CN113180712A - Head supporting device for CT perfusion examination - Google Patents
Head supporting device for CT perfusion examination Download PDFInfo
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- CN113180712A CN113180712A CN202110431214.4A CN202110431214A CN113180712A CN 113180712 A CN113180712 A CN 113180712A CN 202110431214 A CN202110431214 A CN 202110431214A CN 113180712 A CN113180712 A CN 113180712A
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- head
- plate
- fixed
- spring
- thick bamboo
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/04—Positioning of patients; Tiltable beds or the like
- A61B6/0407—Supports, e.g. tables or beds, for the body or parts of the body
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment
- A61B6/48—Diagnostic techniques
- A61B6/481—Diagnostic techniques involving the use of contrast agents
Abstract
The invention discloses a head supporting device for CT perfusion examination, and relates to the technical field of CT equipment. Including the CT scanning subassembly that is used for CT to fill the scanning, be used for adjusting head supporting mechanism of head support angle and be used for supporting the head layer board of head, the CT scanning subassembly includes CT scanner and bedstead main part, the inside activity of bedstead main part sets up the bed body that is used for installing head supporting mechanism, head supporting mechanism is including setting up in the mounting substrate of bed body bottom, mounting substrate's top is provided with electric putter and electric putter's output fixed and is provided with the control block. Through setting up head supporting component and head layer board, support patient's head through the head layer board, cooperate two diagonal braces and roof to carry out the regulation of height and angle to the head layer board to let patient's head keep raising up, accomplish the location to the head layer board through electric putter, operation process is simple swift, and the angle modulation is accurate, has wide application prospect.
Description
Technical Field
The invention relates to the technical field of CT equipment, in particular to a head supporting device for CT perfusion examination.
Background
CT perfusion imaging is different from dynamic scanning, namely continuous CT scanning is carried out on the layer of an interested region when a contrast agent is rapidly injected into a vein, so that a time-density curve of the interested region is obtained, various perfusion parameter values are calculated by using different mathematical models, and therefore the change of local tissue blood flow perfusion volume can be more effectively and quantitatively reflected.
At present, in CT brain perfusion inspection, patient can take the position of lying on the back, make the head lift close to the chest, in order to guarantee scanning efficiency, generally rely on the patient to independently control the head and lift, the inspection process needs between 40 ~ 90s, even longer time, the patient produces tired sense easily, can't keep, influence the inspection data, especially to some old patient, compare in young patient, old patient's number is more, need repeatedly to inspect sometimes, seriously influence inspection efficiency, all caused serious puzzlement for medical personnel and patient.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: a head supporting device for CT perfusion examination comprises a CT scanning component for CT perfusion scanning, a head supporting mechanism for adjusting the supporting angle of the head and a head supporting plate for supporting the head, wherein the CT scanning component comprises a CT scanner and a bedstead main body, and a bed body for mounting the head supporting mechanism is movably arranged in the bedstead main body;
the head supporting mechanism comprises a mounting base plate arranged at the bottom of a bed body, an electric push rod is arranged at the top of the mounting base plate, a control block is fixedly arranged at the output end of the electric push rod, a fixed cylinder is arranged in the bed body, sliding assemblies are arranged on two sides of the fixed cylinder respectively, each sliding assembly comprises a connecting rod, one end of each connecting rod extends into the fixed cylinder and is fixedly provided with a first toothed plate, the other end of each connecting rod extends out of the fixed cylinder and is fixedly provided with a connecting seat, one side of each connecting seat is movably provided with an inclined stay bar, the bottom of the fixed cylinder is provided with two fixing seats, the inner parts of the fixing seats are movably provided with second toothed plates, the first toothed plates are meshed with the second toothed plates, one sides of the second toothed plates, far away from the first toothed plates, are fixedly provided with positioning plates, and the inner parts of the fixed cylinders are movably provided with control rods, the fixed locating piece that is provided with in top of control lever, the bottom activity of control lever is provided with the loose collar, the surface of loose collar and the top swing joint of control block, the top activity of solid fixed cylinder is provided with the roof, the fixed bracing piece that is provided with in bottom of roof, the bottom of bracing piece extends to the inside of solid fixed cylinder, the one end that the locating plate was kept away from to pinion rack two is provided with the resilience subassembly, the resilience subassembly includes the spring, the fixed inserted block that is provided with in one end of spring, the fixed inserted bar that is provided with of the other end of spring, the one end that the spring was kept away from to the inserted block extends to the inside of pinion rack two, the one end that the spring was kept away from to the inserted bar extends to the inside of solid fixed cylinder, the top of roof is articulated with the bottom of head layer board, the one end that the connecting seat was kept away from to the diagonal brace is articulated with the bottom of head layer board.
