CN113440269B - Positioning and guiding device for neurosurgical diagnosis and treatment - Google Patents
Positioning and guiding device for neurosurgical diagnosis and treatment Download PDFInfo
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- CN113440269B CN113440269B CN202110927847.4A CN202110927847A CN113440269B CN 113440269 B CN113440269 B CN 113440269B CN 202110927847 A CN202110927847 A CN 202110927847A CN 113440269 B CN113440269 B CN 113440269B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/11—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis with guides for needles or instruments, e.g. arcuate slides or ball joints
- A61B90/13—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis with guides for needles or instruments, e.g. arcuate slides or ball joints guided by light, e.g. laser pointers
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
Abstract
The invention relates to the technical field of neurosurgery and discloses a positioning and guiding device for neurosurgery diagnosis and treatment, which comprises a positioning mechanism, wherein the positioning mechanism comprises a column casing, a cavity is formed in the column casing, a first plug block is movably connected in the cavity, a support rod is fixedly connected to the center of the first plug block, and a ring rubber block is fixedly connected to the other end of the support rod. This neurosurgery diagnoses and uses location guider, along with support the pole and be close patient's head and atress gradually, chock two removes to impress in the cavity, chock one atress is outwards stretched out to the column casing, make branch drive the outside ejecting contact head of ring rubber piece, share support pole and fixed head atress, reach the automatic ring frame effect of going up when contradicting, it feels uncomfortable to reduce postoperative patient's head, treat that the head is fixed the back that finishes, press down the fixture block right and make the fixture block break away from outer arc pole, rotate the relative position who adjusts outer arc pole and laser component according to operation space and make laser irradiation in operation wound region.
Description
Technical Field
The invention relates to the technical field of neurosurgery, in particular to a positioning and guiding device for neurosurgery diagnosis and treatment.
Background
Neurosurgery is mainly used for treating nervous system diseases of brain, spinal cord and the like caused by trauma, such as cerebral hemorrhage and bleeding amount endangering life, brain trauma caused by car accidents, or brain tumor oppression requiring operation treatment and the like, generally, a positioning guide device is required to be used in the neurosurgery diagnosis and treatment process, operation is generally divided into positioning operation and guiding operation, but the head of a patient is generally fixed by utilizing three-point positioning in the conventional positioning device, a concave pit groove appears on the surface of scalp due to thimble type contact, the pressure action time of the contact part is prolonged along with the operation, the discomfort of the contact part of the head of the patient can be increased due to long-time collision, a laser assembly is required to be used in the space determination of the head focus and the operation process, the conventional laser assembly is fixed with the positioning device at an angle, when the head operation requires a specific angle, the operation operator makes laser assembly shine the straight line and receive sheltering from for positioner angle change, not only can influence the light condition in operation space, has reduced surgical equipment's practicality, and operation space can receive the restriction of laser assembly position, influences the process of operation.
In order to solve the above problems, the inventor provides a positioning and guiding device for neurosurgery diagnosis and treatment, wherein as the resisting rod approaches the head of a patient and is gradually stressed, the second plugging block moves and is pressed into the cavity, the first plugging block is stressed and extends out of the column barrel, so that the support rod drives the ring rubber block to outwards eject out the contact head, the resisting rod and the fixing head are shared to bear stress, the effect of automatically ejecting the ring frame when the resisting rod and the fixing head are abutted is achieved, discomfort of the head of the patient after operation is reduced, after the head is fixed, the clamping block is pressed rightwards to separate the clamping block from the outer arc rod, and the relative position of the outer arc rod and the laser assembly is adjusted according to the rotation of an operation space so that laser irradiates on an operation wound area.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a positioning and guiding device for neurosurgery diagnosis and treatment, which has the advantages of increasing the stress area by automatically mounting a top ring frame during collision and rotatably and adjustably changing the laser irradiation angle to avoid interference, and solves the problems that the contact part pressure is increased by the contact of a thimble type, the postoperative discomfort of a patient is increased, the angle of a laser assembly is fixed, and the adjustability of an operation space is reduced.
In order to achieve the purposes of increasing the stress area of the automatic top ring frame during collision and rotatably and adjustably changing the laser irradiation angle to avoid interference, the invention provides the following technical scheme: the utility model provides a neurosurgery is diagnose and is used location guider, includes positioning mechanism, positioning mechanism includes the column casing, the cavity has been seted up to the inside of column casing, the inside swing joint of cavity has chock I, the central fixedly connected with branch of chock I, the other end fixedly connected with of branch has the ring rubber piece, the central swing joint of cavity has chock II, the central fixedly connected with of chock II supports the pole, the top fixedly connected with fixed head of column casing, the inner wall elastic connection of column casing has spring I.
Preferably, the inner part of the column barrel is hollow, the inner part of the column barrel is respectively matched with the outer parts of the first plug block and the second plug block, the first plug block is equally distributed on the periphery of the second plug block, the cross section area of the first plug block is smaller than that of the second plug block, and the second plug block is propped against the second plug block and the cavity gas flows to enable the plug block to extend out of the column barrel.
Preferably, the abutting rod is movably connected inside the fixed head, the support rod is movably connected to the top of the column casing, the bottom end of the second chock block is elastically connected with the first spring, the air tightness among the cavity, the first chock block and the second chock block is good, and the second chock block is enabled to move and reset when the abutting rod fixedly connected to the center of the second chock block is not stressed.
Preferably, still include complementary unit, complementary unit includes the column piece, the inside of column piece is rotated and is connected with the screw rod, the periphery of screw rod is connected with interior arc pole, the periphery of interior arc pole is seted up flutedly, the inside swing joint of recess has the locating lever, the one end that the recess was kept away from to the locating lever articulates there is the connecting rod group, the left side of column piece is rotated and is connected with outer arc pole, the inside swing joint of outer arc pole has the fixture block, the peripheral limit connection of outer arc pole has laser unit.
Preferably, the inner wall of the left side of the column block is elastically connected with a clamping block, the radius of the inner arc rod is smaller than that of the outer arc rod, the upper side and the lower side of the column block are movably connected with the inner arc rod, the outer wall of the inner arc rod is provided with grooves at equal angles, and the positioning rod is movably connected to the bottom of the column barrel, so that the relative rotation of the inner arc rod and the outer arc rod is not interfered.
Preferably, still include the support body, the middle part fixedly connected with pillow of support body, the top of support body is provided with positioning mechanism, the top left side of support body rotates and is connected with complementary unit, complementary unit's upper and lower both ends fixedly connected with dog.
Preferably, the right-hand member top fixedly connected with column casing of support body, the periphery of arc pole including the left side branch swing joint of column casing, patient's head has been placed to the top of pillow, the column casing rotates to be connected in the top left side of support body, fixes patient's head respectively through column casing left and right sides branch to confirm the operation plane.
Advantageous effects
Compared with the prior art, the invention provides a positioning and guiding device for neurosurgical diagnosis and treatment, which has the following beneficial effects:
1. this neurosurgery is diagnose and is used location guider has seted up the cavity through the inside of column casing, along with support inside the pole is close patient's head atress gradually and impresses the column casing, the inside gas of chock two removal compression cavities this moment, chock one receives the gas pressure to stretch out outside the column casing, makes branch drive the outside ejecting contact head of ring rubber piece, shares support pole and fixed head atress to automatic top ring frame increase lifting surface's effect when reaching the conflict, reduces the uncomfortable sense of postoperative patient's head.
2. This neurosurgery diagnoses and uses location guider, top left side through the support body is rotated and is connected with the column block, treat the fixed back that finishes of head, the operation plane is confirmed this moment, press down the fixture block right and make the fixture block break away from outer arc pole, the rotation of outer arc pole is unrestricted this moment, rotate the outer arc pole of adjustment according to surgical instruments operating space, the position of adjusting laser subassembly simultaneously makes laser irradiation in the operation region, the regulation is finished and is relaxed and press the fixture block, the fixture block is gone into outer arc pole by the elastic action card this moment, restrict its rotation, thereby reach the effect of the adjustable change laser irradiation angle of rotary type, reduce the interference among the operation process.
Drawings
FIG. 1 is an external view of a positioning mechanism according to the present invention;
FIG. 2 is a cross-sectional view of the structure of the present invention;
FIG. 3 is a schematic view of the present invention;
FIG. 4 is a schematic view of the positioning mechanism of the present invention;
FIG. 5 is a schematic view of the outer arc rod of FIG. 2 at A-A according to the present invention;
FIG. 6 is an enlarged view of the structure of FIG. 2A according to the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 3 at B according to the present invention.
In the figure: 1. a frame body; 2. a pillow block; 3. a positioning mechanism; 31. a column casing; 32. a cavity; 33. a first chock block; 34. a strut; 35. a rubber ring block; 36. a second chock block; 37. a support rod; 38. a fixed head; 39. a first spring; 4. an auxiliary mechanism; 41. a column block; 42. a screw; 43. an inner arc rod; 44. a groove; 45. positioning a rod; 46. a linkage; 47. an outer arc bar; 48. a clamping block; 49. a laser assembly; 5. and a stop block.
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.
The first embodiment is as follows:
referring to fig. 1, 2, 3, 4, 6 and 7, a positioning and guiding device for neurosurgery diagnosis and treatment comprises a positioning mechanism 3, wherein the positioning mechanism 3 comprises a column 31, a cavity 32 is formed in the column 31, a first chock 33 is movably connected in the cavity 32, a support rod 34 is fixedly connected in the center of the first chock 33, the other end of the support rod 34 is fixedly connected with a ring rubber block 35, a second chock 36 is movably connected in the center of the cavity 32, a resisting rod 37 is fixedly connected in the center of the second chock 36, a fixed head 38 is fixedly connected at the top of the column 31, a first spring 39 is elastically connected to the inner wall of the column 31, the column 31 is hollow, the column 31 is internally matched with the outer parts of the first chock 33 and the second chock 36, the first chock 33 is equally distributed on the periphery of the second chock 36, the cross-sectional area of the chock 33 is smaller than the area of the second chock 36, the resisting rod 37 is movably connected in the fixed head 38, branch 34 swing joint is at the top of column casing 31, the bottom elastic connection of chock two 36 has spring 39, the gas tightness is good between cavity 32 and chock one 33 and chock two 36, press from both sides tightly along with positioning mechanism 3, it makes chock two 36 support into cavity 32 to support the pole 37 atress gradually this moment, cavity 32 is gaseous pressurized makes chock one 33 stretch out to column casing 31 outside, branch 34 drives ring rubber piece 35 contact patient head surface, increase the area of contact site, share head pressure, reach the effect that the automatic top ring frame increases the lifting surface area when conflicting, reduce the uncomfortable sense of postoperative patient head.
Example two:
referring to fig. 1, 2, 3, 5, 6 and 7, a positioning and guiding device for neurosurgery diagnosis and treatment further comprises an auxiliary mechanism 4, the auxiliary mechanism 4 comprises a column block 41, a screw rod 42 is rotatably connected inside the column block 41, an inner arc rod 43 is connected to the periphery of the screw rod 42, a groove 44 is formed in the periphery of the inner arc rod 43, a positioning rod 45 is movably connected inside the groove 44, a connecting rod set 46 is hinged to one end of the positioning rod 45 away from the groove 44, an outer arc rod 47 is rotatably connected to the left side of the column block 41, a clamping block 48 is movably connected inside the outer arc rod 47, a laser assembly 49 is connected to the periphery of the outer arc rod 47 in a limiting manner, the clamping block 48 is elastically connected to the inner wall of the left side of the column block 41, the radius of the inner arc rod 43 is smaller than that of the outer arc rod 47, the inner arc rod 43 is movably connected to the upper and lower sides of the column block 41, a groove 44 is formed in the outer wall of the inner arc rod 43 at equal angle, the positioning rod 45 is movably connected to the bottom of the column barrel 31, make the relative rotation of inner arc pole 43 and outer arc pole 47 not disturbed, it is spacing except that arc pole 47 is separated to press fixture block 48 right, rotate this moment and adjust the relative angle of outer arc pole 47 and inner arc pole 43, laser assembly 49 light shines and receives and shelters from when avoiding operating, and the position of sliding adjustment laser assembly 49 is in order to change laser irradiation angle on outer arc pole 47 simultaneously to reach the adjustable effect that changes laser irradiation angle of rotary type, reduce the interference of operation in-process.
