CN111012523B - Encephalopathy treatment fixing device - Google Patents
Encephalopathy treatment fixing device Download PDFInfo
- Publication number
- CN111012523B CN111012523B CN201911326594.4A CN201911326594A CN111012523B CN 111012523 B CN111012523 B CN 111012523B CN 201911326594 A CN201911326594 A CN 201911326594A CN 111012523 B CN111012523 B CN 111012523B
- Authority
- CN
- China
- Prior art keywords
- crank
- matched
- adjusting
- clamping
- wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
- A61B90/14—Fixators for body parts, e.g. skull clamps; Constructional details of fixators, e.g. pins
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/10—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges for stereotaxic surgery, e.g. frame-based stereotaxis
Abstract
The invention belongs to the technical field of medical instruments, and particularly relates to a encephalopathy treatment fixing device which comprises a support frame, wherein a clamping mechanism is arranged on the support frame; the clamping mechanism comprises a bottom plate, and a head supporting groove is formed in the middle of the bottom plate; the right side of the head supporting groove is provided with a right clamping device, the right clamping device is connected with a left clamping structure, and the left clamping device and the right clamping device are matched to fix the head of the patient; the right clamping device comprises a crank structure, and the output end of the crank structure is connected with a right clamping structure; the crank structure comprises a transmission structure, and a crank assembly matched with the right clamping structure and a crank adjusting assembly matched with the crank assembly are connected to the transmission structure; the left clamping device comprises a connecting transmission structure connected with the crank structure, and the connecting transmission structure is connected with a left clamping structure matched with the right clamping structure.
Description
Technical Field
The invention belongs to the technical field of medical instruments, relates to a fixing device, and particularly relates to a fixing device for encephalopathy treatment.
Background
Encephalopathy refers to brain nerve tissue injury caused by heredity, congenital cerebral hypoplasia, brain trauma, brain tumor, cerebral hemorrhage, cerebral obstruction, infection, and chemical drug poisoning; the encephalopathy is divided into a plurality of diseases, different diseases are treated differently, and common encephalopathy comprises cerebrovascular diseases, brain tumors and brain degeneration diseases. And secondary to other diseases, such as hepatic encephalopathy and hypertensive encephalopathy. The treatment aiming at the cerebrovascular disease is the etiological treatment, such as controlling bleeding and infarction, reducing complications and sequelae and preventing recurrence. Brain tumors are mainly surgical treatment, and space occupying tumors are excised. The brain degeneration diseases such as Parkinson are symptomatic treatment, the disease progress speed is slowed down, the symptoms such as limb trembling and the like are relieved, and the life quality is improved. Aiming at secondary encephalopathy such as hepatic encephalopathy, hypertensive encephalopathy, etc., removing induction factors, and treating primary morbidity, such as improving liver function, reducing blood gas, controlling blood pressure, and gradually relieving encephalopathy symptoms.
In the process of treating encephalopathy, the head of a patient needs to be fixed, so that a corresponding fixing device is produced at the same time; however, when the existing fixing device is used, the size of the fixing device is mostly fixed, but the head of a patient is different in size, so that head fixing frames with various specifications are needed, and a large economic burden is brought to the patient; in addition, when the head fixing device is used, the head of a patient needs to be slowly placed on the fixing device due to the inconvenience of adjustment in the process of placing the head fixing device between the fixing devices, so that the head of the patient is prevented from being accidentally injured by the fixing device.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides a encephalopathy treatment fixing device, which effectively solves the problem that the existing fixing device is inconvenient to use.
In order to achieve the purpose, the invention adopts the following technical scheme: a fixing device for encephalopathy treatment comprises a support frame, wherein a clamping mechanism is arranged on the support frame; the clamping mechanism comprises a bottom plate, and a head supporting groove is formed in the middle of the bottom plate; the right side of the head supporting groove is provided with a right clamping device, the right clamping device is connected with a left clamping structure, and the left clamping device and the right clamping device are matched to fix the head of the patient; the right clamping device comprises a crank structure, and the output end of the crank structure is connected with a right clamping structure; the crank structure comprises a transmission structure, and a crank assembly matched with the right clamping structure and a crank adjusting assembly matched with the crank assembly are connected to the transmission structure; the left clamping device comprises a connecting transmission structure connected with the crank structure, and a left clamping structure matched with the right clamping structure is connected to the connecting transmission structure.
