CN112545622B - Neurosurgery minimally invasive surgery frameless positioning instrument - Google Patents
Neurosurgery minimally invasive surgery frameless positioning instrument Download PDFInfo
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- CN112545622B CN112545622B CN202110141968.6A CN202110141968A CN112545622B CN 112545622 B CN112545622 B CN 112545622B CN 202110141968 A CN202110141968 A CN 202110141968A CN 112545622 B CN112545622 B CN 112545622B
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- 238000002324 minimally invasive surgery Methods 0.000 title description 5
- 238000001356 surgical procedure Methods 0.000 claims abstract description 4
- 238000003780 insertion Methods 0.000 abstract description 8
- 230000037431 insertion Effects 0.000 abstract description 8
- 238000005457 optimization Methods 0.000 description 8
- 238000005096 rolling process Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3417—Details of tips or shafts, e.g. grooves, expandable, bendable; Multiple coaxial sliding cannulas, e.g. for dilating
- A61B17/3421—Cannulas
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3478—Endoscopic needles, e.g. for infusion
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
- A61B2017/3405—Needle locating or guiding means using mechanical guide means
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Abstract
The invention discloses a frameless locator for a minimally invasive neurosurgery operation, and relates to the field of neurosurgery. This neurosurgery minimal access surgery frameless locator includes the bed body, the first station board of bottom fixedly connected with and the second station board of the bed body, first station board and second station board are located the bottom head and the tail both sides of the bed body respectively, be connected with the lead screw through bearing rotation between first station board and the second station board, the horizontal locating piece has been cup jointed on the lead screw, set up threaded hole on the horizontal locating piece, the horizontal locating piece passes through screw hole and lead screw threaded connection, the horizontal backup pad of lateral wall fixedly connected with of horizontal locating piece, the bottom fixedly connected with supporting shoe of the bed body. Before the puncture needle is inserted into the sleeve, the frame-free locator for minimally invasive neurosurgery can adjust the puncture angle, the puncture position and the puncture height of the sleeve in advance so as to be convenient for a novice to operate, prevent the phenomenon that the operation fails because the insertion position and the insertion angle of the puncture needle do not cause the pain of a patient.
Description
Technical Field
The invention relates to the technical field of neurosurgery, in particular to a frameless position finder for neurosurgical minimally invasive surgery.
Background
The puncture operation is a common operation in clinical operation, generally, the most important reason for puncture failure in the puncture operation is that the puncture position and the puncture direction are not aligned, and currently, when the neurosurgical minimally invasive operation of a patient is performed, the main implementation of positioning of an operation path is that after a doctor measures the relative position relationship of a lesion position in a medical image of the patient relative to a head marker of the patient, the doctor determines the needle insertion point and the needle insertion direction of the patient after performing corresponding comparison measurement on the head of the patient in a real environment.
In the prior art, most doctors puncture according to experience and feeling, and puncture positions and angles are punctured by using a puncture needle cylinder, so that novices are easy to puncture and fail due to the fact that the doctors seriously depend on experience and level, arms of the doctors can shake after puncture, and the positions of puncture needles cannot be stably fixed, so that the puncture needles can shift, pain of patients is increased.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention discloses a frameless position finder for minimally invasive neurosurgery, which aims to solve the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a neurosurgery minimally invasive surgery frameless positioning instrument comprises a bed body, wherein a first station plate and a second station plate are fixedly connected to the bottom of the bed body, the first station plate and the second station plate are respectively positioned at the head and the tail of the bottom of the bed body, a lead screw is rotatably connected between the first station plate and the second station plate through a bearing, a horizontal positioning block is sleeved on the lead screw, a threaded hole is formed in the horizontal positioning block, the horizontal positioning block is in threaded connection with the lead screw through the threaded hole, a transverse supporting plate is fixedly connected to the side wall of the horizontal positioning block, a supporting block is fixedly connected to the bottom of the bed body, a supporting groove is formed in the side wall of the supporting block, the transverse supporting plate penetrates through the supporting groove to extend outwards and is fixedly connected with a square tube seat, a lifting plate is movably clamped in the tube cavity of the square tube seat, and a cross-bar strip is fixedly connected to the upper end of the side wall of the lifting plate, the improved lifting plate comprises a cross bar strip, a lifting plate and a sliding plate, wherein the cross bar strip is fixedly connected with a baffle plate, two groups of cross bars are fixedly connected between the baffle plate and the lifting plate, the cross bars are sleeved with sliders, the sliders are movably clamped on the cross bar strip, the side wall of each slider is fixedly connected with a sliding plate, one side, away from the sliders, of each sliding plate penetrates through the lifting plate to extend outwards and is fixedly connected with a spherical seat, the spherical center of each spherical seat is provided with a spherical groove, the top and the bottom of each spherical seat are provided with openings, a rotating ball is rotatably connected in the spherical groove of each spherical seat, a round hole is formed in the vertical center line of the rotating ball, four groups of vertical rods are fixedly connected to the top of the rotating ball, and sleeves are fixedly connected to the top of the vertical rods.
