CN112336573B - A supplementary fixing device of anesthesia for brain surgery - Google Patents
A supplementary fixing device of anesthesia for brain surgery Download PDFInfo
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- CN112336573B CN112336573B CN202011237496.6A CN202011237496A CN112336573B CN 112336573 B CN112336573 B CN 112336573B CN 202011237496 A CN202011237496 A CN 202011237496A CN 112336573 B CN112336573 B CN 112336573B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
- A61G13/12—Rests specially adapted therefor; Arrangements of patient-supporting surfaces
- A61G13/1205—Rests specially adapted therefor; Arrangements of patient-supporting surfaces for specific parts of the body
- A61G13/121—Head or neck
Abstract
The invention discloses an anesthesia auxiliary fixing device for brain surgery, which comprises a folding operating table, wherein an external ring rotating seat is installed at the center position of the head of the folding operating table, the external ring rotating seat is in sliding connection with the folding operating table through a damping connecting shaft, the external ring rotating seat is used for adjusting the distance between the external ring rotating seat and the folding operating table through the damping connecting shaft, and an external mounting ring is rotatably connected inside the external ring rotating seat; the latter half sliding connection of outer collar has the propulsion head that is used for the flexibility to hold up the hindbrain position to hold in the palm the mechanism, the first half sliding connection of outer collar has the arc propulsion board of semicircle annular, installs in annular outer collar through the mechanism of holding up the hindbrain and the flexible clamp plate of laminating forehead after the butt joint, later through outer loop rotation adjusting part drive outer collar clockwise or anticlockwise rotation, and then can be adjusted to the angle of being convenient for doctor's operation by fixed patient's head.
Description
Technical Field
The invention relates to the technical field of brain surgery devices, in particular to an anesthesia auxiliary fixing device for brain surgery.
Background
Brain surgery generally refers to neurosurgery, is a subject which utilizes neurosurgery, mainly takes examination as a main subject, takes operation as a path, combines treatment and comprehensive evaluation, needs to inject drugs into the brain of a patient for anesthesia before the brain surgery is performed, and generally uses an anesthesia auxiliary device to assist an anesthesiologist to inject the drugs.
The existing anesthesia auxiliary device is generally a pressing plate device which can move up and down by being installed on an operating bed, the pressing plate device is controlled to move down to be matched with the head of a rigid clamping patient, but the existing head pressing plate device is difficult to completely fit the head of all patients, so that a large movable space exists between a pressing plate mechanism and the head of the patient, the patient can be stimulated to shake in the process of injecting anesthetic, and the difficulty of performing anesthesia on the head of the patient by an anesthesiologist is increased.
For the steadiness of the fixed patient head of the anesthesia auxiliary device, the current anesthesia auxiliary device can not move by itself when fixing the patient head, if the region of the injection of the anesthesia is more special for the anesthesia region is not at the best visual angle of the anesthesia physician, then the anesthesia physician needs to move or change the body position and the like to adapt to the visual angle effect, however, the anesthesia physician can make the anesthesia physician be in the state of inconvenient operation when adjusting the position and the angle of the anesthesia physician, thereby bringing inconvenience to the subsequent injection of the anesthesia.
In addition, most of the existing auxiliary devices are simply fixing devices for the head or the body position, on one hand, the body position of the patient is difficult to change after being fixed, and the auxiliary devices cannot be flexibly adapted to the requirements of different anesthesia body positions.
Disclosure of Invention
The invention aims to provide an anesthesia auxiliary fixing device for brain surgery, which aims to solve the problems that a relatively large movable space exists between a pressing plate device for pressing a head part and the head part cannot be controlled to adjust the angle after the head part is fixed by the anesthesia auxiliary device in the prior art.