As a preferred technical solution of the present invention, a bottom plate is fixedly disposed on one side of the CT scanner, a height adjusting assembly is fixedly disposed on the top of the bottom plate, the bed frame main body is fixedly disposed on the top of the height adjusting assembly, a first accommodating groove is disposed inside the bed frame main body, and a second accommodating groove is disposed inside the bed body.
As a preferred technical scheme of the present invention, the front side and the back side of the fixed cylinder are both fixedly provided with a support rod, one end of each of the two support rods, which is far away from the fixed cylinder, is movably connected with the front side and the back side of the inner wall of the second accommodating groove respectively, the mounting substrate is arranged in a concave shape, and the bottom of the mounting substrate extends to the inside of the first accommodating groove.
As a preferred technical scheme of the invention, the top of the control block is arranged in an arc shape, the bottom of the fixed cylinder is movably connected with the mounting ring through a bolt, the fixed seat is fixedly arranged in the mounting ring, the fixed shaft is fixedly arranged in the fixed seat, and the inner part of the toothed plate II is movably sleeved with the surface of the fixed shaft.
As a preferred technical scheme of the invention, both sides of the fixed cylinder are respectively provided with a sliding hole, the two connecting rods are respectively movably arranged in the two sliding holes, the front surface and the back surface of the inner wall of the fixed cylinder are respectively provided with a sliding groove, the fixed cylinder is fixedly provided with a stabilizing cylinder in the fixed cylinder, and the interior of the stabilizing cylinder is movably sleeved with the surface of the control rod.
As a preferable technical scheme of the invention, the bottom of the supporting rod is fixedly provided with two sliding rods, one ends of the two sliding rods, which are far away from the supporting rod, extend into the two sliding grooves respectively, one ends of the sliding rods, which are far away from the supporting rod, are movably provided with pulleys, and the surfaces of the pulleys are movably connected with the insides of the sliding grooves.
As a preferable technical scheme of the invention, the two sides of the positioning block are movably embedded with balls, the two sides of the positioning block are slidably connected with the opposite surfaces of the two positioning plates through the balls, the two positioning plates are oppositely arranged in an inclined manner, and the top of the head supporting plate is movably provided with a fabric sheath.
As a preferred technical scheme of the invention, the top of the toothed plate II is provided with a first slot, the two sides of the inner wall of the fixed cylinder are both provided with second slots, one end of the insert block, which is far away from the spring, extends into the first slot, and one end of the insert rod, which is far away from the spring, extends into the second slot.
As a preferred technical scheme of the invention, the two sides of the fixed cylinder are respectively provided with a positioning groove, the positioning grooves are communicated with the slots, one end of the inserted link far away from the spring is fixedly provided with a pull block, and the surface of the pull block is movably sleeved with the inside of the positioning groove.
As a preferred technical scheme of the invention, one side of the positioning plate, which is far away from the toothed plate II, extends to a position between the two sliding rods, the length specification of the toothed plate II is greater than that of the toothed plate I, the head supporting plate is arranged in a curved shape, and the mounting base plate is movably mounted at the bottom of the bed body through bolts.
Compared with the prior art, the invention provides a head supporting device for CT perfusion examination, which has the following beneficial effects:
1. this a head strutting arrangement for CT fills inspection through setting up head supporting component and head layer board, supports patient's head through the head layer board, coordinates two diagonal braces and roof and carries out the regulation of height and angle to the head layer board to let patient's head keep raising up, accomplish the location to the head layer board through electric putter, operation process is simple swift, and the angle modulation is accurate, has wide application prospect.
2. This a head strutting arrangement for CT fills inspection, through setting up the head layer board, the head layer board that curved shape set up accords with human engineering design, with the perfect laminating of patient's head, guarantees its supporting effect, reduces patient's uncomfortable and feels, and the setting of fabric sheath can be torn open when having guaranteed patient's comfort level and trade, has made things convenient for different patients to use, and is more sanitary.