Preferably, one end of the screw rod penetrates through the second standing plate and is fixedly connected with a rotating handle.
Preferably, two sets of limiting rods are fixedly connected between the first station plate and the second station plate, two sets of limiting holes are formed in the horizontal positioning block, and the horizontal positioning block is sleeved on the two sets of limiting rods through the limiting holes.
Preferably, the side wall of the square tube seat is fixedly connected with a first nut seat, the axis of the first nut seat is in threaded connection with a first clamping bolt, and the first clamping bolt penetrates through the first nut seat and the square tube seat and abuts against the outer wall of the lifting plate.
Preferably, the top of the sliding block is fixedly connected with a second nut seat, the axis of the second nut seat is in threaded connection with a second clamping bolt, and the second clamping bolt penetrates through the second nut seat and the sliding block and abuts against the top of the transverse lath.
Preferably, one side of the spherical seat, which is far away from the sliding plate, is fixedly connected with a third nut seat, the axis of the third nut seat is in threaded connection with a third clamping bolt, and the third clamping bolt penetrates through the third nut seat and the spherical seat and abuts against the outer wall of the rotating ball.
Preferably, four groups of the vertical rods are distributed on the rotating ball in an annular array, and the vertical rods are symmetrical about a circular hole of the rotating ball.
Preferably, the side wall of the sleeve is fixedly connected with a fourth nut seat, a fourth clamping bolt is in threaded connection with the axis of the fourth nut seat, and the fourth clamping bolt penetrates through the fourth nut seat and the sleeve and abuts against the outer wall of the puncture needle.
Preferably, two groups of round holes corresponding to the cross bars are formed in the sliding block, and the length of each cross bar is equal to that of the sliding plate.
The invention discloses a frameless positioning instrument for a minimally invasive neurosurgery operation, which has the following beneficial effects:
1. this neurosurgery minimal access surgery frameless locater, the pjncture needle can pass the sleeve pipe, the round hole of four group's pole settings and rolling ball inserts in the skin, before inserting the pjncture needle in set intraduct, can be with sheathed tube puncture angle, position and height are adjusted in advance, so that the new hand is operated, the phenomenon of operation failure is not caused to pjncture needle inserted position and angle, it is painful to reduce patient, after piercing the pjncture needle, can use fourth chucking bolt to carry out the rigidity of pjncture needle, guarantee that the pjncture needle is stable can not take place to remove, it can with the outer wall chucking of pjncture needle to screw up fourth chucking bolt, the device is when using, and easy operation is convenient, time saving and labor saving, can satisfy user's demand.
2. This neurosurgery minimal access surgery frameless locater, when horizontal positioning piece slided along two sets of gag lever posts, the gag lever post can provide the side direction support to horizontal positioning piece, and the gag lever post can guarantee when horizontal positioning piece slides, can not take place the direction skew to guarantee to reduce the pressure to the lead screw, make long-time back of using, horizontal positioning piece can not make the lead screw take place phenomenons such as crooked deformation, thereby guarantee the stability of device main part, make device convenient to use, the life of extension device.
