Head support frame for orthopaedic surgery

Abstract

The utility model provides a head supporting frame for orthopaedic surgery. The head supporting frame comprises a supporting seat, a first latex pad is arranged on the top surface of the supporting seat; the device further comprises a sliding position adjusting mechanism, the sliding position adjusting mechanism is installed on the back side of the supporting base, the sliding position adjusting mechanism is provided with two movable parts, the two movable parts of the sliding position adjusting mechanism are each connected with a connecting rod, and the two movable parts of the sliding position adjusting mechanism are connected through a reverse transmission assembly; the number of the clamping mechanisms is two, the two clamping mechanisms are symmetrically arranged on the two sides of the top of the supporting base, and the two clamping mechanisms are connected with the top ends of the two connecting rods correspondingly; and the locking mechanism is used for locking the sliding position adjusting mechanism, and an unlocking mechanism is arranged at the bottom of the locking mechanism. The distance between the clamping mechanisms is adjusted in a sliding mode, in the adjusting process, only the clamping mechanisms need to be pushed and pulled, sliding is provided through the sliding position adjusting mechanism, locking is conducted after adjustment through the locking mechanism, and rapid adjustment is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to head support field, especially orthopedic head support frame for. BACKGROUND

[0002] In orthopedics, head support frame is commonly used auxiliary equipment, such as head medical maintenance, and it is used to support and fix head.

[0003] In the prior art document "CN221691833U a stable orthopedic head support frame that is placed", it adopts the mode of screw transmission to make two clamping structures adjust the spacing, for adapting to the crowd of different head sizes, the head support frame has the following defects, the spacing adjustment process between the clamping structure, needs artificial repeatedly to screw, only can realize, causes the process efficiency of the clamping structure close to head and away from head to be low, not easy to adjust quickly. UTILITY MODEL CONTENTS

[0004] The utility model discloses orthopedic head support frame for to solve the technical problem of clamping structure spacing adjustment efficiency, and provides.

[0005] The utility model solves the above-mentioned technical problem through the following technical scheme:

[0006] The utility model provides orthopedic head support frame, including support seat, the top surface of support seat is provided with first latex pad, still include: sliding positioner mechanism, sliding positioner mechanism is installed to the back of support seat, and sliding positioner mechanism has two movable parts, two movable parts of sliding positioner mechanism are all connected with a connecting rod, and two movable parts of sliding positioner mechanism are connected through reverse transmission assembly, clamping mechanism, the number of clamping mechanism is two, and two clamping mechanisms are symmetrically set up in support seat top two sides, and two clamping mechanisms are connected with two connecting rod top ends respectively, locking mechanism, locking mechanism is used for the locking of sliding positioner mechanism, and the bottom of locking mechanism is provided with unlocking mechanism.

[0007] In the technical scheme, the spacing adjustment between the clamping mechanism adopts the mode of realization of sliding, makes only need to push and pull clamping mechanism in the adjustment process, provides sliding by sliding positioner mechanism, and locking mechanism is locked after adjustment, realizes quick adjustment.

[0008] Preferably, the sliding position adjusting mechanism comprises a back cover, a first sliding bar, a second sliding bar and a sliding block; the back cover is fixed to the back side of the support base, the first sliding bar and the second sliding bar are both arranged transversely, the first sliding bar and the second sliding bar are respectively two movable parts of the sliding position adjusting mechanism, one end of the first sliding bar and one end of the second sliding bar are respectively fixed to the bottom ends of two connecting rods, the first sliding bar and the second sliding bar both extend into the back cover, and a sliding groove is formed in each of the first sliding bar and the second sliding bar, the sliding block is slidably connected to the sliding groove, and the sliding block is fixed to the back side of the support base.

[0009] In the technical solution, the clamping mechanism is moved by driving the movable plate, the head is pressed by the movable plate, and is fixed.

