be completely removed) during use, the expansion shapes are inconsistent, so that multiple filling is needed in the operation process, the infection rate in the operation is increased, and the postoperative effect is not ideal.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a sacculus expansion device for trigeminal percutaneous treatment, which is convenient for the operation of doctors and ensures the smooth proceeding of the skin puncture micro-sacculus compression.
The utility model discloses a realize through following technical scheme: a balloon dilatation device for neurosurgical percutaneous treatment of trigeminal nerve comprises a catheter assembly and a Y-shaped dispensing head assembly;
the catheter assembly consists of a central liquid inlet catheter and an external exhaust catheter, wherein the front part of the central liquid inlet catheter is provided with a liquid guide hole, a balloon is sleeved on the section of the catheter body distributed with the liquid guide hole, the rest of the catheter body of the central liquid inlet catheter is sleeved in the external exhaust catheter, the front end of the external exhaust catheter is fixedly connected with the rear end of the balloon in an annular mode, the front end of the balloon is fixedly connected with the front end of the central liquid inlet catheter in an annular mode, a pipe orifice at the front end of the central liquid inlet catheter is plugged, and the central liquid inlet catheter, the balloon on the central liquid inlet catheter and the external;
the Y-shaped distribution head assembly comprises a Y-shaped distribution head, the rear end of a main body of the Y-shaped distribution head is connected with a Ruhr locking connector, the side end of the main body is connected with a switchable valve, the Ruhr locking connector is communicated with a central liquid inlet conduit, and the switchable valve is communicated with an external exhaust conduit; liquid is injected into the central liquid inlet catheter through the luer locking connector, enters the balloon through the liquid guide hole to be expanded, and is pumped out through the control valve or the luer connector to be emptied of the balloon.
Furthermore, the switchable valve is a pressing type valve or a screwing type valve.
Preferably, the press type valve comprises a valve plug, a valve core and a press cap; the valve core is tubular, a valve plug matched with the valve core is arranged in the valve core, the lower end of the valve core is in threaded connection with the side end of the Y-shaped distribution head main body, the valve plug is arranged in the valve core, and the valve plug is controlled to be switched on or off through a central conduction pipe of the pressing cap.
Furthermore, the front end of the balloon is fixedly connected with the front end of the central liquid inlet conduit in an annular mode through part matching or bonding or welding.
Preferably, the tube wall at the front end of the balloon is arranged in a tip tube, the tip tube is fixedly connected with the front end tube wall of the central liquid inlet catheter, and the end tube opening of the central liquid inlet catheter is plugged by a front end plug.
Furthermore, the rear end of the balloon is fixedly connected with the front end of the external exhaust catheter in an annular mode through part matching or bonding or welding.
Preferably, an inner sleeve is fixed in a tube at the rear end of the balloon, an outer sleeve is sleeved outside a tube wall at the rear end of the balloon, the tube wall at the rear end of the balloon is fixedly connected with the front end of an external exhaust catheter through the outer sleeve, the inner sleeve is sleeved on a central liquid inlet catheter, and a gap is formed between the inner sleeve and the central liquid inlet catheter.
The balloon is made of an elastic material and is a compliant balloon, a non-compliant balloon or a semi-compliant balloon; the balloon is expanded to form a circle, football or cylinder.
Furthermore, the radial outer edge of the Y-shaped distribution head is provided with a glue dispensing opening for bonding the front end of the Y-shaped distribution head main body with the rear end of the central liquid inlet guide pipe and the rear end of the outer exhaust guide pipe, and the end opening of the Y-shaped distribution head is provided with a guide pipe protective pipe sleeve.
Preferably, the catheter sheath is made of a high polymer transparent material and has excellent bending property.
The utility model has the advantages as follows:
1. the utility model discloses center feed liquor pipe front end communicates with each other with the sacculus through drain hole, makes the sacculus expansion, through setting up outside exhaust duct, makes and remains in the inside whole discharges of air of sacculus, need not to aspirate repeatedly to reduce patient's operation time, improve doctor and use the simplicity.
2. The utility model discloses the inside air of sacculus is whole to be discharged, and the sacculus intervenes human back, because its inside single liquid medium (no gas) that is, can make the sacculus appearance keep the barotropy, and then keeps the equal laminating along with human inner structure space to improve the operation quality.
3. The utility model discloses a set up the valve in Y type distribution head, can conveniently discharge the interior gas of pipe, will effectively prevent liquid discharge after closing to improve the ease for use of product.
