Head airbag fixing device capable of being adjusted in multiple directions
Technical Field
The invention relates to the technical field of medical instruments, in particular to a head airbag fixing device capable of being adjusted in multiple directions.
Background
The artery embolectomy is an effective means for treating acute large vessel occlusion type cerebral apoplexy and is also a fine minimally invasive operation. The diameter of the main artery and branch of the middle cerebral artery is about 1-2mm, the cerebral vessels can be seriously affected by the wriggling of the skull of a patient in the operation, the risk of the operation is increased, and the operation time is prolonged. Therefore, the fixation of the head is important.
In the prior art, when an artery embolectomy operation is performed, a patient lies on an operating table, medical staff fix the head of the patient through a bandage, and an air bag or a sponge pillow is laid at the back neck of the patient to support the head of the patient.
The above operation currently has the following drawbacks:
firstly, medical personnel fix patient's head and sick bed with the bandage, and the bandage drops easily, and is not very firm, and the patient moves easily in the operation head, causes the medical accident, and needs medical personnel to strengthen paying attention to patient's head at any time, increases medical personnel's work load.
Two, when carrying out artery thrombectomy operation, need adjust patient's head according to patient's concrete operating position, if simple lay the gasbag in patient back neck department, its highly is difficult to finely tune, and because the gaseous activity of gasbag, if patient's consciousness is unclear or there is mania, increases the degree of difficulty and the risk of operation.
And meanwhile, because the two sides of the head of the patient are not limited, when DSA angiography is performed, if the head of the patient swings, the operation is easily affected, and the difficulty and risk of the operation are increased.
Disclosure of Invention
The invention aims to provide a head air bag fixing device capable of being adjusted in multiple directions, which can be used for stably placing the head in a head support through a plurality of air cushions in the head support when being matched with medical care personnel for operation, so that the head of a patient is prevented from shaking in the process of operation treatment; and, can finely tune the head angle in the head rest through the different gas filled degree of control air cushion, the demand of head fine setting in the cooperation operation process.
In order to realize the purpose of the invention, the invention adopts the following technical scheme: the utility model provides a head gasbag fixing device that can multidirectionally adjust, includes the head and holds in the palm and can carry out the linkage subassembly of multidirectional regulation, the head holds in the palm and passes through the linkage subassembly sets up the tip at the operation table, be equipped with the clamping subassembly on the head holds in the palm, the clamping subassembly includes a plurality of air cushions, the air cushion includes the base and can takes place the gasbag of deformation according to the atmospheric pressure size, the gasbag is fixed on the base, a plurality of mounting grooves have been seted up on the medial surface that the head of patient is used for placing in the head holds in the palm to the head, the base is located in the head holds in the palm, the gasbag exposes outside the medial surface that holds in the palm at the head through the mounting groove, the clamping subassembly still includes the breather.
Compared with the prior art, the head airbag fixing device adopting the technical scheme and capable of being adjusted in multiple directions has the following beneficial effects:
first, the present invention replaces the conventional pillow or air bag with a head rest, allowing the patient's head to assume a plurality of angles, facilitating surgery and multi-angle angiography.
Secondly, after the head of the patient is placed on the head support, medical staff can support the head of the patient by adjusting the air cushion on the head support, and the head of the patient is prevented from shaking in the process of surgical treatment to influence the treatment effect.
Third, through the multi-direction adjustable head airbag fixing device, medical staff can finely adjust the head angle in the head support by controlling different inflation degrees of the air cushion, and the requirements of fine adjustment of the head in the operation process are met.
Preferably, be equipped with the mounting that is used for fixed patient's forehead portion on the head rest, the mounting includes mount and the cushion that the arc set up, the cushion cladding is on the mount, the rotatable side of fixing at the head rest of one end of mount, the opposite side that sets up at the head rest can be dismantled to the other end of mount, and patient's head is placed back in the head rest, the mounting passes through both ends knot and establishes the forehead portion at the patient, the cushion on the mount contacts with the skin of patient's forehead portion.
The fixing piece fully fixes the head of the patient, and the head of the patient is prevented from being excessively lifted in the process of inflating the air cushion.