[0010] Preferably, the reverse transmission assembly comprises a first rack, a second rack and a gear, the gear is arranged in the back cover, a rotating shaft is fixed to the middle part of the gear, the rotating shaft is rotatably connected to the back cover, the first rack and the second rack are respectively fixedly installed to the top of the first sliding bar and the bottom of the second sliding bar, and the first rack and the second rack are respectively meshingly connected to the bottom side and the top side of the gear.

[0011] In the technical solution, when the distance between the two clamping mechanisms is adjusted, one clamping mechanism is pushed or pulled, and the other clamping mechanism is automatically moved through the reverse transmission assembly, so that the clamping mechanism is conveniently pushed or pulled.

[0012] Preferably, the locking mechanism is arranged at the bottom of the back cover, and the locking mechanism comprises a guide cylinder and a locking block; the guide cylinder is fixed to the bottom of the back cover and communicates with the back cover, the locking block is slidably installed in the guide cylinder, and an elastic connecting piece is arranged between the locking block and the guide cylinder.

[0013] In the technical solution, the locking mechanism is used for locking after the position of the clamping mechanism is adjusted.

[0014] Preferably, the elastic connecting piece comprises a fixed block and a spring, a side groove is formed in the side wall of the locking block, the fixed block is fixed to the inner side wall of the guide cylinder and located in the side groove, the spring is arranged at the top of the fixed block, and the top end and the bottom end of the spring abut against the top side of the side groove and the top surface of the fixed block respectively.

[0015] In the technical solution, the elastic connecting piece is used for elastically installing the locking block in the guide cylinder.

[0016] Preferably, a plurality of locking grooves for inserting the top end of the locking block are equidistantly formed in the length direction of the bottom of the first sliding bar.

[0017] In the technical solution, the locking block is locked and inserted when the clamping mechanism is adjusted to different positions through the arrangement of the plurality of locking grooves.

[0018] Preferably, the unlocking mechanism comprises a fixed seat, a rotating column, a carrier plate and a permanent magnet; the fixed seat is fixedly connected to the bottom side of the guide cylinder, the rotating column is rotatably installed at the bottom of the fixed seat, the bottom end of the rotating column is fixedly connected to the carrier plate, a through slot is formed in the carrier plate, the permanent magnet is fixedly installed in the through slot, the top surface of the permanent magnet, the top surface of the carrier plate and the bottom end surface of the guide cylinder are flush, and the bottom end of the lock block is fixedly connected to an iron block for being magnetically attracted by the permanent magnet.

[0019] In the technical solution, the rotating column is rotated to move the permanent magnet below or away from the iron block, so as to unlock or lock the locking mechanism.

[0020] Preferably, a connecting rod is fixedly installed on the side of the carrier plate away from the rotating column, and a handle ring is fixedly connected to the end of the connecting rod away from the carrier plate.

[0021] In the technical solution, the handle ring and the connecting rod are used for manual holding to manually drive the permanent magnet to move.

[0022] Preferably, the clamping mechanism comprises a fixed plate, a movable plate, a second rubber pad, a guide sleeve, a guide column, a first fixed nut, a first screw rod and a first rotating disc; the fixed plate is fixedly connected to the top end of the connecting rod, a first through hole and a second through hole are formed in the fixed plate, the first fixed nut is fixedly and matchingly installed in the first through hole, the guide sleeve is fixedly and matchingly installed in the second through hole, the movable plate is located on the side of the fixed plate, the movable plate is rotatably connected to one end of the first screw rod, the other end of the first screw rod is fixedly connected to the first rotating disc, the first screw rod is threadedly connected to the first fixed nut, the guide column is fixedly connected to the movable plate, the guide column is gap-connected to the guide sleeve, and the second rubber pad is arranged on the side wall of the movable plate away from the fixed plate.

[0023] In the technical solution, the head is pressed by the clamping mechanism after the clamping mechanism approaches the head.

