CN213311327U - Head fixing device for neurosurgery - Google Patents
Head fixing device for neurosurgery Download PDFInfo
- Publication number
- CN213311327U CN213311327U CN202021179504.1U CN202021179504U CN213311327U CN 213311327 U CN213311327 U CN 213311327U CN 202021179504 U CN202021179504 U CN 202021179504U CN 213311327 U CN213311327 U CN 213311327U
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- Prior art keywords
- rotating shaft
- fixed
- lifting
- supporting column
- groove
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- 238000009434 installation Methods 0.000 claims abstract description 14
- 230000003028 elevating effect Effects 0.000 claims abstract description 8
- 210000004556 brain Anatomy 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 17
- 230000013011 mating Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011324 bead Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
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Abstract
The utility model discloses a head fixing device for neurosurgery, including be used for with the fixed installation backplate of operating table, set up in the pillow that is used for holding the back brain in installation backplate intermediate position, set up in two sets of support columns of pillow both sides and set up in be used for the centre gripping cushion of fixed head from the side on the support column, the support column with be provided with between the installation backplate and be used for adjusting the elevating gear of centre gripping cushion height, the centre gripping cushion with be provided with between the support column and be used for adjusting the skew device of position about the centre gripping cushion. The utility model discloses be provided with the skew device that can adjust position about centre gripping cushion between centre gripping cushion and support column, be provided with the elevating gear that can adjust centre gripping cushion height between support column and installation backplate, through skew device and elevating gear's mating reaction, can adjust the position of centre gripping cushion in a flexible way to reach patient and feel comfortable fixed state.
Description
Technical Field
The utility model relates to a medical equipment specifically is a head fixing device for neurosurgery.
Background
When treating neurosurgical patients, the neurosurgical patients often need operations on the head of the human body due to the involvement of the nervous system, which requires the use of a head fixing device, which generally comprises an occipital pad positioned on the back brain of the head and soft pads clamped on both sides of the head.
The currently used head fixing devices can fix the head, but are usually difficult to adjust according to the head shape of different people, which may cause discomfort to the head of the patient and even influence the operation process.
SUMMERY OF THE UTILITY MODEL
Based on the above-mentioned weak point among the prior art mentioned in the background art, for this reason the utility model provides a head fixing device for neurosurgery.
The utility model discloses an adopt following technical scheme to overcome above technical problem, specifically do:
the utility model provides a head fixing device for neurosurgery, including be used for with the fixed installation backplate of operating table, set up in the pillow that installation backplate intermediate position is used for holding the back brain, set up in two sets of support columns of pillow both sides and set up in be used for the centre gripping cushion of the fixed head of edgewise on the support column, the support column with be provided with between the installation backplate and be used for adjusting the elevating gear of centre gripping cushion height, the centre gripping cushion with be provided with between the support column and be used for adjusting the skew device of position about the centre gripping cushion.
As a further aspect of the present invention: the lifting device comprises a lifting seat fixed on the mounting backboard, a lifting groove formed in the lifting seat and used for the support column to slide, a guide groove vertically formed in the inner wall of the lifting groove, and a guide convex edge arranged on the support column and slidably sleeved with the guide groove;
and a lifting adjusting component used for controlling the supporting column to slide relative to the lifting seat is arranged between the supporting column and the lifting seat.
As a further aspect of the present invention: the lifting adjusting assembly comprises a shaft seat fixed inside the lifting groove, a first rotating shaft vertically inserted inside the shaft seat, a screw rod fixed above the first rotating shaft, an accommodating groove formed in the bottom end of the supporting column and used for accommodating the screw rod, and a threaded sleeve arranged at the opening of the accommodating groove and matched with the screw rod;
the first rotating shaft and the shaft seat form a rotary structure, and the lifting seat is provided with a hand cranking device for controlling the first rotating shaft to rotate.
As a further aspect of the present invention: the hand-cranking device comprises a first bevel gear fixed at the bottom end of the first rotating shaft, a second rotating shaft inserted in the lifting seat, a second bevel gear fixedly sleeved on the surface of the second rotating shaft and meshed with the first bevel gear, and a rocker arranged at one end of the second rotating shaft;
the second rotating shaft and the lifting seat form a rotating structure.