Preferably, two air bags are arranged in the air cushion, each air bag comprises an upper air bag and a lower air bag, the air cushion is arranged in a strip shape, the two air bags are respectively arranged at two ends of the air cushion, the air cushion is vertically arranged on the inner side surface of the head support, and the upper air bag and the lower air bag are respectively contacted with the upper periphery and the lower periphery of the head of the patient; the upper air bag is communicated with the upper air bags in the adjacent air cushions through the vent pipes, and the lower air bags are communicated with the lower air bags in the adjacent air cushions through the vent pipes; the clamping component also comprises an air valve, and a vent pipe which is communicated with the upper air bag and the lower air bag is connected with the same air pump through the air valve.
From the upper and lower both ends of patient's head, fix patient's head from many positions, under the cooperation of mounting, guarantee that patient's head can be fully fixed.
Preferably, the linkage assembly comprises a second fixed end, a first fixed end, a telescopic rod and a connecting plate which are connected in sequence;
-said second fixation end is arranged at an end of the operating bed, said second fixation end being rotatable in a horizontal direction with respect to the operating bed;
one end of the first fixed end is rotatably connected to the second fixed end, the first fixed end rotates in a vertical direction, and the other end of the first fixed end is provided with a through groove for connecting a telescopic rod;
one end of the telescopic rod is inserted into the through slot of the first fixed end, and the other end of the telescopic rod is connected with a connecting plate;
-the connecting plate is fixed at the end of the telescopic link far away from the first fixed end, the connecting plate is an arc-shaped arrangement, a slider is arranged on the inner arc surface of the connecting plate, a sliding groove is arranged at the bottom of the outer side of the head support, the length direction of the sliding groove is perpendicular to the length direction of the telescopic link, the connecting plate is arranged at the bottom of the head support through the slider and the sliding groove, the slider slides in the sliding groove, an anti-falling block for preventing the slider from falling off from the sliding groove is arranged at the top of the slider, and the thickness of the anti-falling block is larger.
Head holds in the palm through the connection of first stiff end in proper order, second stiff end, telescopic link and connecting plate, guarantees that the head holds in the palm and can carry out the omnidirectional rotation of multi-angle relative operation table, and the patient lies behind on the operation table, prevents the head in the head holds in the palm, and medical personnel can adjust the head to each angle according to actual operation or clinical demand conveniently fast, need not the patient and control neck muscle by oneself and adjust, improve operating efficiency and patient's treatment and experience.
Preferably, the head support device further comprises a clamping block and a first knob, a slot is formed in the inner arc surface of the connecting plate, which is in contact with the head support, a through hole is formed in the bottom of the slot, the clamping block is located in the slot, the first knob penetrates through the through hole and is connected to the bottom of the clamping block, and the first knob can rotate relative to the clamping block;
a plurality of clamping grooves are formed in the bottom of the outer side of the head support, the clamping grooves are uniformly arranged along the length direction of the sliding groove, the inner portion of the through hole is in threaded fit with the outer wall of the first knob, and the clamping blocks can be far away from or close to the clamping grooves under the control of the first knob.
The medical staff controls the first knob below the connecting plate by one hand and adjusts the distance between the clamping block and the clamping groove, so that the head support can rotate relative to the connecting plate or the head support is fixed on the connecting plate; the other hand grasps and holds the head support, adjusts the head support to a proper position, and then screws the first knob to fix the head support. Medical personnel just can operate through one hand, and the simple operation is quick.
Preferably, the device further comprises a first adjusting mechanism for adjusting the rotation angle between the first fixing end and the second fixing end; first adjustment mechanism is including adjusting regulating wheel and the fixing base that pole, gear form set up, the one end of adjusting the pole with the bottom of connecting plate is articulated, the surface of adjusting the pole other end is equipped with the rack, the fixing base is fixed on the bottom or the bottom surface of operation table, be equipped with the rocker cover on the fixing base, the rocker cover with the fixing base is articulated, be equipped with the through-hole on the rocker cover, the rotatable setting of regulating wheel is in the through-hole, the one end of adjusting the pole and being equipped with the rack passes the through-hole setting, adjust the rack on the pole with the regulating wheel meshes mutually.
