CN213465872U - Head fixing device for craniotomy - Google Patents
Head fixing device for craniotomy Download PDFInfo
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- CN213465872U CN213465872U CN202022189874.XU CN202022189874U CN213465872U CN 213465872 U CN213465872 U CN 213465872U CN 202022189874 U CN202022189874 U CN 202022189874U CN 213465872 U CN213465872 U CN 213465872U
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- threaded rod
- screw
- supporting
- rod
- backup pad
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Abstract
The utility model is suitable for the medical technical field, and provides a head fixing device for craniotomy, which comprises a supporting screw, an adjusting screw sleeve, a connecting rod, a supporting plate, a threaded rod, an adjusting nut, a clamping plate and a sponge cushion, wherein the bottom of the adjusting screw sleeve is sleeved on the outer surface of the supporting screw and is in threaded connection with the supporting screw, the top of the adjusting screw sleeve is fixedly connected with the supporting plate, the threaded rod penetrates through the supporting plate, the clamping plate is sleeved on the threaded rod and is in sliding connection with the threaded rod, the adjusting nut is positioned outside the clamping plate and is in threaded connection with the threaded rod, when in use, a patient lies the head between the two clamping plates, the screw adjusting nut drives the two clamping plates to move in opposite directions to fix the head of the patient, the problem that the traditional skull nail is uncomfortable due to the small contact surface is fixed is avoided, after the fixation is finished, medical, the supporting plate is driven to move up and down, and the supporting plate is adjusted to the height suitable for the patient, so that the patient is more comfortable in the operation process.
Description
Technical Field
The utility model belongs to the technical field of the medical treatment, especially, relate to a head fixing device for craniotomy.
Background
In brain surgery, often can use the headstock to fix patient's head, in the use, medical personnel need hold patient's neck portion, then move out the head of a bed and shoulder and operation table's bed edge is kept level basically with patient, then puts the headstock after putting in suitable position as required.
The existing head fixing device generally fixes the head of a patient through a cranial nail, the fixing mode causes discomfort to the patient due to small contact area with the craniofacial surface, and the height of the traditional fixing device cannot be adjusted according to the height of user fixing devices with different shapes.
SUMMERY OF THE UTILITY MODEL
The utility model provides a craniotomy is head fixing device for operation aims at solving current head fixing device and generally fixes patient's head through the cranium nail, and this kind of fixed mode can make patient feel uncomfortable owing to be less with craniofacial area of contact, and the problem of the height of the user fixing device of unable according to different shapes is unable to be adjusted to traditional fixing device generally height moreover.
The utility model discloses a realize like this, a head fixing device for craniotomy, including supporting screw, regulation swivel nut, connecting rod, backup pad, threaded rod, adjusting nut, grip block and foam-rubber cushion, it locates to adjust the swivel nut cover the surface of supporting screw, and with the supporting screw spiro union, the connecting rod is located adjust the swivel nut top, and with it rotates the connection to adjust the swivel nut, backup pad fixed connection in the top of connecting rod, the threaded rod runs through the backup pad, and with backup pad fixed connection, the adjusting nut cover is located the surface of threaded rod, and with threaded rod looks spiro union, grip block bottom cover is located on the threaded rod, and with threaded rod sliding connection, foam-rubber cushion fixed connection in the grip block with on the surface of backup pad.
Preferably, the bottom of the supporting screw rod is provided with a base which is of a rectangular table-shaped structure, and the bottom of the supporting screw rod is fixedly connected with the outer surface of the base.
Preferably, the bottom surface of the base is provided with circular fixing holes, and the circular fixing holes are located on two sides of the base and symmetrically distributed along the central axis of the base.
Preferably, the adjusting threaded sleeve is of a circular tubular structure, the top of the adjusting threaded sleeve is rotatably connected with the connecting rod, and the bottom of the adjusting threaded sleeve is sleeved on the supporting screw and is in threaded connection with the supporting screw.
