CN111870443A

CN111870443A - Neurosurgery head fixing and nursing device

Info

Publication number: CN111870443A
Application number: CN202010728864.0A
Authority: CN
Inventors: 孙蓉
Original assignee: Individual
Current assignee: Nie Hui
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2020-11-03
Anticipated expiration: 2040-07-28
Also published as: CN111870443B

Abstract

The invention belongs to the technical field of neurosurgical care, and particularly relates to a neurosurgical head fixing and nursing device. The head fixing and nursing device is compact in structure, reasonable in design and convenient to operate, can be quickly installed on a sickbed, saves the time for installation and disassembly, improves the working efficiency, and is suitable for popularization and use.

Description

Neurosurgery head fixing and nursing device

Technical Field

The invention relates to the technical field of neurosurgical care, in particular to a neurosurgical head fixing and nursing device.

Background

At present, after an operation or treatment, a patient in neurosurgery usually has some wound dressing and oxygen therapy tube nursing treatment devices on the head, and in order to prevent the wound from being damaged due to confusion or unconsciousness or movement in the sleeping process after the operation of the patient, the oxygen therapy tube or other infusion and treatment devices are knocked off, the treatment effect is influenced, and the head of the patient is usually required to be fixed by using a head fixing device.

Patent publication No. CN207755481U discloses a neurosurgery head fixation nursing device, belongs to neurosurgery nursing field. The upper end face of the bottom plate is provided with a first connecting plate and a second connecting plate, the bottom of the first connecting plate is fixedly connected with the upper end face of the bottom plate, the bottom of the second connecting plate is connected onto the upper end face of the bottom plate in a sliding mode, an adjusting mechanism is arranged between the bottom of the first connecting plate and the bottom of the second connecting plate, a first hanging strip and a second hanging strip are arranged between the upper ends of the first connecting plate and the second connecting plate, a first penetrating opening and a second penetrating opening are formed in the upper ends of the first connecting plate and the second connecting plate, loop bars are fixedly connected to the outer ends of the first penetrating opening and the second penetrating opening respectively, one end portions of the two loop bars are fixedly connected to the outer ends of the first penetrating opening and the second penetrating opening respectively, two ends of the first hanging strip are located in the first penetrating openings respectively, and end portions of the second hanging strip are fixedly connected. However, the head fixing and nursing device is connected by the bolts when being installed on the sickbed, so that the head fixing and nursing device is complex to install and has room for improvement.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a neurosurgical head fixation nursing device.

In order to achieve the purpose, the invention adopts the following technical scheme:

a head fixing and nursing device for neurosurgery comprises a bed body, wherein the top of the bed body is provided with two slots, two insert blocks are movably arranged in the two slots, the top ends of the two insert blocks extend to the upper part of the bed body and are fixedly provided with the same nursing device body, positioning grooves are respectively arranged on one sides of the two insert blocks close to each other, the two positioning grooves are respectively positioned in the two slots, a cavity is arranged on the bed body and is positioned between the two slots, a threaded rod is rotatably arranged between the inner wall of the top part and the inner wall of the bottom part of the cavity, a moving block is sleeved on the threaded rod in a threaded manner, connecting blocks are fixedly arranged on the two sides of the moving block, a first moving frame is fixedly arranged on the top of one side of the two connecting blocks away from each other, a first conical tooth is fixedly sleeved on the threaded rod and is positioned below, first limiting grooves are respectively formed in the mutually close sides of the two fixing plates, first limiting blocks are respectively installed in the two first limiting grooves in a sliding manner, first limiting rods are respectively and fixedly installed at the central positions of the mutually close sides of the two first limiting blocks, the mutually close ends of the two first limiting rods are respectively and fixedly installed on the two sides of the moving block, two first rotating shafts are rotatably installed on the inner wall of one side of the cavity, turntables are fixedly sleeved on the two first rotating shafts, a first connecting rod and a second connecting rod are fixedly installed on one side of each turntable, a first fixing pin and a second fixing pin are respectively and fixedly installed at the ends, far away from the turntables, of the first connecting rod and the second connecting rod, first grooves are respectively communicated with the two slots, positioning rods are respectively and slidably installed in the two first grooves, and the ends, far away from the threaded rods, of the positioning rods extend into, and with the positioning groove looks adaptation, the other end of locating lever extends to in the cavity, and fixed mounting has the second to remove the frame, first fixed pin and second fixed pin slide respectively slidable mounting remove the frame at first and second in the frame, the second spacing groove has all been seted up to the both sides of cavity top inner wall, two equal slidable mounting of second spacing inslot have the second stopper, the bottom central point of two second stoppers puts equal fixed mounting has the second gag lever post, the bottom of two second gag lever posts is fixed mounting respectively at the top that two second removed the frame.

