CN217660184U - Head fixing mechanism and surgical equipment - Google Patents

Abstract

The application provides a head fixing mechanism and surgical equipment, relates to medical instrument technical field. Head fixed establishment includes headrest, mount, pivot, first mounting, second mounting and adjusting part, the headrest is located on the mount, the pivot is worn to locate in the mount, first mounting with the second mounting respectively with the pivot is connected, adjusting part includes first connecting piece, second connecting piece, connecting axle and transmission shaft, first connecting piece with the second connecting piece passes through the connecting axle is connected, first connecting piece with the second connecting piece is all located in the pivot, the transmission shaft with the connecting axle is connected. The surgical device includes the head fixation mechanism. The utility model provides a head fixing mechanism can adjust according to patient's actual conditions first mounting with interval between the second mounting to adapt to the patient of different situation, thereby improve the fixed stability of patient's head.

Description

Head fixing mechanism and surgical equipment

Technical Field

The application relates to the technical field of medical equipment, in particular to a head fixing mechanism and surgical equipment.

Background

When the patient carries out oral operation, for guaranteeing going on smoothly of operation, need fix patient's head, at present, current head fixing device can only be simple fix the head, can't make the adjustment to different patient's particular case, and it is relatively poor to lead to the fixed effect of head, brings the risk of certain degree for the operation.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the application provides a head fixing mechanism and surgical equipment.

The application provides the following technical scheme:

a head fixing mechanism comprises a headrest, a fixing frame, a rotating shaft, a first fixing piece, a second fixing piece and an adjusting assembly, wherein the headrest is arranged on the fixing frame, the rotating shaft penetrates through the fixing frame, the first fixing piece and the second fixing piece are respectively connected with the rotating shaft and are respectively positioned on two sides of the headrest, the headrest is used for bearing the head of a patient, and the first fixing piece and the second fixing piece are matched to fix the head of the patient on the headrest; the adjusting part comprises a first connecting piece, a second connecting piece, a connecting shaft and a transmission shaft, wherein the first connecting piece is connected with the second connecting piece through the connecting shaft, the first connecting piece is kept away from one end of the connecting shaft is arranged in the rotating shaft and is positioned at one side of the fixing frame, the second fixing piece is kept away from one side of the fixing frame, the transmission shaft is connected with the connecting shaft, and the transmission shaft is used for driving the connecting shaft to rotate so as to adjust the distance between the first fixing piece and the second fixing piece.

In a possible implementation manner, two ends of the connecting shaft are respectively provided with external threads with opposite rotation directions, the inner walls of the first connecting piece and the second connecting piece are respectively provided with corresponding internal threads, and the connecting shaft is respectively connected with the first connecting piece and the second connecting piece in a screwing manner through threads.

In a possible implementation manner, the rotating shaft is sleeved with a first spring and a second spring, the first spring is arranged between the first fixing piece and the fixing frame, and the second spring is arranged between the second fixing piece and the fixing frame.

In one possible embodiment, a positioning member is provided at an end of the rotating shaft.

In a possible implementation manner, a rack is arranged on the rotating shaft, and a pull rod is arranged in the fixed frame and is matched with the rack to limit the rotation of the rotating shaft.

In a possible implementation manner, sliding grooves are formed in the first fixing piece and the second fixing piece.

In a possible implementation manner, fixing blocks are arranged on the first fixing piece and the second fixing piece respectively.

In a possible implementation manner, the head fixing mechanism further includes a limiting member, the connecting shaft is disposed in the fixing frame, and the connecting shaft is connected to the fixing frame through the limiting member.

In a possible implementation manner, the head fixing mechanism further comprises a fixing arm and a tooth supporting arm, the fixing arm is connected with the fixing frame, and one end, far away from the fixing frame, of the fixing arm is connected with the tooth supporting arm.

In a second aspect, the present application further provides a surgical device, which includes a treatment couch, a surgical robot, and the head fixing mechanism.