Compared with the prior art, the invention has the following beneficial effects:
when the crank assembly is used, the connecting rod, the push block and the crank structure form a crank sliding block structure, and the crank assembly drives the push block to move through the connecting rod so as to move the push block in a large range; the clamping assembly can be driven to quickly keep away from the head supporting groove through the connecting rod, the push block and the crank structure, so that the time for adjusting the clamping assembly to keep away from the head supporting groove can be shortened, the head of a patient is prevented from being damaged due to the fact that the head of the patient is contacted with the left clamping structure or the right clamping structure when the patient places the head in the head supporting groove, and the safety of the device is improved.
When the head of a patient is fixed, the crank assembly drives the push block to move through the connecting rod, so that the push block can move in a large range; the head fixing device has the advantages that the crank is driven to rotate through the cooperation of the forward ratchet wheel and the forward pawl, the crank rotates to roughly adjust the right clamping structure and the left clamping structure, the reverse ratchet wheel and the reverse pawl are used to drive the steering bevel gear set to rotate, and the steering bevel gear set is used to finely adjust the right clamping structure and the left clamping structure through the cooperation of the reciprocating screw rod and the adjusting block, so that the head fixing device not only can quickly fix the head of a patient, but also has better fixing effect when the head of the patient is fixed through the crank adjusting assembly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a first isometric view of a clamping mechanism of the present invention;
FIG. 3 is a second isometric view of the clamping mechanism of the present invention;
FIG. 4 is a third perspective view of the clamping mechanism of the present invention;
FIG. 5 is a schematic view showing the internal structure of the clamping mechanism of the present invention;
FIG. 6 is a schematic structural view of a right clamp structure according to the present invention;
FIG. 7 is an enlarged view of the area of FIG. 6A of the present invention;
FIG. 8 is a first isometric view of the crank adjustment assembly of the present invention;
FIG. 9 is a second isometric view of a crank adjustment assembly of the present invention
FIG. 10 is an enlarged view of the area of FIG. 9B of the present invention;
FIG. 11 is an isometric view of a crank assembly of the present invention;
FIG. 12 is an enlarged view of the area of FIG. 11C of the present invention;
FIG. 13 is a first isometric view of a left clamp structure of the present invention;
FIG. 14 is a second isometric view of the left clamp structure of the present invention;
FIG. 15 is an isometric view of a fixation structure of the present invention;
FIG. 16 is an isometric view of a clamp assembly of the present invention;
in the figure: 1. a supporting frame, 2, a left clamping device, 3, a right clamping device, 4, a left slideway, 5, a scale mark, 6, a left clamping structure, 7, a head supporting groove, 8, a clamping component, 9, a connecting rod, 10, a crank cavity, 11, a bottom plate, 12, a fixing structure, 13, a connecting rack, 14, a left driven wheel, 15, a left driving wheel, 16, a crank structure, 17, a right driving wheel, 18, a right driven wheel, 19, a crank, 20, a guide rail, 21, a reciprocating screw rod, 22, a steering bevel gear set, 23, a knob, 24, an adjusting block, 25, a reverse ratchet wheel, 26, an adjusting turntable, 27, an adjusting spring, 28, a reverse pawl, 29, an adjusting rotating shaft, 30, a forward ratchet wheel, 31, a crank turntable, 32, a crank rotating shaft, 33, a forward pawl, 34, a connecting rod, 35, a left driving driven wheel, 36, a left rack, 37, a connecting block, 38, a clamping adjusting block, 39. the clamping device comprises a clamping plate 40, a supporting plate 41, a fixing screw rod 42, a fixing sliding barrel 43, a sliding plate 44, a connecting plate 45, a clamping sliding block 46 and a clamping sliding groove.
Detailed Description
A fixing device for encephalopathy therapy is shown in figures 1-16 and comprises a support frame 1, wherein a clamping mechanism is arranged on the support frame 1; the support frame 1 comprises a telescopic rod fixedly connected with the bottom plate 11, the telescopic rod is preferably an electric telescopic rod, and one end of the telescopic rod is connected with a universal wheel; the clamping mechanism comprises a bottom plate 11, and a head supporting groove 7 is formed in the middle of the bottom plate 11; the right side of the head supporting groove 7 is provided with a right clamping device 3, the right clamping device 3 is connected with a left clamping structure 6, and the left clamping device 2 is matched with the right clamping device 3 to fix the head of the patient; the right clamping device 3 comprises a crank structure 16, and the output end of the crank structure 16 is connected with a right clamping structure; the crank structure 16 comprises a transmission structure, and a crank assembly matched with the right clamping structure and a crank adjusting assembly matched with the crank assembly are connected to the transmission structure; the left clamping device 2 comprises a connecting transmission structure connected with a crank structure 16, and a left clamping structure 6 matched with the right clamping structure is connected to the connecting transmission structure.