[0024] Preferably, the fixing assembly comprises an L-shaped plate and a second fixed nut; the L-shaped plate is fixedly installed at the bottom surface of the support seat, and the L-shaped plate and the bottom surface of the support seat enclose a groove with an open front side, a plurality of third through holes are formed in the bottom of the L-shaped plate and communicated with the groove, and the second fixed nut is fixedly and matchingly arranged in each of the third through holes, the second fixed nut is threadedly connected to a second screw rod, the bottom end of the second screw rod is fixedly connected to a second rotating disc, and the top end of the second screw rod is provided with a pressing disc.

[0025] In the technical solution, the fixing assembly is used for fixing the support seat at the bed head position.

[0026] On the basis of the common knowledge in the art, the above-mentioned preferred conditions can be combined arbitrarily, that is, the preferred examples of the utility model are obtained.

[0027] The positive progress effect of the utility model lies in:

[0028] The head support frame for orthopedics presented above, through setting the sliding position adjusting mechanism, and the two movable parts of the sliding position adjusting mechanism are connected with the two clamping mechanisms through the connecting rod, in the process of making the clamping mechanism close to the head, only need to push, by the sliding action of the sliding position adjusting mechanism, make the clamping mechanism close to the head, at the same time after the head medical maintenance ends, by directly pulling, by the sliding action of the sliding position adjusting mechanism, make the clamping mechanism away from the head, it is convenient to realize the adjustment of the spacing quickly, without repeatedly screwing the thread, improve the adjustment efficiency, further, through the setting of the locking mechanism and the unlocking mechanism, before adjusting the position of the clamping mechanism, make the locking mechanism unlock, the clamping mechanism can move through the sliding position adjusting mechanism, after adjusting the position, through the locking mechanism to lock, keep the adjusted position, wherein the locking state and the unlocking state of the locking mechanism are controlled by the unlocking mechanism, it only needs to rotate, make the permanent magnet align with the iron block or separate from each other, the whole operation is simple and convenient, further, the two movable parts of the sliding position adjusting mechanism are connected through the reverse transmission assembly, when one clamping mechanism is pushed and pulled to move, through the transmission of the first rack, the second rack and the gear, the other clamping mechanism moves automatically, so that the medical staff only need to push and pull one clamping mechanism to move, which provides the convenience for the adjustment between the clamping mechanisms. BRIEF DESCRIPTION OF DRAWINGS

[0029] Figure 1 It is the structure schematic view of the whole front side of the utility model.

[0030] Figure 2 It is the structure schematic view of the whole back side of the utility model.

[0031] Figure 3 It is the structure schematic view of the fixed assembly of the utility model.

[0032] Figure 4 It is the structure schematic view of the clamping mechanism of the utility model.

[0033] Figure 5 It is the structure schematic view of the back side of the support seat of the utility model.

[0034] Figure 6 It is the structure schematic view of the locking mechanism and the unlocking mechanism under the locking state of the utility model.

[0035] Figure 7 It is the structure schematic view of the locking mechanism and the unlocking mechanism under the unlocking state of the utility model.

[0036] BRIEF DESCRIPTION OF DRAWINGS

[0037] 1, support seat;

[0038] 2. The first rubber pad;

[0039] 3. The clamping mechanism; 301. The fixed plate; 302. The movable plate; 303. The second rubber pad; 304. The guide sleeve; 305. The guide column; 306. The first fixed nut; 307. The first screw rod; 308. The first rotating disc;

[0040] 4. The connecting rod;

[0041] 5. The fixing assembly; 501. The L-shaped plate; 502. The pressing plate; 503. The second fixed nut; 504. The second screw rod; 505. The second rotating disc;

[0042] 6. The sliding position adjusting mechanism; 601. The back cover; 602. The first sliding bar; 603. The second sliding bar; 604. The sliding groove; 605. The sliding block;

[0043] 7. The first rack;

[0044] 8. The second rack;

[0045] 9. The locking mechanism; 901. The guide cylinder; 902. The locking block; 903. The side groove; 904. The fixed block; 905. The spring; 906. The iron block;

[0046] 10. The unlocking mechanism; 1001. The fixed seat; 1002. The rotating column; 1003. The carrier plate; 1004. The permanent magnet; 1005. The connecting rod; 1006. The handle ring;

[0047] 11. The rotating shaft;

[0048] 12. The gear;

[0049] 13. The locking groove. DETAILED DESCRIPTION

[0050] The utility model will be further explained by the way of embodiment below, but will not limit the utility model in the embodiment range because of this.