3. The frameless position finder for minimally invasive neurosurgery comprises a first clamping bolt, a lifting plate, a second clamping bolt, a third clamping bolt, a rotating ball, a sleeve pipe, a vertical rod, a puncture needle and other structures, wherein the first clamping bolt is arranged for facilitating a user to fix and adjust the position of the lifting plate and further adjust the height of the sleeve pipe, the second clamping bolt is arranged for fixing the position of a sliding block and further adjusting the transverse position of the sleeve pipe, the third clamping bolt is arranged for fixing the position of the rotating ball and further adjusting the angle of the sleeve pipe, the vertical rod is arranged for supporting the sleeve pipe and ensuring that the position of the sleeve pipe is positioned right above a round hole of the rotating ball so as to facilitate the insertion of the puncture needle, the fourth clamping bolt is arranged for facilitating the insertion of the puncture needle into the sleeve pipe and then fixing the position of the puncture needle, and other structures which can realize the fixing and the adjusting and can achieve the same technical purpose can be used in the scheme, and the structure of the main body of the device is simple, the manufacturing cost is low, the operation is stable, and the requirements of users are met.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a perspective view of the main body of the apparatus of the present invention;
FIG. 3 is a bottom structural view of the bed body of the present invention;
FIG. 4 is a structural view of a lead screw of the present invention;
FIG. 5 is a structural view of the lifter plate of the present invention;
FIG. 6 is a block diagram of the present invention;
fig. 7 is a view showing the structure of a rotary ball according to the present invention.
In the figure: 1. a bed body; 2. a first standing plate; 3. a second station board; 4. a screw rod; 401. rotating the handle; 5. a limiting rod; 6. a supporting block; 601. a support groove; 7. horizontally positioning a block; 701. a threaded hole; 702. a limiting hole; 8. a transverse support plate; 9. a square tube seat; 901. a first nut seat; 902. a first clamping bolt; 10. a lifting plate; 11. a cross lath; 12. a cross bar; 13. a baffle plate; 14. a slider; 1401. a second nut seat; 1402. a second clamping bolt; 15. a sliding plate; 16. a spherical seat; 1601. a third nut seat; 1602. a third clamping bolt; 17. rotating the ball; 18. erecting a rod; 19. a sleeve; 1901. a fourth nut seat; 1902. and a fourth clamping bolt.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-7, a neurosurgery minimally invasive surgery frameless positioning instrument comprises a bed body 1, a first station plate 2 and a second station plate 3 are fixedly connected to the bottom of the bed body 1, the first station plate 2 and the second station plate 3 are respectively positioned at the head and the tail of the bottom of the bed body 1, a screw rod 4 is rotatably connected between the first station plate 2 and the second station plate 3 through a bearing, a horizontal positioning block 7 is sleeved on the screw rod 4, a threaded hole 701 is formed in the horizontal positioning block 7, the horizontal positioning block 7 is in threaded connection with the screw rod 4 through the threaded hole 701, a transverse supporting plate 8 is fixedly connected to the side wall of the horizontal positioning block 7, a supporting block 6 is fixedly connected to the bottom of the bed body 1, a supporting groove 601 is formed in the side wall of the supporting block 6, the transverse supporting plate 8 extends outwards through the supporting groove 601 and is fixedly connected with a square tube seat 9, a lifting plate 10 is movably clamped in the tube cavity of the square tube seat 9, a transverse lath 11 is fixedly connected to the upper end of the side wall of the lifting plate 10, one end of the transverse lath 11, which is far away from the lifting plate 10, is fixedly connected with a baffle 13, two groups of transverse rods 12 are fixedly connected between the baffle 13 and the lifting plate 10, a sliding block 14 is sleeved on the transverse rods 12, the sliding block 14 is movably clamped on the transverse lath 11, the side wall of the sliding block 14 is fixedly connected with a sliding plate 15, one side of the sliding plate 15, which is far away from the sliding block 14, penetrates through the lifting plate 10 to extend outwards and is fixedly connected with a spherical seat 16, the spherical center of the spherical seat 16 is provided with a spherical groove, the top and the bottom of the spherical seat 16 are both provided with openings, the spherical groove of the spherical seat 16 is rotatably connected with a rotating ball 17, a vertical central line of the rotating ball 17 is provided with a round hole, the top of the rotating ball 17 is fixedly connected with four groups of upright rods 18, the top of the upright rods 18 is fixedly connected with a sleeve 19, a puncture needle can penetrate through the round holes of the sleeve 19, the four groups of upright rods 18 and the rotating ball 17 and can be inserted into the skin, before the puncture needle is inserted into the sleeve 19, can be with sleeve 19's puncture angle, position and height are adjusted in advance, so that the new hand operates, the phenomenon that puncture needle inserted position and angle do not cause the operation failure has been prevented, it is painful to reduce patient, after piercing the pjncture needle, can use fourth chucking bolt 1902 to carry out the rigidity of pjncture needle, guarantee that the pjncture needle is stable can not take place to remove, screw up fourth chucking bolt 1902 with the outer wall chucking of pjncture needle can, the device is when using, the operation is simple and convenient, time saving and labor saving, user's demand can be satisfied.
