Lower jaw supporting and fixing device

Abstract

The invention relates to a lower jaw supporting and fixing device, belongs to the technical field of medical instruments, and solves the problem that in the prior art, a medical worker needs to manually support the lower jaw and buckle an anaesthetic mask for oxygen supply, and the ventilation effect is easily reduced. The device comprises a mounting base, a lower jaw supporting mechanism, a mask fixing mechanism and a power mechanism, the lower jaw supporting mechanism and the mask fixing mechanism are both connected with the power mechanism, the lower jaw supporting mechanism is used for supporting and fixing the lower jaw of a patient, and the mask fixing mechanism is used for pressing and fixing an anaesthetic mask buckled on the mouth and nose of the patient. The mandible supporting mechanism and the mask fixing mechanism are controlled to act through the power mechanism, mandibles on the two sides of a patient are synchronously supported and fixed, and an anaesthetic mask buckled on the mouth and nose of the patient is pressed and fixed, so that the two hands of medical staff are liberated; the posture of the supported lower jaw can be kept unchanged, the anaesthetic mask can be completely buckled on the mouth and the nose of the patient, and the ventilation effect is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of medical devices, and in particular to a mandibular lifting and fixing device. Background Art

[0002] During surgery under non-intubation intravenous anesthesia, if the patient cannot maintain a satisfactory oxygen saturation using a nasal cannula or a self-administered mask, the patient needs to lift the jaw to open the airway for assisted ventilation. If the patient is obese or the surgery takes a long time, medical staff will need to manually lift the jaw and press the anesthesia mask to give oxygen, which is not only labor-intensive, but also causes hand fatigue, deformed movements, and reduced ventilation effects when the jaw is lifted and the anesthesia mask is pressed for a long time. At the same time, the anesthesiologist cannot leave the patient to administer medication or perform other anesthesia-related work. Summary of the invention

[0003] In view of the above analysis, the present invention aims to provide a mandibular lifting and fixing device to solve the problem in the prior art that medical staff need to manually lift the mandible and press the anesthesia mask to give oxygen, which easily leads to a decrease in ventilation effect.

[0004] The purpose of the present invention is mainly achieved through the following technical solutions:

[0005] A mandibular lifting and fixing device comprises a mounting seat, a mandibular lifting mechanism, a mask fixing mechanism and a power mechanism. The mounting seat can be fixedly mounted on an operating table, the mandibular lifting mechanism, the mask fixing mechanism and the power mechanism are all mounted on the mounting seat, and the mandibular lifting mechanism and the mask fixing mechanism are also connected to the power mechanism. The mandibular lifting mechanism is used to lift and fix the patient's mandible, and the mask fixing mechanism is used to press and fix an anesthesia mask buckled on the patient's mouth and nose.

[0006] Furthermore, the mask fixing mechanism includes a column assembly, a cantilever assembly and a mask holder, the mask holder is mounted on the cantilever assembly, the cantilever assembly is mounted on the column assembly, the column assembly is mounted on a mounting base and fixedly connected, and the mask holder is used to compress and fix the anesthesia mask that is buckled on the patient's mouth and nose.

[0007] Furthermore, the column assembly and the cantilever assembly are both telescopic structures.

[0008] Furthermore, the column assembly and the cantilever assembly are both connected to a power mechanism, and the power mechanism can respectively drive the column assembly and the cantilever assembly to extend and retract.

[0009] Furthermore, the column assembly includes a column base and a pole, wherein the column base is fixedly mounted on a mounting seat; and the pole is slidably disposed on the column base.

[0010] Furthermore, the cantilever assembly includes a cantilever base and a suspension rod, wherein the cantilever base is fixedly mounted on the vertical rod; and the suspension rod is slidably arranged on the cantilever base.

[0011] Furthermore, the mask holder includes a connecting piece and a fixing piece, one end of the connecting piece is fixedly connected to the suspension rod, and the other end is connected to the fixing piece, and the fixing piece can contact the anesthesia mask buckled on the patient's mouth and nose.

[0012] Furthermore, a pillow is provided on the mounting seat, and the pillow is used to position the patient's head.

[0013] Furthermore, the pillow is provided with a fixing portion, and the fixing portion is used to place the patient's head and neck.

[0014] Furthermore, the fixing portion is an arc-shaped groove.