When the clamping device is used, the clamping mechanism is moved to an operating bed by using the support frame 1, the telescopic rod drives the clamping mechanism to adapt to the height of the operating bed, and the universal wheels are used for facilitating the support frame 1 to move the clamping mechanism, so that the clamping device is more convenient to use; the left clamping device 2 and the right clamping device 3 are matched to fix the head of the patient at the head supporting groove 7, when the head supporting device is used specifically, the crank assembly is used for driving the right clamping structure to be away from the head supporting groove 7, and meanwhile, the crank structure 16 drives the left clamping structure 6 to be away from the head supporting groove 7 through the connecting transmission structure; the right clamping structure and the left clamping structure 6 are driven by the crank assembly to be far away from the head supporting groove 7, so that when a patient places the head in the head supporting groove 7, the head is prevented from contacting with the left clamping structure 6 or the right clamping structure, and the head of the patient is prevented from being damaged; when the head of a patient is fixed, the transmission structure is used for driving the crank assembly to move, the crank assembly drives the right clamping structure to move towards the head supporting groove 7, meanwhile, the crank structure 16 drives the connection transmission structure to move, and the connection transmission structure drives the left clamping structure 6 to move towards the head supporting groove 7; the right clamping structure and the left clamping structure 6 move to the head of the patient, and the crank assembly stops acting; the transmission structure drives the crank adjusting component to act, and the crank adjusting component finely adjusts the actions of the right clamping structure and the left clamping structure 6 to fix the head of the patient; namely, when the head of the patient is fixed, the crank assembly is used for roughly adjusting the right clamping structure and the left clamping structure 6, and the crank adjusting assembly is used for finely adjusting the right clamping structure and the left clamping structure 6, so that the head fixing device can adapt to the sizes of the heads of different patients, and when the head of the patient is fixed, the fixing effect is better.
The transmission structure comprises a right driving wheel 17, a knob 23 matched with the right driving wheel 17 is arranged on the crank cavity 10, and a right driven wheel 18 is meshed on the right driving wheel; as shown in fig. 11 and 12, the crank assembly includes a forward ratchet 30 fixedly connected to the right driven wheel 18, a crank turntable 31 is rotatably connected to the right driven wheel 18, a forward pawl 33 matched with the forward ratchet 30 is rotatably connected to the crank turntable 31, a crank 19 spring matched with the forward pawl 33 is further disposed on the crank turntable 31, and the right driven wheel 18 drives the crank turntable 31 to rotate through the cooperation of the forward ratchet 30 and the forward pawl 33; a crank rotating shaft 32 is fixedly connected to the crank turntable 31, and a crank 19 is fixedly connected to the crank rotating shaft 32; the crank 19 comprises a disk part fixedly connected with the crank rotating shaft 32, and the disk part is fixedly connected with the crank 19 part corresponding to the reciprocating screw rod 21; the right driven wheel 18 is fixedly connected with a bearing, the right driven wheel 18 is fixedly connected with the outer circle of the bearing, and the disk part is fixedly connected with the inner circumference of the bearing.
As shown in fig. 8-10, the crank adjusting assembly comprises a reverse ratchet wheel 25 fixedly connected with the right driven wheel 18, and the tooth directions of the reverse ratchet wheel 25 and the forward ratchet wheel 30 are opposite; the bottom plate 11 is rotatably connected with an adjusting turntable 26, the adjusting turntable 26 is rotatably connected with a reverse pawl 28 matched with the reverse ratchet wheel 25, the adjusting turntable 26 is also provided with an adjusting spring 27 matched with the reverse pawl 28, and the right driven wheel 18 drives the adjusting turntable 26 to rotate through the matching of the reverse ratchet wheel 25 and the reverse pawl 28; an adjusting rotating shaft 29 is fixedly connected to the adjusting turntable 26, and the adjusting rotating shaft 29 penetrates through a crank rotating shaft 32; one end of the crank rotating shaft 32, which is far away from the crank rotating disc 31, is fixedly connected with a steering bevel gear set 22, the output end of the steering bevel gear set 22 is connected with a reciprocating screw rod 21, an adjusting block 24 which is in sliding connection with a crank 19 is screwed on the reciprocating screw rod 21, a guide rail 20 which is matched with the adjusting block 24 is arranged on the crank 19, and the adjusting block 24 is connected with a right clamping structure; the steering bevel gear set 22 comprises a driving bevel gear fixedly connected with the crank rotating shaft 32, and a driven bevel gear fixedly connected with the reciprocating screw rod 21 is meshed on the driving bevel gear.