Through adjusting mutually supporting of pole and regulating wheel, can control the head and hold in the palm the angle change that carries out in vertical direction, further can play the effect that supports the head and hold in the palm, guarantee the stability of head support when the multi-angle changes the adjustment.
Preferably, the rocking bar device further comprises an adjusting handle, the adjusting handle is arranged on the outer side of the rocking bar sleeve, one end of the adjusting handle penetrates through the rocking bar sleeve and is fixed with the adjusting wheel, and the adjusting handle drives the adjusting wheel in the rocking bar sleeve to rotate when rotating relative to the rocking bar sleeve.
Preferably, the surgical bed further comprises a second adjusting mechanism for adjusting the distance between the first fixing end and the head support, the second adjusting mechanism comprises a second knob and a limiting part connected to the second knob, the second knob is arranged on one side, back to the bed surface of the surgical bed, of the first fixing end, and the limiting part is arranged inside the second fixing end; the telescopic rod is provided with a plurality of limit grooves which are uniformly arranged, the end part of the limiting part can be clamped into the limit grooves under the driving of the second knob, and the telescopic rod is limited from moving relative to the first fixed end.
Drawings
FIG. 1 is a schematic structural view of an embodiment of a multi-directionally adjustable head airbag attachment apparatus of the present invention.
FIG. 2 is a schematic view of another angle of the multi-directional adjustable head airbag fixing device of the embodiment.
Fig. 3 is an enlarged schematic view of a portion a of fig. 1.
Fig. 4 is an enlarged schematic view of fig. 2 at B.
FIG. 5 is a side view of an embodiment of a multi-directionally adjustable head airbag retainer.
Fig. 6 is a schematic structural view of the head rest and the adjusting mechanism in the embodiment.
Fig. 7 is a schematic structural view of the head rest and the fixing member in the embodiment.
Fig. 8 is a schematic structural view of the head rest in the embodiment.
Figure 9 is a schematic structural view of a clamping assembly in an embodiment.
Fig. 10 is a sectional view of the air cushion in the embodiment.
Fig. 11 is a schematic structural view of the head rest fixed on the operating bed in the embodiment.
FIG. 12 is a top view of an embodiment of a multi-directionally adjustable head airbag retainer.
Fig. 13 is a sectional view of the first fixing end in the embodiment.
Fig. 14 is a schematic structural view of the head rest and the connecting plate in the embodiment.
Fig. 15 is an exploded view of the head rest and the connecting plate in the embodiment.
Fig. 16 is a schematic structural view of the bottom of the headrest in the embodiment.
FIG. 17 is a schematic structural diagram of a latch and a first knob according to an embodiment.
FIG. 18 is a schematic structural diagram of the connection plate, the first fixing end and the second fixing end in the embodiment.
Reference numerals: 1. a head rest; 11. a first fixed end; 110. a second knob; 111. a limiting member; 12. a telescopic rod; 120, a limiting groove; 16. a chute; 17. a card slot; 18. mounting grooves; 3. an operating bed; 30. a second fixed end; 33. a third knob; 40. adjusting a rod; 400. a rack; 41. an adjusting handle; 42. a fixed seat; 43. a rocker sleeve; 44. an adjustment wheel; 5. a connecting plate; 51. a slider; 52. an anti-drop block; 53. grooving; 54. a through hole; 6. a bit block; 61. a first knob; 7. a clamping assembly; 71. an air cushion; 711. a base; 712. an upper air bag; 713. a lower air bag; 72. a breather pipe; 73. an air valve; 8. a fixing member; 81. a fixed mount; 82. a cushion pad.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 18, the airbag head fixing device includes a head support 1 and a linkage assembly capable of multi-directionally adjusting, the head support 1 is disposed at an end of an operating bed 3 through the linkage assembly, a clamping assembly 7 is disposed on the head support 1, the structure of the clamping assembly 7 is shown in fig. 9, the clamping assembly 7 includes a plurality of air cushions 71, each air cushion 71 includes a base 711 and an airbag capable of deforming according to air pressure, and the airbag is fixed on the base 711.