As a further aspect of the present invention: the deviation device comprises a horizontal sliding groove arranged on the supporting column along the left-right direction, and a sliding rod which is sleeved in the horizontal sliding groove in a sliding manner and is fixed with the clamping cushion;
an offset adjusting device used for controlling the sliding rod to slide along the supporting column is arranged between the sliding rod and the supporting column, and a fastening device used for fixing the relative position of the sliding rod and the supporting column is further arranged between the sliding rod and the supporting column.
As a further aspect of the present invention: the offset adjusting device comprises a transmission rack fixed at the top end of the sliding rod, a transmission gear meshed with the transmission rack, a gear groove formed in the supporting column and communicated with the horizontal sliding groove to accommodate the transmission gear, a third rotating shaft inserted in the transmission gear, a rotating shaft hole formed in the supporting column and used for allowing the third rotating shaft to rotate, and an adjusting knob fixed at one end of the third rotating shaft.
As a further aspect of the present invention: the fastening device comprises a threaded hole, a threaded rod and a fastening knob, wherein the threaded hole is formed in the surface of the support column and communicated with the horizontal sliding groove, the threaded rod is inserted into the threaded hole and forms a spiral rotating structure with the threaded hole, and the fastening knob is fixed at one end, far away from the horizontal sliding groove, of the threaded rod.
After the structure more than adopting, the utility model discloses compare in prior art, possess following advantage: the device is provided with the skew device that can adjust the position about centre gripping cushion between centre gripping cushion and support column, is provided with the elevating gear that can adjust centre gripping cushion height between support column and installation backplate, through skew device and elevating gear's mating reaction, can adjust the position of centre gripping cushion in a flexible way to reach patient and feel comfortable fixed state.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic side view of the structure of the middle support column and the lifting seat of the present invention.
Fig. 3 is a side view and a section view of the upper half structure of the middle slide bar and the support column.
Fig. 4 is a schematic structural diagram of the middle support pillar of the present invention.
In the figure: 1. mounting a back plate; 2. a pillow pad; 3. a support pillar; 4. clamping the soft cushion; 5. a lifting seat; 6. a lifting groove; 7. a guide groove; 8. a guide rib; 9. a shaft seat; 10. a first rotating shaft; 11. a screw; 12. a receiving groove; 13. a threaded sleeve; 14. a first bevel gear; 15. a second rotating shaft; 16. a second bevel gear; 17. a rocker; 18. a horizontal chute; 19. a slide bar; 20. a drive rack; 21. a transmission gear; 22. a gear groove; 23. a third rotating shaft; 24. a rotating shaft hole; 25. adjusting a knob; 26. a threaded hole; 27. a threaded rod; 28. and (5) fastening a knob.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
In addition, an element of the present invention may be said to be "secured to" or "disposed on" another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1 to 4, in an embodiment of the present invention, a head fixing device for neurosurgery includes an installation back plate 1 for fixing with an operating table, a pillow 2 disposed in the middle of the installation back plate 1 for supporting the back of a brain, two sets of support pillars 3 disposed on two sides of the pillow 2, and a clamping cushion 4 disposed on the support pillars 3 for fixing the head from the side, a lifting device for adjusting the height of the clamping cushion 4 is disposed between the support pillars 3 and the installation back plate 1, and an offset device for adjusting the left and right positions of the clamping cushion 4 is disposed between the clamping cushion 4 and the support pillars 3;
when patient carries out the operation and needs fix the head, patient's afterbrain pillow is on bolster 2, and two sets of centre gripping cushions 4 support patient's head both sides respectively, can play the fixed action to patient's head, with the help of elevating gear and biasing means, can adjust the height and the left and right sides position of centre gripping cushion 4, can adjust according to the different head types of patient to reach and let patient most comfortable state.
In an embodiment of the present invention, the lifting device includes a lifting seat 5 fixed on the mounting backboard 1, a lifting groove 6 provided on the lifting seat 5 for the support post 3 to slide, a guide groove 7 vertically provided on an inner wall of the lifting groove 6, and a guide rib 8 slidably fitted with the guide groove 7 and provided on the support post 3;
a lifting adjusting component for controlling the supporting column 3 to slide relative to the lifting seat 5 is arranged between the supporting column 3 and the lifting seat 5;
In another embodiment of the present invention, the lifting adjusting assembly includes a shaft seat 9 fixed inside the lifting groove 6, a first rotating shaft 10 vertically inserted inside the shaft seat 9, a screw rod 11 fixed above the first rotating shaft 10, a storage groove 12 opened at the bottom end of the supporting pillar 3 for storing the screw rod 11, and a threaded sleeve 13 disposed at an opening of the storage groove 12 and engaged with the screw rod 11;
the first rotating shaft 10 and the shaft seat 9 form a rotating structure, and a hand-cranking device for controlling the first rotating shaft 10 to rotate is arranged on the lifting seat 5;
when the hand cranking device controls the first rotating shaft 10 to rotate, the screw 11 fixed above the first rotating shaft 10 rotates along with the first rotating shaft, and due to the matching relationship of the screw 11 and the threaded sleeve 13, the threaded sleeve 13 is lifted upwards or pulled downwards by the rotation of the screw 11, and the supporting column 3 moves along the vertical direction in the lifting groove 6 along with the threaded sleeve, so that the lifting adjusting effect of the supporting column 3 is achieved.