When the crank structure 16 is used, the knob 23 is rotated in the forward direction, the knob 23 rotates to drive the right driving wheel 17 to rotate, the right driving wheel 17 drives the right driven wheel 18 to rotate, and the right driven wheel 18 drives the crank turntable 31 to rotate through the cooperation of the forward ratchet 30 and the forward pawl 33; the crank rotating disc 31 drives the crank rotating shaft 32 to rotate, and the crank rotating shaft 32 drives the crank 19 to rotate; meanwhile, the crank 19 drives the screw rod and the driven bevel gear on the crank 19 to rotate along the driving bevel gear, the reverse pawl 28 slides along the ratchet back of the reverse ratchet 25 under the action of the adjusting spring 27, and the screw rod drives the right clamping structure to act through the adjusting block 24.
When the right clamping structure and the left clamping structure 6 are close to the head of the patient, the knob 23 is rotated reversely, the knob 23 rotates to drive the right driving wheel 17 to rotate, and the right driving wheel 17 drives the right driven wheel 18 to rotate; the right driven wheel 18 is matched with a reverse ratchet wheel 25 and a reverse pawl 28 to drive an adjusting rotary disc 26 to rotate, the adjusting rotary disc 26 drives an adjusting rotary shaft 29 to rotate, the adjusting rotary shaft 29 drives a driving bevel gear, the driving bevel gear rotates through a driven bevel gear, the driven bevel gear drives a reciprocating screw rod 21 to rotate, the reciprocating screw rod 21 drives an adjusting block 24 to slide along a guide rail 20, and the adjusting block 24 drives a right clamping structure to act; at the same time, the forward pawl 33 slides along the ratchet back of the forward ratchet 30 under the action of the spring of the crank 19, i.e. the crank 19 is fixed; when the head fixing device is used, the crank 19 is driven to rotate through the cooperation of the forward ratchet 30 and the forward pawl 33, the crank 19 rotates to roughly adjust the right clamping structure and the left clamping structure 6, the reverse ratchet 25 and the reverse pawl 28 are used to drive the steering bevel gear set 22 to rotate through the cooperation of the reverse ratchet 25 and the reverse pawl 28, and the steering bevel gear set 22 is used to finely adjust the right clamping structure and the left clamping structure 6 through the cooperation of the reciprocating screw rod 21 and the adjusting block 24, so that the head fixing device can adapt to the sizes of heads of different patients, and the fixing effect is better when the head of the patient is fixed.
The right clamping structure comprises a connecting rod 9 rotatably connected with the adjusting block 24, one end, far away from the adjusting block 24, of the connecting rod 9 is rotatably connected with a push block, a right slide matched with the push block is arranged on the bottom plate 11, and a right clamping assembly 8 corresponding to the head supporting groove 7 is connected to the push block.
The crank 19 rotates, the crank 19 drives the connecting rod 9 to rotate through the adjusting block 24, the connecting rod 9 slides along the right slideway through the push block, and the push block drives the right clamping assembly 8 to fix the head of the patient; a connecting rod 9, a push block and a crank structure 16 form a crank 19 slide block structure, and a crank component drives the push block to move through the connecting rod 9 so as to move the push block in a large range; the reciprocating screw 21 and the adjusting block 24 in the crank adjusting component are used for driving the connecting rod 9 to perform micro-motion.