Preferably, a circular through hole is formed in the middle of the supporting plate, and the aperture of the circular through hole is equal to the diameter of the threaded rod.
Preferably, one end of the adjusting nut adjacent to the clamping plate is inserted into the clamping plate and is rotatably connected with the clamping plate.
Preferably, a guide rod is arranged in the circular fixing hole and is of a circular rod-shaped structure, and the top of the guide rod penetrates through the support plate and is in sliding connection with the support plate.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a head fixing device for craniotomy, through setting up the supporting screw, adjust the swivel nut, the backup pad, adjusting nut, grip block and foam-rubber cushion, adjust the swivel nut bottom cover and locate the surface of supporting screw, and with the supporting screw spiro union, adjust the swivel nut top and be connected with backup pad fixed connection, the threaded rod runs through the backup pad, the grip block cover is located the threaded rod, and with threaded rod sliding connection adjusting nut be located the grip block outside, and with the threaded rod spiro union, when using, the patient lies the head between two grip blocks, the screw moves adjusting nut drives two grip blocks and moves in opposite directions, fix the patient's head, avoided the problem that traditional cranium nail fixed contact surface is too small makes the patient uncomfortable, after the fixing is accomplished, medical personnel can according to the patient's body type screw up and down adjust the swivel nut, drive the backup pad and reciprocate, adjust the backup pad to the height that is, thereby making the patient more comfortable during the operation.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic structural view of the interior of the support screw of the present invention;
in the figure: 11. a base; 12. a support screw; 13. adjusting a threaded sleeve; 14. a connecting rod; 15. a support plate; 16. a threaded rod; 17. adjusting the nut; 18. a clamping plate; 19. a sponge cushion; 20. a guide rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1-3, the present invention provides a technical solution: a head fixing device for craniotomy comprises a supporting screw 12, an adjusting threaded sleeve 13, a connecting rod 14, a supporting plate 15, a threaded rod 16, an adjusting nut 17, a clamping plate 18 and a sponge pad 19, wherein the adjusting threaded sleeve 13 is sleeved on the outer surface of the supporting screw 12 and is in threaded connection with the supporting screw 12, the connecting rod 14 is positioned at the top of the adjusting threaded sleeve 13 and is rotatably connected with the adjusting threaded sleeve 13, the supporting plate 15 is fixedly connected to the top of the connecting rod 14, the threaded rod 16 penetrates through the supporting plate 15 and is fixedly connected with the supporting plate 15, the adjusting nut 17 is sleeved on the outer surface of the threaded rod 16 and is in threaded connection with the threaded rod 16, the bottom of the clamping plate 18 is sleeved on the threaded rod 16 and is in sliding connection with the threaded rod 16, and the sponge pad 19 is fixedly connected to.
In the embodiment, the adjusting screw 13 is sleeved on the supporting screw 12 and is screwed with the supporting screw 12, the bottom of the connecting rod 14 is rotatably connected with the upper end of the adjusting screw 13, the top of the connecting rod 14 is fixedly connected with the supporting plate 15, when in use, the adjusting nut 17 is screwed outwards to drive the clamping plates 18 at the two sides of the supporting plate 15 to move reversely and open, the head of a patient lies between the two clamping plates 18, then the adjusting nuts 17 at the two sides are rotated reversely to drive the two clamping plates 18 to move oppositely to clamp the skull of the patient, the sponge cushions 19 are respectively arranged inside the clamping plates 18 and on the outer surface of the supporting plate 15 to protect the head of the patient and ensure that the patient can use more comfortably, then the adjusting screw 13 on the supporting screw 12 can be screwed according to the body size of the patient, the adjusting screw 13 is rotated to drive the connecting rod 14 to move up and down, so as to drive the supporting plate 15 for supporting the back skull of the patient, the patient is positioned with the head at the proper height so that the upper patient is more comfortable during the procedure.