In another embodiment of the present invention, the hand cranking device comprises a first bevel gear 14 fixed at the bottom end of the first rotating shaft 10, a second rotating shaft 15 inserted inside the lifting seat 5, a second bevel gear 16 fixedly sleeved on the surface of the second rotating shaft 15 and engaged with the first bevel gear 14, and a rocker 17 disposed at one end of the second rotating shaft 15;
wherein, the second rotating shaft 15 and the lifting seat 5 form a rotating structure;
due to the meshing relationship between the second bevel gear 16 and the first bevel gear 14, the first rotating shaft 10 can be driven to rotate by rotating the second rotating shaft 15, and the lifting of the supporting column 3 can be controlled by controlling the rotation of the second rotating shaft 15 by means of the rocker 17.
In another embodiment of the present invention, the shifting device includes a horizontal sliding slot 18 opened on the supporting column 3 along the left-right direction, and a sliding rod 19 slidably sleeved inside the horizontal sliding slot 18 and fixed with the clamping cushion 4;
an offset adjusting device for controlling the sliding rod 19 to slide along the supporting column 3 is arranged between the sliding rod 19 and the supporting column 3, and a fastening device for fixing the relative position of the sliding rod 19 and the supporting column 3 is also arranged between the sliding rod 19 and the supporting column 3;
since the clamping cushion 4 is fixed with the slide bar 19, the slide bar 19 can slide in the horizontal sliding groove 18 to adjust the left and right positions of the clamping cushion 4, the slide of the slide bar 19 can be adjusted by means of the offset adjusting device, and the slide bar 19 with the adjusted position can be fixed by means of the fastening device, so that the clamping cushion 4 can be adjusted to a comfortable position which is most suitable for the head shape of a patient.
In another embodiment of the present invention, the offset adjusting device includes a driving rack 20 fixed on the top end of the sliding rod 19, a transmission gear 21 engaged with the driving rack 20, a gear slot 22 provided on the supporting column 3 and connected to the horizontal sliding slot 18 for accommodating the transmission gear 21, a third rotating shaft 23 inserted into the transmission gear 21, a rotating shaft hole 24 provided on the supporting column 3 for rotating the third rotating shaft 23, and an adjusting knob 25 fixed on one end of the third rotating shaft 23;
the transmission gear 21 can be driven to rotate by rotating the adjusting knob 25, and the sliding rod 19 can be pushed to slide in the horizontal sliding groove 18 due to the meshing relationship between the transmission gear 21 and the transmission rack 20, so that the function of adjusting the left and right positions of the clamping cushion 4 is achieved.
In another embodiment of the present invention, the fastening device includes a threaded hole 26 opened on the surface of the supporting column 3 and communicated with the horizontal sliding groove 18, a threaded rod 27 inserted inside the threaded hole 26 and forming a spiral rotation structure with the threaded hole 26, and a fastening knob 28 fixed on one end of the threaded rod 27 far away from the horizontal sliding groove 18;
through the spiral rotating structure of the threaded rod 27 and the threaded hole 26, the depth of the threaded rod 27 inserted into the threaded hole 26 can be controlled by rotating the fastening knob 28, when the threaded rod 27 abuts against the surface of the sliding rod 19, the friction force between the sliding rod 19 and the inner wall of the horizontal sliding groove 18 is increased, so that the sliding of the sliding rod 19 in the horizontal sliding groove 18 is prevented, the fixing effect is achieved, and the clamping cushion 4 is fixed in position.
The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to be changed. However, all changes which come within the scope of the independent claims of the invention are to be embraced therein.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Claims (7)
1. The utility model provides a head fixing device for neurosurgery, is including being used for with fixed installation backplate (1) of operating table, set up pillow (2) that are used for holding the back brain in installation backplate (1) intermediate position, set up in two sets of support columns (3) of pillow (2) both sides and set up in be used for centre gripping cushion (4) of fixed head from the side on support column (3), its characterized in that: the utility model discloses a clamping device, including support column (3), installation backplate (1) is provided with between the support column (3) and is used for adjusting the elevating gear of centre gripping cushion (4) height, centre gripping cushion (4) with be provided with between support column (3) and be used for adjusting the skew device of position about centre gripping cushion (4).
2. The head fixing device for neurosurgery according to claim 1, wherein the lifting device comprises a lifting seat (5) fixed on the mounting backboard (1), a lifting groove (6) opened on the lifting seat (5) for the support column (3) to slide, a guide groove (7) vertically opened on the inner wall of the lifting groove (6), and a guide rib (8) arranged on the support column (3) and slidably sleeved with the guide groove (7);
a lifting adjusting component used for controlling the supporting column (3) to slide relative to the lifting seat (5) is arranged between the supporting column (3) and the lifting seat (5).
3. The head fixing device for neurosurgery according to claim 2, wherein the lifting adjusting component comprises a shaft seat (9) fixed inside the lifting groove (6), a first rotating shaft (10) vertically inserted inside the shaft seat (9), a screw rod (11) fixed above the first rotating shaft (10), a receiving groove (12) arranged at the bottom end of the supporting column (3) for receiving the screw rod (11), and a threaded sleeve (13) arranged at the opening of the receiving groove (12) and matched with the screw rod (11);
the first rotating shaft (10) and the shaft seat (9) form a rotary structure, and a hand cranking device for controlling the first rotating shaft (10) to rotate is arranged on the lifting seat (5).
4. The neurosurgical head fixation device according to claim 3, wherein the hand cranking device comprises a first conical gear (14) fixed at the bottom end of the first rotating shaft (10), a second rotating shaft (15) inserted in the lifting seat (5), a second conical gear (16) fixedly sleeved on the surface of the second rotating shaft (15) and meshed with the first conical gear (14), and a rocker (17) arranged at one end of the second rotating shaft (15);
wherein, the second rotating shaft (15) and the lifting seat (5) form a rotary structure.
5. A head fixation device for neurosurgery according to claim 1, characterized in that said offset means comprises a horizontal sliding groove (18) opened on said support column (3) in the left-right direction, a sliding rod (19) slidably fitted inside said horizontal sliding groove (18) and fixed with said holding cushion (4);
an offset adjusting device used for controlling the sliding rod (19) to slide along the supporting column (3) is arranged between the sliding rod (19) and the supporting column (3), and a fastening device used for fixing the relative position of the sliding rod (19) and the supporting column (3) is further arranged between the sliding rod (19) and the supporting column (3).
6. The head fixing device for neurosurgery according to claim 5, characterized in that the offset adjusting device comprises a transmission rack (20) fixed at the top end of the sliding rod (19), a transmission gear (21) engaged with the transmission rack (20), a gear groove (22) formed in the supporting column (3) and communicated with the horizontal sliding groove (18) to accommodate the transmission gear (21), a third rotating shaft (23) inserted in the transmission gear (21), a rotating shaft hole (24) formed in the supporting column (3) and used for allowing the third rotating shaft (23) to rotate, and an adjusting knob (25) fixed at one end of the third rotating shaft (23).
7. A head fixation device for neurosurgery according to claim 5, characterized in that said fastening means comprise a threaded hole (26) opened on the surface of said supporting column (3) and communicating with said horizontal chute (18), a threaded rod (27) inserted inside said threaded hole (26) and forming a screw rotation structure with said threaded hole (26), and a fastening knob (28) fixed on the end of said threaded rod (27) far from said horizontal chute (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021179504.1U CN213311327U (en) | 2020-06-23 | 2020-06-23 | Head fixing device for neurosurgery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021179504.1U CN213311327U (en) | 2020-06-23 | 2020-06-23 | Head fixing device for neurosurgery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213311327U true CN213311327U (en) | 2021-06-01 |
Family
ID=76081271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021179504.1U Expired - Fee Related CN213311327U (en) | 2020-06-23 | 2020-06-23 | Head fixing device for neurosurgery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213311327U (en) |
-
2020
- 2020-06-23 CN CN202021179504.1U patent/CN213311327U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210601 |