[0015] The technical solution of the present invention can achieve at least one of the following effects:

[0016] (1) The present invention provides a mandibular lifting and fixing device, including a mounting seat, a mandibular lifting mechanism, a mask fixing mechanism and a power mechanism. The mounting seat can be fixedly mounted on an operating table, and the mandibular lifting mechanism, the mask fixing mechanism and the power mechanism are all mounted on the mounting seat. The mandibular lifting mechanism and the mask fixing mechanism are also connected to the power mechanism. The mandibular lifting mechanism is used to lift and fix the patient's mandible, and the mask fixing mechanism is used to press and fix the anesthesia mask buckled on the patient's mouth and nose. The present invention controls the mandibular lifting mechanism and the mask fixing mechanism respectively through the power mechanism, so as to synchronously lift and fix the mandibles on both sides of the patient, and press and fix the anesthesia mask buckled on the patient's mouth and nose, which not only frees the hands of medical staff, but also enables the mandible to maintain an unchanged posture after being lifted and the anesthesia mask to remain completely buckled on the patient's mouth and nose, thereby improving the ventilation effect.

[0017] (2) The mandibular lifting mechanism of the present invention comprises a lifting assembly, a lead screw and a driving assembly, wherein the lifting assembly comprises a first lifting member and a second lifting member, wherein the first lifting member and the second lifting member are both sleeved on the lead screw and symmetrically arranged, and the rotating lead screw can control the first lifting member and the second lifting member to synchronously move toward or away from each other, so that the first lifting member can abut against one side of the patient's mandibular lower jaw, and the second lifting member can synchronously abut against the other side of the patient's mandibular lower jaw; the first lifting member and the second lifting member are also both connected to a power mechanism, and the power mechanism can control the first lifting member and the second lifting member to synchronously extend and retract, so as to lift the patient's mandibular lower jaw and fix it; The driving assembly is connected to the screw and is used to drive the screw to rotate; the driving assembly is also connected to the power mechanism, and the power mechanism can control the driving assembly to drive the screw to rotate; the present invention adjusts the distance between the first supporting member and the second supporting member so that the first supporting member and the second supporting member can synchronously abut against the patient's mandibles on both sides, and then controls the first supporting member and the second supporting member to synchronously extend and retract through the power mechanism, so as to synchronously lift and fix the patient's mandibles on both sides, so that the patient's mandibles can maintain an unchanged posture after being lifted, thereby freeing the hands of medical staff; at the same time, it can also prevent airway deformation caused by the patient's head tilt, thereby keeping the airway unobstructed and improving the ventilation effect.

[0018] In the present invention, the above-mentioned technical solutions can also be combined with each other to achieve more preferred combination solutions. Other features and advantages of the present invention will be described in the subsequent description, and some advantages can become obvious from the description, or can be understood by practicing the present invention. The purpose and other advantages of the present invention can be realized and obtained through the contents particularly pointed out in the description and the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The drawings are only for the purpose of illustrating particular embodiments and are not to be considered limiting of the present invention. Like reference symbols denote like components throughout the drawings.

[0020] Figure 1 This is a schematic diagram of the structure of the mandibular lifting and fixing device according to an embodiment of the present invention;

[0021] Figure 2 It is a structural schematic diagram of a mounting base in an embodiment of the present invention;

[0022] Figure 3 It is a structural schematic diagram of the mandibular lifting mechanism in an embodiment of the present invention;

[0023] Figure 4 is a cross-sectional view of a first lifting member in an embodiment of the present invention;

[0024] Figure 5 It is a schematic diagram of the structure of the driving component in an embodiment of the present invention;

[0025] Figure 6 is a cross-sectional view of a driving component in an embodiment of the present invention;

[0026] Figure 7 is a cross-sectional view of a housing in an embodiment of the present invention;

[0027] Figure 8 This is a second structural schematic diagram of the mandibular lifting and fixing device in an embodiment of the present invention;

[0028] Fig. 9 is a cross-sectional view of a cantilever assembly according to an embodiment of the present invention;

[0029] Fig.10 is a cross-sectional view of a column assembly in an embodiment of the present invention;

[0030] Fig.11 for Figure 8 Middle A is a partial enlarged view;

[0031] Fig.12 An exploded diagram of a controller in an embodiment of the present invention;

[0032] Fig.13 is a cross-sectional view of a controller according to an embodiment of the present invention;

[0033] Fig.14 for Figure 8 A is a cross-sectional view of the enlarged part.