The connecting transmission structure comprises a connecting rack 13 fixedly connected with the push block, the connecting rack 13 is connected with the bottom plate 11 in a sliding manner, and the bottom plate 11 is provided with a left driving wheel 15 meshed with the connecting rack 13; the left driving wheel 15 is meshed with an idler wheel, and the idler wheel is meshed with a left driven wheel 14. As shown in fig. 13 and 14, the left clamping structure 6 includes a left driving wheel coaxially fixed to the left driven wheel 14, the left driving wheel is engaged with a left driven wheel 35, and both the left driving wheel and the left driven wheel 35 are engaged with a left rack 36; one end of the left rack 36 far away from the head supporting groove 7 is connected with a connecting rod 34, the other end of the left rack 36 is connected with a connecting block 37, a left slide 4 matched with the connecting block 37 is arranged on the bottom plate 11, scale marks 5 matched with the connecting block 37 are further arranged on the bottom plate 11, and a left clamping assembly matched with the right clamping assembly 8 is connected onto the connecting block 37.
When the left clamping device 2 is used, in the process that the push block slides along the right slideway, the push block drives the connecting rack 13 to slide along the bottom plate 11, the connecting rack 13 drives the left driving wheel 15 meshed with the connecting rack to rotate, and the left driving wheel 15 drives the left driven wheel 14 to rotate through the idle wheel; the left driven wheel 14 drives a left transmission driving wheel coaxial with the left driven wheel to rotate, the left transmission driving wheel drives a right transmission driven wheel to rotate, the right transmission driving wheel and the right transmission driven wheel drive a pair of left racks 36 to move, and the pair of left racks 36 drive the left clamping assembly to move through a connecting block 37 to fix the head of a patient. The left clamping structure 6 and the right clamping structure are driven to synchronously move by arranging the connecting transmission structure, so that the fixing of the device is more convenient; the right transmission driving wheel and the right transmission driven wheel are arranged to drive the left racks 36 to move, so that the left clamping structure 6 moves more stably.
As shown in fig. 16, each of the left clamping assembly and the right clamping assembly 8 includes a clamping adjusting block 38, a clamping sliding slot 46 is formed in the clamping adjusting block 38, a pair of clamping sliding blocks 45 is slidably connected to the clamping sliding slot 46, fastening screws matched with the clamping sliding slots 46 are formed in the clamping sliding blocks 45, and clamping plates 39 are respectively disposed on the clamping sliding blocks 45.
When the left clamping assembly and the right clamping assembly 8 are used, the clamping plates 39 are adjusted through the clamping sliding grooves 46 and the clamping sliding blocks 45 according to the length of the head of a patient, so that the pair of clamping plates 39 correspond to the head of the patient, and the fixing effect of the invention is improved.
As shown in fig. 15, a pair of fixing structures 12 is disposed on the bottom plate 11, the pair of fixing structures 12 includes a connecting plate 44 rotatably connected to the bottom plate 11, and a supporting plate 40 is connected to an end of the connecting plate 44 away from the bottom plate 11; the supporting plate 40 is rotatably connected with a fixing screw rod 41, the fixing screw rod 41 is provided with a fixing knob, the fixing screw rod 41 is screwed with a fixing sliding cylinder 42, and one end of the fixing sliding cylinder 42 far away from the fixing screw rod 41 is fixedly connected with a sliding plate 43 which is slidably connected with a connecting plate 44. The present invention is secured to the operating bed using the securing structure 12 to increase the stability of the present invention.
The working process of the invention is as follows:
the adjusting process is as follows:
the clamping mechanism is moved to the operating bed by using the support frame 1, the telescopic rod drives the clamping mechanism to adapt to the height of the operating bed, and the universal wheels are used for facilitating the support frame 1 to move the clamping mechanism; the connecting plate 44 is rotated to enable the sliding plate 43 to be positioned below the operating bed, the fixing knob is rotated to drive the fixing screw rod 41 to rotate along the supporting plate 40, and as the fixing screw rod 41 is in threaded connection with the fixing sliding cylinder 42, the fixing screw rod 41 drives the sliding plate 43 to be matched with the bottom plate 11 through the fixing sliding cylinder 42 to fix the invention on the operating bed; the clamping plates 39 are adjusted through the clamping chutes 46 and the clamping sliders 45 according to the length of the head of the patient, so that the pair of clamping plates 39 correspond to the head of the patient.