[0051] As Figures 1-7As shown, the orthopedic head support frame comprises a support seat 1; the top surface of the support seat 1 is provided with a first latex pad 2; further comprising: a sliding positioning mechanism 6, which is installed to the back side of the support seat 1, and the sliding positioning mechanism 6 has two movable parts, both of which are connected with a connecting rod 4, and the two movable parts of the sliding positioning mechanism 6 are connected through a reverse transmission assembly; a clamping mechanism 3, the number of which is two, and the two clamping mechanisms 3 are symmetrically arranged on both sides of the top of the support seat 1, and the two clamping mechanisms 3 are respectively connected with the top ends of the two connecting rods 4; a locking mechanism 9 for locking the sliding positioning mechanism 6, and the bottom of the locking mechanism 9 is provided with an unlocking mechanism 10.

[0052] As shown, Figure 3 Further comprising a fixing assembly 5, which comprises an L-shaped plate 501 and a second fixing nut 503; the L-shaped plate 501 is fixedly installed at the bottom surface of the support seat 1, and the L-shaped plate 501 and the bottom surface of the support seat 1 form a groove with an open front side, a plurality of third through holes are formed in the bottom of the L-shaped plate 501 and communicated with the groove, and a second fixing nut 503 is fixedly embedded in each of the plurality of third through holes, a second screw rod 504 is threadedly connected with the second fixing nut 503, a second rotating disc 505 is fixedly connected to the bottom end of the second screw rod 504, and a pressure plate 502 is arranged at the top end of the second screw rod 504.

[0053] The entire support frame is fixed at the bedside position by the fixing assembly 5, the support seat 1 is placed on the top surface of the bedside, the bedside is embedded into the groove, the second rotating disc 505 is rotated to make the second screw rod 504 threadedly rotate relative to the second fixing nut 503, and the pressure plate 502 is pressed on the bottom surface of the bedside to complete the fixing operation.

[0054] As shown, Figure 2 , Figure 5 , Figure 6 and Figure 7 The sliding positioning mechanism 6 comprises a back cover 601, a first sliding bar 602, a second sliding bar 603 and a sliding block 605; the back cover 601 is fixedly connected to the back side of the support seat 1, the first sliding bar 602 and the second sliding bar 603 are both arranged transversely, the first sliding bar 602 and the second sliding bar 603 are respectively two movable parts of the sliding positioning mechanism 6, one end of the first sliding bar 602 and one end of the second sliding bar 603 are respectively fixedly connected to the bottom ends of the two connecting rods 4, the first sliding bar 602 and the second sliding bar 603 both extend into the back cover 601, and a sliding groove 604 is formed in each of the first sliding bar 602 and the second sliding bar 603, the sliding block 605 is slidably connected with the sliding groove 604, and the sliding block 605 is fixedly connected to the back side of the support seat 1.

[0055] The reverse transmission assembly comprises a first rack 7, a second rack 8 and a gear 12, the gear 12 is arranged in the back cover 601, and the middle part of the gear 12 is fixedly connected with a rotating shaft 11, the rotating shaft 11 is rotatably connected with the back cover 601, the first rack 7 and the second rack 8 are fixedly installed at the top of the first slide 602 and the bottom of the second slide 603 respectively, and the first rack 7 and the second rack 8 are meshingly connected with the bottom side and the top side of the gear 12 respectively.

[0056] The locking mechanism 9 is arranged at the bottom of the back cover 601, the locking mechanism 9 comprises a guide cylinder 901 and a locking block 902, the guide cylinder 901 is fixedly connected with the bottom of the back cover 601 and communicates with the back cover 601, the locking block 902 is slidingly installed in the guide cylinder 901, and an elastic connecting piece is arranged between the locking block 902 and the guide cylinder 901.