Compared with the prior art, the beneficial effects of the application are that:

this embodiment head fixed establishment, through inciting somebody to action the headrest is located on the mount, the pivot is worn to locate in the mount, first mounting with the second mounting passes through the pivot is located respectively the both sides of headrest, first mounting with the cooperation of second mounting to be fixed in patient's head on the headrest, and pass through the transmission shaft drives the connecting axle rotates, the connecting axle drives first connecting piece with the second connecting piece is in remove in the pivot, so that first mounting with the second mounting is in remove in the pivot, thereby adjust first mounting with interval between the second mounting. The utility model provides a head fixing mechanism can adjust according to different patients 'actual conditions first mounting with interval between the second mounting to adapt to the patient of different situation, thereby improve the fixed stability of patient's head.

In order to make the aforementioned objects, features and advantages of the present application more apparent and understandable, preferred embodiments are described below in detail in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 illustrates a schematic structural view of a head fixation mechanism according to an embodiment of the present application;

FIG. 2 illustrates a partially exploded view of a head fixation mechanism according to an embodiment of the present application;

FIG. 3 illustrates a schematic structural diagram of an adjustment assembly according to an embodiment of the present application;

FIG. 4 is a schematic view of another angle of the head fixation mechanism of an embodiment of the present application;

fig. 5 is a schematic structural diagram of a fixing frame, an elevation member and a connecting head according to an embodiment of the present application.

Description of the main element symbols:

100-a head fixation mechanism; 110-a head rest; 120-a fixed mount; 130-a rotating shaft; 131-a positioning member; 132-a first spring; 133-a second spring; 140-a first fixture; 150-a second fixture; 151-fixing block; 152-a chute; 210-a first connector; 220-a second connector; 230-a connecting shaft; 231-a limiting member; 240-a drive shaft; 310-a rack; 320-a pull rod; 400-a fixed arm; 410-a tooth supporting arm; 500-height adjustment piece; 510-a knob; 600-connecting head.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and encompass, for example, both fixed and removable connections or integral parts thereof; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Example one

Referring to fig. 1 to 3, a head fixing mechanism 100 is provided according to an embodiment of the present disclosure. The head fixing mechanism 100 is used for fixing the head of a patient in an operation, so that the head of the patient is prevented from shaking in the operation process, and the smooth operation of the operation is ensured.

Referring to fig. 1 to 2, the head fixing mechanism 100 includes a headrest 110, a fixing frame 120, a rotating shaft 130, a first fixing member 140, a second fixing member 150 and an adjusting assembly, the headrest 110 is disposed on the fixing frame 120, the rotating shaft 130 penetrates the fixing frame 120, the first fixing member 140 and the second fixing member 150 are respectively connected to the rotating shaft 130 and respectively located at two sides of the fixing frame 120, the headrest 110 is used for bearing the head of a patient, and the first fixing member 140 and the second fixing member 150 are matched to fix the head of the patient on the headrest 110.

The adjusting assembly comprises a first connecting piece 210, a second connecting piece 220, a connecting shaft 230 and a transmission shaft 240, wherein the first connecting piece 210 is connected with the second connecting piece 220 through the connecting shaft 230, one end of the first connecting piece 210, which is far away from the connecting shaft 230, is arranged on the rotating shaft 130 and is positioned on one side, which is far away from the fixed frame 120, of the first fixing piece 140, one end of the second connecting piece 220, which is far away from the connecting shaft 230, is arranged on the rotating shaft 130 and is positioned on one side, which is far away from the fixed frame 120, of the second fixing piece 150, the transmission shaft 240 is connected with the connecting shaft 230, and the transmission shaft 240 is used for driving the connecting shaft 230 to rotate so as to adjust the distance between the first fixing piece 140 and the second fixing piece 150.

In some embodiments, the headrest 110 is connected to the fixing frame 120 through a connecting pin, a through hole is formed in the headrest 110, a fixing hole corresponding to the through hole is formed in the top of the fixing frame 120, and the connecting pin passes through the through hole and is disposed in the fixing hole, so that the headrest 110 is fixedly connected to the top of the fixing frame 120.

The shape of the headrest 110 is adapted to the shape of the head of the patient so that the head of the patient is fixed to the headrest 110.

The fixing frame 120 is provided with a connecting hole, and the rotating shaft 130 is inserted into the connecting hole, so that the rotating shaft 130 is connected with the fixing frame 120.