Preferably, a second groove is formed in one side of the bed body and communicated with the cavity, and a second rotating shaft is rotatably mounted in the second groove.

Preferably, one end of the second rotating shaft extends into the cavity and is fixedly sleeved with the second taper tooth, the other end of the second rotating shaft extends out of the bed body, and a hand wheel is fixedly mounted on the second rotating shaft.

Preferably, the first bevel gear and the second bevel gear are arranged perpendicularly, and the first bevel gear is meshed with the second bevel gear.

Preferably, the top of hand wheel has seted up the mounting groove, rotates between the both sides inner wall of mounting groove and installs same round pin axle, and the fixed cover of round pin axle has connect the plectrum, and the top of plectrum extends to the top of hand wheel.

Preferably, a third groove is formed in one side, close to the bed body, of the hand wheel, and the third groove is communicated with the mounting groove.

Preferably, slidable mounting has the joint pole in the third recess, and the joint pole is located the top of round pin axle, and outside the one end of joint pole extended to the hand wheel, the other end of joint pole rotated and installs on the plectrum, and the mounting groove is close to one side inner wall fixed mounting of the bed body has the one end of spring, and the other end fixed mounting of spring is on the plectrum.

Preferably, one side of the bed body close to the hand wheel is provided with a plurality of clamping grooves in an annular shape by taking the second rotating shaft as a center, and the clamping grooves are matched with the clamping rods.

According to the neurosurgery head fixing and nursing device, when the head fixing and nursing device is required to be installed, the shifting piece is shifted, the shifting piece is fixedly sleeved on the pin shaft, the pin shaft is rotatably installed on the inner walls of the two sides of the installation groove, the shifting piece can rotate around the pin shaft and extrude the spring, the clamping rod rotatably connected with the shifting piece is driven to move, the clamping rod moves out of the clamping groove, the locking of the hand wheel is relieved, the hand wheel is rotated, the second rotating shaft fixedly connected with the hand wheel can be driven to rotate, the second bevel gear fixedly sleeved on the second rotating shaft is driven to rotate, and the first bevel gear can be driven to rotate due to the fact that the second bevel gear is meshed with the first bevel gear.

In the invention, the threaded rod can be rotated because the first bevel gear is fixedly sleeved on the threaded rod, the rotation of the movable block is limited because of the arrangement of the fixed plate, the first limit groove, the first limit block and the first limit rod, so that the movable block can only vertically move, the movable block sleeved on the threaded rod by threads can be driven to upwards move along with the rotation of the threaded rod, and one end of the first connecting rod can be driven to upwards move because the first fixed pin is fixedly arranged at one end of the first connecting rod because of the fixed connection relationship between the movable block, the connecting block and the first movable frame, and the other end of the first connecting rod is fixedly arranged on the turntable, so that the first connecting rod rotates, thereby rotating the turntable and further driving the second connecting rod fixedly arranged on the turntable to rotate, so can drive the second fixed pin of fixed mounting on the second connecting rod and rotate, because of the second spacing groove, the setting of second stopper and second gag lever post, restricted the second and moved the frame and rotate, make the second move the frame and only can the horizontal migration, because of second fixed pin slidable mounting in the second moves the frame, along with the rotation of second fixed pin, make the second move the frame horizontal migration, thereby drive the locating lever horizontal migration with second and move frame fixed connection, when the locating lever shifts out the slot, put into two slots respectively with two inserts, rotate the hand wheel in the opposite direction again, make the locating lever insert in the locating lever, then stop rotating the hand wheel, loosen the plectrum, because of the elastic restoring force of spring, extrude the plectrum, make the joint pole reinsert in the joint inslot, finally fix the nursing device body on the bed body. The head fixing and nursing device is compact in structure, reasonable in design and convenient to operate, can be quickly installed on a sickbed, saves the time for installation and disassembly, improves the working efficiency, and is suitable for popularization and use.