[0034] Reference numerals:

[0035] 1. Mounting seat; 11. Mounting slot; 12. Pillow pad; 2. Mandibular lifting mechanism; 21. Lifting assembly; 211. Telescopic rod; 2111. Support seat; 21111. Support rod driving chamber; 2112. Support rod; 212. Support pad; 22. Lead screw; 23. Driving assembly; 231. Driving member; 2311. Housing; 23111. First channel; 23112. Second channel; 23113. Working chamber ; 2312, impeller; 2313, blade; 2314, tension spring; 232, transmission shaft; 233, transmission wheel; 3, mask fixing mechanism; 31, column assembly; 311, column base; 3111, pole drive chamber; 312, pole; 32, cantilever assembly; 321, cantilever base; 3211, cantilever drive chamber; 322, cantilever; 33, mask fixer; 331, connector; 332, Fixing member; 4, power mechanism; 41, bladder; 42, driving pump; 43, controller; 431, fixing ring; 4311, first interface; 4312, second interface; 432, adjusting disk; 4321, first accommodating chamber; 4322, second accommodating chamber; 4323, first joint; 4324, second joint; 4325, first control pipeline; 4326, second control pipeline; 44, delivery pipeline group; 441, first delivery pipeline group; 4411, first delivery pipeline; 4412, second delivery pipeline; 442, second delivery pipeline group; 4421, third delivery pipeline; 4422, fourth delivery pipeline; 443, third delivery pipeline group; 4431, fifth delivery pipeline; 4432, sixth delivery pipeline; 444, fourth delivery pipeline group; 4441, seventh delivery pipeline; 4442, eighth delivery pipeline. DETAILED DESCRIPTION

[0036] The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, wherein the accompanying drawings constitute a part of the present invention and are used together with the embodiments of the present invention to illustrate the principles of the present invention, but are not used to limit the scope of the present invention.

[0037] Example 1

[0038] A specific embodiment of the present invention discloses a mandibular lifting and fixing device, such as Figure 1As shown, it includes a mounting seat 1, a mandibular lifting mechanism 2, a mask fixing mechanism 3 and a power mechanism 4. The mounting seat 1 can be fixedly mounted on an operating table, and the mandibular lifting mechanism 2, the mask fixing mechanism 3 and the power mechanism 4 are all mounted on the mounting seat 1, and the mandibular lifting mechanism 2 and the mask fixing mechanism 3 are also connected to the power mechanism 4. The mandibular lifting mechanism 2 is used to lift and fix the patient's mandible, and the mask fixing mechanism 3 is used to press and fix the anesthesia mask buckled on the patient's mouth and nose. Compared with the prior art, the mandibular lifting mechanism 2 and the mask fixing mechanism 3 are respectively controlled by the power mechanism 4 to lift and fix the mandibles on both sides of the patient synchronously, and to press and fix the anesthesia mask buckled on the patient's mouth and nose, which not only frees the hands of medical staff, but also enables the mandible to maintain an unchanged posture after being lifted and the anesthesia mask to remain completely buckled on the patient's mouth and nose, thereby improving the ventilation effect.

[0039] Preferably, if Figure 2 As shown, the mounting seat 1 is provided with a mounting groove 11 and a pillow pad 12, and the pillow pad 12 is arranged in the middle position of the mounting seat 1, so that when the patient's head rests on the pillow pad 12, the patient's head can be kept opposite to the mask fixing mechanism 3, avoiding multiple adjustments of the patient's position, thereby improving the operation quality and efficiency.

[0040] Preferably, the pillow pad 12 is provided with a fixing portion, which is an arc-shaped groove, so that the patient's head can be fixed to keep the patient's face facing upward, thereby facilitating the operation of lifting the lower jaw and pressing the anesthesia mask.

[0041] Preferably, if Figure 3 As shown, the mandibular lifting mechanism 2 includes a lifting assembly 21, a lead screw 22 and a driving assembly 23, wherein the lead screw 22 is mounted in the mounting groove 11 and can rotate relative to the mounting groove 11; the lifting assembly 21 includes a first lifting member and a second lifting member, wherein the first lifting member and the second lifting member group are both arranged in the mounting groove 11 and can slide in the mounting groove 11; the first lifting member and the second lifting member are both sleeved on the lead screw 22 and are symmetrically arranged, and rotating the lead screw 22 can control the first lifting member and the second lifting member to synchronously move toward or away from each other, so that the first lifting member can abut against one side of the mandibular of the patient, and the second lifting member can synchronously abut against the other side of the mandibular of the patient;

[0042] The first supporting member and the second supporting member are also connected to the power mechanism 4, which can control the first supporting member and the second supporting member to extend and retract synchronously to support the patient's lower jaw and fix it; the driving component 23 is installed in the mounting groove 11 and connected to the screw 22 to drive the screw 22 to rotate; the driving component 23 is also connected to the power mechanism 4, which can control the driving component 23 to drive the screw 22 to rotate.