In some embodiments, two positioning members 131 are disposed at two ends of the rotating shaft 130, and the positioning members 131 are used to prevent the first fixing member 140 and the first connecting member 210, or the second fixing member 150 and the second connecting member 220 from sliding out of the rotating shaft 130.

The positioning element 131 close to the first fixing element 140 is a first positioning element, and the positioning element 131 close to the second fixing element 150 is a second positioning element.

In some embodiments, the first fixing member 140 and the second fixing member 150 are both provided with a sliding groove 152, the rotating shaft 130 is simultaneously inserted into the sliding grooves 152 of the first fixing member 140 and the second fixing member 150, and the rotating shaft 130 can move in the sliding groove 152 along the extending direction of the sliding groove 152.

Referring to fig. 3, a spring and a plurality of fixing plates are disposed on the rotating shaft 130, the spring includes a first spring 132 and a second spring 133, the first spring 132 and the second spring 133 are both sleeved on the rotating shaft 130, the first spring 132 is located between the first fixing member 140 and the fixing frame 120, the second spring 133 is located between the second fixing member 150 and the fixing frame 120, and both ends of the first spring 132 and the second spring 133 are connected to the fixing plates.

The first spring 132 presses the fixing plate connected thereto against one side of the first fixing element 140 close to the fixing frame 120 through an elastic force, so that the first fixing element 140 pushes the first connecting element 210 against the first positioning element. Similarly, the second spring 133 presses the fixing plate connected thereto against one side of the second fixing member 150 close to the fixing frame 120 through elastic force, so that the second fixing member 150 pushes the second connecting member 220 to press against the second positioning member.

In some embodiments, the first fixing member 140 and the second fixing member 150 are respectively provided with a fixing block 151, the fixing block 151 disposed on the first fixing member 140 is a first fixing block, and the fixing block 151 disposed on the second fixing member 150 is a second fixing block. The first fixing block and the second fixing block are connected to the first fixing member 140 and the second fixing member 150, respectively, by bolt structures.

The first fixing block and the second fixing block can respectively support against two sides of the head of the patient, so that the head of the patient is fixed on the headrest 110. The distance between the first fixing block and the second fixing block is the minimum distance between the first fixing member 140 and the second fixing member 150.

The fixing block 151 is made of rubber, and the first fixing member 140 or the second fixing member 150 can be prevented from directly contacting with the head of the patient due to the arrangement of the fixing block 151, so that the use experience of the patient when the head of the patient is fixed by the first fixing member 140 and the second fixing member 150 is improved.

In some embodiments, the two ends of the connecting shaft 230 are respectively provided with external threads with opposite rotation directions, the inner walls of the first connecting piece 210 and the second connecting piece 220 are respectively provided with corresponding internal threads, and the connecting shaft 230 is screwed with the first connecting piece 210 and the second connecting piece 220. The transmission shaft 240 can penetrate through the connection shaft 230, the transmission shaft 240 drives the connection shaft 230 to rotate by rotating the transmission shaft 240, the connection shaft 230 drives the first connecting piece 210 and the second connecting piece 220 to rotate, and the first connecting piece 210 and the second connecting piece 220 move on the connection shaft 230 in opposite directions due to opposite threads of the first connecting piece 210 and the second connecting piece 220 screwed with the connection shaft 230, so that the first connecting piece 210 and the second connecting piece 220 move on the rotation shaft 130 in opposite directions.

When the transmission shaft 240 is driven to rotate in the clockwise direction, the distance between the first connecting piece 210 and the second connecting piece 220 on the rotating shaft 130 is gradually reduced, and the first connecting piece 210 and the second connecting piece 220 respectively drive the first fixing piece 140 and the second fixing piece 150 to move oppositely on the rotating shaft 130, so that the distance between the first fixing piece 140 and the second fixing piece 150 can be gradually reduced.

