CN213722372U - Tracking needle clip matched with electromagnetic navigation system for use - Google Patents
Tracking needle clip matched with electromagnetic navigation system for use Download PDFInfo
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- CN213722372U CN213722372U CN202022700640.7U CN202022700640U CN213722372U CN 213722372 U CN213722372 U CN 213722372U CN 202022700640 U CN202022700640 U CN 202022700640U CN 213722372 U CN213722372 U CN 213722372U
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- tracking
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- 238000004804 winding Methods 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims description 11
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 12
- 208000015181 infectious disease Diseases 0.000 description 2
- 239000003292 glue Substances 0.000 description 1
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Abstract
The utility model provides a tracking needle clip used in cooperation with an electromagnetic navigation system, which comprises an inner lining part and an outer shell which are spliced, wherein needle holes are respectively arranged on the inner lining part and the outer shell, and a first positioning needle is inserted into the tracking needle clip along the two needle holes; locking threaded holes are respectively formed in the corresponding positions of the lining part and the shell, and the lining part and the shell are fixed and the first positioning needle is clamped through the matching of the locking knob and the two locking threaded holes; two coil grooves are arranged on the side surface of the lining part, an electromagnetic coil is arranged in the grooves, a coil wire led out from the electromagnetic coil is wound on a winding column arranged on the side surface of the lining part and led out through a wiring groove arranged on the lining part and a wire outlet hole arranged on the shell, and the coil wire is connected with a plug; the side surface of the lining part is provided with a needle clamping groove, and the corresponding position of the shell is provided with a needle clamping part which is matched with the needle clamping groove and used for fixing a second positioning needle. The tracking needle clamp can effectively solve the problem of the rotational displacement of the needle clamp in the operation process.
Description
Technical Field
The utility model relates to the technical field of medical equipment, especially, relate to a with supporting tracking needle clamp who uses of electromagnetic navigation.
Background
In the electromagnetic navigation operation, a positioning needle needs to be driven into a patient body, and a tracking needle clamp is fixed on the positioning needle, so that the position information of the patient is obtained and is used for operation navigation. However, the tracking needle clip currently used may generate rotational displacement during the operation, which affects the accuracy of the navigation system.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the application provides a tracking needle clamp matched with an electromagnetic navigation system for use, so that the problem of rotary displacement of the needle clamp in the operation process can be effectively solved.
In order to achieve the above object, the present application provides a tracking needle clamp used in cooperation with an electromagnetic navigation system, including an inner lining portion and a housing, where the inner lining portion is inserted into the housing, a first needle hole penetrating through the inner lining portion is formed in the inner lining portion along an up-down direction, a second needle hole is formed in the housing, and when the inner lining portion is inserted into the housing, a first positioning needle is inserted into the tracking needle clamp along the two needle holes; a first locking threaded hole and a second locking threaded hole are respectively formed in the corresponding positions of the lining part and the shell, the lining part and the shell are fixed and the first positioning needle is clamped tightly through the matching of a locking knob and the first locking threaded hole and the second locking threaded hole, and the locking direction of the locking knob is perpendicular to the needle threading direction; two coil grooves which are arranged in a crossed mode are arranged on the side surface of the lining portion, an electromagnetic coil is installed in each coil groove, a winding column is further arranged on the side surface of the lining portion, a coil wire led out from the electromagnetic coil is wound on the winding column and led out through a wiring groove formed in the lining portion and a wire outlet hole formed in the shell, the coil wire is connected with a plug, and the plug is used for being connected with an electromagnetic navigation system; the side surface of the inner lining part is provided with a needle clamping groove penetrating through the inner lining part along the vertical direction, a needle clamping part matched with the needle clamping groove is arranged at the corresponding position of the shell, and the needle clamping groove and the needle clamping part are used for fixing a second positioning needle.
In some embodiments, the acute included angle between the two coil slots is 10-80 °.
In some embodiments, a limiting groove is formed on the inner lining part, a limiting protrusion used in cooperation with the limiting groove is formed on the outer shell, and the limiting groove is matched with the limiting protrusion when the inner lining part and the outer shell are plugged together.