3. This a head strutting arrangement for CT fills inspection, through setting up head supporting component, spring pulling pinion rack two and pinion rack meshing for keep fixing a position under the external force condition that does not receive after pinion rack is adjusted, do benefit to going on of angle modulation more and make more accurate of angle modulation.
4. This a head strutting arrangement for CT fills inspection, through setting up head supporting component, the pulling draws the inside that the piece drives the inserted bar and breaks away from slot two and constant head tank, the rebound draws the piece, make the spring break away from the inside of slot two, again pull the spring and drive the inside of inserted block from slot one and break away from, can change the subassembly that kick-backs, made things convenient for to change when the spring resilience performance is not enough, operation is simple, do benefit to later maintenance, the usability of the device has been guaranteed.
5. This a head strutting arrangement for CT fills inspection through setting up head supporting component, accomodates groove one and is used for accomodating the mounting substrate when idle, has guaranteed the device's wholeness and outward appearance nature, and parts such as sliding assembly, resilience subassembly and pinion rack all can be dismantled and the assembly methods is simple, easily change alone after the loss, do benefit to processing production, reduce use cost, accord with economic benefits, guaranteed the device's commonality.
Drawings
FIG. 1 is a schematic structural diagram of a head support device for CT perfusion examination according to the present invention;
FIG. 2 is a sectional view of a head support mechanism of a head support device for CT perfusion examination according to the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is an enlarged view of the structure at B in FIG. 2;
FIG. 5 is an enlarged view of the structure at C in FIG. 2;
FIG. 6 is a cross-sectional view of a first slot and a second slot of a head support device for CT perfusion examination according to the present invention;
FIG. 7 is a top view of a fixing barrel structure of a head support device for CT perfusion examination according to the present invention;
FIG. 8 is a side cross-sectional view of a support rod structure of a head support apparatus for CT perfusion examination according to the present invention;
fig. 9 is a sectional view of a fixing barrel structure of a head support device for CT perfusion examination according to the present invention.
In the figure: 1. a CT scanning assembly; 11. a CT scanner; 12. a base plate; 13. a height adjustment assembly; 14. a bed frame main body; 141. a first accommodating groove; 15. a bed body; 151. a second accommodating groove; 2. a head support mechanism; 21. a mounting substrate; 211. an electric push rod; 212. a control block; 22. a fixed cylinder; 221. a slide hole; 222. a stabilizing cylinder; 223. a chute; 224. a strut; 23. a sliding assembly; 231. a connecting rod; 232. a toothed plate I; 233. a connecting seat; 234. a diagonal brace; 24. a mounting ring; 241. a fixed seat; 25. a toothed plate II; 251. positioning a plate; 252. a first slot; 26. a control lever; 261. positioning blocks; 262. a movable ring; 27. a top plate; 271. a support bar; 272. a pulley; 28. a rebound assembly; 281. a spring; 282. inserting a block; 283. inserting a rod; 284. pulling the block; 29. a second slot; 291. positioning a groove; 3. a head support plate; 31. a fabric jacket.
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.
Referring to fig. 1-9, a head support device for CT perfusion examination includes a CT scanning assembly 1 for CT perfusion scanning, a head support mechanism 2 for adjusting a head support angle, and a head support plate 3 for supporting a head, wherein the CT scanning assembly 1 includes a CT scanner 11 and a bed frame main body 14, and a bed 15 for mounting the head support mechanism 2 is movably disposed inside the bed frame main body 14.