When the first connecting element 210 and the second connecting element 220 move in opposite directions, the first connecting element 210 drives the first fixing element 140 to move so as to extrude the first spring 132, the first spring 132 and the first connecting element 210 cooperate to ensure that the first fixing element 140 is fixed on the rotating shaft 130, and similarly, the second spring 133 and the second connecting element 220 cooperate to ensure that the second fixing element 150 is fixed on the rotating shaft 130.

When the transmission shaft 240 is driven to rotate in the counterclockwise direction, the distance between the first connecting member 210 and the second connecting member 220 on the rotating shaft 130 is gradually increased, and the first connecting member 210 and the second connecting member 220 respectively drive the first fixing member 140 and the second fixing member 150 to move back and forth on the rotating shaft 130, so that the distance between the first fixing member 140 and the second fixing member 150 can be gradually increased.

In some embodiments, a rack 310 is sleeved on the rotating shaft 130, a pull rod 320 is disposed in the fixing frame 120, and the pull rod 320 is engaged with the rack 310 to limit the rotation of the rotating shaft 130.

The pull rod 320 is movably connected with the fixed frame 120, and the pull rod 320 is provided with teeth, and when the pull rod 320 is arranged in the fixed frame 120, the teeth are matched with the tooth grooves on the rack 310 to limit the rotation of the rotating shaft 130. When the pull rod 320 is taken out of the fixing frame 120, the teeth are separated from the tooth grooves, the rotating shaft 130 can rotate in the sliding groove 152, and the first fixing member 140 and the second fixing member 150 can be matched with the rotating shaft 130 through the sliding groove 152 and rotate along the circumferential direction of the rotating shaft 130.

In some embodiments, the connecting shaft 230 is disposed in the fixing frame 120, a limiting member 231 is disposed between the connecting shaft 230 and the fixing frame 120, the connecting shaft 230 is connected to the fixing frame 120 through the limiting member 231, and the limiting member 231 is matched with the connecting shaft 230, so that the rotation of the connecting shaft 230 is not affected.

In the head fixing mechanism 100 of this embodiment, the headrest 110 is disposed on the fixing frame 120, the rotating shaft 130 is disposed in the fixing frame 120 in a penetrating manner, the first fixing member 140 and the second fixing member 150 are disposed on two sides of the headrest 110 respectively through the rotating shaft 130, the first fixing member 140 is matched with the second fixing member 150 to fix the head of the patient on the headrest 110, and the transmission shaft 240 drives the connecting shaft 230 to rotate, the connecting shaft 230 drives the first connecting member 210 and the second connecting member 220 to move on the rotating shaft 130, so that the first fixing member 140 and the second fixing member 150 move on the rotating shaft 130, and thus the distance between the first fixing member 140 and the second fixing member 150 is adjusted. The head fixing mechanism 100 of the present application can adjust the distance between the first fixing member 140 and the second fixing member 150 according to the actual conditions of different patients, so as to adapt to the patients with different conditions, thereby improving the stability of the head fixation of the patients.

Example two

Referring to fig. 4 and 5, a head fixing mechanism 100 for fixing a head of a patient during an operation is provided in the present embodiment. The present embodiment is an improvement on the technology of the first embodiment, and compared with the first embodiment, the difference is that:

head fixed establishment 100 still includes fixed arm 400 and props tooth arm 410, fixed arm 400 through the fixed axle with mount 120 is connected, fixed arm 400 keeps away from mount 120 one end with prop tooth arm 410 and connect, prop tooth arm 410 and be used for guaranteeing that patient's oral cavity is in the state of opening to in going on smoothly of operation, be fixed in and be used for supporting prop tooth arm 410 work.

In some embodiments, the fixing arm 400 is provided with an adjusting groove, the fixing shaft connected to the fixing frame 120 is disposed in the adjusting groove, one end of the fixing shaft away from the fixing frame 120 is provided with an adjusting member, the adjusting member is used for adjusting the position of the fixing shaft disposed in the adjusting groove and the rotation angle of the fixing arm 400 along the circumferential direction of the fixing shaft, so as to adjust the height and the rotation angle of the tooth supporting arm 410, so that the tooth supporting arm 410 can adapt to different patients.

In some embodiments, the lower end of the fixing frame 120 is provided with an elevation member 500 and a connector 600, one end of the elevation member 500 is connected to the fixing member through a first mounting shaft, and the other end of the elevation member 500 is connected to the connector 600 through a second mounting shaft.