The knob 23 is rotated in the forward direction, the knob 23 rotates to drive the right driving wheel 17 to rotate, the right driving wheel 17 drives the right driven wheel 18 to rotate, and the right driven wheel 18 drives the crank turntable 31 to rotate through the cooperation of the forward ratchet 30 and the forward pawl 33; the crank rotating disc 31 drives the crank rotating shaft 32 to rotate, and the crank rotating shaft 32 drives the crank 19 to rotate; the crank 19 drives the connecting rod 9 to rotate through the adjusting block 24, the connecting rod 9 slides along the right slideway through the pushing block, and the pushing block drives the clamping plate 39 to move in the direction far away from the head supporting groove 7 through the clamping adjusting block 38.
Meanwhile, the push block drives the connecting rack 13 to slide along the bottom plate 11, the connecting rack 13 drives the left driving wheel 15 meshed with the connecting rack to rotate, and the left driving wheel 15 drives the left driven wheel 14 to rotate through the idle wheel; the left driven wheel 14 drives a left transmission driving wheel coaxially and fixedly connected with the left driven wheel to rotate, the left transmission driving wheel drives a right transmission driven wheel to rotate, the right transmission driving wheel and the right transmission driven wheel drive a pair of left racks 36 to move, the pair of left racks 36 drive a clamping adjusting block 38 to move through a connecting block 37, and the clamping adjusting block 38 drives a clamping plate 39 to move in the direction far away from the head supporting groove 7; after the adjustment is completed, the patient lies on the operation bed, and the head is placed at the head support groove 7.
The fixing process comprises the following steps:
the knob 23 is rotated forward continuously, the knob 23 rotates to drive the right driving wheel 17 to rotate, the right driving wheel 17 drives the right driven wheel 18 to rotate, and the right driven wheel 18 drives the crank turntable 31 to rotate through the cooperation of the forward ratchet 30 and the forward pawl 33; the crank rotating disc 31 drives the crank rotating shaft 32 to rotate, and the crank rotating shaft 32 drives the crank 19 to rotate; the crank 19 drives the connecting rod 9 to rotate through the adjusting block 24, the connecting rod 9 slides along the right slideway through the pushing block, the pushing block drives the clamping plate 39 to move along the direction close to the head supporting groove 7 through the clamping adjusting block 38, and the knob 23 is rotated reversely after the clamping plate 39 is contacted with the head of a patient.
The knob 23 is rotated reversely, the knob 23 rotates to drive the right driving wheel 17 to rotate, and the right driving wheel 17 drives the right driven wheel 18 to rotate; the right driven wheel 18 is matched with a reverse ratchet wheel 25 and a reverse pawl 28 to drive an adjusting rotary disc 26 to rotate, the adjusting rotary disc 26 drives an adjusting rotary shaft 29 to rotate, the adjusting rotary shaft 29 drives a driving bevel gear, the driving bevel gear rotates through a driven bevel gear, the driven bevel gear drives a reciprocating screw rod 21 to rotate, the reciprocating screw rod 21 drives an adjusting block 24 to slide along a guide rail 20, the adjusting block 24 drives a push block to slide along a right slide way through a connecting rod 9, the push block drives a clamping plate 39 to continuously move in the direction close to a head supporting groove 7 through a clamping adjusting block 38, and the head of a patient is further fixed.
Meanwhile, the push block drives the connecting rack 13 to slide along the bottom plate 11, the connecting rack 13 drives the left driving wheel 15 meshed with the connecting rack to rotate, and the left driving wheel 15 drives the left driven wheel 14 to rotate through the idle wheel; the left driven wheel 14 drives a left transmission driving wheel coaxially and fixedly connected with the left driven wheel to rotate, the left transmission driving wheel drives a right transmission driven wheel to rotate, the right transmission driving wheel and the right transmission driven wheel drive a pair of left racks 36 to move, the pair of left racks 36 drive a clamping adjusting block 38 to move through a connecting block 37, and the clamping adjusting block 38 drives a clamping plate 39 to move in a direction close to the head supporting groove 7; the clamping plates 39 on the left and right clamping structures 6 and 39 cooperate to secure the head of the patient.