The head supporting mechanism 2 comprises a mounting base plate 21 arranged at the bottom of the bed body 15, an electric push rod 211 is arranged at the top of the mounting base plate 21, a control block 212 is fixedly arranged at the output end of the electric push rod 211, a fixed cylinder 22 is arranged inside the bed body 15, sliding assemblies 23 are arranged on two sides of the fixed cylinder 22 respectively, each sliding assembly 23 comprises a connecting rod 231, one end of each connecting rod 231 extends into the fixed cylinder 22 and is fixedly provided with a toothed plate I232, the other end of each connecting rod 231 extends to the outside of the fixed cylinder 22 and is fixedly provided with a connecting seat 233, referring to fig. 3, balls are movably embedded in the opposite surfaces of the connecting seat 233 and the toothed plate I232, so that the friction force between the toothed plate I232 and the connecting seat 233 and the fixed cylinder 22 is reduced, the sliding assembly 23 can move more smoothly, and an inclined support rod 234 is movably arranged on one side of the connecting seat 233, the bottom of the fixed cylinder 22 is provided with two fixed seats 241, a second toothed plate 25 is movably arranged in the fixed seat 241, the first toothed plate 232 is meshed with the second toothed plate 25, one side of the second toothed plate 25, which is far away from the first toothed plate 232, is fixedly provided with a positioning plate 251, a control rod 26 is movably arranged in the fixed cylinder 22, the top of the control rod 26 is fixedly provided with a positioning block 261, the bottom of the control rod 26 is movably provided with a movable ring 262, the surface of the movable ring 262 is movably connected with the top of the control block 212, the top of the fixed cylinder 22 is movably provided with a top plate 27, the bottom of the top plate 27 is fixedly provided with a support rod 271, the bottom of the support rod 271 extends into the fixed cylinder 22, one end of the second toothed plate 25, which is far away from the positioning plate 251, is provided with a rebound assembly 28, the rebound assembly 28 comprises a spring 281, and one end of the spring 281 is fixedly provided with an insert block 282, the other end of the spring 281 is fixedly provided with a plunger 283, one end of the plunger 282, which is far away from the spring 281, extends to the inside of the second toothed plate 25, one end of the plunger 283, which is far away from the spring 281, extends to the inside of the fixed cylinder 22, the top of the top plate 27 is hinged with the bottom of the head supporting plate 3, one end of the inclined strut 234, which is far away from the connecting seat 233, is hinged with the bottom of the head supporting plate 3, the head of the patient is supported by the head supporting plate 3, the height and angle of the head supporting plate 3 are adjusted by matching the two inclined struts 234 and the top plate 27, so that the head of the patient is kept lifted upwards, the positioning of the head supporting plate 3 is completed by the electric push rod 211, the operation process is simple and quick, the angle adjustment is accurate, and has a wide application prospect, the spring 281 pulls the second toothed plate 25 to be engaged with the first toothed plate 232, so that the first toothed plate 232 is kept positioned without external force after being adjusted, do benefit to going on of angle modulation more and make more accurate of angle modulation, all can dismantle and the assembly methods is simple for parts such as sliding assembly 23, resilience subassembly 28 and pinion rack two 25, easily change alone after the loss, do benefit to the processing production, reduce use cost, guaranteed the device's commonality.
As a specific technical solution of this embodiment, a bottom plate 12 is fixedly disposed on one side of the CT scanner 11, a height adjusting assembly 13 is fixedly disposed on the top of the bottom plate 12, the bed frame main body 14 is fixedly disposed on the top of the height adjusting assembly 13, a first accommodating groove 141 is disposed inside the bed frame main body 14, and a second accommodating groove 151 is disposed inside the bed body 15.
In this embodiment, refer to fig. 1, height adjusting part 13 is including setting up the installation section of thick bamboo with bottom plate 12 top, a protection section of thick bamboo has been cup jointed in the surface activity of installation section of thick bamboo, bedstead main part 14 sets up in the top of a protection section of thick bamboo, roof 27 top is provided with the output of pneumatic cylinder and the bottom fixed connection of bedstead main part 14, the setting of a protection section of thick bamboo, not only the rotation of restriction bedstead main part 14 and the cooperation installation section of thick bamboo shelter from the pneumatic cylinder, the appearance is more pleasing to the eye, can adjust the height of bedstead main part 14 through the pneumatic cylinder, the patient of being convenient for goes up and down bed body 15, and it is more convenient to use.
As a specific technical scheme of this embodiment, the front and the back of the fixed cylinder 22 are both fixedly provided with the supporting rod 224, two one end of the supporting rod 224 far away from the fixed cylinder 22 is respectively connected with the front and the back of the inner wall of the accommodating groove two 151, the mounting substrate 21 is in a concave shape, and the bottom of the mounting substrate 21 extends to the inside of the accommodating groove one 141.
In this embodiment, the one end that a fixed section of thick bamboo 22 was kept away from to branch 224 is passed through the bolt and is taken in groove two 151 swing joint, has made things convenient for and has dismantled a fixed section of thick bamboo 22, takes in groove one 141 and is used for accomodating mounting substrate 21 when idle, has guaranteed the device's wholeness and outward appearance nature, and the assembly and disassembly of being convenient for between each part of the device does benefit to processing production, accords with economic benefits, has guaranteed the device's commonality.