As shown in fig. 8, the head support 1 has a plurality of mounting grooves 18 on the inner side for placing the head of the patient, the base 711 is located in the head support 1, the air bag on the air cushion 71 is exposed out of the inner side of the head support 1 through the mounting grooves 18, the clamping assembly 7 further includes an air tube 72 and an air pump (not shown in the drawings) for inflating and deflating the air bag, and the air bags in the air cushion 71 are communicated with each other through the air tube 72. Medical personnel can inflate and deflate the gasbag through controlling the air pump for adjust the size of gasbag, play the purpose that adapts to different size heads.
As shown in fig. 10, two air bags are arranged in the air cushion 71, the air bags include an upper air bag 712 and a lower air bag 713, the air cushion 71 is arranged in a strip shape, the two air bags are respectively arranged at two ends of the air cushion 71, the air cushion 71 is vertically arranged on the inner side surface of the head support 1, and the upper air bag 712 and the lower air bag 713 are respectively contacted with the upper periphery and the lower periphery of the head of the patient. The upper air bag 712 is communicated with the upper air bag 712 in the adjacent air cushion 71 through the vent pipe 72, and the lower air bag 713 is communicated with the lower air bag 713 in the adjacent air cushion 71 through the vent pipe 72; the clamping assembly 7 further comprises an air valve 73, and an air pipe 72 connecting the upper air bag 712 and the lower air bag 713 is connected with the same air pump through the air valve 73, so as to form a connection schematic diagram shown in fig. 9, wherein the connection schematic diagram is formed by only connecting three air cushions 71, and the number of the actually connected air cushions 71 is determined according to production requirements. From the upper and lower both ends of patient's head, fix patient's head from many positions, under the cooperation of mounting 8, guarantee that patient's head can be fully fixed.
As shown in fig. 7 and fig. 15, the fixing member 8 for fixing the forehead of the patient is arranged on the head support 1, the fixing member 8 includes a fixing frame 81 and a buffer pad 82 which are arranged in an arc shape, the buffer pad 82 is coated on the fixing frame 81, one end of the fixing frame 81 is rotatably fixed on the side of the head support 1, the other end of the fixing frame 81 is detachably arranged on the other side of the head support 1, after the head of the patient is placed in the head support 1, the fixing member 8 is buckled on the forehead of the patient through two ends, and the buffer pad 82 on the fixing frame 81 is in contact with the skin of. The fixing member 8 sufficiently fixes the head of the patient to prevent the head of the patient from being excessively lifted during the inflation of the air cushion 71.
In this embodiment, the linkage assembly of the multi-direction adjustable head airbag fixing device comprises a second fixed end 30, a first fixed end 11, a telescopic rod 12 and a connecting plate 5 which are connected in sequence, wherein the head support 1 is connected to the connecting plate 5, in this embodiment, the head support 1 can rotate relative to the operating table 3 in multiple angles, and the multiple angles are described as follows:
the direction a:
one end of the first fixing end 11 is rotatably connected to the second fixing end 30, the first fixing end 11 rotates in the vertical direction, and the rotation swing direction of the head rest 1 under the connection rotation between the first fixing end 11 and the second fixing end 30 is the direction a in fig. 5.
In order to fix the position of the head rest 1 in the direction a, a first adjusting mechanism for adjusting the rotation angle between the first fixing end 11 and the second fixing end 30 is provided on the connecting plate 5 under the head rest 1. As shown in fig. 5 and 6, the first adjusting mechanism includes an adjusting rod 40, an adjusting wheel 44 and a fixing seat 42, the adjusting rod 40 is in a gear-shaped arrangement, one end of the adjusting rod 40 is hinged to the bottom of the connecting plate 5, a rack 400 is arranged on the surface of the other end of the adjusting rod 40, the fixing seat 42 is fixed to the bottom or the bottom surface of the operating bed 3, the fixing seat 42 is provided with a rocker sleeve 43, the rocker sleeve 43 is hinged to the fixing seat 42, the rocker sleeve 43 is provided with a through hole 54, the adjusting wheel 44 is rotatably arranged in the through hole 54, one end of the adjusting rod 40, which is provided with the rack 400, penetrates through the through hole 54, and. In addition, in order to facilitate the rotation of the adjusting wheel 44, an adjusting handle 41 is arranged on the outer side of the rocker sleeve 43, the adjusting handle 41 penetrates through the rocker sleeve 43 and is fixed with the adjusting wheel 44, and when the adjusting handle 41 rotates relative to the rocker sleeve 43, the adjusting wheel 44 in the rocker sleeve 43 is driven to rotate.