Claims (6)
1. A fixing device for encephalopathy treatment comprises a support frame (1), wherein a clamping mechanism is arranged on the support frame (1); the method is characterized in that: the clamping mechanism comprises a bottom plate (11), and a head supporting groove (7) is formed in the middle of the bottom plate (11); the right side of the head supporting groove (7) is provided with a right clamping device (3), the right clamping device (3) is connected with a left clamping structure (6), and the left clamping device (2) is matched with the right clamping device (3) to fix the head of the patient; the right clamping device (3) comprises a crank structure (16), and the output end of the crank structure (16) is connected with the right clamping structure; the crank structure (16) comprises a transmission structure, and a crank component matched with the right clamping structure and a crank adjusting component matched with the crank component are connected to the transmission structure; the left clamping device (2) comprises a connecting transmission structure connected with the crank structure (16), and a left clamping structure (6) matched with the right clamping structure is connected to the connecting transmission structure; the transmission structure comprises a right driving wheel (17), a crank cavity (10) is fixedly connected to the bottom plate (11), a knob (23) matched with the right driving wheel (17) is arranged on the crank cavity (10), and a right driven wheel (18) is meshed with the right driving wheel (17); the crank assembly comprises a forward ratchet wheel (30) fixedly connected with the right driven wheel (18), a crank turntable (31) is rotatably connected onto the right driven wheel (18), a forward pawl (33) matched with the forward ratchet wheel (30) is rotatably connected onto the crank turntable (31), a crank (19) spring matched with the forward pawl (33) is further arranged on the crank turntable (31), and the right driven wheel (18) drives the crank turntable (31) to rotate through the cooperation of the forward ratchet wheel (30) and the forward pawl (33); a crank rotating shaft (32) is fixedly connected to the crank rotating disc (31), and a crank (19) is fixedly connected to the crank rotating shaft (32); the crank adjusting component comprises a reverse ratchet wheel (25) fixedly connected with the right driven wheel (18), and the tooth directions of the reverse ratchet wheel (25) and the forward ratchet wheel (30) are opposite; the bottom plate (11) is rotatably connected with an adjusting turntable (26), the adjusting turntable (26) is rotatably connected with a reverse pawl (28) matched with a reverse ratchet wheel (25), the adjusting turntable (26) is also provided with an adjusting spring (27) matched with the reverse pawl (28), and the right driven wheel (18) is matched with the reverse ratchet wheel (25) and the reverse pawl (28) to drive the adjusting turntable (26) to rotate; an adjusting rotating shaft (29) is fixedly connected to the adjusting turntable (26), and the adjusting rotating shaft (29) penetrates through the crank rotating shaft (32); one end of the crank rotating shaft (32) far away from the crank rotating disc (31) is fixedly connected with a steering bevel gear set (22), the output end of the steering bevel gear set (22) is connected with a reciprocating screw rod (21), the reciprocating screw rod (21) is connected with an adjusting block (24) in sliding connection with a crank (19) in a threaded manner, a guide rail (20) matched with the adjusting block (24) is arranged on the crank (19), and the adjusting block (24) is connected with a right clamping structure.
2. The encephalopathy treatment fixture of claim 1, wherein: the right clamping structure comprises a connecting rod (9) rotatably connected with the adjusting block (24), one end, far away from the adjusting block (24), of the connecting rod (9) is rotatably connected with a push block, a slide matched with the push block is arranged on the bottom plate (11), and a right clamping assembly (8) corresponding to the head supporting groove (7) is connected to the push block.
3. The encephalopathy treatment fixture of claim 2, wherein: the connecting transmission structure comprises a connecting rack (13) fixedly connected with the push block, the connecting rack (13) is connected with the bottom plate (11) in a sliding manner, and a left driving wheel (15) meshed with the connecting rack (13) is arranged on the bottom plate (11); an idler wheel is meshed on the left driving wheel (15), and a left driven wheel (14) is meshed on the idler wheel.
4. The encephalopathy treatment fixture of claim 3, wherein: the left clamping structure (6) comprises a left transmission driving wheel coaxially and fixedly connected with the left driven wheel (14), the left transmission driving wheel is meshed with a left transmission driven wheel (35), and a left rack (36) is meshed with the left transmission driving wheel and the left transmission driven wheel (35); one end, far away from head supporting groove (7), of left rack (36) is connected with connecting rod (34), the other end of left rack (36) is connected with connecting block (37), bottom plate (11) is provided with left slide (4) matched with connecting block (37), and connecting block (37) is connected with left clamping assembly matched with right clamping assembly (8).