As a specific technical solution of this embodiment, the top of the control block 212 is arc-shaped, the bottom of the fixed cylinder 22 is movably connected with the mounting ring 24 through a bolt, the fixed seat 241 is fixedly arranged inside the mounting ring 24, a fixed shaft is fixedly arranged inside the fixed seat 241, and the inside of the second toothed plate 25 is movably sleeved on the surface of the fixed shaft.
In this embodiment, the arc-shaped control block 212 abuts against the movable ring 262, so that the movable ring 262 moves up and down along with the arc-shaped track at the top of the control block 212, the electric push rod 211 is used to control the control block 212, the switch for controlling the electric push rod 211 is arranged at the top of the bed body 15 or the bedstead main body 14, and when the head supporting plate 3 is locked, the head of the medical staff is not required to be lowered for manual operation, so that the use is more convenient.
As a specific technical scheme of this embodiment, the slide holes 221 have all been seted up to the both sides of fixed section of thick bamboo 22, two connecting rod 231 is the activity respectively and is set up in the inside of two slide holes 221, spout 223 has all been seted up at the front and the back of fixed section of thick bamboo 22 inner wall, the fixed section of thick bamboo 222 that stabilizes that is provided with in inside of fixed section of thick bamboo 22, the inside of stabilizing a section of thick bamboo 222 cup joints with the surface activity of control lever 26.
In this embodiment, when pulling head layer board 3, head layer board 3 passes through diagonal brace 234 pulling connecting seat 233 to make connecting seat 233 drive pinion rack 232 and the meshing of pinion rack two 25 through connecting rod 231, the setting of a stabilizing cylinder 222 has guaranteed the stability of control lever 26, refer to fig. 3 and fig. 9, the inside of a fixed cylinder 22 is inlayed and is equipped with the ball, effectively reduced the frictional force between a fixed cylinder 22 and the control lever 26, make the control more smooth that reciprocates.
As a specific technical solution of this embodiment, the bottom of the supporting rod 271 is fixedly provided with two sliding rods, one ends of the two sliding rods, which are away from the supporting rod 271, extend into the two sliding grooves 223 respectively, one ends of the sliding rods, which are away from the supporting rod 271, are movably provided with a pulley 272, and the surface of the pulley 272 is movably connected with the inside of the sliding grooves 223.
In this embodiment, when pulling head layer board 3, head layer board 3 drives roof 27 and rises, and roof 27 passes through bracing piece 271 and drives the slide bar and slide in the inside of spout 223 simultaneously, and slide bar cooperation pulley 272 for bracing piece 271 is more smooth when reciprocating, has guaranteed the stability of roof 27 simultaneously.
As a specific technical solution of this embodiment, balls are movably embedded in both sides of the positioning block 261, both sides of the positioning block 261 are slidably connected to opposite surfaces of the two positioning plates 251 through the balls, the two positioning plates 251 are arranged in a relatively inclined manner, and the top of the head supporting plate 3 is movably provided with a fabric sheath 31.
In this embodiment, the setting of ball, it produces the rigidity conflict with locating plate 251 to have avoided locating piece 261, when making control block 212 break away from the conflict to activity ring 262, locating piece 261 receives the quick gliding of conflict of pinion rack 232, the condition that the jam appears has been avoided, the device's performance has been guaranteed, fabric sheath 31 adopts the elastic cord cover at the top of head layer board 3, the setting of fabric sheath 31, can tear open when having guaranteed patient's comfort level and trade, made things convenient for different patients to use, it is more sanitary.
As a specific technical scheme of this embodiment, a first slot 252 is formed in the top of the second toothed plate 25, second slots 29 are formed in both sides of the inner wall of the fixed cylinder 22, one end of the inserted block 282, which is away from the spring 281, extends into the first slot 252, one end of the inserted rod 283, which is away from the spring 281, extends into the second slot 29, positioning grooves 291 are formed in both sides of the fixed cylinder 22, the positioning grooves 291 are communicated with the second slots 29, a pull block 284 is fixedly arranged at one end of the inserted rod 283, which is away from the spring 281, and the surface of the pull block 284 is movably sleeved with the inside of the positioning grooves 291.