As a technical optimization scheme of the invention, one end of the screw rod 4 passes through the second station plate 3 and is fixedly connected with a rotating handle 401, a user can conveniently rotate the screw rod 4 through the rotating handle 401, and the screw rod 4 drives the horizontal positioning block 7 to move after rotating.
As a technical optimization scheme of the invention, two sets of limiting rods 5 are fixedly connected between the first station plate 2 and the second station plate 3, two sets of limiting holes 702 are formed in the horizontal positioning block 7, the horizontal positioning block 7 is sleeved on the two sets of limiting rods 5 through the limiting holes 702, when the horizontal positioning block 7 slides along the two sets of limiting rods 5, the limiting rods 5 can provide lateral support for the horizontal positioning block 7, the limiting rods 5 can ensure that the horizontal positioning block 7 cannot generate directional deviation when sliding, and ensure that the pressure on the screw rod 4 is reduced, so that the horizontal positioning block 7 cannot generate phenomena of deflection deformation and the like on the screw rod 4 after long-time use, thereby ensuring the stability of a device main body, facilitating the use of the device and prolonging the service life of the device.
As a technical optimization scheme of the invention, the side wall of the square tube seat 9 is fixedly connected with a first nut seat 901, the axis of the first nut seat 901 is in threaded connection with a first clamping bolt 902, the first clamping bolt 902 penetrates through the first nut seat 901 and the square tube seat 9 and abuts against the outer wall of the lifting plate 10, and the arranged first clamping bolt 902 is convenient for a user to fix and adjust the position of the lifting plate 10, so as to adjust the height of the sleeve 19.
As a technical optimization scheme of the invention, the top of the sliding block 14 is fixedly connected with a second nut seat 1401, the axis of the second nut seat 1401 is in threaded connection with a second clamping bolt 1402, the second clamping bolt 1402 penetrates through the second nut seat 1401 and the sliding block 14 and is abutted against the top of the transverse lath 11, and the position of the sliding block 14 can be fixed through the arranged second clamping bolt 1402, so that the transverse position of the sleeve 19 can be adjusted.
As a technical optimization scheme of the present invention, a third nut seat 1601 is fixedly connected to a side of the spherical seat 16 away from the sliding plate 15, a third fastening bolt 1602 is threadedly connected to an axis of the third nut seat 1601, the third fastening bolt 1602 passes through the third nut seat 1601 and the spherical seat 16 and abuts against an outer wall of the rotating ball 17, and the position of the rotating ball 17 can be fixed by the third fastening bolt 1602, so that an angle of the sleeve 19 can be adjusted.
As a technical optimization scheme of the invention, four groups of upright posts 18 are distributed on the rotating ball 17 in an annular array, the upright posts 18 are symmetrical about a circular hole of the rotating ball 17, the arranged upright posts 18 can support the sleeve 19, and the position of the sleeve 19 is ensured to be positioned right above the circular hole of the rotating ball 17, so that the puncture needle can be conveniently inserted.