[0057] The elastic connecting piece comprises a fixed block 904 and a spring 905, a side groove 903 is formed in the side wall of the locking block 902, the fixed block 904 is fixedly connected with the inner side wall of the guide cylinder 901 and located in the side groove 903, the spring 905 is arranged at the top of the fixed block 904, and the top end and the bottom end of the spring 905 abut against the top side of the side groove 903 and the top surface of the fixed block 904 respectively.

[0058] A plurality of locking grooves 13 for inserting the top end of the locking block 902 are equidistantly formed in the length direction of the bottom of the first slide 602.

[0059] The unlocking mechanism 10 comprises a fixed seat 1001, a rotating column 1002, a carrier plate 1003 and a permanent magnet 1004, the fixed seat 1001 is fixedly connected with the bottom side of the guide cylinder 901, the rotating column 1002 is rotatably installed at the bottom of the fixed seat 1001, the bottom end of the rotating column 1002 is fixedly connected with the carrier plate 1003, a through groove is formed in the carrier plate 1003, the permanent magnet 1004 is fixedly installed in the through groove, the top surface of the permanent magnet 1004, the top surface of the carrier plate 1003 and the bottom end surface of the guide cylinder 901 are flush, and an iron block 906 for being magnetically attracted by the permanent magnet 1004 is fixedly connected with the bottom end of the locking block 902.

[0060] The carrier plate 1003 is fixedly installed with a connecting rod 1005 away from the rotating column 1002, and the end of the connecting rod 1005 away from the carrier plate 1003 is fixedly connected with a handle ring 1006.

[0061] The patient who needs cosmetic medical care places his head on the first latex pad 2 in the middle of the support seat 1 for support. By pulling the handle 1006, the carrier plate 1003 is turned by the rotating column 1002 and moves to the bottom end of the guide cylinder 901. The permanent magnet 1004 is aligned with the iron block 906. The iron block 906 and the lock block 902 are guided vertically by the guide cylinder 901 and move downward, and the compression spring 905 is compressed. The lock block 902 is pulled out of the locking slot 13, and the locking mechanism 9 is unlocked. Figure 6 Turn to Figure 7 .

[0062] After the above operation, the single clamping mechanism 3 is pushed to make the clamping mechanism 3 close to the patient's head. The connecting rod 4 on the single clamping mechanism 3 moves, and the first sliding bar 602 or the second sliding bar 603 moves horizontally. Through the transmission of the first rack 7, the gear 12 and the second rack 8, the second sliding bar 603 or the first sliding bar 602 moves in the opposite direction. Further, the other clamping mechanism 3 is driven by the connecting rod 4 to approach the patient's head. Through the above operation, the two clamping mechanisms 3 are adjusted to the size of the patient's head.

[0063] Then, the handle 1006 is pulled to turn the carrier plate 1003 by the rotating column 1002, and the carrier plate 1003 moves away from the bottom end of the guide cylinder 901. The permanent magnet 1004 is separated from the iron block 906. The iron block 906 loses the magnetic attraction. The lock block 902 and the iron block 906 move upward together through the compression spring 905 of the spring 905. The top end of the lock block 902 is inserted into a locking slot 13. The above process, the locking mechanism 9 and the unlocking mechanism 10 are Figure 7 Turn to Figure 6 .

[0064] After the above operation, the distance between the two clamping mechanisms 3 is adjusted, and then the clamping mechanism 3 is used to fix the head on both sides.

[0065] After the medical care, the locking mechanism 9 is unlocked, and then one clamping mechanism 3 is pulled away from the head, and the patient's head is quickly released.