In this embodiment, spring 281 pulls pinion rack two 25 and the meshing of pinion rack 232, make pinion rack 232 keep fixing a position under the external force condition that does not receive after adjusting, be convenient for head layer board 3 carries out the adaptation with the patient head, pulling block 284 extension spring 281, make pulling block 284 drive the inside that inserted bar 283 breaks away from two 29 slots and constant head tank 291, can upwards move and pull block 284, make spring 281 break away from the inside of two 29 slots, again pull spring 281 drive the inside that inserted block 282 breaks away from one 252 slot, can change resilience subassembly 28, change when having made things convenient for spring 281 resilience performance not enough, the operation is simple, do benefit to later maintenance, the usability of the device has been guaranteed.
As a specific technical solution of this embodiment, one side of the positioning plate 251, which is far away from the second toothed plate 25, extends to between the two sliding rods, the length specification of the second toothed plate 25 is greater than the length specification of the first toothed plate 232, the head supporting plate 3 is arranged in a curved shape, and the mounting base plate 21 is movably mounted at the bottom of the bed body 15 through bolts.
In this embodiment, mounting substrate 21 passes through the bolt and the installation of the bed body 15, made things convenient for the user to dismantle and overhauls electric putter 211, convenient equipment, the length of pinion rack two 25 is greater than the length of pinion rack 232, make pinion rack 232 can follow the inside of fixed cylinder 22 and take out, and can not take place to contradict with spring 281, the head layer board 3 that curved shape set up accords with human engineering design, with the perfect laminating of patient's head, guarantee its supporting effect, reduce patient's uncomfortable and feel.
When the device is used, the height of the bed frame main body 14 is adjusted by the hydraulic cylinder, when CT perfusion scanning is performed, a patient lies on the bed body 15, the head of the patient is placed on the head supporting plate 3, referring to fig. 2 and 9, the initial state of the device is a locked state, the head supporting plate 3 cannot be pulled, the electric push rod 211 is started to drive the control block 212 to move rightwards, the control block 212 is separated from the collision of the movable ring 262, the movable ring 262 drives the positioning block 261 to move downwards to separate from the collision of the positioning plate 251, the head supporting plate 3 can be pulled up, the head supporting plate 3 drives the top plate 27 to ascend, meanwhile, the top plate 27 drives the sliding rod to slide in the sliding groove 223 through the supporting rod 271, so that the head supporting plate 3 jacks up the head of the patient, the head lifting angle can be adjusted, when the head supporting plate 3 is pulled, the head supporting plate 3 pulls the connecting seat 233 through the inclined strut 234, so that the connecting seat 233 drives the first toothed plate 232 to be meshed with the second toothed plate 25 through the connecting rod 231, after the toothed plate 25 is resisted by the toothed plate 232, the spring 281 is extended through the insert block 282, the spring 281 pulls the toothed plate 25 by means of elasticity, so that the toothed plate 25 continuously reciprocates and swings, when the head is adjusted to lift up, the head supporting plate 3 is turned over, the sliding assemblies 23 on two sides are staggered up and down, so that the angle of the head supporting plate 3 is adapted to deform, after the angle adjustment is finished, a patient slightly forcefully shapes the head, at the moment, the spring 281 pulls the toothed plate 25 to be meshed with the toothed plate 232, so that the toothed plate 232 keeps positioning without large external force after being adjusted, a medical worker can vacate two hands without holding the head supporting plate 3, the electric push rod 211 is started to drive the movable ring 262 to be abutted again, so that the movable ring 262 drives the control rod 26 and the positioning block 261 to ascend, the positioning block 261 simultaneously abuts against the two positioning plates 251, and the toothed plate 25 is limited to be incapable of swinging movement, after the positioning of the head supporting plate 3 and the two diagonal supporting rods 234 is completed, CT perfusion scanning can be performed, when the rebound assembly 28 needs to be replaced in the later period, the electric push rod 211 is started to drive the control block 212 to separate from the limit of the two opposite-tooth plates 25, the head supporting plate 3 is directly pulled upwards, the head supporting plate 3 drives the top plate 27 and the sliding assembly 23 to separate from the inside of the fixed cylinder 22, the pull block 284 is pulled to stretch the spring 281, the pull block 284 drives the insert rod 283 to separate from the inside of the two slots 29 and the positioning groove 291, the pull block 284 can be moved upwards, the spring 281 can separate from the inside of the two slots 29, the spring 281 is pulled to drive the insert block 282 to separate from the inside of the one slot 252, the rebound assembly 28 can be replaced, after the mounting base plate 21 is detached, the mounting ring 24 is detached again, the mounting ring 24 drives the two tooth plates 25 to separate from the inside of the fixed cylinder 22, and the two tooth plates 25 can be overhauled, the operation of the device is completed as described above.