[0043] When in use, the patient's neck is placed on the pillow 12, and according to the size of the patient's head and neck, the drive assembly 23 is first controlled by the power mechanism 4 to drive the screw 22 to rotate, thereby controlling the first supporting member and the second supporting member to synchronously move toward or away from each other, and adjusting the distance between the first supporting member and the second supporting member so that the first supporting member and the second supporting member can respectively abut against the patient's lower jaw on both sides, and then the power mechanism 4 is used to control the first supporting member and the second supporting member to synchronously extend and retract, and the patient's lower jaw on both sides is synchronously lifted and fixed, so that the patient's lower jaw remains in an unchanged position after being lifted, thereby freeing the hands of the medical staff; by synchronously lifting and fixing the patient's lower jaw on both sides, airway obstruction caused by the patient's head tilt can also be prevented, thereby keeping the airway unobstructed and improving the ventilation effect.

[0044] Preferably, if Figure 4 As shown, the first supporting member includes a telescopic rod 211 and a supporting pad 212, one end of the telescopic rod 211 is sleeved on the lead screw 22 and is threadedly connected to the lead screw 22, and the telescopic rod 211 can be controlled to move along the axis of the lead screw 22 by rotating the lead screw 22; the other end of the telescopic rod 211 is hinged to the supporting pad 212, so that the supporting pad 212 can abut against the mandible of different patients; the telescopic rod 211 is also connected to the power mechanism 4, and the telescopic rod 211 is controlled to be extended and retracted by the power mechanism 4, so as to control the degree to which the supporting pad 212 supports the mandible of the patient according to actual conditions; and it can also be suitable for different patients.

[0045] Preferably, the support pad 212 is provided with an arc-shaped portion, and the arc-shaped portion can be matched with the patient's lower jaw, thereby preventing the patient's lower jaw from slipping off the support pad 212.

[0046] Preferably, the telescopic rod 211 includes a bracket 2111 and a support rod 2112, the bracket 2111 is arranged in the mounting groove 11, and can slide in the mounting groove 11; the bracket 2111 is also sleeved on the screw 22 and threadedly connected to the screw 22, so that the bracket 2111 can be controlled to move along the axis of the screw 22 by rotating the screw 22, thereby realizing the control of the first supporting member to move along the axis of the screw 22.

[0047] A support rod driving chamber 21111 is provided on the bracket 2111, one end of the support rod 2112 is arranged in the support rod driving chamber 21111 and can slide in the support rod driving chamber 21111, the other end of the support rod 2112 can extend out of the support rod driving chamber 21111 and be hinged to the support pad 213; a support rod piston is provided at one end of the support rod 2112 located in the support rod driving chamber 21111, and the support rod piston divides the support rod driving chamber 21111 into a first support rod driving chamber and a second support rod driving chamber, the first The first support rod driving chamber and the second support rod driving chamber can also be connected to the power mechanism 4. When the driving medium is filled into the first support rod driving chamber and the driving medium is withdrawn from the second support rod driving chamber, the support rod 2112 will be controlled to extend. When the driving medium is withdrawn from the first support rod driving chamber and the driving medium is filled into the second support rod driving chamber, the support rod 2112 will be controlled to contract, thereby increasing the driving force applied to the support rod 2112 during extension and retraction, thereby enabling the support rod 2112 to be quickly controlled to contract, thereby enabling the patient's lower jaw to be quickly lifted and fixed.

[0048] The structure of the second lifting member is the same as that of the first lifting member.

[0049] Preferably, if Figure 5 As shown, the driving assembly 23 includes a driving member 231, a transmission shaft 232 and a transmission wheel 233. The driving member 231 is installed on the mounting seat 1 and is connected to the power mechanism 4; one end of the transmission shaft 232 is connected to the driving member 231, and the other end is connected to the transmission wheel 233; the transmission wheel 233 is fixedly installed on the screw 22; the driving member 231 is controlled by the power mechanism 4 to drive the transmission shaft 232 to rotate, thereby driving the transmission wheel 233 to rotate, and then driving the screw 22 to rotate, and then realizing the control of the first supporting member and the second supporting member to move toward or away from each other synchronously.

[0050] In addition, the transmission shaft 232 and the transmission wheel 233 can also form a worm gear structure, and through the self-locking function of the worm gear, the screw 22 can be prevented from rotating freely when not driven, thereby locking the screw 22 and further locking the distance between the first supporting member and the second supporting member.