As a technical optimization scheme of the invention, a fourth nut seat 1901 is fixedly connected to the side wall of the sleeve 19, a fourth clamping bolt 1902 is connected to the axis of the fourth nut seat 1901 in a threaded manner, the fourth clamping bolt 1902 penetrates through the fourth nut seat 1901 and the sleeve 19 and abuts against the outer wall of the puncture needle, and the puncture needle is conveniently fixed in position after being inserted into the sleeve 19 through the arranged fourth clamping bolt 1902.
As a technical optimization scheme of the invention, two groups of round holes corresponding to the cross rod 12 are formed on the sliding block 14, and the length of the cross rod 12 is the same as that of the sliding plate 15.
When the invention is used, the longitudinal position of the sleeve 19 can be adjusted by rotating the rotating handle 401, the height of the lifting plate 10 can be adjusted to realize the height adjustment of the sleeve 19, the transverse position of the sleeve 19 can be adjusted by adjusting the position of the sliding block 14, and the puncture angle of the sleeve 19 can be adjusted by adjusting the rotating angle of the rotating ball 17.
When the rotating handle 401 is rotated, the rotating handle 401 drives the screw rod 4 to rotate, the screw rod 4 drives the horizontal positioning block 7 to transversely slide, the horizontal positioning block 7 slides along the two sets of limiting rods 5, the limiting rods 5 can provide lateral support for the horizontal positioning block 7, the horizontal positioning block 7 drives the horizontal supporting plate 8 to slide when sliding, the horizontal supporting plate 8 slides along the supporting groove 601, the supporting block 6 can provide limiting and supporting for the horizontal supporting plate 8, the horizontal supporting plate 8 drives the square tube seat 9 to move when moving, the square tube seat 9 further drives the lifting plate 10, the cross bar 11, the sliding block 14, the sliding plate 15, the spherical seat 16, the rotating ball 17, the vertical rod 18 and the sleeve 19 to move, and therefore the longitudinal position adjustment of the sleeve 19 is achieved.
When the height of the sleeve 19 is adjusted, the first clamping bolt 902 can be unscrewed firstly, and the lifting plate 10 can slide up and down at the moment, so that the lifting plate 10 slides along the tube cavity of the square tube seat 9, the lifting plate 10 drives the transverse lath 11, the sliding block 14, the sliding plate 15, the spherical seat 16, the rotating ball 17, the upright rod 18 and the sleeve 19 to move, the height adjustment of the sleeve 19 is realized, and the first clamping bolt 902 can be screwed up to be fixed after the height is adjusted.
When the transverse position of the sleeve 19 is adjusted, the second clamping bolt 1402 can be unscrewed firstly, and the sliding block 14 can slide transversely at the moment, so that the sliding block 14 slides along the two groups of cross rods 12, the sliding block 14 drives the sliding plate 15 to move when sliding, the sliding plate 15 drives the spherical seat 16, the rotating ball 17, the upright rod 18 and the sleeve 19 to move, the transverse position of the sleeve 19 is adjusted, and the second clamping bolt 1402 can be directly screwed to be fixed after the transverse position is adjusted.
When adjusting the turned angle of rolling ball 17, at first can unscrew third chucking bolt 1602, can make rolling ball 17 rotate in spherical seat 16 this moment to make rolling ball 17 drive pole setting 18 and sleeve pipe 19 turned angle, thereby make the puncture angle of pjncture needle adjust, after adjusting the angle, directly screw up third chucking bolt 1602 and can fix.
For technicians in the field, the puncture needle can penetrate through the circular holes of the sleeve 19, the four groups of vertical rods 18 and the rotating ball 17 and is inserted into the skin, before the puncture needle is inserted into the sleeve 19, the puncture angle, the puncture position and the puncture height of the sleeve 19 can be adjusted in advance, so that operation by a new hand is facilitated, the phenomenon that the operation fails due to the insertion position and the insertion angle of the puncture needle is avoided, pain of a patient is reduced, after the puncture needle is inserted, the fourth clamping bolt 1902 can be used for fixing the position of the puncture needle, the puncture needle is guaranteed to be stable and cannot move, the fourth clamping bolt 1902 is screwed down to clamp the outer wall of the puncture needle, and when the device is used, the operation is simple, convenient and fast, time and labor are saved, and user requirements can be met.
The first clamping bolt 902 is arranged to facilitate the user to fix and adjust the position of the lifting plate 10, further adjust the height of the sleeve 19, the second clamping bolt 1402 is arranged to fix the position of the slider 14, further adjust the transverse position of the sleeve 19, the third clamping bolt 1602 is arranged to fix the position of the rotary ball 17, further adjust the angle of the sleeve 19, the upright rod 18 is arranged to support the sleeve 19, and ensure that the position of the sleeve 19 is right above the round hole of the rotary ball 17, so that the puncture needle can be conveniently inserted, the fourth clamping bolt 1902 is arranged to facilitate the puncture needle to be inserted into the sleeve 19, and then fix the position of the puncture needle, and other structures capable of achieving the fixing and adjusting and achieving the same technical purpose can be used in the scheme, the main body of the device has a simple structure, the manufacturing cost is low, the operation is stable, and the requirements of users are met.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a neurosurgery minimal access surgery frameless locater, includes bed body (1), its characterized in that: the bed comprises a bed body (1), wherein the bottom of the bed body (1) is fixedly connected with a first station plate (2) and a second station plate (3), the first station plate (2) and the second station plate (3) are respectively positioned at the head and tail sides of the bottom of the bed body (1), a lead screw (4) is rotatably connected between the first station plate (2) and the second station plate (3) through a bearing, a horizontal positioning block (7) is sleeved on the lead screw (4), a threaded hole (701) is formed in the horizontal positioning block (7), the horizontal positioning block (7) is in threaded connection with the lead screw (4) through the threaded hole (701), a transverse supporting plate (8) is fixedly connected to the side wall of the horizontal positioning block (7), a supporting block (6) is fixedly connected to the bottom of the bed body (1), a supporting groove (601) is formed in the side wall of the supporting block (6), the transverse supporting plate (8) penetrates through the supporting groove (601) to extend outwards and is fixedly connected with a square tube seat (9), the lifting plate (10) is movably clamped in a tube cavity of the square tube seat (9), the upper end of the side wall of the lifting plate (10) is fixedly connected with a transverse lath (11), one end, far away from the lifting plate (10), of the transverse lath (11) is fixedly connected with a baffle (13), two groups of transverse rods (12) are fixedly connected between the baffle (13) and the lifting plate (10), a sliding block (14) is sleeved on the transverse rods (12), the sliding block (14) is movably clamped on the transverse lath (11), the side wall of the sliding block (14) is fixedly connected with a sliding plate (15), one side, far away from the sliding block (14), of the sliding plate (15) penetrates through the lifting plate (10) to extend outwards and is fixedly connected with a spherical seat (16), a spherical groove is formed in the sphere center of the spherical seat (16), openings are formed in the top and the bottom of the spherical seat (16), and a rotating ball (17) is rotatably connected in the spherical groove of the spherical seat (16), a round hole is formed in the vertical central line of the rotating ball (17), four groups of upright rods (18) are fixedly connected to the top of the rotating ball (17), and sleeves (19) are fixedly connected to the tops of the upright rods (18);
the side wall of the square tube seat (9) is fixedly connected with a first nut seat (901), the axis of the first nut seat (901) is in threaded connection with a first clamping bolt (902), and the first clamping bolt (902) penetrates through the first nut seat (901) and the square tube seat (9) and is abutted to the outer wall of the lifting plate (10).
2. The neurosurgical minimally invasive surgical frameless locator according to claim 1, wherein: one end of the screw rod (4) penetrates through the second station plate (3) and is fixedly connected with a rotating handle (401).
3. The neurosurgical minimally invasive surgical frameless locator according to claim 1, wherein: two sets of limiting rods (5) are fixedly connected between the first standing plate (2) and the second standing plate (3), two sets of limiting holes (702) are formed in the horizontal positioning block (7), and the horizontal positioning block (7) is sleeved on the two sets of limiting rods (5) through the limiting holes (702).
4. The neurosurgical minimally invasive surgical frameless locator according to claim 1, wherein: the top of the sliding block (14) is fixedly connected with a second nut seat (1401), the axis of the second nut seat (1401) is in threaded connection with a second clamping bolt (1402), and the second clamping bolt (1402) penetrates through the second nut seat (1401) and the sliding block (14) and is abutted to the top of the transverse lath (11).