In conclusion, this a head strutting arrangement for CT fills inspection through setting up head supporting component and head layer board 3, supports patient's head through head layer board 3, cooperates two diagonal braces 234 and roof 27 to carry out the regulation of height and angle to head layer board 3 to let patient's head keep raising up, accomplish the location to head layer board 3 through electric putter 211, operation process is simple swift, and the angle is adjusted accurately, has wide application prospect.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A head support apparatus for CT perfusion examination, comprising a CT scanning assembly (1) for CT perfusion scanning, a head support mechanism (2) for adjusting a head support angle, and a head pallet (3) for supporting a head, characterized in that: the CT scanning assembly (1) comprises a CT scanner (11) and a bedstead main body (14), wherein a bed body (15) used for mounting the head supporting mechanism (2) is movably arranged in the bedstead main body (14);
the head supporting mechanism (2) comprises a mounting base plate (21) arranged at the bottom of a bed body (15), an electric push rod (211) is arranged at the top of the mounting base plate (21), a control block (212) is fixedly arranged at the output end of the electric push rod (211), a fixed cylinder (22) is arranged inside the bed body (15), sliding assemblies (23) are arranged on two sides of the fixed cylinder (22), each sliding assembly (23) comprises a connecting rod (231), one end of each connecting rod (231) extends into the fixed cylinder (22) and is fixedly provided with a toothed plate I (232), the other end of each connecting rod (231) extends to the outside of the fixed cylinder (22) and is fixedly provided with a connecting seat (233), an inclined stay bar (234) is movably arranged on one side of each connecting seat (233), and two fixing seats (241) are arranged at the bottom of the fixed cylinder (22), a toothed plate II (25) is movably arranged in the fixing seat (241), the toothed plate I (232) is meshed with the toothed plate II (25), a positioning plate (251) is fixedly arranged on one side, away from the toothed plate I (232), of the toothed plate II (25), a control rod (26) is movably arranged in the fixing cylinder (22), a positioning block (261) is fixedly arranged at the top of the control rod (26), a movable ring (262) is movably arranged at the bottom of the control rod (26), the surface of the movable ring (262) is movably connected with the top of the control block (212), a top plate (27) is movably arranged at the top of the fixing cylinder (22), a supporting rod (271) is fixedly arranged at the bottom of the top plate (27), the bottom of the supporting rod (271) extends to the inside of the fixing cylinder (22), and a rebound assembly (28) is arranged at one end, away from the positioning plate (251), of the toothed plate II (25), the rebound assembly (28) comprises a spring (281), one end of the spring (281) is fixedly provided with an insert block (282), the other end of the spring (281) is fixedly provided with an insert rod (283), one end, away from the spring (281), of the insert block (282) extends to the inside of the second toothed plate (25), one end, away from the spring (281), of the insert rod (283) extends to the inside of the fixed barrel (22), the top of the top plate (27) is hinged to the bottom of the head supporting plate (3), and one end, away from the connecting seat (233), of the inclined strut (234) is hinged to the bottom of the head supporting plate (3).
2. A head support apparatus for CT perfusion examination as claimed in claim 1, wherein: a bottom plate (12) is fixedly arranged on one side of the CT scanner (11), a height adjusting assembly (13) is fixedly arranged on the top of the bottom plate (12), a bed frame main body (14) is fixedly arranged on the top of the height adjusting assembly (13), a first accommodating groove (141) is formed in the bed frame main body (14), and a second accommodating groove (151) is formed in the bed body (15).
3. A head support apparatus for CT perfusion examination as claimed in claim 1, wherein: the front and the back of a fixed section of thick bamboo (22) are all fixed and are provided with branch (224), two the one end that a fixed section of thick bamboo (22) was kept away from in branch (224) respectively with the front and the back swing joint of accomodating groove two (151) inner wall, mounting substrate (21) are concave down shape setting, the bottom of mounting substrate (21) extends to the inside of accomodating groove (141).