The tracking needle clamp used in cooperation with the electromagnetic navigation system has the advantages that the tracking needle clamp can be firmly fixed, the problem of rotary displacement in the operation process is solved, the tracking needle clamp is convenient to disassemble and clean, the infection risk of the operation can be reduced, and the condition that the sight of a doctor is shielded can be avoided; the electromagnetic coil is arranged in the tracking needle clamp and used in cooperation with the electromagnetic navigation system, the tracking needle clamp is fixed on the positioning needle in an operation, and the electromagnetic navigation system can track the position information of the needle clamp in a magnetic field range, so that the position information of a patient is obtained.
Drawings
FIG. 1 shows a schematic diagram of a tracking needle clip used with an electromagnetic navigation system in an embodiment.
FIG. 2 shows a partial structural schematic diagram of a tracking needle clip used with an electromagnetic navigation system in an embodiment.
Fig. 3 shows a schematic structural diagram of the inner liner portion without the electromagnetic coil in the embodiment, wherein (a) is a schematic structural diagram at one angle, and (b) is a schematic structural diagram at another angle.
Fig. 4 shows a schematic structural diagram of an inner liner portion in which an electromagnetic coil is placed in an embodiment, in which (a) is a schematic structural diagram at one angle, and (b) is a schematic structural diagram at another angle.
Fig. 5 shows a schematic structural diagram of the housing in the embodiment, in which (a) is a schematic structural diagram at one angle, and (b) is a schematic structural diagram at another angle.
FIG. 6 is a schematic diagram illustrating the use of a tracking needle clip with an electromagnetic navigation system in an embodiment.
Reference numerals: 1-lining part, 2-shell, 3-locking knob, 4-winding column, 5-first needle penetrating hole, 6-coil groove, 7-limiting groove, 8-first locking threaded hole, 9-needle clamping groove, 10-second needle penetrating hole, 11-needle clamping part, 12-limiting protrusion, 13-second locking threaded hole, 14-wire outlet hole, 15-electromagnetic coil, 16-wire routing groove, 17-coil wire, 18-second positioning pin, 19-first positioning pin and 20-plug.
Detailed Description
The following further describes embodiments of the present application with reference to the drawings.
As shown in fig. 1 to 5, the tracking pin holder used with an electromagnetic navigation system according to the present application includes an inner part 1 and an outer shell 2, the inner part 1 is inserted into the outer shell 2, a first needle passing hole 5 penetrating through the inner part 1 is provided in the inner part 1 along an up-down direction (i.e., a needle passing direction), a second needle passing hole 10 is provided in the outer shell 2, and when the inner part 1 is inserted into the outer shell 2, a first positioning pin 19 is inserted into the tracking pin holder along the two needle passing holes; a first locking threaded hole 8 and a second locking threaded hole 13 are respectively formed in the corresponding positions of the lining part 1 and the shell 2, the lining part 1 and the shell 2 are fixed and a first positioning needle 19 is clamped tightly through the matching of a locking knob 3, the first locking threaded hole 8 and the second locking threaded hole 13, and the locking direction of the locking knob 3 is perpendicular to the needle threading direction; be equipped with two coil grooves 6 that cross arrangement on the side surface of inside lining portion 1, in this embodiment, the acute angle contained angle between two coil grooves 6 is 10 ~ 80, all installs solenoid 15 in every coil groove 6, solenoid 15 can fix with medical glue still be equipped with winding post 4 on the side surface of inside lining portion 1, follow coil electric wire 17 that solenoid 15 draws is in wind on the winding post 4, through setting up wiring groove 16 on the inside lining portion 1 and setting up and being in the wire outlet 14 on the shell 2 draws, coil electric wire 17 is connected with plug 20, plug 20 is used for being connected with electromagnetic navigation. A needle clamping groove 9 penetrating through the lining part 1 is arranged on the side surface of the lining part 1 along the up-down direction, a needle clamping part 11 matched with the needle clamping groove 9 is arranged at the corresponding position of the shell 2, and the needle clamping groove 9 and the needle clamping part 11 are used for fixing a second positioning needle 18.