5. The neurosurgical minimally invasive surgical frameless locator according to claim 1, wherein: one side, far away from the sliding plate (15), of the spherical seat (16) is fixedly connected with a third nut seat (1601), a third clamping bolt (1602) is connected to the axis of the third nut seat (1601) in a threaded manner, and the third clamping bolt (1602) penetrates through the third nut seat (1601) and the spherical seat (16) and abuts against the outer wall of the rotating ball (17).
6. The frameless positioning instrument of a minimally invasive neurosurgical operation according to claim 1, wherein: the four groups of upright rods (18) are distributed on the rotating ball (17) in an annular array, and the upright rods (18) are symmetrical about a circular hole of the rotating ball (17).
7. The neurosurgical minimally invasive surgical frameless locator according to claim 1, wherein: the side wall of the sleeve (19) is fixedly connected with a fourth nut seat (1901), a fourth clamping bolt (1902) is in threaded connection with the axis of the fourth nut seat (1901), and the fourth clamping bolt (1902) penetrates through the fourth nut seat (1901) and the sleeve (19) and abuts against the outer wall of the puncture needle.
8. The neurosurgical minimally invasive surgical frameless locator according to claim 1, wherein: two groups of round holes corresponding to the cross rods (12) are formed in the sliding blocks (14), and the length of the cross rods (12) is the same as that of the sliding plates (15).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110141968.6A CN112545622B (en) | 2021-02-02 | 2021-02-02 | Neurosurgery minimally invasive surgery frameless positioning instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110141968.6A CN112545622B (en) | 2021-02-02 | 2021-02-02 | Neurosurgery minimally invasive surgery frameless positioning instrument |
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| CN112545622A CN112545622A (en) | 2021-03-26 |
| CN112545622B true CN112545622B (en) | 2022-08-23 |
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| CN113274102A (en) * | 2021-05-28 | 2021-08-20 | 河南省中医院（河南中医药大学第二附属医院） | Tumor biopsy puncture positioning instrument used on CT bed |
| CN114176731B (en) * | 2021-12-24 | 2024-01-12 | 王秀萍 | Auxiliary positioning device for low-temperature plasma radio frequency ablation |
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| EP2422722A1 (en) * | 2010-08-31 | 2012-02-29 | Elekta AB (PUBL) | Surgical apparatus |
| CN110151465A (en) * | 2018-03-27 | 2019-08-23 | 闫志勇 | A kind of neurosurgery interventional therapy device |
| CN211985602U (en) * | 2020-01-20 | 2020-11-24 | 惠安极地星空科技有限公司 | Positioning device for puncture |
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| JP6832020B2 (en) * | 2015-08-31 | 2021-02-24 | ブリュバシッチ、ネーダＢＵＬＪＵＢＡＳＩＣ，Ｎｅｄａ | Systems and methods for providing ultrasonic guidance to target structures in the body |
| US10702257B2 (en) * | 2015-09-29 | 2020-07-07 | Ethicon Llc | Positioning device for use with surgical instruments |
| CN111248982A (en) * | 2020-02-29 | 2020-06-09 | 河南邦特威机电设备有限公司 | Guide assembly for realizing accurate positioning of internal medicine treatment puncture needle |
| CN111544092A (en) * | 2020-04-27 | 2020-08-18 | 上海交通大学医学院附属第九人民医院 | Three-dimensional percutaneous puncture positioning and fixing device |
| CN111700670A (en) * | 2020-05-08 | 2020-09-25 | 山东大学齐鲁医院(青岛) | Intracardiac branch of academic or vocational study puncture positioner |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2422722A1 (en) * | 2010-08-31 | 2012-02-29 | Elekta AB (PUBL) | Surgical apparatus |
| CN110151465A (en) * | 2018-03-27 | 2019-08-23 | 闫志勇 | A kind of neurosurgery interventional therapy device |
| CN211985602U (en) * | 2020-01-20 | 2020-11-24 | 惠安极地星空科技有限公司 | Positioning device for puncture |
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