[0051] Preferably, if Figure 6 and Figure 7As shown, the driving member 231 includes a housing 2311, an impeller 2312 and blades 2313. The housing 2311 is provided with a first channel 23111, a second channel 23112 and a working chamber 23113. The impeller 2312 is arranged in the working chamber 23113 and can rotate in the working chamber 23113; one end of the impeller 2312 is arranged on the impeller 2312 and can slide along the radial direction of the impeller 2312, and the other end can be in sealing contact with the inner wall of the working chamber 23113; the first channel 23111, the working chamber 23113 and the second channel 23112 are connected in sequence, and the first channel 23111 and the second channel 23112 can also It is connected to the power mechanism 4; the impeller 2312 is also connected to the transmission shaft 232; the outer cylindrical surface of the impeller 2312, the blades 2313 and the inner wall of the working chamber 23113 jointly enclose a power chamber with a variable volume; when the driving medium is filled into the working chamber 23113 through the first channel 23111, and the driving medium is extracted from the working chamber 23113 through the second channel 23112, the power chamber connected to the first channel 23111 expands, and the power chamber connected to the second channel 23112 is compressed, so that the blades 2313 located in the power chamber are subjected to the kinetic energy of rotation along the axis of the impeller 2312, thereby realizing the driving impeller 2312 to rotate, and then realizing the driving transmission shaft 232 to rotate.

[0052] Preferably, a plurality of blades 2313 are provided; a slide groove is provided on the impeller 2312, and the slide groove extends radially along the impeller 2312; a plurality of slide grooves are provided, and the number of the slide grooves is equal to the number of blades 2313; the blades 2313 are slidably arranged in the slide grooves; a power cavity with variable volume is alternately formed by the plurality of blades 2313, so as to realize the control of continuous rotation of the impeller 2312 and improve the efficiency of driving the impeller 2312 to rotate.

[0053] Preferably, the driving member 231 also includes a tensioning spring 2314, which is installed in the slide groove and has one end fixedly connected to the slide groove and the other end fixedly connected to the blade 2313, and is used to apply an elastic thrust to the blade 2313, so that the blade 2313 maintains contact with the inner wall of the working chamber 23113, thereby improving the sealing effect.

[0054] Preferably, if Figure 8As shown, the mask fixing mechanism 3 includes a column assembly 31, a cantilever assembly 32 and a mask holder 33, wherein the mask holder 33 is mounted at one end of the cantilever assembly 32, the other end of the cantilever assembly 32 is fixedly connected to one end of the column assembly 31, and the other end of the column assembly 31 is fixedly connected to the mounting base 1; the column assembly 31 and the cantilever assembly 32 are both telescopic structures, and the mask holder 33 is used to fix the anesthesia mask buckled on the patient's mouth and nose; the column assembly 31 and the cantilever assembly 32 are also connected to the power mechanism 4, through The power mechanism 4 can drive the column assembly 31 and the cantilever assembly 32 to extend and retract respectively; when in use, according to the patient's head size, the cantilever assembly 32 is first controlled to extend and retract through the power mechanism 4, so that the mask holder 33 is opposite to the anesthesia mask buckled on the patient's mouth and nose, and then the column assembly 31 is controlled to extend and retract through the power mechanism 4, so that the mask holder 33 is pressed tightly against the anesthesia mask, thereby pressing and fixing the anesthesia mask buckled on the patient's mouth and nose, which not only frees the hands of medical staff, but also keeps the anesthesia mask pressed tightly against the patient's mouth and nose, thereby improving the ventilation effect.

[0055] Preferably, if Fig. 9 As shown, the cantilever assembly 32 includes a cantilever base 321 and a suspension rod 322, wherein the cantilever base 321 is fixedly mounted on the vertical rod 312; a cantilever drive chamber 3211 is provided on the cantilever base 321, one end of the suspension rod 322 is arranged in the cantilever drive chamber 3211 and can slide in the cantilever drive chamber 3211, and the other end of the suspension rod 322 can extend out of the cantilever drive chamber 3211; a suspension rod piston is provided at one end of the suspension rod 322 located in the cantilever drive chamber 3211, and the suspension rod piston divides the cantilever drive chamber 3211 into a first cantilever drive chamber and a second cantilever drive chamber, wherein the first cantilever drive chamber and the second cantilever drive chamber are respectively The dynamic chambers can also be connected to the power mechanism 4. When the driving medium is filled into the first cantilever driving chamber and the driving medium is extracted from the second cantilever driving chamber, the control suspension rod 322 will be extended. When the driving medium is extracted from the first cantilever driving chamber and the driving medium is filled into the second cantilever driving chamber, the control suspension rod 322 will be contracted, thereby increasing the driving force applied to the suspension rod 322 during extension and retraction, so that the extension and retraction of the suspension rod 322 can be quickly controlled, and the relative position of the mask holder 33 and the anesthesia mask fastened on the patient's mouth and nose can be quickly adjusted, so that the mask holder 33 can be quickly aligned with the anesthesia mask fastened on the patient's mouth and nose, thereby improving work efficiency.