[0066] As Figure 4As shown, the clamping mechanism 3 comprises a fixed plate 301, a movable plate 302, a second latex pad 303, a guide sleeve 304, a guide column 305, a first fixed nut 306, a first screw rod 307 and a first rotating disc 308; the fixed plate 301 is fixedly connected with the top end of the connecting rod 4, the fixed plate 301 is provided with a first through hole and a second through hole, the first fixed nut 306 is fixedly and fitly arranged in the first through hole, the guide sleeve 304 is fixedly and fitly arranged in the second through hole, the movable plate 302 is located on one side of the fixed plate 301, the movable plate 302 is rotatably connected with one end of the first screw rod 307, the other end of the first screw rod 307 is fixedly connected with the first rotating disc 308, the first screw rod 307 is threadedly connected with the first fixed nut 306, the guide column 305 is fixedly connected with the movable plate 302, and the guide column 305 is connected with the guide sleeve 304 in a clearance fit mode, and the movable plate 302 is provided with the second latex pad 303 on the side wall away from the fixed plate 301.

[0067] After the clamping mechanism 3 approaches the head of the patient, the two clamping mechanisms 3 are simultaneously operated by two hands, the first rotating disc 308 is rotated in a forward direction, the first screw rod 307 is threadedly screwed relative to the first fixed nut 306, the movable plate 302 is pushed, and the second latex pad 303 on the movable plate 302 is pressed against the head of the patient under the guidance of the guide column 305 and the guide sleeve 304.

[0068] When the patient leaves and the entire support frame is cleaned manually, the first rotating disc 308 is rotated in a reverse direction, and the movable plate 302 is reset.

[0069] The utility model is not limited to the above-mentioned embodiment, no matter make any change in its shape or structure, all fall in the protection scope of the utility model. The protection scope of the utility model is defined by the appended claims, and the person skilled in the art can make various changes or modifications to these embodiments without departing from the principles and essence of the utility model, but these changes and modifications all fall into the protection scope of the utility model.

Claims

1. A head support frame for orthopedics, comprising a support base (1); a first latex pad (2) is arranged on the top surface of the support base (1); characterized in that, Also include: Sliding positioning mechanism (6), the sliding positioning mechanism (6) is installed to the back side of the support seat (1), and the sliding positioning mechanism (6) has two movable parts, one connecting rod (4) is connected to the two movable parts of the sliding positioning mechanism (6), and the two movable parts of the sliding positioning mechanism (6) are connected through a reverse transmission assembly; Clamping mechanism (3), the number of the clamping mechanism (3) is two, and two clamping mechanisms (3) are symmetrically arranged on both sides of the top of the support seat (1), and two clamping mechanisms (3) are connected with the top ends of two connecting rods (4) respectively; Locking mechanism (9) for locking the sliding positioning mechanism (6), and the bottom of the locking mechanism (9) is provided with an unlocking mechanism (10).

2. The orthopedic head support as claimed in claim 1, wherein: The sliding positioning mechanism (6) comprises a back cover (601), a first sliding bar (602), a second sliding bar (603) and a sliding block (605); the back cover (601) is fixedly connected with the back side of the support seat (1), the first sliding bar (602) and the second sliding bar (603) are both transversely arranged, the first sliding bar (602) and the second sliding bar (603) are respectively two movable parts of the sliding positioning mechanism (6), one end of the first sliding bar (602) and one end of the second sliding bar (603) are fixedly connected with the bottom ends of two connecting rods (4), the first sliding bar (602) and the second sliding bar (603) extend into the back cover (601), and a sliding groove (604) is formed in the first sliding bar (602) and the second sliding bar (603), the sliding block (605) is slidably connected with the sliding groove (604), and the sliding block (605) is fixedly connected with the back side of the support seat (1).

3. The orthopedic head support as claimed in claim 2, wherein: The reverse transmission assembly comprises a first rack (7), a second rack (8) and a gear (12), the gear (12) is arranged in the back cover (601), the middle part of the gear (12) is fixedly connected with a rotating shaft (11), the rotating shaft (11) is rotatably connected with the back cover (601), the first rack (7) and the second rack (8) are fixedly installed on the top of the first sliding bar (602) and the bottom of the second sliding bar (603) respectively, and the first rack (7) and the second rack (8) are meshingly connected with the bottom side and the top side of the gear (12) respectively.