5. The encephalopathy treatment fixture of claim 4, wherein: left side centre gripping subassembly and right centre gripping subassembly (8) all include centre gripping regulating block (38), are equipped with centre gripping spout (46) on centre gripping regulating block (38), and sliding connection has a pair of centre gripping slider (45) on centre gripping spout (46), is equipped with on centre gripping slider (45) with centre gripping spout (46) matched with fastening screw, all is equipped with grip block (39) on centre gripping slider (45).
6. The encephalopathy treatment fixture of claim 1, wherein: a pair of fixing structures (12) is arranged on the bottom plate (11), the pair of fixing structures (12) comprises a connecting plate (44) rotatably connected with the bottom plate (11), and one end, far away from the bottom plate (11), of the connecting plate (44) is connected with a supporting plate (40); the supporting plate (40) is rotatably connected with a fixed screw rod (41), the fixed screw rod (41) is connected with a fixed sliding barrel (42) in a threaded mode, and one end, far away from the fixed screw rod (41), of the fixed sliding barrel (42) is fixedly connected with a sliding plate (43) in sliding connection with a connecting plate (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911326594.4A CN111012523B (en) | 2019-12-20 | 2019-12-20 | Encephalopathy treatment fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911326594.4A CN111012523B (en) | 2019-12-20 | 2019-12-20 | Encephalopathy treatment fixing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111012523A CN111012523A (en) | 2020-04-17 |
| CN111012523B true CN111012523B (en) | 2021-08-10 |
Family
ID=70211234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911326594.4A Expired - Fee Related CN111012523B (en) | 2019-12-20 | 2019-12-20 | Encephalopathy treatment fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111012523B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6397414B1 (en) * | 2000-06-21 | 2002-06-04 | John T. Lloyd | Adjustable face rest |
| CN205145010U (en) * | 2015-11-28 | 2016-04-13 | 夏钦 | Ophthalmic head fixing device |
| CN108584742A (en) * | 2018-05-03 | 2018-09-28 | 张宇洋 | A kind of small building lifting device |
| CN109621372B (en) * | 2019-01-29 | 2021-02-19 | 朱利达 | Simulation ball serving device for volleyball training |
| CN109985317B (en) * | 2019-04-11 | 2021-01-29 | 南阳市中心医院 | Head fixing device for tumor radiotherapy |
-
2019
- 2019-12-20 CN CN201911326594.4A patent/CN111012523B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN111012523A (en) | 2020-04-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108836594B (en) | Leg deformity correction device | |
| CN208017714U (en) | A kind of operation bed for neurosurgery | |
| CN108742738B (en) | Thoracic surgery operation expanding unit | |
| CN112022280B (en) | Clinical stone device of getting of hepatobiliary surgery | |
| CN111012523B (en) | Encephalopathy treatment fixing device | |
| CN111330168A (en) | Radiotherapy auxiliary device of malignant tumor | |
| CN112569074B (en) | Intelligent fixing device for minimally invasive surgery of lateral position spine and using method thereof | |
| CN112057334B (en) | Moxibustion equipment suitable for need not handheld just can realize multiple moxibustion therapy mode | |
| CN110464479B (en) | Uropoiesis surgery operation protector | |
| CN210750940U (en) | Medical oncology radiotherapy auxiliary device | |
| CN216495693U (en) | Head supporting and fixing device for neurosurgical clinical operation | |
| CN210532155U (en) | Multi-angle shadowless lamp for ophthalmologic clinical diagnosis and treatment | |
| CN216394614U (en) | Length adjustment type operating table based on automatic control | |
| CN112168547B (en) | Infrared emergency nursing device and method for penetrating trauma | |
| CN214073646U (en) | Multifunctional fixator for neurosurgery | |
| CN111529057A (en) | Hemostasis device for hepatobiliary pancreas surgery | |
| CN210698078U (en) | Head fixing device for neurosurgical care | |
| CN114533460A (en) | Tumor minimally invasive interventional therapy auxiliary device | |
| CN220833858U (en) | Pediatric jaundice treatment device | |
| CN219439443U (en) | Surgical support | |
| CN211382591U (en) | Department of neurology migraines treatment device | |
| CN113855875B (en) | Adjustable drainage frame for neurosurgery nursing | |
| CN218474679U (en) | Adjustable orthopedic traction frame for medical orthopedics | |
| CN210409245U (en) | Novel roast lamp support of department of general surgery's nursing | |
| CN112716733A (en) | Fracture reduction holding device for orthopedics and using method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210810 Termination date: 20211220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |