CN113143662B - Neurosurgery posterior skull distraction drainage device - Google Patents
Neurosurgery posterior skull distraction drainage device Download PDFInfo
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- CN113143662B CN113143662B CN202110581262.1A CN202110581262A CN113143662B CN 113143662 B CN113143662 B CN 113143662B CN 202110581262 A CN202110581262 A CN 202110581262A CN 113143662 B CN113143662 B CN 113143662B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
- A61G13/102—Fluid drainage means for collecting bodily fluids from the operating table, e.g. for blood, urine
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
- A61G13/12—Rests specially adapted therefor; Arrangements of patient-supporting surfaces
- A61G13/1205—Rests specially adapted therefor; Arrangements of patient-supporting surfaces for specific parts of the body
- A61G13/121—Head or neck
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Abstract
The invention provides a neurosurgery posterior skull distraction drainage device, which relates to the technical field of medical instruments and aims to solve the problems that the existing posterior skull distraction drainage device lacks a supporting structure capable of adjusting the angle of the head, the position of the head of a patient is often required to be adjusted when an operation is performed, and the operation is influenced because the patient is in an anesthetic state and is not beneficial to a doctor to adjust the head of the patient; the lower end of the mounting mechanism is provided with two sets of anti-skidding mechanisms, and screw rods of the anti-skidding mechanisms are mounted on two sides of the main body through threads. During the use, patient places the head on two sets of support piece, makes support piece promote the slider through the connecting rod and removes to both sides, and the slider removes the biggest process after, makes the installation piece of strutting mechanism just contact with the head, and the doctor's accessible rotates patient's head, makes patient's head rotate through the effect of pivot, has just so made things convenient for the doctor to carry out the regulation of multi-angle to patient's head when performing the operation.
Description
Technical Field
The invention belongs to the technical field of medical instruments, and particularly relates to a posterior cranium distraction drainage device for neurosurgery.
Background
For some neurosurgical diseases, the purpose of treatment can be achieved only by performing an operation on the intracranial, when the neurosurgery is used for performing the operation on a patient, because head nerve lines are dense, when the head operation is performed, a back cranium brain needs to be opened, and because effusion is easy to appear in the brain when the operation is performed, the effusion needs to be led out of the body.
For example, application No.: CN201810154133.2 relates to a novel neurosurgery back skull distraction drainage device, which comprises a supporting plate, the upper surface center of backup pad is equipped with two Z type link, Z type link is alternately placed, two Z type link intersections are connected through the center of pivot with the backup pad, one side of backup pad is equipped with two and connects the curb plate, it is connected with second electric telescopic handle through the free bearing between one side of connection curb plate and the one end side of Z type link, can drive two Z type link rotations through second electric telescopic handle, so that the both ends that have the distraction board struts, can drive through third electric telescopic handle and remove about the drainage tube, with this can adjust the position of drainage tube, make the extraction hydrops more convenient, this novel neurosurgery back skull distraction drainage device simple structure, and is simple and convenient to operate, not only can make the wound that struts more convenient, and make the drainage more convenient, for the doctor provides convenience, it is more convenient to use.
Based on prior art discovery, current back skull struts drainage device lacks the structure to the neck support, when performing the operation, the long-time unsettled muscle that can lead to of neck is painful, increase patient's misery, make the operation go on smoothly, and current back skull struts drainage device lacks the bearing structure that can carry out angle modulation to the head, when the operation goes on, often need adjust the position of patient's head, because patient is in the anesthesia state, be unfavorable for the doctor to adjust its head, thereby influence going on of operation.
Disclosure of Invention
In order to solve the technical problems, the invention provides a neurosurgery posterior skull distraction drainage device, which aims to solve the problems that the conventional posterior skull distraction drainage device lacks a structure for supporting a neck, the neck is suspended for a long time during operation to cause muscle soreness, the pain of a patient is increased, the operation cannot be smoothly performed, the conventional posterior skull distraction drainage device lacks a support structure for adjusting the angle of the head, the position of the head of the patient is required to be adjusted frequently during the operation, and the head of the patient is not convenient to adjust by a doctor due to the anesthesia state of the patient, so that the operation is influenced.
The invention relates to a neurosurgery posterior skull distraction drainage device, which has the purpose and the effect and is achieved by the following specific technical means:
a neurosurgical posterior cranial distraction drainage device comprising:
an installation mechanism;
the lower end of the mounting mechanism is provided with two groups of anti-skidding mechanisms, and screw rods of the anti-skidding mechanisms are mounted on two sides of the main body through threads;
the front end of the mounting mechanism is provided with an inserting mechanism, an inserting block of the inserting mechanism is inserted in the mounting groove, and the fixing block is inserted in the fixing groove;
supporting mechanisms are arranged on two sides of the mounting mechanism, and fixing rods of the supporting mechanisms are fixedly mounted in the side grooves;
the upper end of the installation mechanism is provided with a spreading mechanism, an adjusting part of the spreading mechanism is rotatably installed in the main body, and a moving part and the guide plate are respectively inserted in the sliding groove and the guide groove.
Further, the mounting mechanism includes:
the main body is of a square plate-shaped structure, four groups of rollers are arranged at the lower end of the main body, and four groups of arc-shaped protruding structures are arranged on two sides of the main body;
the side grooves are rectangular grooves, four groups of the side grooves are arranged, and the side grooves are symmetrically arranged on two sides of the main body;
the insertion groove is of an I-shaped groove structure and is arranged at the front end of the main body.
Further, the mounting mechanism further comprises:
the mounting groove is a T-shaped groove and is arranged at the front end of the main body;
the fixing grooves are of an L-shaped structure, two groups of fixing grooves are arranged, and the fixing grooves are symmetrically arranged at two ends of the front side of the main body;
the sliding chute is of an inverted T-shaped groove structure and is arranged in the middle of the main body;
the guide grooves are of a wedge-shaped groove structure, two groups of guide grooves are arranged, and the guide grooves are formed in two sides of the sliding groove;
the bearing piece is of a square hollow structure, the top of the bearing piece is inclined, and the bearing piece is fixedly arranged in the middle of the main body;
the plug shaft is of a cylindrical structure, and a circular plate-shaped structure is arranged at the lower end of the plug shaft.
Further, the anti-skid mechanism includes:
the upper end of each screw is provided with a handle, the screw is provided with two groups, and the screws are symmetrically arranged on two sides of the contact plate;
the contact plates are provided with two groups, rubber bulges are arranged at the lower ends of the contact plates, and a rectangular through hole is formed in the middle of the contact plate at the front end.
Further, the insertion mechanism includes:
the connecting piece is of a U-shaped structure, and the front end of the connecting piece is provided with an arc-shaped structure;
the insertion block is of a T-shaped structure and is arranged in the middle of the rear side of the connecting piece.
Further, the plugging mechanism further comprises:
the fixed blocks are of L-shaped structures, and the two groups of fixed blocks are arranged. The fixed blocks are symmetrically arranged at the two ends of the rear side of the connecting piece;
the rotating piece is of a cylindrical structure with the concave middle part, and the rotating piece is rotatably arranged on the front side of the connecting piece through a connecting shaft.
Further, the support mechanism includes:
the fixing rods are of cylindrical structures, two groups of fixing rods are symmetrically arranged, and the fixing rods are sleeved with elastic pieces;
the slider is cylindrical hollow structure, and slider upper end symmetry is equipped with two sets of rectangle protruding structures, and the slider cup joints on the dead lever to the slider contacts with the elastic component.
Further, the support mechanism further includes:
the support piece is of a cuboid structure as a whole, two groups of arc-shaped protruding structures are arranged at the inner end of the support piece, a rectangular groove is arranged between the two groups of arc-shaped protruding structures, and the bottom of the support piece is connected with the sliding block through a connecting rod;
the rotating shafts are of cylindrical structures and are provided with six groups, and the rotating shafts are symmetrically arranged on the arc-shaped surfaces at the inner ends of the supporting pieces.
Further, the distraction mechanism includes:
the adjusting piece is of a cylindrical structure, a handle is arranged at the right end of the adjusting piece, and reverse threads are arranged at two ends of the adjusting piece;
the limiting rings are of circular ring structures and are symmetrically sleeved on two sides of the adjusting piece.
Further, the distraction device further comprises:
the moving piece is integrally of a T-shaped structure, a rectangular groove is formed in the upper end of the moving piece, a threaded hole is formed in the moving piece, and the moving piece is installed on the adjusting piece through the threaded hole;
the guide plates are of an L-shaped plate structure, the lower ends of the guide plates are of a wedge-shaped structure, and the guide plates are symmetrically arranged on two sides of the moving piece;
the installation piece is the L shape structure, and the installation piece upper end is equipped with the wedge structure to the rectangular channel of moving member upper end is installed through the bolt to installation piece bottom.
Compared with the prior art, the invention has the following beneficial effects:
1. in the device, an inserting mechanism is arranged, a T-shaped mounting groove is arranged on the front side of a main body, a group of T-shaped inserting blocks are arranged at the front end of a connecting piece, the inserting blocks are inserted into the mounting groove to be fixed, two groups of fixing blocks with L-shaped structures are symmetrically arranged at the rear end of the connecting piece, the fixing blocks are clamped into the fixing grooves, the inserting piece is subjected to auxiliary fixing, the connecting piece is arranged into a U-shaped structure, a rotating piece is arranged into the U-shaped structure at the front end of the connecting piece through a rotating shaft, when the device is used, a patient can lie on an operating table, the neck of the patient is attached to the concave position in the middle of the rotating piece, and the rotating piece is arranged into a rotatable state, so that the angle of the patient can be freely adjusted, and the use comfort level of the device is improved;
2. in this device, bearing structure has been set up, set up the side channel in main part both sides, install the side channel with two sets of dead levers of supporting mechanism, cup joint a set of elastic component on the dead lever, with slider slidable mounting on the dead lever, and make the slider contact with the elastic component, install a set of connecting rod through the connecting axle in the slider upper end, and make the upper end of connecting rod be connected with support piece through the connecting axle, set up the recess in the support piece upper end, and install the pivot in the recess, in the time of the use, patient places the head on two sets of support pieces, make support piece promote the slider through the connecting rod and remove to both sides, the slider removes to the biggest process after, make the installation piece of strutting mechanism just contact with the head, doctor's accessible rotates patient head, make patient's head rotate through the effect of pivot, just so made things convenient for the doctor to carry out the regulation of multi-angle to patient's head when performing the operation.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic bottom view of the present invention.
Fig. 3 is an exploded view of the present invention.
Fig. 4 is a rear view structural diagram of the present invention.
FIG. 5 is a schematic view of the partial structure of the part A of the present invention, which is drawn from FIG. 4.
Fig. 6 is a partial sectional structural schematic view of the present invention.
Fig. 7 is a schematic structural view of the support mechanism of the present invention.
Fig. 8 is a schematic structural view of the distracting mechanism of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. an installation mechanism;
101. a main body; 1011. a side groove; 1012. inserting grooves;
102. mounting grooves; 1021. fixing grooves;
103. a chute; 1031. a guide groove;
104. a receiving member; 1041. a plug shaft;
2. an anti-slip mechanism; 201. a screw; 202. a contact plate;
3. a plug-in mechanism; 301. a connecting member; 302. inserting a block; 303. a fixed block; 304. a rotating member;
4. a support mechanism;
401. a fixing rod; 4011. a slider;
402. a support member; 4021. a rotating shaft;
5. a distraction mechanism;
501. an adjustment member; 5011. a limiting ring;
502. a moving member; 5021. a guide plate; 5022. and (7) installing the block.
Detailed Description
Embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The embodiment is as follows:
as shown in figures 1 to 8:
the invention provides a neurosurgery posterior skull distraction drainage device, which comprises: an installation mechanism 1; the lower end of the mounting mechanism 1 is provided with two groups of anti-skid mechanisms 2, and screw rods 201 of the anti-skid mechanisms 2 are mounted on two sides of the main body 101 through threads; the front end of the mounting mechanism 1 is provided with an inserting mechanism 3, an inserting block 302 of the inserting mechanism 3 is inserted in the mounting groove 102, and a fixing block 303 is inserted in the fixing groove 1021; two sides of the mounting mechanism 1 are provided with supporting mechanisms 4, and fixing rods 401 of the supporting mechanisms 4 are fixedly mounted in the side grooves 1011; the upper end of the installation mechanism 1 is provided with a distraction mechanism 5, an adjusting piece 501 of the distraction mechanism 5 is rotatably installed in the main body 101, and a moving piece 502 and a guide plate 5021 are respectively inserted in the sliding groove 103 and the guide groove 1031.
Wherein, installation mechanism 1 includes: the main body 101 is of a square plate-shaped structure, four groups of rollers are arranged at the lower end of the main body 101, and four groups of arc-shaped protruding structures are arranged on two sides of the main body 101; the side grooves 1011 are rectangular grooves, four groups of the side grooves 1011 are arranged, and the side grooves 1011 are symmetrically arranged on two sides of the main body 101; the insertion groove 1012 is in an i-shaped groove structure, and the insertion groove 1012 is formed in the front end of the main body 101; a mounting groove 102 which is a T-shaped groove, and the mounting groove 102 is provided at the front end of the main body 101; fixing grooves 1021 which are of an L-shaped structure, wherein two groups of fixing grooves 1021 are arranged, and the fixing grooves 1021 are symmetrically arranged at two ends of the front side of the main body 101; the sliding chute 103 is of an inverted T-shaped groove structure, and the sliding chute 103 is arranged in the middle of the main body 101; the guide grooves 1031 are in a wedge-shaped groove structure, two groups of guide grooves 1031 are arranged, and the guide grooves 1031 are arranged on two sides of the sliding groove 103; a socket 104 having a square hollow structure, wherein the top of the socket 104 is inclined, and the socket 104 is fixedly mounted in the middle of the body 101; plug shaft 1041, for cylindrical structure, and plug shaft 1041 lower extreme is equipped with circular platelike structure, it can install anti-skidding mechanism 2 to set up main part 101, set up dead lever 401 of side groove 1011 mountable supporting mechanism 4, it can peg graft receiving piece 104 to set up plug groove 1012, it can fix plug mechanism (3) to set up mounting groove 102, it can assist fixed to plug mechanism (3) to set up fixed slot 1021, it can make moving member 502 slide on main part 101 to set up spout 103, it can play the guide effect when moving member 502 removes to set up guide way 1031, set up receiving piece 104, can be when the liquid of patient's head flows out, connect greatly and the drainage, it conveniently makes receiving piece 104 slide on main part 101 to set up plug shaft 1041.
Wherein, anti-skidding mechanism 2 includes: the upper end of the screw 201 is provided with a handle, two groups of screws 201 are arranged on the screw 201, and the screws 201 are symmetrically arranged on two sides of the contact plate 202; the contact plates 202 are provided with two groups, the lower ends of the contact plates 202 are provided with rubber bulges, a rectangular through hole is formed in the middle of the contact plate 202 at the front end, the screw 201 is arranged to adjust the angle of the contact plate 202, and the contact plates 202 are arranged to fix the main body 101 when an operation is performed.
As an embodiment of the present application, the plugging mechanism 3 includes: the connecting piece 301 is of a U-shaped structure, and the front end of the connecting piece 301 is provided with an arc-shaped structure; the insertion block 302 is of a T-shaped structure, and the insertion block 302 is arranged in the middle of the rear side of the connecting piece 301; the fixing blocks 303 are L-shaped, and two groups of fixing blocks 303 are provided. The fixed blocks 303 are symmetrically arranged at the two ends of the rear side of the connecting piece 301; the rotating part 304 is of a cylindrical structure with an inward concave middle part, the rotating part 304 is rotatably installed on the front side of the connecting part 301 through the connecting shaft, the rotating part 304 is rotatably installed on the connecting part 301, the inserting block 302 is arranged to enable the connecting part 301 to be inserted into the main body 101, the fixing block 303 is arranged to assist in fixing the connecting part 301, the rotating part 304 is arranged to be capable of being in contact with the neck of a patient, the angle of the neck of the patient can be adjusted, and therefore the comfort level is improved.
As another implementation manner of the embodiment of the invention, a set of threaded rod may be disposed in the mounting groove 102 during use, and a threaded hole is disposed in the insertion block 302, so that the insertion block 302 is mounted in the mounting groove 102 through a thread, and the insertion mechanism 3 can be adjusted to lift and fall by rotating the threaded rod, so that when the device is used, the height of the insertion mechanism 3 can be adjusted according to the requirement of a user, and the comfort level of the device during use can be further improved.
Wherein, the supporting mechanism 4 includes: the fixing rods 401 are cylindrical structures, two groups of fixing rods 401 are symmetrically arranged, and the fixing rods 401 are sleeved with elastic pieces; the sliding block 4011 is a cylindrical hollow structure, two groups of rectangular protruding structures are symmetrically arranged at the upper end of the sliding block 4011, the sliding block 4011 is sleeved on the fixed rod 401, and the sliding block 4011 is in contact with the elastic piece; the support 402 is of a cuboid structure, two groups of arc-shaped protruding structures are arranged at the inner end of the support 402, a rectangular groove is formed between the two groups of arc-shaped protruding structures, and the bottom of the support 402 is connected with the sliding block 4011 through a connecting rod; pivot 4021, for cylindrical structure, and pivot 4021 is equipped with six groups altogether to pivot 4021 symmetry sets up on the arcwall face in support 402 inner, sets up dead lever 401 slidable mounting slider 4011, sets up slider 4011 and can be to the portable guide effect that plays of support 402, sets up support 402, can support patient's head when the operation goes on, sets up pivot 4021, can make things convenient for the doctor to adjust the angle of patient's head.
Wherein, distraction mechanism 5 includes: the adjusting piece 501 is of a cylindrical structure, a handle is arranged at the right end of the adjusting piece 501, and reverse threads are arranged at two ends of the adjusting piece 501; the limiting rings 5011 are of circular structures, and the limiting rings 5011 are symmetrically sleeved on two sides of the adjusting piece 501; the moving piece 502 is of a T-shaped structure as a whole, a rectangular groove is formed in the upper end of the moving piece 502, a threaded hole is formed in the moving piece 502, and the moving piece 502 is mounted on the adjusting piece 501 through the threaded hole; the guide plate 5021 is of an L-shaped plate structure, the lower end of the guide plate 5021 is of a wedge-shaped structure, and the guide plate 5021 is symmetrically arranged on two sides of the moving part 502; installing piece 5022, for L shape structure, and installing piece 5022 upper end is equipped with the wedge structure, and install the rectangular channel of piece 502 upper end through the bolt in installing piece 5022 bottom, set up regulating part 501, the removal of installing piece 5022 is adjusted to accessible control moving part 502, strut to this patient's head, set up spacing ring 5011 and can fix regulating part 501 to main part 101, prevent that regulating part 501 from breaking away from main part 101, set up moving part 502, can install installing piece 5022 additional, and drive installing piece 5022 and remove, set up deflector 5021, can play the guide effect when moving part 502 removes, set up installing piece 5022, can strut patient's head when the operation.
The specific use mode and function of the embodiment are as follows:
in the invention, four groups of pulleys are arranged at the lower end of a main body 101 to push the main body 101 to a proper position, arc top convex structures are arranged at two sides of the main body 101, a screw 201 of an anti-skid mechanism 2 is arranged on the convex structures through threads, the screw 201 is rotated to enable a contact plate 202 to move downwards and to be contacted with an operating table, a mounting groove 102 is arranged at the front side of the main body 101, an insertion block 302 is inserted into the mounting groove 102 for fixing, two groups of L-shaped fixing blocks 303 are symmetrically arranged at the rear end of a connecting piece 301, the fixing blocks 303 are clamped into fixing grooves 1021, a rotating piece 304 is arranged in a U-shaped structure at the front end of the connecting piece 301 through a rotating shaft, the rotating piece 304 can rotate, a patient can lie on the operating table, the neck is attached to a concave position in the middle of the rotating piece 304, side grooves 1011 are arranged at two sides of the main body 101, two groups of fixing rods 401 of a supporting mechanism 4 are arranged in the side grooves, a group of elastic pieces are sleeved on a fixed rod 401, a sliding block 4011 is slidably mounted on the fixed rod 401, a support piece 402 is connected with the sliding block 4011 through a connecting rod, a rotating shaft 4021 is rotatably mounted in a groove at the upper end of the support piece 402, a patient places the head on the two groups of support pieces 402, the support piece 402 pushes the sliding block 4011 to move towards two sides through the connecting rod, after the sliding block 4011 moves to the maximum process, a mounting block 5022 of an opening mechanism 5 is just contacted with the head, the head of the patient is rotated through rotating the head of the patient, the head of the patient is rotated through the action of the rotating shaft 4021, the angle of the head of the patient is adjusted, a group of adjusting pieces 501 are rotatably mounted in a sliding groove 103, a moving piece 502 additionally provided with the mounting block 5022 is mounted on the adjusting piece 501 through threads, the mounting block 5022 moves towards two sides through rotating the adjusting piece 501, the head of the patient is opened, an inserting groove 1012 is arranged at the rear end of a main body 101, the receiving element 104 is inserted into the main body 101 through the insertion shaft 1041, so that the receiving element 104 is just below the spreading position of the head of the patient, thereby carrying out receiving drainage on the liquid flowing out of the head of the patient.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (7)
1. A neurosurgical posterior cranium distraction drainage device, comprising: an installation mechanism (1); the lower end of the mounting mechanism (1) is provided with two groups of anti-skidding mechanisms (2), and screw rods (201) of the anti-skidding mechanisms (2) are mounted on two sides of the main body (101) through threads; the front end of the mounting mechanism (1) is provided with an inserting mechanism (3), and the inserting mechanism (3) comprises a connecting piece (301), an inserting block (302), a fixed block (303) and a rotating piece (304); the connecting piece (301) is of a U-shaped structure, and the front end of the connecting piece (301) is provided with an arc-shaped structure; the insertion block (302) is of a T-shaped structure, the insertion block (302) is arranged in the middle of the rear side of the connecting piece (301), and the insertion block (302) is inserted into the mounting groove (102); the fixing blocks (303) are of L-shaped structures, two groups of fixing blocks (303) are arranged, the fixing blocks (303) are symmetrically arranged at two ends of the rear side of the connecting piece (301), and the fixing blocks (303) are inserted into the fixing grooves (1021); the rotating piece (304) is of a cylindrical structure with the concave middle part, and the rotating piece (304) is rotatably arranged on the front side of the connecting piece (301) through a connecting shaft; supporting mechanisms (4) are arranged on two sides of the mounting mechanism (1), and fixing rods (401) of the supporting mechanisms (4) are fixedly mounted in the side grooves (1011); the supporting mechanism (4) comprises a supporting piece (402) and a rotating shaft (4021); the support (402) is of a cuboid structure as a whole, two groups of arc-shaped protruding structures are arranged at the inner end of the support (402), a rectangular groove is formed between the two groups of arc-shaped protruding structures, and the bottom of the support (402) is connected with a sliding block (4011) on the fixed rod (401) through a connecting rod; the rotating shafts (4021) are of cylindrical structures, six groups of rotating shafts (4021) are arranged, and the rotating shafts (4021) are symmetrically arranged on the arc-shaped surface at the inner end of the support (402); the upper end of the installation mechanism (1) is provided with a distraction mechanism (5), an adjusting piece (501) of the distraction mechanism (5) is rotatably installed in the main body (101), and a moving piece (502) and a guide plate (5021) are respectively inserted in the sliding groove (103) and the guide groove (1031).
2. The neurosurgical posterior craniotomy drainage device according to claim 1, wherein said mounting mechanism (1) comprises: the main body (101) is of a square plate-shaped structure, four groups of rollers are arranged at the lower end of the main body (101), and four groups of arc-shaped protruding structures are arranged on two sides of the main body (101); the side grooves (1011) are rectangular grooves, four groups of the side grooves (1011) are arranged, and the side grooves (1011) are symmetrically arranged on two sides of the main body (101); the insertion groove (1012) is in an I-shaped groove structure, and the insertion groove (1012) is arranged at the front end of the main body (101).
3. The neurosurgical posterior cranium distraction drainage device of claim 2, wherein the mounting mechanism (1) further comprises: the mounting groove (102) is a T-shaped groove, and the mounting groove (102) is arranged at the front end of the main body (101); the fixing grooves (1021) are of an L-shaped structure, two groups of fixing grooves (1021) are arranged, and the fixing grooves (1021) are symmetrically arranged at two ends of the front side of the main body (101); the sliding chute (103) is of an inverted T-shaped groove structure, and the sliding chute (103) is arranged in the middle of the main body (101); the guide grooves (1031) are of a wedge-shaped groove structure, two groups of guide grooves (1031) are arranged in total, and the guide grooves (1031) are formed in two sides of the sliding groove (103); the bearing piece (104) is of a square hollow structure, the top of the bearing piece (104) is inclined, and the bearing piece (104) is fixedly arranged in the middle of the main body (101); the plug-in shaft (1041) is cylindrical structure, and plug-in shaft (1041) lower extreme is equipped with circular platelike structure.
4. The neurosurgical posterior craniotomy drainage device according to claim 1, wherein the anti-slip mechanism (2) comprises: the upper end of the screw rod (201) is provided with a handle, two groups of screw rods (201) are arranged, and the screw rods (201) are symmetrically arranged at two sides of the contact plate (202); the contact plates (202) are provided with two groups, the lower ends of the contact plates (202) are provided with rubber bulges, and a rectangular through hole is formed in the middle of the contact plate (202) at the front end.
5. The neurosurgical posterior craniotomy drainage device according to claim 1 wherein the support mechanism (4) comprises: the fixing rods (401) are of cylindrical structures, two groups of fixing rods (401) are symmetrically arranged, and the fixing rods (401) are sleeved with elastic pieces; slider (4011), for cylindrical hollow structure, and slider (4011) upper end symmetry is equipped with two sets of rectangle protruding structures, slider (4011) cup joints on dead lever (401) to slider (4011) contacts with the elastic component.
6. The neurosurgical posterior craniotomy drainage device according to claim 1, wherein said distracting means (5) comprises: the adjusting piece (501) is of a cylindrical structure, a handle is arranged at the right end of the adjusting piece (501), and reverse threads are arranged at two ends of the adjusting piece (501); the limiting rings (5011) are of circular structures, and the limiting rings (5011) are symmetrically sleeved on two sides of the adjusting piece (501).
7. The neurosurgical posterior craniotomy drainage device according to claim 6 wherein the distracting mechanism (5) further comprises: the whole moving piece (502) is of a T-shaped structure, a rectangular groove is formed in the upper end of the moving piece (502), a threaded hole is formed in the moving piece (502), and the moving piece (502) is installed on the adjusting piece (501) through the threaded hole; the guide plate (5021) is of an L-shaped plate structure, the lower end of the guide plate (5021) is of a wedge-shaped structure, and the guide plate (5021) is symmetrically arranged on two sides of the moving part (502); the mounting block (5022) is of an L-shaped structure, the upper end of the mounting block (5022) is provided with a wedge-shaped structure, and the bottom of the mounting block (5022) is mounted in a rectangular groove in the upper end of the moving piece (502) through a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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