Drawings
FIG. 1 is a schematic structural view of the present balloon dilation apparatus;
FIG. 2 is a cross-sectional view of the front end balloon assembly;
FIG. 3 is a schematic view of a rear Y-shaped dispensing head assembly;
FIG. 4 is a schematic view of the rear Y-shaped dispensing head assembly in exploded relation;
FIG. 5 is a schematic view of the assembly of the switchable valve;
FIG. 6 is a dispensing opening with a rear Y-shaped dispensing head bonded to a central liquid inlet conduit and an external exhaust pipe, respectively;
FIG. 7 is a schematic view of the central liquid inlet conduit communicating with a luer fitting;
FIG. 8 is a schematic view of the connection between the external exhaust conduit and the switchable valve
Fig. 9 is a partially enlarged view of fig. 8.
Reference numerals: 1. a balloon assembly; 2. a catheter assembly; 3. y-shaped connecting distribution head components; 11. an outer sleeve; 12. an inner sleeve; 13. a balloon; 14. a drain hole; 15. a tip tube; 16. a front end plug; 21. a central liquid inlet conduit; 22. an outer exhaust conduit; 31. a catheter sheath; 32. a Y-shaped dispensing head; 321. dispensing a glue port; 33. a press type valve; 331. a valve plug; 332. a valve core; 333. pressing the cap; 4. and connecting with a luer joint.
Detailed Description
The structure and operation of this patent will be described in further detail with reference to the accompanying drawings.
A balloon dilatation device for neurosurgical percutaneous trigeminal nerve treatment comprises a catheter assembly 2 and a Y-shaped distribution head assembly 3; the duct assembly 2 comprises a central inlet duct 21 and an outer exhaust duct 22; liquid guide holes are distributed on the pipe body at the front part of the central liquid inlet pipe 21, the saccule is sleeved on the pipe body with the liquid guide holes, the remaining pipe body of the central liquid inlet pipe 21 is sleeved in the external exhaust pipe 22, and the rear end of the saccule is connected with the front end of the external exhaust pipe 22 in a part matching or bonding or welding mode; the front end of the balloon is connected with the front end of the central liquid inlet catheter in a manner of matching, bonding or welding parts, and a pipe orifice at the front end of the central liquid inlet catheter is bonded by metal or nonmetal parts or is blocked in a fusion manner; the central liquid inlet conduit 21, the balloon thereon and the outer gas outlet conduit 22 form a coaxial loop conduit.
The rear end of the preferred balloon is connected to the front end of the external exhaust conduit 22 by means of fitting parts, as follows: an inner sleeve 12 is fixed in a tube at the rear end of the balloon 13, then the outer sleeve 11 is sleeved outside the tube wall at the rear end of the balloon 13, and the tube wall at the rear end of the balloon 13 is fixedly connected with the front end of an external exhaust catheter 22 through the outer sleeve 11, wherein the inner sleeve 12 is sleeved on a central liquid inlet catheter 21, and a gap is arranged between the inner sleeve and the central liquid inlet catheter 21.
The front end of the optimized saccule is connected with the front end of the central liquid inlet catheter in a part matching mode, and the nozzle at the front end of the optimized central liquid inlet catheter is plugged by a metal or non-metal part; the following were used: the front end pipe wall of the saccule 13 is arranged in the tip pipe 15 and is fixedly connected with the front end pipe wall of the central liquid inlet conduit through the tip pipe 15, and the end pipe orifice of the central liquid inlet conduit 21 is blocked by a front end plug 16.
Y type distributor block subassembly 3 includes Y type distributor block 32 and can switch valve, and Y type distributor block 32 is made for the polymer transparent material, and the rear end of its main part connects luer lock to connect, but the side of main part connects switch valve, and luer connects and communicates with each other with central feed liquor pipe, as shown in fig. 6, but switch valve communicates with each other with outside exhaust duct, as shown in fig. 8, 9, radial outer edge of Y type distributor block 32 sets up some jiao kou for the front end bonding of central feed liquor pipe rear end, outside exhaust duct rear end and Y type distributor block main part. The Y-shaped dispensing head assembly 3 further comprises a conduit protecting sleeve 31 mounted at the bonding position of the two conduits and the Y-shaped dispensing head and protected by the conduit protecting sleeve 31.
The balloon 13 is made of an elastic material, and can be a compliant balloon, a non-compliant balloon and a semi-compliant balloon; the balloon may be circular, football-shaped or cylindrical in shape after expansion.