[0056] Preferably, if Fig.10As shown, the column assembly 31 includes a column base 311 and a pole 312, wherein the column base 311 is fixedly mounted on the mounting base 1; a pole driving chamber 3111 is provided on the column base 311, one end of the pole 312 is arranged in the pole driving chamber 3111 and can slide in the pole driving chamber 3111, and the other end of the pole 312 can extend out of the pole driving chamber 3111; a pole piston is provided at one end of the pole 312 located in the pole driving chamber 3111, and the pole piston divides the pole driving chamber 3111 into a first pole driving chamber and a second pole driving chamber, wherein the first pole driving chamber Both the dynamic chamber and the second vertical rod driving chamber can be connected to the power mechanism 4. When the driving medium is filled into the first vertical rod driving chamber and the driving medium is extracted from the second vertical rod driving chamber, the control vertical rod 312 will be extended. When the driving medium is extracted from the first vertical rod driving chamber and the driving medium is filled into the second vertical rod driving chamber, the control vertical rod 312 will be contracted, thereby increasing the driving force on the vertical rod 312 during extension and contraction, so that the extension and contraction of the vertical rod 312 can be quickly controlled, and the rapid mask fixer 33 can be pressed on the anesthesia mask, thereby fixing the anesthesia mask buckled on the patient's mouth and nose, which can improve the ventilation effect and work efficiency.

[0057] Preferably, the mask holder 33 includes a connecting member 331 and a fixing member 332, one end of the connecting member 331 is fixedly connected to the suspension rod 322, and the other end is connected to the fixing member 332, and the fixing member 332 can contact the anesthesia mask buckled on the patient's mouth and nose.

[0058] Preferably, the connecting member 331 includes a cantilever beam, and the cantilever beam is a retractable cantilever beam.

[0059] Preferably, if Fig.11 As shown, the power mechanism 4 includes a capsule 41, a driving pump 42, a controller 43 and a plurality of delivery pipeline groups 44, and the capsule 41, the driving pump 42 and the controller 43 are connected in sequence; the controller 43 is respectively connected to the mandibular lifting mechanism 2 and the mask fixing mechanism 3 through the plurality of delivery pipeline groups 44; the capsule 41 is used to store the driving working fluid; the driving pump 42 is used to provide power for the flow of the driving working fluid; the controller 43 is used to control the driving pump 42 to be connected to different delivery pipeline groups 44; by adjusting the controller 43, the driving pump 42 can be connected to different delivery pipeline groups 44, so that the driving pump 42 is connected to the mandibular lifting mechanism 2 or the mask fixing mechanism 3, thereby driving the mandibular lifting mechanism 2 to lift and fix the patient's mandible and controlling the mask fixing mechanism 3 to fix the anesthesia mask fastened to the patient's mouth and nose.

[0060] Preferably, the driving pump 42 may be a peristaltic pump in the prior art.

[0061] Preferably, the driving working fluid is pure water.

[0062] Preferably, if Fig.12 As shown, the controller 43 includes a fixed ring 431 and an adjusting disk 432, wherein the fixed ring 431 is fixedly mounted on the mounting base 1 and is connected to the driving pump 42; the adjusting disk 432 is passed through the fixed ring 431 and is connected to the driving pump 42 through the fixed ring 431; the adjusting disk 432 can also be communicated with multiple groups of conveying pipeline groups 44, and the adjusting disk 432 can rotate on the fixed ring 431, so as to control the driving pump 42 to be connected to different conveying pipeline groups 44 by rotating the adjusting disk 432.

[0063] Preferably, if Fig.13 As shown, the fixing ring 431 is provided with a first interface 4311 and a second interface 4312 , one end of the first interface 4311 and the second interface 4312 are both connected to the driving pump 42 , and the other end thereof are both connected to the adjusting disk 432 .

[0064] Preferably, the adjusting disk 432 is provided with a first accommodating cavity 4321, a second accommodating cavity 4322, a first joint 4323, a second joint 4324 and a plurality of control pipeline groups, each of the control pipeline groups includes a first control pipeline 4325 and a second control pipeline 4326, one end of the first control pipeline 4325 can be connected to the first interface 4311, and the other end is connected to the first accommodating cavity 4321; one end of the second control pipeline 4326 can be connected to the second interface 4312, and the other end is connected to the first accommodating cavity 4321; the first accommodating cavity 4321 is connected to the first joint 4323, and the second accommodating cavity 4322 is connected to the second joint 4324; the first joint The head 4323 and the second connector 4324 can be connected to different delivery pipeline groups 44; when in use, the first control pipeline 4325 and the second control pipeline 4326 in different control pipeline groups can be connected to the first interface 4311 and the second interface 4312 respectively by rotating the adjusting disk 432, and the first connector 4323 and the second connector 4324 can be connected to different delivery pipeline groups 44 at the same time, so as to realize the connection of the driving pump 42 with different delivery pipeline groups 44, and then realize the connection of the driving pump 42 with the mandibular lifting mechanism 2 or the mask fixing mechanism 3, so as to drive the mandibular lifting mechanism 2 to lift and fix the patient's mandible and control the mask fixing mechanism 3 to fix the anesthesia mask fastened on the patient's mouth and nose.

[0065] Preferably, if Fig.14As shown, the conveying pipeline group 44 includes a first conveying pipeline group 441, a second conveying pipeline group 442, a third conveying pipeline group 443 and a fourth conveying pipeline group 444, the first conveying pipeline group 441 is used to connect the controller 43 with the driving member 231, the second conveying pipeline group 442 is used to connect the controller 43 with the first supporting member and the second supporting member, the third conveying pipeline group 443 is used to connect the controller 43 with the cantilever assembly 32, and the fourth conveying pipeline group 444 is used to connect the controller 43 with the column assembly 31.

[0066] Preferably, the first delivery pipeline group 441 includes a first delivery pipeline 4411 and a second delivery pipeline 4412, one end of the first delivery pipeline 4411 can be connected to the first joint 4323, and the other end is connected to the first channel 23111; one end of the second delivery pipeline 4412 can be connected to the second joint 4324, and the other end is connected to the second channel 23112; the adjusting disk 432 is rotated to connect the first joint 4323 to the first delivery pipeline 4411, and the second joint 4324 to the second delivery pipeline 4412, and then the driving pump 42 is used to control the driving medium to be filled into the working chamber 23113 through the first channel 23111, and at the same time, the driving medium is taken out of the working chamber 23112. 113 is extracted through the second channel 23112, or the driving medium is controlled by the driving pump 42 to be filled into the working chamber 23113 through the second channel 23112, and at the same time, the driving medium is extracted from the working chamber 23113 through the first channel 23111, so as to drive the impeller 2312 to rotate, and then the transmission shaft 232 is driven to rotate through the impeller 2312, and the transmission wheel 233 is driven to rotate, and the screw 22 is driven to rotate through the rotation of the transmission wheel 233, and then the first supporting member and the second supporting member are controlled to move toward or away from each other synchronously, so as to quickly adjust the distance between the first supporting member and the second supporting member, so that the first supporting member and the second supporting member can respectively abut against the mandible on both sides of the patient.

[0067] Preferably, the second delivery pipeline group 442 includes a third delivery pipeline 4421 and a fourth delivery pipeline 4422, one end of the third delivery pipeline 4421 can be connected to the first joint 4323, and the other end is connected to the first support rod driving cavity in the first supporting member and the first support rod driving cavity in the second supporting member; one end of the fourth delivery pipeline 4422 can be connected to the second joint 4324, and the other end is connected to the second support rod driving cavity in the first supporting member and the second support rod driving cavity in the second supporting member; the first joint 4323 is connected to the third delivery pipeline 4421 and the second joint 4324 is connected to the fourth delivery pipeline 4422 by rotating the adjusting disk 432, and then the driving working fluid is controlled by the driving pump 42 to be filled into the first supporting member and the second supporting member. The driving medium is drawn out from the first supporting rod driving cavity in the first supporting member and the second supporting member by the driving pump 42, and the driving medium is controlled to be filled into the second supporting rod driving cavity in the first supporting member and the second supporting member, thereby realizing the synchronous control of the contraction of the supporting rod 2112 in the first supporting member and the second supporting member, thereby realizing the synchronous extension and retraction of the supporting rod 2112 in the first supporting member and the second supporting member, that is, the power mechanism 4 can control the synchronous extension and retraction of the first supporting member and the second supporting member to support the patient's mandible and fix it.

[0068] Preferably, the third delivery pipeline group 443 includes a fifth delivery pipeline 4431 and a sixth delivery pipeline 4432, one end of the fifth delivery pipeline 4431 can be connected to the first joint 4323, and the other end is connected to the first cantilever drive cavity in the cantilever assembly 32; one end of the sixth delivery pipeline 4432 can be connected to the second joint 4324, and the other end is connected to the second cantilever drive cavity in the cantilever assembly 32; by rotating the adjusting disk 432, the first joint 4323 is connected to the fifth delivery pipeline 4431, and the second joint 4324 is connected to the sixth delivery pipeline 4432, The driving pump 42 is used to control the driving medium to be filled into the first cantilever driving chamber in the cantilever assembly 32 and to be extracted from the second cantilever driving chamber in the cantilever assembly 32, thereby controlling the extension of the cantilever 322; or the driving pump 42 is used to extract the driving medium from the first cantilever driving chamber in the cantilever assembly 32 and to control the driving medium to be filled into the second cantilever driving chamber in the cantilever assembly 32, thereby controlling the extension and retraction of the cantilever 322, that is, controlling the extension and retraction of the cantilever 322 according to the patient's head shape and size, so that the mask holder 33 is accurately opposite to the anesthesia mask fastened on the patient's mouth and nose.

[0069] Preferably, the fourth delivery pipeline group 444 includes a seventh delivery pipeline 4441 and an eighth delivery pipeline 4442, one end of the seventh delivery pipeline 4441 can be connected to the first joint 4323, and the other end is connected to the first upright pole drive cavity in the upright column assembly 31; one end of the sixth delivery pipeline 4432 can be connected to the second joint 4324, and the other end is connected to the second upright pole drive cavity in the upright column assembly 31; by rotating the adjusting disk 432, the first joint 4323 is connected to the seventh delivery pipeline 4441, and the second joint 4324 is connected to the eighth delivery pipeline 4442, and then the driving pump 42 is controlled to drive The working fluid is filled into the first upright rod driving cavity in the upright rod assembly 31 and the working fluid is extracted from the second upright rod driving cavity in the upright rod assembly 31, thereby controlling the extension of the upright rod 312; or the driving working fluid is extracted from the first upright rod driving cavity in the upright rod assembly 31 by the driving pump 42 and the controlled driving working fluid is filled into the second upright rod driving cavity in the upright rod assembly 31, thereby controlling the contraction of the upright rod 312, and then controlling the extension and retraction of the upright rod 312, that is, controlling the extension and retraction of the upright rod 312 according to the patient's head shape and size, so that the mask holder 33 is pressed against the anesthesia mask, thereby accurately fixing the anesthesia mask buckled on the patient's mouth and nose.

[0070] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any changes or substitutions that can be easily conceived by any technician familiar with the technical field within the technical scope disclosed by the present invention should be covered within the protection scope of the present invention.

Claims

1. A mandibular lifting and fixing device, characterized in that: The invention comprises a mounting seat (1), a mandibular lifting mechanism (2), a mask fixing mechanism (3) and a power mechanism (4); the mounting seat (1) can be fixedly mounted on an operating table; the mandibular lifting mechanism (2), the mask fixing mechanism (3) and the power mechanism (4) are all mounted on the mounting seat (1); the mandibular lifting mechanism (2) and the mask fixing mechanism (3) are also connected to the power mechanism (4); the mandibular lifting mechanism (2) is used to lift and fix the mandibular of a patient; and the mask fixing mechanism (3) is used to press and fix an anesthesia mask buckled on the mouth and nose of the patient.

2. The mandibular lifting and fixing device according to claim 1, characterized in that: The mask fixing mechanism (3) comprises a column assembly (31), a cantilever assembly (32) and a mask fixer (33); the mask fixer (33) is mounted on the cantilever assembly (32); the cantilever assembly (32) is mounted on the column assembly (31); the column assembly (31) is mounted on a mounting base (1) and fixedly connected; the mask fixer (33) is used to press and fix the anesthesia mask buckled on the patient's mouth and nose.

3. The mandibular lifting and fixing device according to claim 2, characterized in that: The column assembly (31) and the cantilever assembly (32) are both telescopic structures.

4. The mandibular lifting and fixing device according to claim 3, characterized in that: The column assembly (31) and the cantilever assembly (32) are both connected to a power mechanism (4), and the power mechanism (4) can respectively drive the column assembly (31) and the cantilever assembly (32) to extend and retract.

5. The mandibular lifting and fixing device according to claim 4, characterized in that: The column assembly (31) comprises a column base (311) and a pole (312); the column base (311) is fixedly mounted on the mounting base (1); and the pole (312) is slidably disposed on the column base (311).

6. The mandibular lifting and fixing device according to claim 5, characterized in that: The cantilever assembly (32) comprises a cantilever base (321) and a suspension rod (322); the cantilever base (321) is fixedly mounted on the vertical rod (312); and the suspension rod (322) is slidably arranged on the cantilever base (321).

7. The mandibular lifting and fixing device according to claim 6, characterized in that: The mask holder (33) comprises a connecting piece (331) and a fixing piece (332); one end of the connecting piece (331) is fixedly connected to the suspension rod (322), and the other end is connected to the fixing piece (332); the fixing piece (332) can contact the anesthesia mask buckled on the patient's mouth and nose.

8. The mandibular lifting and fixing device according to claim 7, characterized in that: The mounting seat (1) is provided with a pillow (12), and the pillow (12) is used to position the patient's head.

9. The mandibular lifting and fixing device according to claim 8, characterized in that: The pillow (12) is provided with a fixing portion, and the fixing portion is used to place the patient's head and neck.

10. The mandibular lifting and fixing device according to claim 9, characterized in that: The fixing portion is an arc-shaped groove.

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