Example three:
referring to fig. 1-7, a positioning and guiding device for neurosurgery diagnosis and treatment comprises a frame body 1, a pillow block 2 is fixedly connected to the middle of the frame body 1, a positioning mechanism 3 is arranged above the frame body 1, the positioning mechanism 3 comprises a column 31, a cavity 32 is formed in the column 31, a first plug block 33 is movably connected to the cavity 32, a support rod 34 is fixedly connected to the center of the first plug block 33, a ring rubber block 35 is fixedly connected to the other end of the support rod 34, a second plug block 36 is movably connected to the center of the cavity 32, a support rod 37 is fixedly connected to the center of the second plug block 36, a fixing head 38 is fixedly connected to the top of the column 31, a first spring 39 is elastically connected to the inner wall of the column 31, the column 31 is hollow, the interior of the column 31 is respectively matched with the exterior of the first plug block 33 and the exterior of the second plug block 36, the first plug blocks 33 are equally distributed on the periphery of the second plug block 36, and the cross-sectional area of the first plug blocks 33 is smaller than the area of the second plug blocks 36, the resisting rod 37 is movably connected inside the fixed head 38, the supporting rod 34 is movably connected at the top of the column barrel 31, the bottom end of the second chock block 36 is elastically connected with a first spring 39, the air tightness between the cavity 32, the first chock block 33 and the second chock block 36 is good, the left side of the top of the frame body 1 is rotatably connected with an auxiliary mechanism 4, the auxiliary mechanism 4 comprises a column block 41, the inside of the column block 41 is rotatably connected with a screw rod 42, the periphery of the screw rod 42 is connected with an inner arc rod 43, the periphery of the inner arc rod 43 is provided with a groove 44, the inside of the groove 44 is movably connected with a positioning rod 45, one end of the positioning rod 45 far away from the groove 44 is hinged with a connecting rod group 46, the left side of the column block 41 is rotatably connected with an outer arc rod 47, the inside of the outer arc rod 47 is movably connected with a clamping block 48, the periphery of the outer arc rod 47 is connected with a laser component 49, the inner wall of the left side of the column block 41 is elastically connected with a clamping block 48, the radius of the inner arc rod 43 is smaller than that of the outer arc rod 47, the upper side and the lower side of a column block 41 are movably connected with an inner arc rod 43, the outer wall of the inner arc rod 43 is provided with a groove 44 at equal angles, a positioning rod 45 is movably connected at the bottom of a column barrel 31, so that the relative rotation of the inner arc rod 43 and the outer arc rod 47 is not interfered, the upper end and the lower end of an auxiliary mechanism 4 are fixedly connected with a stop block 5, the top of the right end of a frame body 1 is fixedly connected with the column barrel 31, the left branch of the column barrel 31 is movably connected at the periphery of the inner arc rod 43, the head of a patient is placed above a pillow block 2, the column block 41 is rotatably connected at the left side of the top of the frame body 1, the head of the patient is respectively fixed through the left branch and the right branch of the column barrel 31 so as to determine an operation plane, the abutting rod 37 is gradually stressed to abut against a second chock block 36 in a cavity 32 at the moment, the cavity 32 is pressurized to enable a first chock block 33 to extend out of the column barrel 31, a support rod 34 drives a ring rubber block 35 to contact the surface of the head of the patient, increase the area of contact site, share head pressure, reach the automatic effect that increases lifting surface area of top ring frame when contradicting, reduce the uncomfortable sense of postoperative patient head, it is spacing except that arc pole 47 is separated to press down fixture block 48 right, rotate the relative angle who adjusts outer arc pole 47 and inner arc pole 43 this moment, laser assembly 49 light shines and receives and shelters from when avoiding operating, the position of slide adjusting laser assembly 49 is in order to change laser irradiation angle on outer arc pole 47 simultaneously, thereby reach the adjustable effect that changes laser irradiation angle of rotary type, reduce the interference among the operation process.