4. A head support apparatus for CT perfusion examination as claimed in claim 1, wherein: the top of control block (212) is the arc setting, there is collar (24) bottom of fixed section of thick bamboo (22) through bolt swing joint, fixing base (241) are fixed to be set up in the inside of collar (24), the fixed axle that is provided with in inside of fixing base (241), the inside of pinion rack two (25) cup joints with the surface activity of fixed axle.
5. A head support apparatus for CT perfusion examination as claimed in claim 1, wherein: slide opening (221) have all been seted up to the both sides of a fixed section of thick bamboo (22), two connecting rod (231) activity respectively sets up in the inside of two slide openings (221), spout (223) have all been seted up at the front and the back of a fixed section of thick bamboo (22) inner wall, the fixed section of thick bamboo (222) of stabilizing that is provided with in inside of a fixed section of thick bamboo (22), the inside of a stable section of thick bamboo (222) is cup jointed with the surface activity of control lever (26).
6. A head support apparatus for CT perfusion examination as claimed in claim 1, wherein: the fixed quantity that is provided with in bottom of bracing piece (271) is two slide bars, and the one end that bracing piece (271) was kept away from to two slide bars extends to the inside of two spout (223) respectively, and the one end activity that bracing piece (271) was kept away from to the slide bar is provided with pulley (272), the inside swing joint of the surface of pulley (272) and spout (223).
7. A head support apparatus for CT perfusion examination as claimed in claim 1, wherein: the utility model discloses a novel structure of head layer board, including locating piece (261), locating piece (251), locating piece (261) and fabric sheath (31) are all movably embedded to the both sides and are equipped with the ball, the opposite face sliding connection of ball and two locating plates (251) is all passed through to the both sides of locating piece (261), two locating plate (251) are relative slope setting, the top activity of head layer board (3) is provided with fabric sheath (31).
8. A head support apparatus for CT perfusion examination as claimed in claim 1, wherein: slot one (252) has been seted up at the top of pinion rack two (25), slot two (29) have all been seted up to the both sides of fixed section of thick bamboo (22) inner wall, the inside of slot one (252) is extended to the one end that spring (281) were kept away from in inserted block (282), the inside of slot two (29) is extended to the one end that spring (281) were kept away from in inserted link (283).
9. A head support apparatus for CT perfusion examination as claimed in claim 1, wherein: locating slot (291) has all been seted up to the both sides of fixed section of thick bamboo (22), locating slot (291) is linked together with slot two (29), inserted bar (283) are kept away from the fixed pull block (284) that is provided with of one end of spring (281), the surface of pull block (284) and the inside activity of locating slot (291) are cup jointed.
10. A head support apparatus for CT perfusion examination as claimed in claim 1, wherein: one side of locating plate (251) keeping away from pinion rack two (25) extends to between two slide bars, the length specification of pinion rack two (25) is greater than the length specification of pinion rack one (232), head layer board (3) are bent shape and set up, mounting substrate (21) pass through bolt movable mounting in the bottom of bed body (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110431214.4A CN113180712A (en) | 2021-04-21 | 2021-04-21 | Head supporting device for CT perfusion examination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110431214.4A CN113180712A (en) | 2021-04-21 | 2021-04-21 | Head supporting device for CT perfusion examination |
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| Publication Number | Publication Date |
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| CN113180712A true CN113180712A (en) | 2021-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110431214.4A Withdrawn CN113180712A (en) | 2021-04-21 | 2021-04-21 | Head supporting device for CT perfusion examination |
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| Country | Link |
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| CN (1) | CN113180712A (en) |
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| CN112420186A (en) * | 2020-11-09 | 2021-02-26 | 丽水市中心医院 | Mechanical ventilation parameter setting strategy for CPR patient using respirator and respirator |
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| JP2014097094A (en) * | 2012-11-13 | 2014-05-29 | Hyogo Prefecture Social Welfare Corp | Adjustment measuring device for head/neck posture |
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| US20160374630A1 (en) * | 2015-06-29 | 2016-12-29 | General Electric Company | Tilting head support for medical imaging |
| CN207492770U (en) * | 2017-04-12 | 2018-06-15 | 郑卓肇 | Patellofemoral joint dynamic axle position X-ray photographic angle regulator |
| CN208551837U (en) * | 2017-09-12 | 2019-03-01 | 刘军委 | A kind of patella axial X-ray examination auxiliary support apparatus |
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Application publication date: 20210730 |