In order to solve the technical problems, the invention specifically provides the following technical scheme:
an anesthesia auxiliary fixing device for brain surgery comprises a folding operating table, wherein an external ring rotating seat is mounted at the center of the head of the folding operating table, the external ring rotating seat is connected with the folding operating table in a sliding mode through a damping connecting shaft, the external ring rotating seat is used for adjusting the distance between the external ring rotating seat and the folding operating table through the damping connecting shaft, and an external mounting ring is rotatably connected inside the external ring rotating seat;
the latter half sliding connection of outer collar has the propulsion head support mechanism that is used for the flexible afterbrain position of holding up, the first half sliding connection of outer collar has the arc propulsion board of semicircle annular, and the inboard of arc propulsion board is installed and is used for pushing down the mechanism to forehead position multizone elasticity extruded multipoint forehead, through propulsion head support mechanism with the cooperation of multipoint forehead is pushed down the mechanism and is fixed and reduce and the head within a definite time the clearance, it is applicable to the switching of anesthesia form and operation form through following the inboard back-and-forth movement of outer collar to impel head support mechanism.
The outer swivel mount's of ring internally mounted has and is used for the drive outer collar pivoted outer loop rotation regulation subassembly, and the both ends of outer loop rotation regulation subassembly are used for unidirectional locking respectively outer collar pivoted position, outer loop rotation regulation subassembly is through the drive outer collar rotates and is used for adjusting fixed head inclination.
As a preferable aspect of the present invention, a plurality of in-ring sliding rails for abutting the propulsion head support mechanism and the arc-shaped propulsion plate are installed inside the outer mounting ring, and the width of the lower half portion of the outer mounting ring is greater than the width of the upper half portion of the outer mounting ring, and the propulsion head support mechanism slides laterally along the inner side of the lower half portion of the outer mounting ring through the plurality of in-ring sliding rails.
As a preferable scheme of the present invention, the outer side of the outer mounting ring is provided with screw grooves distributed around the center of the upper half of the outer mounting ring, the inner side of the screw grooves is provided with screw transmission twills engaged with the outer ring rotation adjustment assembly, the outer side of the outer mounting ring is sleeved with bearing rings at two sides of the screw grooves, and the outer mounting ring is rotationally connected with the outer rotating seat through the two bearing rings.
As a preferable aspect of the present invention, the multi-point forehead pressing mechanism includes a forehead flexible pressing plate for fitting to a forehead portion, and a plurality of elastic pressing rod mechanisms extending into the arc pushing plate and providing a multi-zone pressure source to an outer side of the forehead flexible pressing plate are mounted to an outer side of the forehead flexible pressing plate, each zone on the forehead flexible pressing plate is elastically fitted to each forehead portion through the plurality of elastic pressing rod mechanisms, and a sponge for fitting a forehead shape is disposed inside the forehead flexible pressing plate.
As a preferable scheme of the present invention, the elastic pressure bar mechanism includes a fixing screw vertically and fixedly connected to the forehead flexible pressure plate, the outer side of the fixing screw is threaded with a turnbuckle nut, the outer side of the fixing screw is movably sleeved with a turnbuckle spring for abutting against the arc-shaped pushing plate, and the top end of the fixing screw is provided with an inner telescopic connecting cylinder which extends into the arc-shaped pushing plate for telescoping.
As a preferable scheme of the present invention, the inner telescopic connecting cylinder includes an outer fixed connecting cylinder fixedly connected to the fixing screw, and a plurality of telescopic rods are slidably connected to the inside of the outer fixed connecting cylinder, and an inner top block of the propulsion plate for preventing the inner top block from sliding out of the arc propulsion plate is fixedly mounted at the top end of the plurality of telescopic rods.
As a preferable scheme of the present invention, the outer side of the arc-shaped propelling plate is slidably connected to the in-ring sliding rail by being provided with a plurality of sliding grooves, the plurality of inner telescopic connecting cylinders and the plurality of sliding grooves on the outer side of the arc-shaped propelling plate are distributed in a staggered manner, and a tubular space for the inner telescopic connecting cylinders to stretch is provided inside the arc-shaped propelling plate.
As a preferable scheme of the present invention, the outer side of the propelling head support mechanism is provided with a plurality of sliding grooves slidably connected with the in-ring sliding rails, the inner side of the propelling head support mechanism is provided with an elastic sponge for supporting the hindbrain part, the center position of the top end of the elastic sponge is a concave structure matched with the shape of the hindbrain, the forehead flexible pressing plate is made of flexible engineering plastics, and the inner side of the forehead flexible pressing plate is provided with a sponge matched with the shape of the forehead.
As a preferred scheme of the present invention, the outer ring rotation adjustment assembly includes a transmission screw rod passing through the outer ring rotation base in a transverse direction, and bearing elastic self-locking seats installed on both sides of the outer ring rotation base and rotationally connected to the transmission screw rod, and two ends of the transmission screw rod are installed with one-way self-locking handles respectively engaged with the two bearing elastic self-locking seats in a one-way manner, and the two one-way self-locking handles on both sides respectively rotate clockwise and reversely self-lock with the two sets of bearing elastic self-locking seats.
As a preferred scheme of the present invention, the bearing elastic self-locking seat includes a bearing through which the transmission screw rod passes and is rotatably connected to the transmission screw rod, and a handle self-locking seat installed on an outer side surface of the bearing and through which the transmission screw rod passes, a plurality of telescopic one-way rotation locking heads are installed on an outer side of the handle self-locking seat, a plurality of telescopic springs respectively driving the one-way rotation locking heads to elastically extend outward are installed on an inner side of the handle self-locking seat, and an inner side of the one-way self-locking handle is one-way rotated and reversely self-locked through a slot provided with a slot matched with the one-way rotation locking head.
Compared with the prior art, the invention has the following beneficial effects:
(1) according to the invention, the flexible pressing plate is attached to the forehead, and the multipoint pressure source is applied to the outer side of the flexible pressing plate through the multipoint forehead pressing mechanism, so that a plurality of areas on the inner side of the flexible pressing plate can be better attached to the forehead, therefore, the shaking generated after the patient is stressed is reduced, and the difficulty of an anaesthetist in injecting the anesthetic into the patient is reduced;
(2) according to the invention, the mechanism for supporting the back of the brain and the flexible pressing plate attached to the forehead are butted and then installed in the annular outer installation ring, and then the outer installation ring is driven to rotate clockwise or anticlockwise through the outer ring rotation adjusting assembly, so that the head of a fixed patient can be adjusted to an angle convenient for a doctor to operate, and the adverse effect on the injection of anesthetic by an anaesthesiologist during the injection in a special anaesthesia area is reduced;
(3) the invention can change the head and the body position of the patient adaptively during anesthesia, thereby meeting the requirements of an anesthesiologist, can be pushed forwards and backwards after anesthesia to meet the requirements of a clinical operating doctor, does not have the influence of shielding and the like on the clinical operating doctor, and in addition, as the body is not separated from the patient only pushed forwards and backwards, the invention can be quickly carried out at any time when the fixation and the body position change are needed again in the operation process without using other auxiliary devices at risk.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
Fig. 1 provides an overall connection schematic for an embodiment of the present invention.
Fig. 2 is a schematic structural view of an outer mounting ring according to an embodiment of the present invention.
Fig. 3 is a schematic connection diagram of a multi-point forehead depressing mechanism according to an embodiment of the present invention.
Fig. 4 is a schematic connection diagram of an elastic self-locking seat of a bearing according to an embodiment of the present invention.
The reference numerals in the drawings denote the following, respectively:
1-folding operating tables; 2-transposition outside the loop; 3-damping connecting shaft; 4-an outer mounting ring; 5-a head support pushing mechanism; 6-arc propulsion plate; 7-multi-point forehead hold-down mechanism; 8-outer ring rotation adjustment assembly;
41-an intra-ring slide rail; 42-screw grooves; 43-screw drive twill; 44-a bearing ring;
71-forehead flexible pressure plate; 72-an elastic compression bar mechanism;
721-fixing the screw; 722-loosening or tightening the nut; 723-a tension spring; 724-inner telescopic connecting cylinder;
7241-external fixation connecting cylinder; 7242-a multi-section telescopic rod; 7243 pushing the inner top block of the plate;
81-a transmission screw rod; 82-elastic self-locking seat of bearing; 83-one-way self-locking handle;
821-a bearing; 822-handle self-locking seat;
8221-one-way rotary lock; 8222-expansion spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the invention provides an anesthesia auxiliary fixing device for brain surgery, which comprises a foldable operating bed 1, wherein an external rotation seat 2 is installed at the center position of the head of the foldable operating bed 1, the external rotation seat 2 is slidably connected with the foldable operating bed 1 through a damping connecting shaft 3, the external rotation seat 2 is used for adjusting the distance between the external rotation seat and the foldable operating bed 1 through the damping connecting shaft 3, and an external installation ring 4 is rotatably connected inside the external rotation seat 2.
The lower half part of the outer mounting ring 4 is connected with a propelling head support mechanism 5 for flexibly supporting the hindbrain part, the upper half part of the outer mounting ring 4 is connected with a semicircular arc propelling plate 6 in a sliding way, a multi-point forehead pressing mechanism 7 for elastically extruding forehead parts in multiple regions is installed on the inner side of the arc propelling plate 6, the head is extruded and fixed and the gap between the head is reduced by matching the propelling head support mechanism 5 and the multi-point forehead pressing mechanism 7, and the propelling head support mechanism 5 is suitable for switching between an anesthesia form and an operation form through back and forth movement along the inner side of the outer mounting ring 4.
The inner mounting of the outer rotating base 2 is provided with an outer ring rotation adjusting component 8 for driving the outer mounting ring 4 to rotate, two ends of the outer ring rotation adjusting component 8 are respectively used for locking the rotating position of the outer mounting ring 4 in a one-way mode, and the outer ring rotation adjusting component 8 is used for adjusting the inclination angle of the fixed head by driving the outer mounting ring 4 to rotate.
This embodiment is through using the laminating of flexible clamp plate at forehead position to press mechanism 7 to exert the pressure source of multiple spot to the outside of flexible clamp plate through the multiple spot forehead, make the laminating that a plurality of regions in inboard of flexible clamp plate can be better at forehead position, the travelling comfort when having promoted the patient and wearing, and prevent that the patient from shaking head and influencing the operation in the operation process. In addition, the mechanism for supporting the back of the brain and the flexible pressing plate attached to the forehead are installed in the annular outer installation ring 4 after being butted, and then the outer installation ring 4 is driven to rotate clockwise or anticlockwise through the outer ring rotation adjusting assembly 8, so that the head of a fixed patient can be adjusted to an angle convenient for a doctor to operate.
In the embodiment, the propelling head support mechanism 5 firstly supports the head of the patient to form a base which can change the position of the device, and then the forehead is extruded and fixed through the multi-point forehead pressing mechanism 7 on the arc propelling plate 6, so that the head of the patient is stably fixed by matching with the propelling head support mechanism 5, and the first stage of fixing effect is achieved.
At the fixed action of first stage simultaneously, retrain the patient trunk through lying in weight or other peripheral hardware results of folding operation table 1 patient self to make the change of the unable position that takes place of patient trunk, later the rotatory adjusting part 8 of rethread outer loop makes the patient head take place the angle change of less scope, the angle and the mode of its transform are similar to the patient and turn round, thereby also can not cause the discomfort to the patient when making the passive angle change that takes place of patient head.
According to the invention, through the two-stage fixing and adjusting, the patient can be actively fixed and can be passively switched according to the anesthesia body position requirement, so that the position fixing is ensured and the patient can be changed according to the body position requirement of an anesthesiologist.
The following will be made for a specific description in conjunction with the above-described fixing and adjustment. As shown in fig. 1 to 3, a plurality of in-loop slide rails 41 applied to the docking propulsion head support mechanism 5 and the arc propulsion plate 6 are installed inside the outer mounting ring 4, and the width of the lower half of the outer mounting ring 4 is larger than that of the upper half of the outer mounting ring 4, and the propulsion head support mechanism 5 slides laterally along the inner side of the lower half of the outer mounting ring 4 through the plurality of in-loop slide rails 41.
The outer side of the outer mounting ring 4 is provided with a screw groove 42 distributed around the center of the upper half part of the outer mounting ring 4, the inner side of the screw groove 42 is provided with a screw transmission twill 43 engaged with the outer ring rotation adjusting assembly 8, two side sleeves of the outer side of the outer mounting ring 4, which are positioned in the screw groove 42, are provided with bearing rings 44, and the outer mounting ring 4 is rotatably connected with the outer rotating base 2 through the two bearing rings 44.
The multi-point forehead pressing mechanism 7 comprises a forehead flexible pressing plate 71 for jointing a forehead part, a plurality of elastic pressing rod mechanisms 72 which extend into the arc-shaped pushing plate 6 and are used for providing a multi-point pressure source for the outer side of the forehead flexible pressing plate 71 are installed on the outer side of the forehead flexible pressing plate 71, each area on the forehead flexible pressing plate 71 is elastically jointed to each part of the forehead through the plurality of elastic pressing rod mechanisms 72, and a sponge for jointing the shape of the forehead is arranged on the inner side of the forehead flexible pressing plate 71.
The elastic pressure rod mechanism 72 comprises a fixed screw 721 vertically and fixedly connected with the forehead flexible pressure plate 71, a loose nut 722 in threaded connection is arranged on the outer side of the fixed screw 721, a loose spring 723 used for abutting against the arc-shaped pushing plate 6 is movably sleeved on the outer side of the fixed screw 721, and an inner telescopic connecting cylinder 724 extending into the arc-shaped pushing plate 6 for stretching is mounted at the top end of the fixed screw 721.
The inner telescopic connecting cylinder 724 includes an outer fixing connecting cylinder 7241 fixedly connected with the fixing screw 721, and the inner sliding connection of the outer fixing connecting cylinder 7241 is provided with a multi-section telescopic rod 7242, and the top end of the multi-section telescopic rod 7242 is fixedly provided with a thrust plate inner top block 7243 for preventing the arc thrust plate 6 from sliding out.
The outside of arc propulsion board 6 is through being equipped with a plurality of spouts and intra-annular slide rail 41 sliding connection, and a plurality of interior flexible even section of thick bamboo 724 and the crisscross distribution of a plurality of spouts in the arc propulsion board 6 outside to the inside of arc propulsion board 6 is equipped with the flexible tubular space of a section of thick bamboo 724 that stretches out and draws back in the confession.
The outer side of the propelling head support mechanism 5 is provided with a plurality of sliding grooves which are in sliding connection with the in-ring sliding rails 41, the inner side of the propelling head support mechanism 5 is provided with an elastic sponge for supporting the hindbrain part, the center position of the top end of the elastic sponge is a concave structure which is matched with the shape of the hindbrain, the forehead flexible pressing plate 71 is made of flexible engineering plastics, and the inner side of the forehead flexible pressing plate 71 is provided with a sponge which is matched with the shape of the forehead.
The steps used by the invention are mainly divided into wearing by a patient and later-period adjustment, wherein the wearing by the patient comprises the following specific steps:
and step 100, sequentially installing the in-loop slide rails 41 on the inner side of the outer installation ring 4 according to the length, and butting the propelling head support mechanism 5 with the plurality of in-loop slide rails 41 to enable the propelling head support mechanism 5 to be located on the inner side of the lower half part of the outer installation ring 4.
Step 200, the patient lies on the folding operating bed, and the propulsion head support mechanism 5 is used for supporting the hindbrain of the patient.
Step 300, preliminarily attaching the forehead flexible pressing plate 71 of the multi-point forehead pressing mechanism 7 to the forehead of the patient, and then controlling the outward rotating base 2 to push towards the patient along the damping connecting shaft 3, so that the pushing head support mechanism 5 slides along the in-ring sliding rail 41 towards the rear of the outward mounting ring 4, and meanwhile, the arc-shaped pushing plate 6 is butted with the inner side in-ring sliding rail 41 at the upper half part of the outward mounting ring 4.
Step 400, adjusting the pressure of each area of the forehead flexible pressing plate 71 by controlling the elastic pressing rod mechanism 72, so that the forehead flexible pressing plate 71 better fits the forehead of the patient.
In step 400, at this time, the arc pushing plate 6 with the multi-point forehead pressing mechanism 7 is coupled to the inner side of the outer mounting ring 4, the forehead flexible pressing plate 71 is preliminarily attached to the forehead of the patient, and at this time, the pressure of the corresponding region where the forehead flexible pressing plate 71 is attached to the forehead of the patient can be adjusted by twisting any one group of the elastic pressing rod mechanisms 72, which specifically includes:
step 401, turning the turnbuckle 722 counterclockwise, so that the turnbuckle 722 moves upward along the fixing screw 721, and drives the turnbuckle 723 to be compressed.
Step 402, at this time, the inner telescopic connecting cylinder 724 connected to the top end of the fixing screw 721 is subjected to a pulling force generated by the release of the elastic spring 723, so that the outer fixed connecting cylinder 7241 in the arc-shaped pushing plate 6 extends out of the arc-shaped pushing plate 6, and the multi-section telescopic rod 7242 is driven to start to expand under the abutting action of the pushing block 7243 in the pushing plate and the arc-shaped pushing plate 6.
As the overall length of the multi-segment telescoping rod 7242 increases, the pressure of the corresponding area of the forehead flexible pressure plate 71 increases under the action of the tension spring 723, so that the corresponding area of the forehead flexible pressure plate 71 fits more closely to the corresponding part of the patient's forehead.
As shown in fig. 1 and 4, the outer ring rotation adjusting assembly 8 includes a transmission screw 81 transversely passing through the outer ring rotation base 2, and bearing elastic self-locking bases 82 installed at both sides of the outer ring rotation base 2 and rotatably connected with the transmission screw 81, and one-way self-locking handles 83 respectively engaged with the bearing elastic self-locking bases 82 at both sides are installed at both ends of the transmission screw 81, and the one-way self-locking handles 83 at both sides respectively rotate clockwise and reversely self-lock with the two sets of bearing elastic self-locking bases 82.
The bearing elastic self-locking seat 82 comprises a bearing 821, a handle self-locking seat 822, a plurality of telescopic one-way rotating locking heads 8221 and a plurality of telescopic springs 8222, wherein the bearing 821 is used for enabling the transmission screw rod 81 to penetrate through and is rotationally connected with the transmission screw rod 81, the handle self-locking seat 822 is installed on the outer side of the bearing 821 and enables the transmission screw rod 81 to penetrate through, the plurality of telescopic one-way rotating locking heads 8221 are installed on the outer side of the handle self-locking seat 822, the plurality of telescopic springs 8222 are installed on the inner side of the handle self-locking seat 822 and drive the one-way rotating locking heads 8221 to extend outwards elastically, and the inner side of the one-way self-locking handle 83 is unidirectionally rotated and reversely self-locked through a clamping groove matched with the one-way rotating locking heads 8221.
After the head of the patient is fixed, the medical staff can adjust the angle of the outer mounting ring 4 by rotating the one-way self-locking handle 83 counterclockwise, and the inner side of the one-way self-locking handle 83 is clamped with the one-way rotation lock head 8221 at the outer side of the handle self-locking seat 822, so that the transmission screw rod 81 can be driven to rotate when the one-way self-locking handle 83 is rotated counterclockwise.
When the left one-way self-locking handle 83 is rotated anticlockwise, the transmission screw rod 81 is driven to rotate clockwise in the bearings 821 at the two sides of the outer rotating seat 2, and the outer threads of the transmission screw rod 81 are matched with the screw rod transmission inclined grains 43 in the screw rod groove 42 at the outer side of the outer mounting ring 4 along with the rotation of the transmission screw rod, so that the outer mounting ring 4 is driven to rotate anticlockwise at the inner side of the outer rotating seat 2;
when the one-way self-locking handle 83 on the right side rotates anticlockwise, the transmission screw rod 81 is driven to rotate anticlockwise, and then the outer mounting ring 4 is driven to rotate clockwise on the inner side of the outer rotating seat 2.
And, when anticlockwise rotating one-way auto-lock handle 83 and drive transmission lead screw 81 clockwise, drive left one-way auto-lock handle 83 clockwise, the inboard recess of one-way auto-lock handle 83 can cooperate the inclined plane of one-way rotation tapered end 8221 this moment, make one-way auto-lock handle 83 in clockwise pivoted in-process along the inclined plane of one-way rotation tapered end 8221 continue to impress one-way rotation tapered end 8221 in handle auto-lock seat 822, when making the one-way auto-lock handle 83 anticlockwise rotation in right side, left one-way auto-lock handle 83 can not be with left handle auto-lock seat 822 block, vice versa.
In addition, the telescopic spring 8222 is extruded in the process that the one-way rotation lock head 8221 is pressed into the handle self-locking seat 822, and then the telescopic spring 8222 is released to drive the one-way rotation lock head 8221 to pop out.
The above embodiments are only exemplary embodiments of the present application, and are not intended to limit the present application, and the protection scope of the present application is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present application and such modifications and equivalents should also be considered to be within the scope of the present application.
Claims (8)
1. An anesthesia auxiliary fixing device for brain surgery, comprising a folding operating bed (1), characterized in that: an external rotation seat (2) is mounted at the center of the head of the folding operating bed (1), the external rotation seat (2) is in sliding connection with the folding operating bed (1) through a damping connecting shaft (3), the external rotation seat (2) is adjusted to be spaced from the folding operating bed (1) through the damping connecting shaft (3), and an external mounting ring (4) is rotatably connected inside the external rotation seat (2);
the lower half part of the outer mounting ring (4) is slidably connected with a propelling head support mechanism (5) for flexibly supporting the hindbrain part, the upper half part of the outer mounting ring (4) is slidably connected with a semicircular arc-shaped propelling plate (6), a multi-point forehead pressing mechanism (7) for elastically extruding multiple regions of the forehead part is arranged on the inner side of the arc-shaped propelling plate (6), the head is extruded and fixed and the gap between the head is reduced by matching the propelling head support mechanism (5) and the multi-point forehead pressing mechanism (7), and the propelling head support mechanism (5) is suitable for switching the anesthesia form and the operation form by moving back and forth along the inner side of the outer mounting ring (4);
an outer ring rotation adjusting component (8) used for driving the outer mounting ring (4) to rotate is mounted inside the outer ring rotating seat (2), two ends of the outer ring rotation adjusting component (8) are respectively used for locking the rotating position of the outer mounting ring (4) in a one-way mode, and the outer ring rotation adjusting component (8) is used for adjusting the fixed head inclination angle by driving the outer mounting ring (4) to rotate;
the multi-point forehead pressing mechanism (7) comprises a forehead flexible pressing plate (71) used for being attached to a forehead part, a plurality of elastic pressing rod mechanisms (72) which extend into the arc-shaped pushing plate (6) and are used for providing a multi-zone pressure source for the outer side of the forehead flexible pressing plate (71) are mounted on the outer side of the forehead flexible pressing plate (71), each zone on the forehead flexible pressing plate (71) is elastically attached to each forehead part through the plurality of elastic pressing rod mechanisms (72), and a sponge used for being matched with the shape of the forehead is arranged on the inner side of the forehead flexible pressing plate (71);
the elastic pressure rod mechanism (72) comprises a fixed screw rod (721) vertically and fixedly connected with the forehead flexible pressure plate (71), the outer side of the fixed screw rod (721) is provided with a loose nut (722) in threaded connection, the outer side of the fixed screw rod (721) is movably sleeved with a loose spring (723) used for abutting against the arc-shaped propelling plate (6), and the top end of the fixed screw rod (721) is provided with an inner telescopic connecting cylinder (724) which extends into the arc-shaped propelling plate (6) to stretch out and draw back.
2. An anesthesia auxiliary fixture for brain surgery according to claim 1, wherein: the internally mounted of outer collar (4) has a plurality of butt joints of being applied to advance head support mechanism (5) with the intra-annular slide rail (41) of arc propulsion board (6), and the latter half width of outer collar (4) is greater than the first half width of outer collar (4), it is a plurality of that advance head support mechanism (5) are through a plurality of intra-annular slide rail (41) are followed the inboard lateral sliding of outer collar (4) the latter half.
3. An anesthesia auxiliary fixture for brain surgery according to claim 1, wherein: the outside of outer collar (4) is equipped with around screw rod groove (42) that outer collar (4) first half central point put the distribution, and the inboard of screw rod groove (42) be equipped with screw rod transmission twill (43) of outer loop rotation regulation subassembly (8) meshing, the outside of outer collar (4) is in the both sides cover of screw rod groove (42) is equipped with bearing ring (44), outer collar (4) are through two bearing ring (44) with swivel mount (2) are rotated outside the ring and are connected.
4. An anesthesia auxiliary fixture for brain surgery according to claim 1, wherein: interior even section of thick bamboo (724) of stretching out and drawing back include with solid fixed screw (721) outer even section of thick bamboo (7241) of fixed connection, and the inside sliding connection of outer even section of thick bamboo (7241) has the flexible multistage telescopic link of multistage (7242), and the top fixed mounting of multistage telescopic link (7242) is used for preventing the roll-off kicking block (7243) in the propulsion board of arc propulsion board (6).
5. An anesthesia auxiliary fixture for brain surgery according to claim 2, wherein: the outer side of the arc-shaped propelling plate (6) is in sliding connection with the in-ring sliding rail (41) through a plurality of sliding grooves, the inner telescopic connecting cylinders (724) and the plurality of sliding grooves on the outer side of the arc-shaped propelling plate (6) are distributed in a staggered mode, and tubular spaces for the inner telescopic connecting cylinders (724) to stretch are arranged inside the arc-shaped propelling plate (6).
6. An anesthesia auxiliary fixture for brain surgery according to claim 2, wherein: the outer side of the propelling head support mechanism (5) is provided with a plurality of sliding grooves which are in sliding connection with the in-ring sliding rails (41), the inner side of the propelling head support mechanism (5) is provided with an elastic sponge for supporting the hindbrain part, the center of the top end of the elastic sponge is of a concave structure which is matched with the shape of the hindbrain, the forehead flexible pressing plate (71) is made of flexible engineering plastics, and the inner side of the forehead flexible pressing plate (71) is provided with a sponge matched with the shape of the forehead.
7. An anesthesia auxiliary fixture for brain surgery according to claim 1, wherein: the outer ring rotation adjusting assembly (8) comprises a transmission screw rod (81) transversely penetrating through the outer ring rotating seat (2), bearing elastic self-locking seats (82) rotatably connected with the transmission screw rod (81) and installed on two sides of the outer ring rotating seat (2), unidirectional self-locking handles (83) respectively clamped with the bearing elastic self-locking seats (82) in one direction and two groups respectively installed at two ends of the transmission screw rod (81), and the unidirectional self-locking handles (83) on two sides are respectively and unidirectionally rotated clockwise and reversely self-locked with the bearing elastic self-locking seats (82).
8. An anesthesia auxiliary fixture for brain surgery according to claim 7, wherein: bearing elasticity is from lock seat (82) including the confession transmission lead screw (81) pass and with transmission lead screw (81) rotate bearing (821) of connecting, and install bearing (821) lateral surface supplies handle self-lock seat (822) that transmission lead screw (81) passed, a plurality of telescopic one-way rotation tapered ends (8221) are installed in the outside of handle self-lock seat (822), and a plurality of drives respectively are installed to the inboard of handle self-lock seat (822) one-way rotation tapered end (8221) is outside expanding spring (8222) that stretches out to elasticity, the inboard of one-way auto-lock handle (83) through be equipped with one-way rotation tapered end (8221) complex draw-in groove one-way rotation and reverse auto-lock.
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| CN202011237496.6A CN112336573B (en) | 2020-11-09 | 2020-11-09 | A supplementary fixing device of anesthesia for brain surgery |
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| CN202011237496.6A CN112336573B (en) | 2020-11-09 | 2020-11-09 | A supplementary fixing device of anesthesia for brain surgery |
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| CN112336573A CN112336573A (en) | 2021-02-09 |
| CN112336573B true CN112336573B (en) | 2022-08-02 |
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| CN202011237496.6A Active CN112336573B (en) | 2020-11-09 | 2020-11-09 | A supplementary fixing device of anesthesia for brain surgery |
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| CN113041086B (en) * | 2021-03-25 | 2022-11-04 | 汉中市中心医院 | Microvascular decompression device for facial spasm cranial nerve diseases |
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| CN112336573A (en) | 2021-02-09 |
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