As shown in fig. 6, the internal structure of the rocker sleeve 43 can be seen, and the medical staff can drive the adjusting wheel 44 directly by holding the adjusting handle 41 with hands and rotating the adjusting handle 41, and move the adjusting rod 40 up and down through the meshed relation, so as to adjust and fix the movement of the head support 1 in the direction a.
The direction b:
the second fixing end 30 is provided at an end portion of the operating bed 3, and the second fixing end 30 is capable of rotating in a horizontal direction with respect to the operating bed 3, and in this embodiment, a direction in which the head rest 1 swings and rotates on the horizontal plane is a direction b in fig. 12.
As shown in fig. 11, a connecting member 31 is disposed on the second fixing end 30, the first fixing end 11 is rotatably disposed on the connecting member 31, a fixing groove 32 for fixing the second fixing end 30 is disposed on the operating bed 3, and the second fixing end 30 and the fixing groove 32 are controllably connected by a third knob 33; the movement of the head rest 1 in the direction b can be adjusted by the third knob 33, and the base of the first adjustment mechanism can rotate relative to the ground or bed surface, adapting to the rotation of the head rest 1 in the direction b.
The direction c is as follows:
the end of the first fixed end 11 far away from the second fixed end 30 is provided with a through groove (not shown in the figure) for connecting the telescopic rod 12, one end of the telescopic rod 12 is inserted into the through groove of the first fixed end 11, the other end of the telescopic rod 12 is connected to the connecting plate 5, the head support 1 fixed on the connecting plate 5 moves along the length direction of the telescopic rod 12 under the control of the telescopic rod 12, the medical staff can adjust the distance between the head support 1 and the operating bed 3, and the direction in which the head support 1 moves under the control of the telescopic rod 12 is the direction c in fig. 12.
A second adjusting mechanism for adjusting the length of the telescopic rod 12 is arranged on the second fixing end 30, as shown in fig. 11 and 12, the second adjusting mechanism includes a second knob 110 and a limiting member 111 connected to the second knob 110, the second knob 110 is arranged on one side of the first fixing end 11, which faces away from the bed surface of the operating bed 3, and the limiting member 111 is arranged inside the second fixing end 30; a plurality of limit grooves are uniformly arranged on the telescopic rod 12, and the end of the limit part 111 can be clamped into the limit groove under the driving of the second knob 110 to limit the telescopic rod 12 to move relative to the first fixed end 11.
The second knob 110 is rotated to make the end of the limiting member 111 release from the limiting groove, and the length of the telescopic rod 12 can be adjusted at will without being limited by the limiting member 111; after the telescopic rod 12 is adjusted to the proper length, the limiting part is controlled to be clamped into the corresponding limiting groove through the second knob 110, the telescopic rod 12 is fixed, and the telescopic rod 12 is guaranteed not to be changed at will in the using process.
The direction d:
one end of the telescopic rod 12, which is far away from the first fixed end 11, is connected to the connecting plate 5, as shown in fig. 15, 16 and 17, the connecting plate 5 is arranged in an arc shape, a sliding block 51 is arranged on an inner arc surface of the connecting plate 5, a sliding groove 16 is arranged at the bottom of the outer side of the head support 1, and the length direction of the sliding groove 16 is perpendicular to the length direction of the telescopic rod 12. The link plate 5 is provided at the bottom of the head rest 1 via a slider 51 and a slide groove 16, and the slider 51 slides in the slide groove 16. In order to prevent the head rest 1 and the link plate 5 from being separated from each other, as shown in fig. 16, a retaining block 52 is provided at an end of the slider 51, and the thickness of the retaining block 52 is larger than that of the slider 51.