The working process and principle are as follows: before the operation of the head of a patient, the head of the patient is placed on the upper surface of the pillow block 2, the adjusting column block 41 is rotated according to the cutting direction of the head of the patient, an operation plane is determined based on a three-point positioning method, the inner arc rod 43 is rotated, because the outer arc rod 47 is rotatably connected to the left side of the column block 41, the outer arc rod 47 is synchronously rotated along with the rotation of the column block 41, when the column block 41 is rotated, the inner arc rod 43 is synchronously rotated, because the periphery of the inner arc rod 43 is equiangularly provided with the groove 44, the inside of the groove 44 is movably connected with the positioning rod 45, the positioning rod 45 is clamped into the inside of the groove 44 at the moment, the column barrel 31 correspondingly connected with the positioning rod 45 is movably connected with the periphery of the inner arc rod 43, when the distance between the column barrels 31 at the upper side and the lower side of the inner arc rod 43 is adjusted, the connecting rod group 46 is oppositely pressed to enable the positioning rod 45 to be separated from the limit of the groove 44, the column barrels 31 at the upper side and the lower side and the upper side and the lower side are slid to change the distance between the column barrels 31, after the adjustment is finished, the pressing is released, the positioning rod 45 is clamped into the groove 44 corresponding to the central line of the sliding of the column barrel 31 again, at the moment, the distance between the upper side and the lower side of the column barrel 31 of the inner arc rod 43 is determined, after the operation plane is determined, the screw rod 42 is rotated to enable the inner arc rod 43 to move, at the moment, the abutting rod 37 at one side of the column barrel 31 far away from the inner arc rod 43 is gradually close to the head of a patient and is pressed into the cavity 32, because the inside of the cavity 32 is respectively and movably connected with the first plug block 33 and the second plug block 36, the second plug block 36 is pressed into the cavity 32 along with the abutting rod 37, at the moment, the air in the cavity 32 jacks the first plug block 33, because the center of the first plug block 33 is fixedly connected with the supporting rod 34, the other end of the supporting rod 34 is fixedly connected with the ring rubber block 35, along with the fact that the first plug block 33 extends out of the column barrel 31 along the cavity 32, at the moment, the supporting rod 34 drives the ring rubber block 35 to pass through the fixed head 38 and gradually approach the head until the ring rubber block 35 abuts against the surface of the head, the abutting rod 37 bears the pressure, and the effect of automatically increasing the stressed area of the ring frame during the abutting is achieved, reduce the discomfort of the head of the patient after the operation.
In the operation process, laser unit 49 is sheltered from when leading to the operation to interrupt when the operation, press down fixture block 48 to get into inside the post piece 41 in coordination with the nurse right, fixture block 48 breaks away from outer arc pole 47 this moment, outer arc pole 47 rotates no longer to receive the restriction, rotate adjustment outer arc pole 47 according to surgical instruments operating space, adjust laser unit 49's position simultaneously and make laser irradiation in the operation region, adjust and loosen after finishing and press down fixture block 48, fixture block 48 receives the elastic action card to go into outer arc pole 47 this moment, restrict its rotation, reach the adjustable effect that changes the laser irradiation angle of rotary type, reduce the interference among the operation process.
To sum up, this neurosurgery diagnoses and diagnoses with location guider, through the inside cavity 32 of having seted up of column casing 31, along with support pole 37 is close patient's head and is forced gradually and impressed inside column casing 31, chock two 36 removal compression cavity 32 inside gas this moment, chock one 33 receives the gas and stretches out to column casing 31 outward, make branch 34 drive ring rubber piece 35 outwards ejecting contact head, share support pole 37 and fixed head 38 atress, thereby reach the effect that automatic top ring frame increased the lifting surface area when contradicting, reduce the uncomfortable sense of postoperative patient's head
And, this neurosurgery diagnoses and uses location guider, top left side through support body 1 rotates and is connected with column block 41, treat the head fixed back that finishes, the operation plane is confirmed this moment, press down fixture block 48 right and make fixture block 48 break away from outer arc pole 47, the rotation of outer arc pole 47 is unrestricted this moment, rotate adjustment outer arc pole 47 according to surgical instruments operating space, adjust laser subassembly 49's position simultaneously and make laser irradiation in the operation region, it presses fixture block 48 to relax after finishing adjusting, fixture block 48 receives the elastic action card to go into outer arc pole 47 this moment, restrict its rotation, thereby reach the adjustable effect that changes the laser irradiation angle of rotary type, reduce the interference in the operation process.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a neurosurgery is diagnose and is used location guider, includes positioning mechanism (3), its characterized in that: the positioning mechanism (3) comprises a column casing (31), a cavity (32) is formed in the column casing (31), a first chock block (33) is movably connected inside the cavity (32), a supporting rod (34) is fixedly connected to the center of the first chock block (33), a ring rubber block (35) is fixedly connected to the other end of the supporting rod (34), a second chock block (36) is movably connected to the center of the cavity (32), a resisting rod (37) is fixedly connected to the center of the second chock block (36), a fixing head (38) is fixedly connected to the top of the column casing (31), and a first spring (39) is elastically connected to the inner wall of the column casing (31);
the column barrel (31) is hollow, the inside of the column barrel (31) is matched with the outsides of a first plug block (33) and a second plug block (36), the first plug block (33) is arranged on the periphery of the second plug block (36) in an equal way, and the cross-sectional area of the first plug block (33) is smaller than that of the second plug block (36);
the support rod (37) is movably connected inside the fixed head (38), the support rod (34) is movably connected to the top of the column barrel (31), the bottom end of the second plug block (36) is elastically connected with a first spring (39), and the air tightness among the cavity (32), the first plug block (33) and the second plug block (36) is good.
2. The positioning and guiding device for neurosurgical operation according to claim 1, wherein: still include complementary unit (4), complementary unit (4) include post piece (41), the inside of post piece (41) is rotated and is connected with screw rod (42), the periphery of screw rod (42) is connected with interior arc pole (43), recess (44) are seted up to the periphery of interior arc pole (43), the inside swing joint of recess (44) has locating lever (45), the one end that recess (44) were kept away from in locating lever (45) articulates there is connecting rod group (46), the left side of post piece (41) is rotated and is connected with outer arc pole (47), the inside swing joint of outer arc pole (47) has fixture block (48), the peripheral spacing of outer arc pole (47) is connected with laser assembly (49).
3. The positioning and guiding device for neurosurgical operation according to claim 2, wherein: the inner wall of the left side of the column block (41) is elastically connected with a clamping block (48), the radius of the inner arc rod (43) is smaller than that of the outer arc rod (47), the upper side and the lower side of the column block (41) are movably connected with the inner arc rod (43), grooves (44) are formed in the outer wall of the inner arc rod (43) at equal angles, and the positioning rod (45) is movably connected to the bottom of the column barrel (31).
4. The positioning and guiding device for neurosurgical operation according to claim 3, wherein: still include support body (1), middle part fixedly connected with pillow (2) of support body (1), the top of support body (1) sets up positioning mechanism (3), the top left side of support body (1) is rotated and is connected with complementary unit (4), upper and lower both ends fixedly connected with dog (5) of complementary unit (4).
5. The positioning and guiding device for neurosurgical operation according to claim 4, wherein: the support is characterized in that a column casing (31) is fixedly connected to the top of the right end of the support body (1), a left branch of the column casing (31) is movably connected to the periphery of an inner arc rod (43), the head of a patient is placed above the pillow block (2), and the column block (41) is rotatably connected to the left side of the top of the support body (1).
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| CN202110927847.4A CN113440269B (en) | 2021-08-13 | 2021-08-13 | Positioning and guiding device for neurosurgical diagnosis and treatment |
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| CN202110927847.4A CN113440269B (en) | 2021-08-13 | 2021-08-13 | Positioning and guiding device for neurosurgical diagnosis and treatment |
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| CN113440269B true CN113440269B (en) | 2022-08-26 |
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