In this embodiment, a supporting screw 12 is fixedly connected to a base 11, an external thread is provided on an outer surface of the supporting screw 12, an internal thread is provided inside an adjusting screw 13, the internal thread of the adjusting screw 13 is matched with the external thread provided on the surface of the supporting screw 12, the adjusting screw 13 is sleeved on the supporting screw 12 and is screwed with the supporting screw 12, the bottom of a connecting rod 14 is rotatably connected with the upper end of the adjusting screw 13, the top of the connecting rod 14 is fixedly connected with a supporting plate 15, a threaded rod 16 penetrates through the supporting plate 15 from the side wall of the supporting plate 15 and is fixedly connected with the supporting plate 15, clamping plates 18 are positioned at two sides of the supporting plate 15 and sleeved on the threaded rod 16 and are slidably connected with the threaded rod 16, the adjusting nut 17 is positioned at the outer side of the clamping plate 18, the adjusting nut 17 is screwed with the threaded rod 16, and the adjusting nut 17 is rotatably connected, when the adjustable skull support is used, the adjusting nut 17 is screwed outwards, the adjusting nut 17 drives the clamping plates 18 on the two sides of the support plate 15 to move reversely and open, the head of a patient lies between the two clamping plates 18, then the adjusting nut 17 on the two sides is rotated reversely to drive the two clamping plates 18 to move oppositely to clamp the skull of the patient, sponge cushions 19 are arranged inside the clamping plates 18 and on the outer surface of the support plate 15 and used for protecting the head of the patient, the patient can use the adjustable skull support more comfortably, the adjusting screw sleeve 13 on the screw 12 can be screwed according to the body shape of the patient, the connecting rod 14 is driven to move up and down by rotating the adjusting screw sleeve 13, the support plate 15 used for supporting the back skull of the patient is driven to move up and down, the head of the patient is positioned at a proper height, the head of the patient is fixed to the utmost extent through the support plate 15 and the clamping plates 18, and the, the problem of traditional mode adopt the cranium nail to fix patient's head, and the fixed height of head can not be adjusted, very uncomfortable when making the patient use is avoided.
Further, a base 11 is arranged at the bottom of the supporting screw 12, the base 11 is of a rectangular table-shaped structure, and the bottom of the supporting screw 12 is fixedly connected with the outer surface of the base 11.
In the present embodiment, a base 11 is installed at the bottom of the supporting screw 12 for fixing the supporting screw 12 on the operating table through the base 11, thereby fixing the whole head fixing device on the operating table.
Further, the bottom surface of the base 11 is provided with circular fixing holes, and the circular fixing holes are located on two sides of the base 11 and symmetrically distributed along the central axis of the base 11.
In this embodiment, circular fixing holes are formed in the bottom surface of the base 11, and the circular fixing holes are located on two sides of the base 11 and symmetrically distributed along the central axis of the base 11 for fixing the guide rod 20 through the two circular fixing holes.
Further, the adjusting screw sleeve 13 is of a circular tube-shaped structure, the top of the adjusting screw sleeve 13 is rotatably connected with the connecting rod 14, and the bottom of the adjusting screw sleeve 13 is sleeved on the supporting screw rod 12 and is in threaded connection with the supporting screw rod 12.
In this embodiment, the top of the adjusting screw 13 is rotatably connected with the connecting rod 14, the bottom of the adjusting screw 13 is sleeved on the supporting screw 12 and is screwed with the supporting screw 12, so that the connecting rod 14 fixedly connected to the top of the adjusting screw can be driven to move up and down when the adjusting screw 13 is screwed, and the height of the fixing device is adjusted to make the patient feel more comfortable.
Furthermore, a circular through hole is formed in the middle of the supporting plate 15, and the aperture of the circular through hole is equal to the diameter of the threaded rod 16.
In the present embodiment, a circular through hole is opened in the middle of the support plate 15, and the diameter of the circular through hole is equal to the diameter of the threaded rod 16, so that the threaded rod 16 can penetrate through the support plate 15 through the circular through hole in the middle of the support plate 15 and is fixedly connected to the inner wall of the support plate 15.