The bottom of the outer side of the head support 1 is provided with a plurality of clamping grooves 17, the clamping grooves 17 are uniformly arranged along the length direction of the sliding groove 16, the inner arc surface of the connecting plate 5 contacting with the head support 1 is provided with a notch 53, a clamping block 6 is arranged in the notch 53, and the clamping block 6 can be matched with the clamping grooves 17 uniformly arranged to fix the head support 1 on the connecting plate 5 at a specific angle. The bottom of screens piece 6 is equipped with first knob 61, and first knob 61 can take place rotatoryly relative to screens piece 6, and screens piece 6 is located fluting 53, and the one end of first knob 61 is fixed on screens piece 6, and the other end passes through-hole 54 and exposes in the outside of connecting plate 5, and screw-thread fit is passed through with the outer wall of first knob 61 in the inside of through-hole 54, and the draw-in groove 17 can be kept away from or be close to the fixture block under the control of first knob 61.
The medical staff controls the first knob 61 below the connecting plate 5 by one hand and adjusts the distance between the clamping block and the clamping groove 17, so that the head support 1 can rotate relative to the connecting plate 5, or the head support 1 is fixed on the connecting plate 5; the other hand grasps and holds the head rest 1, adjusts the head rest 1 to a proper position, and then tightens the first knob 61 to fix the head rest 1.
In order to ensure the connection strength between the connection plate 5 and the head support 1 and ensure that the head support 1 does not shake when being fixed, as shown in fig. 16, the slot 17 on the outer side of the head support 1 is a strip-shaped slot 17, the length direction of the strip-shaped slot 17 is perpendicular to the length direction of the sliding groove 16, correspondingly, the clamping block 6 is also arranged in a strip shape, and a plurality of strip-shaped clamping blocks 6 are arranged in the groove 53 and are adjacent to each other. As shown in fig. 17 and 18, the spacing width between the blocking blocks 6 is the same as the spacing width between the slots 17, when the first knob 61 is screwed down, the plurality of blocking blocks 6 are simultaneously blocked in the corresponding slots 17, so that the connection strength between the blocking blocks and the slots 17 is ensured, and the head rest 1 is ensured not to rotate relative to the connecting plate 5; with the above structure and adjustment, the head rest 1 can be twisted in the direction d as shown by the arrow in fig. 14.
In addition, in order to ensure the stable connection between the connecting plate 5 and the head rest 1, two sliding blocks 51 are arranged on the connecting plate 5, two sliding grooves 16 are arranged on the outer side of the head rest 1, the two sliding blocks 51 are respectively arranged on two sides of a groove 53 formed in the connecting plate 5, the sliding blocks 51 are respectively arranged on two sides of the groove 53, the sliding grooves 16 are arranged in parallel, and the two sliding grooves 16 are respectively arranged on two sides of a clamping groove 17.
Through the joint control of linkage subassembly and a plurality of dispensing mechanisms, medical personnel can be through the regulation on direction a, direction b, direction c and/or direction d, with head rest 1 control at arbitrary required angle to guarantee the best treatment.
In addition, in order to ensure that the head of the patient can be stably placed on the head support 1 and the head can accurately follow the rotation of the head support 1, as shown in fig. 15, a bandage 15 is arranged on the head support 1, after the head of the patient is placed on the head support 1, the bandage 15 bypasses the forehead of the patient, and the two ends of the bandage are fixed on the head support 1, so that the purpose of fixing the head of the patient is achieved.
Because the size of the head of everybody between the patient is different, place back in the head rest 1 of same specification, take place easily and rock, can cause the influence to the treatment equally, place back on head rest 1 in order to guarantee that patient's head, can not send out and rock, be used for placing on the head rest 1 the medial surface of patient's head and be equipped with filling pad 100, filling pad 100 is located the position of patient's head both sides ear upper portion and the contact of 1 medial surface of head rest, and simultaneously, in order to adapt to the head of equidimension not, filling pad 100 adopts soft elastic material, like the sponge, latex or rubber etc.
The foregoing is a preferred embodiment of the present invention, and it will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit of the invention, and these should be considered to be within the scope of the invention.