In order to align the first locking threaded hole 8 and the second locking threaded hole 13 more quickly, the inner part 1 is provided with a limiting groove 7, the outer shell 2 is provided with a limiting protrusion 12 matched with the limiting groove 7, and when the inner part 1 and the outer shell 2 are inserted together, the limiting groove 7 is matched with the limiting protrusion 12.
In a specific use process, as shown in fig. 6, a first positioning pin 19 is inserted into the tracking pin holder along two pin holes, the locking knob 3 is tightened to clamp the first positioning pin 19, a second positioning pin 18 is fixed through the pin clamping groove 9 and the pin clamping portion 11, and the plug 20 is connected to an electromagnetic navigation system, so that the electromagnetic navigation system can track the tracking pin holder in a magnetic field range.
The tracking needle clamp used in cooperation with the electromagnetic navigation system can be firmly fixed, the problem of rotary displacement in the operation process is avoided, meanwhile, the tracking needle clamp is convenient to disassemble and clean, the infection risk of the operation can be reduced, and the condition that the sight of a doctor is shielded can be avoided; the electromagnetic coil is arranged in the tracking needle clamp and used in cooperation with the electromagnetic navigation system, the tracking needle clamp is fixed on the positioning needle in an operation, and the electromagnetic navigation system can track the position information of the needle clamp in a magnetic field range, so that the position information of a patient is obtained.
Claims (3)
1. The utility model provides a with supporting tracking needle holder who uses of electromagnetic navigation which characterized in that: the tracking needle clamp comprises an inner lining part and a shell, wherein the inner lining part and the shell are spliced together, a first needle penetrating hole penetrating through the inner lining part is formed in the inner lining part along the vertical direction, a second needle penetrating hole is formed in the shell, and when the inner lining part and the shell are spliced together, a first positioning needle is inserted into the tracking needle clamp along the two needle penetrating holes; a first locking threaded hole and a second locking threaded hole are respectively formed in the corresponding positions of the lining part and the shell, the lining part and the shell are fixed and the first positioning needle is clamped tightly through the matching of a locking knob and the first locking threaded hole and the second locking threaded hole, and the locking direction of the locking knob is perpendicular to the needle threading direction; two coil grooves which are arranged in a crossed mode are arranged on the side surface of the lining portion, an electromagnetic coil is installed in each coil groove, a winding column is further arranged on the side surface of the lining portion, a coil wire led out from the electromagnetic coil is wound on the winding column and led out through a wiring groove formed in the lining portion and a wire outlet hole formed in the shell, the coil wire is connected with a plug, and the plug is used for being connected with an electromagnetic navigation system; the side surface of the inner lining part is provided with a needle clamping groove penetrating through the inner lining part along the vertical direction, a needle clamping part matched with the needle clamping groove is arranged at the corresponding position of the shell, and the needle clamping groove and the needle clamping part are used for fixing a second positioning needle.
2. The tracking needle clip for use with an electromagnetic navigation system as set forth in claim 1, wherein: the acute angle included angle between the two coil slots is 10-80 degrees.
3. The tracking needle clip for use with an electromagnetic navigation system as claimed in claim 1 or 2, wherein: the lining part is provided with a limiting groove, the shell is provided with a limiting bulge matched with the limiting groove, and when the lining part and the shell are spliced together, the limiting groove is matched with the limiting bulge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022700640.7U CN213722372U (en) | 2020-11-20 | 2020-11-20 | Tracking needle clip matched with electromagnetic navigation system for use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022700640.7U CN213722372U (en) | 2020-11-20 | 2020-11-20 | Tracking needle clip matched with electromagnetic navigation system for use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213722372U true CN213722372U (en) | 2021-07-20 |
Family
ID=76826597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022700640.7U Active CN213722372U (en) | 2020-11-20 | 2020-11-20 | Tracking needle clip matched with electromagnetic navigation system for use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213722372U (en) |
-
2020
- 2020-11-20 CN CN202022700640.7U patent/CN213722372U/en active Active
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