Further, one end of the adjusting nut 17 adjacent to the clamping plate 18 is inserted into the clamping plate 18 and is rotatably connected with the clamping plate 18.
In this embodiment, one end of the adjusting nut 17 adjacent to the clamping plate 18 is inserted into the clamping plate 18 and is rotatably connected with the clamping plate 18, so that when the adjusting nut 17 rotates, the clamping plate 18 can be driven to move left and right along the threaded rod 16 to fix the cranium of the patient.
Furthermore, a guide rod 20 is arranged inside the circular fixing hole, the guide rod 20 is in a circular rod-shaped structure, and the top of the guide rod 20 penetrates through the support plate 15 and is connected with the support plate 15 in a sliding manner.
In the present embodiment, the guide rod 20 is provided, and the top of the guide rod 20 penetrates the support plate 15 and is slidably connected to the support plate 15, so that when the height of the support plate 15 is adjusted by the adjusting screw 13, the support plate 15 can be restricted by the guide rod 20, and the support plate 15 is prevented from rotating.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a craniotomy is head fixing device for operation, includes supporting screw (12), adjusts swivel nut (13), connecting rod (14), backup pad (15), threaded rod (16), adjusting nut (17), grip block (18) and foam-rubber cushion (19), its characterized in that: adjust swivel nut (13) cover and locate the surface of supporting screw (12), and with supporting screw (12) spiro union, connecting rod (14) are located adjust swivel nut (13) top, and with adjust swivel nut (13) and rotate and connect, backup pad (15) fixed connection in the top of connecting rod (14), threaded rod (16) run through backup pad (15), and with backup pad (15) fixed connection, adjusting nut (17) cover is located the surface of threaded rod (16), and with threaded rod (16) looks spiro union, grip block (18) bottom cover is located on threaded rod (16), and with threaded rod (16) sliding connection, foam-rubber cushion (19) fixed connection in grip block (18) with on the surface of backup pad (15).
2. The craniotomy head fixation device of claim 1 wherein: the support screw rod (12) bottom is equipped with base (11), base (11) are rectangle platform column structure, support screw rod (12) bottom with the surface fixed connection of base (11).
3. A craniotomy head fixation device as in claim 2 wherein: the bottom surface of base (11) is equipped with circular fixed orifices, circular fixed orifices is located the both sides of base (11) are followed the axis symmetric distribution of base (11).
4. The craniotomy head fixation device of claim 1 wherein: adjust swivel nut (13) and be round tubular structure, the top of adjusting swivel nut (13) with connecting rod (14) rotate and are connected, adjust swivel nut (13) bottom cover locate on supporting screw (12), and with supporting screw (12) looks spiro union.
5. The craniotomy head fixation device of claim 1 wherein: a circular through hole is formed in the middle of the supporting plate (15), and the aperture of the circular through hole is equal to the diameter of the threaded rod (16).
6. The craniotomy head fixation device of claim 1 wherein: one end of the adjusting nut (17) adjacent to the clamping plate (18) is inserted into the clamping plate (18) and is rotatably connected with the clamping plate (18).
7. A craniotomy head fixation device as in claim 3 wherein: the inside guide bar (20) that is equipped with of circular fixed orifices, guide bar (20) are round rod-shaped structure, the top of guide bar (20) runs through backup pad (15), and with backup pad (15) sliding connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022189874.XU CN213465872U (en) | 2020-09-29 | 2020-09-29 | Head fixing device for craniotomy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022189874.XU CN213465872U (en) | 2020-09-29 | 2020-09-29 | Head fixing device for craniotomy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213465872U true CN213465872U (en) | 2021-06-18 |
Family
ID=76365590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022189874.XU Active CN213465872U (en) | 2020-09-29 | 2020-09-29 | Head fixing device for craniotomy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213465872U (en) |
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2020
- 2020-09-29 CN CN202022189874.XU patent/CN213465872U/en active Active
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