The connecting head 600 is used to connect with an external fixing device so that the headrest 110 can be fixed to the external fixing device. Be equipped with knob 510 on heightening piece 500, knob 510 with first installation axle reaches the second installation axle is connected, through rotating along a certain direction knob 510, so that connector 600 can wind second installation axle with heightening piece 500 takes place relative rotation, thereby is convenient for adjust connector 600 with heightening angle between 500, and in the same way, through rotating along the same direction knob 510, heightening piece 500 can wind first installation axle with mount 120 takes place relative rotation.

EXAMPLE III

The present embodiment provides a surgical apparatus, which includes a treatment chair, a surgical robot, and the head fixing mechanism 100.

In this embodiment, the surgical device is a device for oral surgery, and the surgical device is capable of performing oral surgery on a patient.

Head fixed establishment 100 passes through connector 600 is fixed in on the treatment chair, the treatment chair is used for providing the operation place for the patient, through head fixed establishment 100 can be fixed in patient's head on the treatment chair, operation robot can implement oral surgery to the patient.

In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present application have been shown and described above, it will be understood that the above embodiments are exemplary and should not be construed as limiting the present application and that changes, modifications, substitutions and alterations in the above embodiments may be made by those of ordinary skill in the art within the scope of the present application.

Claims (10)

1. A head fixing mechanism is characterized by comprising a headrest, a fixing frame, a rotating shaft, a first fixing piece, a second fixing piece and an adjusting assembly, wherein the headrest is arranged on the fixing frame, the rotating shaft penetrates through the fixing frame, the first fixing piece and the second fixing piece are respectively connected with the rotating shaft and are respectively positioned on two sides of the headrest, the headrest is used for bearing the head of a patient, and the first fixing piece and the second fixing piece are matched to fix the head of the patient on the headrest; the adjusting part comprises a first connecting piece, a second connecting piece, a connecting shaft and a transmission shaft, the first connecting piece is connected with the second connecting piece through the connecting shaft, the first connecting piece is far away from one end of the connecting shaft and is arranged in the rotating shaft, the first fixing piece is far away from one side of the fixing frame, the second connecting piece is far away from one end of the connecting shaft and is arranged in the rotating shaft, the second fixing piece is far away from one side of the fixing frame, the transmission shaft is connected with the connecting shaft, and the transmission shaft is used for driving the connecting shaft to rotate so as to adjust the distance between the first fixing piece and the second fixing piece.

2. The head fixing mechanism according to claim 1, wherein the connecting shaft has external threads at opposite ends thereof, the first connecting member and the second connecting member have corresponding internal threads on inner walls thereof, and the connecting shaft is screwed to the first connecting member and the second connecting member.

3. The head fixing mechanism according to claim 1, wherein a first spring and a second spring are sleeved on the rotating shaft, the first spring is disposed between the first fixing member and the fixing frame, and the second spring is disposed between the second fixing member and the fixing frame.

4. The head fixing mechanism according to claim 1, wherein a positioning member is provided at an end of the rotating shaft.

5. The head fixing mechanism according to claim 1, wherein a rack is provided on the rotating shaft, and a pull rod is provided in the fixing frame, and the pull rod is engaged with the rack to restrict rotation of the rotating shaft.

6. The head fixation mechanism of claim 1 wherein said first fixation member and said second fixation member each have a slot.

7. The head fixation mechanism as claimed in claim 1, wherein a fixation block is provided on each of the first fixation member and the second fixation member.

8. The head fixing mechanism according to claim 1, further comprising a stopper, wherein the connecting shaft is disposed in the fixing frame, and the connecting shaft is connected to the fixing frame through the stopper.

9. The head fixation mechanism as claimed in claim 1 further comprising a fixation arm and a tooth support arm, wherein the fixation arm is connected to the fixation frame, and an end of the fixation arm remote from the fixation frame is connected to the tooth support arm.

10. A surgical apparatus comprising a treatment couch, a surgical robot, and the head fixation mechanism of any one of claims 1-9.

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