Drawings

FIG. 1 is a schematic structural view of a neurosurgical head fixation and nursing device provided by the invention;

FIG. 2 is a schematic view of part A of the neurosurgical head fixation and nursing device in FIG. 1;

FIG. 3 is a schematic view of a portion B of the neurosurgical head fixation and nursing device in FIG. 1;

FIG. 4 is a right side elevational view of the partial structure of FIG. 1 of a neurosurgical head fixation and care device in accordance with the present invention;

FIG. 5 is a schematic view of the part C of the neurosurgical head fixation and nursing device in FIG. 4;

fig. 6 is a perspective view of a portion of the structure of fig. 1 of a neurosurgical head fixation and care device in accordance with the present invention.

In the figure: 1 bed body, 2 slots, 3 inserts, 4 nursing device bodies, 5 locating grooves, 6 cavities, 7 threaded rods, 8 moving blocks, 9 connecting blocks, 10 first moving frames, 11 first bevel gears, 12 fixing plates, 13 first limiting grooves, 14 first limiting blocks, 15 first limiting rods, 16 first rotating shafts, 17 rotating discs, 18 first connecting rods, 19 first fixing pins, 20 second connecting rods, 21 second fixing pins, 22 first grooves, 23 positioning rods, 24 second moving frames, 25 second limiting grooves, 26 second limiting blocks, 27 second limiting rods, 28 second grooves, 29 second rotating shafts, 30 second bevel gears, 31 hand wheels, 32 mounting grooves, 33 pin shafts, 34 shifting pieces, 35 third grooves, 36 clamping connecting rods, 37 clamping grooves and 38 springs.

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.