The switchable valve can be in a pressing type or a screwing type; the press type valve 33 is composed of a valve plug 331, a valve core 332 and a press cap 333; the valve plug 331 is installed in the valve core 332 pipe, the lower end of the valve core 332 is connected with the side end of the Y-shaped distribution head 32 body by screw thread, the valve plug 331 is installed at the upper end of the valve core 332, the pressing cap 333 can perform pressing or pulling action at a certain distance, the valve plug is conducted by pressing the pressing cap 333, and the valve plug is closed by pulling the pressing cap 333, as shown in fig. 5.
When the air-breathing balloon is used, liquid is injected into the central liquid inlet guide pipe 21 through the luer connector, enters the balloon 13 through the liquid guide pipe 14, so that the balloon 13 is expanded, and air in the balloon 13 enters a channel formed by the outer exhaust guide pipe 22 and the central liquid inlet guide pipe 21 through the control valve.
Examples
3 liquid guide holes 14 are punched on a central liquid inlet conduit 21 at the balloon 13, the rear end of the main body of the Y-shaped distribution head is connected with a luer connector, and a pressing type valve 33 is arranged laterally; the central liquid inlet conduit 21 is communicated with a luer connector, and the external exhaust conduit 22 is communicated with a pressing type valve 33; in the trigeminal percutaneous treatment operation, preparation work is carried out in advance, the pressing cap 333 is pressed or pressed, the syringe filled with the injection is connected with the luer connector at the rear end of the Y-shaped dispensing head main body, the injection is slowly injected, when the injection is visible in the Y-shaped dispensing head, the pressing cap 333 is lifted or lifted, and the preparation work is finished.
Taking a supine position after a patient is intubated with a general anesthesia, adopting a trigeminal nerve semilunar puncture anterior approach method, selecting a puncture needle to be 2-3 cm outside an affected side corner of mouth, respectively taking another 2 reference points which are 1 cm below the ipsilateral pupil and 3cm in front of a zygomatic arch horizontal external auditory canal, performing puncture under C-shaped arm lateral cranial fluoroscopy with reference to bone structures such as temporomandibular joint, temporal bone rock part and slope, introducing a balloon 13 into a Meckel cavity through the puncture needle after reaching the oval hole, slowly injecting an injector with luer joint and developing solution into the balloon 13 to fill the balloon, checking the shape and position of the balloon while referring to surrounding bone marks, once the shape and the position of the balloon are not ideal, pulling the injector to immediately empty the balloon 13 and adjusting the position of the balloon assembly 1 until the ideal inverted pear shape that the nipple is filled near a posterior bedspread and a sphenoid saddle appears towards a posterior fossa is formed, wherein the filling capacity of the balloon 13 is 0.2-0.9 mL, evacuating the saccule after compressing the semilunar junction for 3-7 min, and withdrawing the compression puncture point with the puncture needle for counting minutes.
Claims (10)
1. A balloon dilation device for neurosurgical percutaneous treatment of the trigeminal nerve, wherein: comprises a catheter component and a Y-shaped dispensing head component (3);
the catheter assembly (2) consists of a central liquid inlet catheter (21) and an external exhaust catheter (22), wherein the front part of the central liquid inlet catheter (21) is provided with a liquid guide hole, a balloon is sleeved on the section of the catheter body on which the liquid guide hole is distributed, the rest of the catheter body of the central liquid inlet catheter (21) is sleeved in the external exhaust catheter (22), the front end of the external exhaust catheter is fixedly connected with the rear end of the balloon in an annular manner, the front end of the balloon is fixedly connected with the front end of the central liquid inlet catheter (21) in an annular manner and is used for plugging a nozzle at the front end of the central liquid inlet catheter, and the central liquid inlet catheter (21), the balloon (13) thereon and the external exhaust catheter (22);
the Y-shaped distribution head assembly (3) comprises a Y-shaped distribution head (32), the rear end of the main body of the Y-shaped distribution head (32) is connected with a luer locking connector, the side end of the main body is connected with a switchable valve, the luer locking connector is communicated with the central liquid inlet conduit, and the switchable valve is communicated with the external exhaust conduit (22); liquid is injected into the central liquid inlet catheter (21) through the luer locking connector, enters the balloon (13) through the liquid guide hole to be expanded, and is emptied through the control valve.
2. A balloon dilation device for neurosurgical percutaneous treatment of the trigeminal nerve according to claim 1 wherein: the switchable valve is a push type valve or a screwing type valve.