4. The orthopaedic head support as claimed in claim 3, wherein: The locking mechanism (9) is arranged at the bottom of the back cover (601), the locking mechanism (9) comprises a guide cylinder (901) and a lock block (902); the guide cylinder (901) is fixedly connected with the bottom of the back cover (601), and the guide cylinder (901) is in communication with the back cover (601), the lock block (902) is slidably installed in the guide cylinder (901), and an elastic connecting piece is arranged between the lock block (902) and the guide cylinder (901).

5. The orthopaedic head support as claimed in claim 4, wherein: The elastic connecting piece comprises a fixed block (904) and a spring (905), a side slot (903) is formed in the side wall of the lock block (902), the fixed block (904) is fixedly connected with the inner side wall of the guide cylinder (901), and the fixed block (904) is located in the side slot (903), the spring (905) is arranged at the top of the fixed block (904), and the top end and the bottom end of the spring (905) abut against the top side of the side slot (903) and the top surface of the fixed block (904) respectively.

6. The orthopaedic head support as claimed in claim 4, wherein: A plurality of locking grooves (13) for inserting the top end of the lock block (902) are formed in the bottom of the first sliding bar (602) at equal intervals along the length direction.

7. The orthopaedic head support as claimed in claim 4, wherein: The unlocking mechanism (10) comprises a fixed seat (1001), a rotating column (1002), a carrier plate (1003) and a permanent magnet (1004); the fixed seat (1001) is fixedly connected with the bottom side of the guide cylinder (901), the rotating column (1002) is rotatably installed at the bottom of the fixed seat (1001), the bottom end of the rotating column (1002) is fixedly connected with the carrier plate (1003), a through groove is formed in the carrier plate (1003), the permanent magnet (1004) is fixedly installed in the through groove, the top surface of the permanent magnet (1004), the top surface of the carrier plate (1003) and the bottom end surface of the guide cylinder (901) are flush, and the bottom end of the lock block (902) is fixedly connected with an iron block (906) which is magnetically attracted by the permanent magnet (1004).

8. The orthopaedic head support as claimed in claim 7, wherein: A connecting rod (1005) is fixedly installed on the side of the carrier plate (1003) away from the rotating column (1002), and a handle ring (1006) is fixedly connected to the end of the connecting rod (1005) away from the carrier plate (1003).

9. The orthopaedic head support as claimed in claim 1, wherein: The clamping mechanism (3) comprises a fixed plate (301), a movable plate (302), a second latex pad (303), a guide sleeve (304), a guide column (305), a first fixed nut (306), a first screw rod (307) and a first rotating disc (308); the fixed plate (301) is fixedly connected with the top end of the connecting rod (4), a first through hole and a second through hole are formed in the fixed plate (301), the first fixed nut (306) is fixedly and fitly installed in the first through hole, the guide sleeve (304) is fixedly and fitly installed in the second through hole, the movable plate (302) is located on one side of the fixed plate (301), the movable plate (302) is rotatably connected with one end of the first screw rod (307), the other end of the first screw rod (307) is fixedly connected with the first rotating disc (308), the first screw rod (307) is in threaded connection with the first fixed nut (306), the guide column (305) is fixedly connected with the movable plate (302), and the guide column (305) is in clearance fit connection with the guide sleeve (304), and the second latex pad (303) is arranged on the side wall of the movable plate (302) away from the fixed plate (301).

10. The orthopaedic head support as claimed in claim 1, wherein: Also include fixed components (5), the fixed components (5) include L type board (501) and second fixed nut (503);The L type board (501) is fixedly installed to the bottom surface of support seat (1), and the L type board (501) and the bottom surface of support seat (1) form the groove of front side opening, the L type board (501) bottom is provided with a plurality of third through holes communicated with the groove, and a plurality of second fixed nuts (503) are fixedly embedded in the third through hole, the second fixed nut (503) is threadedly connected with second screw (504), the bottom end of second screw (504) is fixedly connected with second rotary disc (505), and the top end of second screw (504) is provided with pressure plate (502).

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