Example one

Referring to fig. 1-6, a neurosurgery head fixing nursing device comprises a bed body 1, two slots 2 are formed in the top of the bed body 1, two insert blocks 3 are movably mounted in the two slots 2, the top ends of the two insert blocks 3 extend to the upper side of the bed body 1, a same nursing device body 4 is fixedly mounted, positioning grooves 5 are formed in the sides, close to each other, of the two insert blocks 3, the two positioning grooves 5 are respectively located in the two slots 2, a cavity 6 is formed in the bed body 1 and located between the two insert blocks 2, a threaded rod 7 is rotatably mounted between the inner wall of the top and the inner wall of the bottom of the cavity 6, a moving block 8 is sleeved on the threaded rod 7 in a threaded manner, connecting blocks 9 are fixedly mounted on the two sides of the moving block 8, a first moving frame 11 is fixedly mounted on the top of the side, far away from the two connecting blocks 9, a first, the first bevel gear 11 is positioned below the moving block 8, two fixing plates 12 are fixedly arranged on the inner wall of one side of the cavity 6, first limit grooves 13 are respectively arranged on the mutually close sides of the two fixing plates 12, first limit blocks 14 are respectively arranged in the two first limit grooves 13 in a sliding manner, first limit rods 15 are respectively fixedly arranged at the central positions of the mutually close sides of the two first limit blocks 14, the mutually close ends of the two first limit rods 15 are respectively and fixedly arranged on the two sides of the moving block 8, two first rotating shafts 16 are rotatably arranged on the inner wall of one side of the cavity 6, rotating discs 17 are respectively and fixedly sleeved on the two first rotating shafts 16, a first connecting rod 18 and a second connecting rod 20 are fixedly arranged on one side of the rotating discs 17, a first fixing pin 19 and a second fixing pin 21 are respectively and fixedly arranged at the ends of the first connecting rod 18 and the second connecting rod 20 far away from the rotating discs 17, first grooves 22 are respectively, and the two first grooves 22 are respectively communicated with the two slots 2, positioning rods 23 are slidably mounted in the two first grooves 22, one ends of the positioning rods 23 far away from the threaded rods 7 extend into the slots 2 and are matched with the positioning grooves 5, the other ends of the positioning rods 23 extend into the cavity 6 and are fixedly mounted with second movable frames 24, first fixing pins 19 and second fixing pins 21 are slidably mounted in the first movable frames 10 and the second movable frames 24 respectively, second limiting grooves 25 are formed in both sides of the inner wall of the top of the cavity 6, second limiting blocks 26 are slidably mounted in the two second limiting grooves 25, second limiting rods 27 are fixedly mounted at the center positions of the bottoms of the two second limiting blocks 26, the bottom ends of the two second limiting rods 27 are fixedly mounted at the tops of the two second movable frames 24 respectively, due to the arrangement of the fixing plate 12, the first limiting grooves 13, the first limiting blocks 14 and the first limiting rods 15, the rotation of the moving block 8 is limited, so that the moving block 8 can only vertically move, and along with the rotation of the threaded rod 7, the moving block 8 sleeved on the threaded rod 7 by threads can be driven to move upwards, and due to the fixed connection relationship among the moving block 8, the connecting block 9 and the first moving frame 10, the first moving frame 10 can be driven to move upwards, so that the first fixing pin 19 slidably installed in the first moving frame 10 can be driven to move upwards, and because the first fixing pin 19 is fixedly installed at one end of the first connecting rod 18, one end of the first connecting rod 18 can be driven to move upwards, and the other end of the first connecting rod 18 is fixedly installed on the turntable 17, so that the first connecting rod 18 is driven to rotate, so that the turntable 17 is driven to rotate, and then the second connecting rod 20 fixedly installed on the turntable 17 is driven to rotate, so that the second fixing pin 21 fixedly installed on the second connecting rod 20 can, because of the setting of second spacing groove 25, second stopper 26 and second gag lever post 27, restricted second and removed frame 24 and rotated for second removes frame 24 and only can the horizontal migration, because of second fixed pin 21 slidable mounting in second removes frame 24, along with the rotation of second fixed pin 21, makes second remove frame 24 horizontal migration, thereby drives the locating lever 23 horizontal migration with second removes frame 24 fixed connection.

Example two

In the invention, a second groove 28 is formed in one side of the bed body 1, the second groove 28 is communicated with the cavity 6, and a second rotating shaft 29 is rotatably mounted in the second groove 28.

In the invention, one end of the second rotating shaft 29 extends into the cavity 6 and is fixedly sleeved with the second taper tooth 30, the other end of the second rotating shaft 29 extends out of the bed body 1 and is fixedly provided with the hand wheel 31, and the rotating hand wheel 31 can drive the second taper tooth 30 to rotate.

In the invention, the first bevel gear 11 and the second bevel gear 31 are arranged vertically, the first bevel gear 11 is meshed with the second bevel gear 31, and the second bevel gear 30 can drive the first bevel gear 11 to rotate by rotation.

In the invention, the top of the hand wheel 31 is provided with a mounting groove 32, the same pin shaft 33 is rotatably mounted between the inner walls of the two sides of the mounting groove 32, the pin shaft 33 is fixedly sleeved with a shifting piece 34, the top end of the shifting piece 34 extends to the upper part of the hand wheel 31, the shifting piece 34 is shifted, and the shifting piece 34 can rotate around the pin shaft 33.

In the invention, a third groove 35 is formed in one side of the hand wheel 31 close to the bed body 1, and the third groove 35 is communicated with the mounting groove 32.

According to the invention, a clamping rod 36 is slidably mounted in the third groove 35, the clamping rod 36 is positioned above the pin shaft 33, one end of the clamping rod 36 extends out of the hand wheel 31, the other end of the clamping rod 36 is rotatably mounted on the shifting piece 34, one end of a spring 38 is fixedly mounted on the inner wall of one side of the mounting groove 32 close to the bed body 1, the other end of the spring 38 is fixedly mounted on the shifting piece 34, and the elastic restoring force of the spring 38 can extrude the shifting piece 34 to enable the shifting piece 34 to rotate, so that the clamping rod 36 is driven to move.

In the invention, a plurality of clamping grooves 37 are uniformly formed in the side, close to the hand wheel 31, of the bed body 1 by taking the second rotating shaft 29 as a center in an annular shape, the clamping grooves 37 are matched with the clamping rods 36, and the clamping rods 36 can be inserted into the clamping grooves 37.

EXAMPLE III

Referring to fig. 1-6, a neurosurgery head fixing nursing device comprises a bed body 1, two slots 2 are formed in the top of the bed body 1, two insert blocks 3 are movably mounted in the two slots 2, the top ends of the two insert blocks 3 extend to the upper side of the bed body 1, a same nursing device body 4 is fixedly mounted, positioning grooves 5 are formed in the sides, close to each other, of the two insert blocks 3, the two positioning grooves 5 are respectively located in the two slots 2, a cavity 6 is formed in the bed body 1 and located between the two insert blocks 2, a threaded rod 7 is rotatably mounted between the inner wall of the top and the inner wall of the bottom of the cavity 6, a moving block 8 is sleeved on the threaded rod 7 in a threaded manner, connecting blocks 9 are fixedly mounted on the two sides of the moving block 8, a first moving frame 11 is fixedly mounted on the top of the side, far away from the two connecting blocks 9, a first, the first bevel gear 11 is positioned below the moving block 8, two fixing plates 12 are fixedly arranged on the inner wall of one side of the cavity 6, first limit grooves 13 are respectively arranged on the mutually close sides of the two fixing plates 12, first limit blocks 14 are respectively arranged in the two first limit grooves 13 in a sliding manner, first limit rods 15 are respectively fixedly arranged at the central positions of the mutually close sides of the two first limit blocks 14, the mutually close ends of the two first limit rods 15 are respectively and fixedly arranged on the two sides of the moving block 8, two first rotating shafts 16 are rotatably arranged on the inner wall of one side of the cavity 6, rotating discs 17 are respectively and fixedly sleeved on the two first rotating shafts 16, a first connecting rod 18 and a second connecting rod 20 are fixedly arranged on one side of the rotating discs 17, a first fixing pin 19 and a second fixing pin 21 are respectively and fixedly arranged at the ends of the first connecting rod 18 and the second connecting rod 20 far away from the rotating discs 17, first grooves 22 are respectively, and two first recesses 22 are linked together with two slots 2 respectively, equal slidable mounting has locating lever 23 in two first recesses 22, the one end that threaded rod 7 was kept away from to locating lever 23 extends to in slot 2, and with constant head tank 5 looks adaptation, the other end of locating lever 23 extends to in cavity 6, and fixed mounting has the second to remove frame 24, first fixed pin 19 and second fixed pin 21 slide respectively slidable mounting in first removal frame 10 and second remove frame 24, second spacing groove 25 has all been seted up to the both sides of 6 top inner walls of cavity, equal slidable mounting has second stopper 26 in two second spacing grooves 25, the equal fixed mounting in bottom central point of two second stoppers 26 puts second gag lever post 27, the bottom of two second gag lever posts 27 is fixed mounting respectively at the top that two second removed frame 24.

In the invention, when the head fixing nursing device needs to be installed, the shifting piece 34 is shifted, because the shifting piece 34 is fixedly sleeved on the pin shaft 33, and the pin shaft 33 is rotatably installed on the inner walls of the two sides of the installation groove 32, the shifting piece 34 can rotate around the pin shaft 33 and extrude the spring 38, so that the clamping rod 36 rotatably connected with the shifting piece 34 is driven to move, the clamping rod 37 is moved out of the clamping groove 37, the locking of the hand wheel 31 is released, the hand wheel 31 is rotated, the second rotating shaft 29 fixedly connected with the hand wheel 31 can be driven to rotate, the second bevel gear 20 fixedly sleeved on the second rotating shaft 29 is driven to rotate, and the first bevel gear 11 can be driven to rotate because the second bevel gear 30 is meshed with the first bevel gear 11.

In the invention, the threaded rod 7 can rotate because the first bevel gear 11 is fixedly sleeved on the threaded rod 7, the fixed plate 12, the first limit groove 13, the first limit block 14 and the first limit rod 15 are arranged to limit the rotation of the movable block 8, so that the movable block 8 can only vertically move, the movable block 8 sleeved on the threaded rod 7 by screw threads can be driven to move upwards along with the rotation of the threaded rod 7, the first movable frame 10 can be driven to move upwards because of the fixed connection relationship among the movable block 8, the connecting block 9 and the first movable frame 10, so that the first fixed pin 19 slidably installed in the first movable frame 10 can be driven to move upwards, and because the first fixed pin 19 is fixedly installed at one end of the first connecting rod 18, one end of the first connecting rod 18 can be driven to move upwards, and the other end of the first connecting rod 18 is fixedly installed on the turntable 17, so that the first connecting rod 18 is rotated to rotate the rotary plate 17, and then the second connecting rod 20 fixedly installed on the rotary plate 17 is driven to rotate, so that the second fixing pin 21 fixedly installed on the second connecting rod 20 can be driven to rotate, the second moving frame 24 is limited to rotate due to the arrangement of the second limiting groove 25, the second limiting block 26 and the second limiting rod 27, so that the second moving frame 24 can only horizontally move, the second fixing pin 21 is slidably installed in the second moving frame 24, and the second moving frame 24 horizontally moves along with the rotation of the second fixing pin 21, so that the positioning rod 23 fixedly connected with the second moving frame 24 is driven to horizontally move, when the positioning rod 23 is moved out of the slots 2, the two inserting blocks 3 are respectively placed into the two slots 2, and then the hand wheel 31 is rotated in the opposite direction, so that the positioning rod 23 is inserted into the positioning slot 5, and then the hand wheel 31 is stopped to rotate, the shifting piece 34 is loosened, the elastic restoring force of the spring 38 extrudes the shifting piece 34, so that the clamping rod 36 is inserted into the clamping groove 37 again, and finally the nursing device body 4 is fixed on the bed body 1. The head fixing and nursing device is compact in structure, reasonable in design and convenient to operate, can be quickly installed on a sickbed, saves the time for installation and disassembly, improves the working efficiency, and is suitable for popularization and use.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A neurosurgery head fixing nursing device comprises a bed body (1) and is characterized in that two slots (2) are formed in the top of the bed body (1), two insert blocks (3) are movably mounted in the two slots (2), the top ends of the two insert blocks (3) extend to the upper side of the bed body (1), a same nursing device body (4) is fixedly mounted, positioning grooves (5) are formed in one sides, close to each other, of the two insert blocks (3), the two positioning grooves (5) are respectively located in the two slots (2), a cavity (6) is formed in the bed body (1), the cavity (6) is located between the two slots (2), a threaded rod (7) is rotatably mounted between the inner wall of the top and the inner wall of the bottom of the cavity (6), a moving block (8) is sleeved on the threaded rod (7), and connecting blocks (9) are fixedly mounted on two sides of the moving block (8), the top of one side, far away from each other, of each of the two connecting blocks (9) is fixedly provided with a first moving frame (11), the threaded rod (7) is fixedly sleeved with a first bevel gear (11), the first bevel gear (11) is positioned below the moving block (8), the inner wall of one side of the cavity (6) is fixedly provided with two fixing plates (12), one sides, close to each other, of the two fixing plates (12) are respectively provided with a first limiting groove (13), first limiting blocks (14) are respectively and slidably arranged in the two first limiting grooves (13), the central positions of one sides, close to each other, of the two first limiting blocks (14) are respectively and fixedly provided with a first limiting rod (15), one ends, close to each other, of the two first limiting rods (15) are respectively and fixedly arranged on two sides of the moving block (8), the inner wall of one side of the cavity (6) is rotatably provided with two first rotating shafts (16), and the two rotating shafts, a first connecting rod (18) and a second connecting rod (20) are fixedly installed on one side of the turntable (17), a first fixing pin (19) and a second fixing pin (21) are respectively and fixedly installed at one ends, far away from the turntable (17), of the first connecting rod (18) and the second connecting rod (20), first grooves (22) are respectively formed in the inner walls of the two sides of the cavity (6), the two first grooves (22) are respectively communicated with the two slots (2), positioning rods (23) are respectively and slidably installed in the two first grooves (22), one ends, far away from the threaded rod (7), of the positioning rods (23) extend into the slots (2) and are matched with the positioning grooves (5), the other ends of the positioning rods (23) extend into the cavity (6), a second movable frame (24) is fixedly installed, the first fixing pin (19) and the second fixing pin (21) are respectively and slidably installed in the first movable frame (10) and the second movable frame (24), second spacing grooves (25) have all been seted up to the both sides of cavity (6) top inner wall, and equal slidable mounting has second stopper (26) in two second spacing grooves (25), and the bottom central point of two second stoppers (26) puts equal fixed mounting has second gag lever post (27), and the bottom of two second gag lever posts (27) is fixed mounting respectively at the top that two seconds removed frame (24).

2. The neurosurgical head fixing and nursing device according to claim 1, wherein a second groove (28) is formed in one side of the bed body (1), the second groove (28) is communicated with the cavity (6), and a second rotating shaft (29) is rotatably mounted in the second groove (28).

3. The neurosurgical head fixation nursing device according to claim 2, wherein one end of the second rotating shaft (29) extends into the cavity (6) and is fixedly sleeved with the second taper tooth (30), the other end of the second rotating shaft (29) extends out of the bed body (1) and is fixedly provided with the hand wheel (31).

4. A neurosurgical head fixation care device according to claim 1, wherein the first conical teeth (11) and the second conical teeth (31) are arranged perpendicularly, and the first conical teeth (11) and the second conical teeth (31) are engaged.

5. The neurosurgical head fixing and nursing device according to claim 3, wherein the top of the hand wheel (31) is provided with a mounting groove (32), the inner walls of two sides of the mounting groove (32) are rotatably provided with a same pin shaft (33), the pin shaft (33) is fixedly sleeved with a shifting piece (34), and the top end of the shifting piece (34) extends to the upper side of the hand wheel (31).

6. The neurosurgical head fixing and nursing device according to claim 3, wherein a third groove (35) is formed in one side of the hand wheel (31) close to the bed body (1), and the third groove (35) is communicated with the mounting groove (32).

7. The neurosurgical head fixing and nursing device according to claim 6, wherein a clamping rod (36) is slidably mounted in the third groove (35), the clamping rod (36) is located above the pin shaft (33), one end of the clamping rod (36) extends out of the hand wheel (31), the other end of the clamping rod (36) is rotatably mounted on the shifting piece (34), one end of a spring (38) is fixedly mounted on the inner wall of one side of the mounting groove (32) close to the bed body (1), and the other end of the spring (38) is fixedly mounted on the shifting piece (34).

8. The neurosurgical head fixing and nursing device according to claim 1, wherein a plurality of clamping grooves (37) are uniformly formed in one side of the bed body (1) close to the hand wheel (31) in an annular shape by taking the second rotating shaft (29) as a center, and the clamping grooves (37) are matched with the clamping rods (36).