3. A balloon dilation device for neurosurgical percutaneous treatment of the trigeminal nerve according to claim 1 or 2, wherein: the pressing type valve (33) comprises a valve plug (331), a valve core (332) and a pressing cap (333); the valve core (332) is tubular, a valve plug (331) matched with the valve core is arranged in the valve core (332), the lower end of the valve core (332) is in threaded connection with the side end of the Y-shaped distribution head (32) main body, the valve plug (331) is installed at the upper end of the valve core (332), and the valve plug is controlled to be conducted or closed through a pressing cap (333).
4. A balloon dilation device for neurosurgical percutaneous treatment of the trigeminal nerve according to claim 3 wherein: the front end of the balloon (13) is fixedly connected with the front end of the central liquid inlet conduit in an annular mode through matching of parts or bonding or welding.
5. The balloon dilation device for neurosurgical percutaneous treatment of a trigeminal nerve according to claim 4, wherein: the tube wall at the front end of the balloon (13) is arranged in a tip tube (15), the tip tube (15) is fixedly connected with the tube wall at the front end of the central liquid inlet catheter, and the tube orifice at the end of the central liquid inlet catheter (21) is plugged by a front end plug (16).
6. A balloon dilation device for neurosurgical percutaneous treatment of the trigeminal nerve according to claim 1, 4 or 5, wherein: the rear end of the balloon (13) is fixedly connected with the front end of the external exhaust catheter in an annular mode through part matching or bonding or welding.
7. The balloon dilation device for neurosurgical percutaneous treatment of a trigeminal nerve according to claim 6, wherein: an inner sleeve (12) is fixed in a tube at the rear end of the balloon (13), then the outer sleeve (11) is sleeved outside the tube wall at the rear end of the balloon (13), the tube wall at the rear end of the balloon (13) is fixedly connected with the front end of an external exhaust catheter (22) through the outer sleeve (11), wherein the inner sleeve (12) is sleeved on a central liquid inlet catheter (21), and a gap is formed between the inner sleeve and the central liquid inlet catheter.
8. A balloon dilation device for neurosurgical percutaneous treatment of the trigeminal nerve according to claim 1, 4, 5 or 7, wherein: the balloon (13) is made of an elastic material, and is a compliant balloon, a non-compliant balloon or a semi-compliant balloon; the balloon is expanded to form a circle, football or cylinder.
9. The balloon dilation device for neurosurgical percutaneous treatment of a trigeminal nerve according to claim 8, wherein: the Y-shaped distribution head (32) is provided with a glue dispensing opening along the radial outer edge and is used for bonding the front end of the Y-shaped distribution head main body with the rear end of the central liquid inlet guide pipe and the rear end of the outer exhaust guide pipe, and a guide pipe protective pipe sleeve (31) is arranged at the bonding position.
10. A balloon dilation device for neurosurgical percutaneous treatment of the trigeminal nerve according to claim 9 wherein: the catheter sheath (31) is made of a high polymer transparent material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920478395.4U CN211357361U (en) | 2019-04-10 | 2019-04-10 | Balloon dilatation device for neurosurgical trigeminal percutaneous treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920478395.4U CN211357361U (en) | 2019-04-10 | 2019-04-10 | Balloon dilatation device for neurosurgical trigeminal percutaneous treatment |
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| Publication Number | Publication Date |
|---|---|
| CN211357361U true CN211357361U (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920478395.4U Withdrawn - After Issue CN211357361U (en) | 2019-04-10 | 2019-04-10 | Balloon dilatation device for neurosurgical trigeminal percutaneous treatment |
Country Status (1)
| Country | Link |
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| CN (1) | CN211357361U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110038209A (en) * | 2019-04-10 | 2019-07-23 | 兰州西脉记忆合金股份有限公司 | A kind of balloon expandable device for neurosurgery trigeminal neuralgia transdermal therapeutic |
-
2019
- 2019-04-10 CN CN201920478395.4U patent/CN211357361U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110038209A (en) * | 2019-04-10 | 2019-07-23 | 兰州西脉记忆合金股份有限公司 | A kind of balloon expandable device for neurosurgery trigeminal neuralgia transdermal therapeutic |
| CN110038209B (en) * | 2019-04-10 | 2024-04-26 | 兰州西脉记忆合金股份有限公司 | Balloon dilation device for neurosurgery trigeminal nerve percutaneous treatment |
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Granted publication date: 20200828 Effective date of abandoning: 20240426 |