Head fixing seat for cerebral angiography
By staggering the horizontal and vertical fixation components on the head fixation base for cerebral angiography and adjusting the length of the fixation strap using an adjustable component, the problem of existing fixation devices being unable to effectively fix the head is solved, achieving a firm and convenient head fixation.
Patent Information
- Application Number
- CN202520214361.X
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-11
- Publication Date
- 2025-12-12
- Estimated Expiration
- 2035-02-11
AI Technical Summary
Existing head fixation devices for cerebral angiography cannot effectively fix the head, which can easily cause the head to shake and affect the surgical procedure, especially for agitated patients. In addition, the existing fixation methods are prone to loosening and are cumbersome to operate.
A head fixation device for cerebral angiography was designed, which uses alternating horizontal and vertical fixation components. The length of the fixation strap can be adjusted by the horizontal and vertical adjustment components to adapt to different patient head sizes and ensure a firm fixation.
It achieves comprehensive head positioning, prevents shaking, has a wide range of applications, is firmly fixed, adapts to different patient head sizes, is easy to operate, and avoids the inconvenience caused by loosening.
Smart Images
Figure CN223653844U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to medical auxiliary equipment technical field mainly relates to a cerebral angiography head fixing seat. BACKGROUND
[0002] Cerebral angiography is to inject contrast agent in the artery, observe the shape, thickness of cerebral artery under X-ray, and it is a check means to determine whether there is stenosis and aneurysm, mainly used for the determination of intracranial vascular stenosis, including the determination of space-occupying and tumor blood supply, and the patient's limb and head are fixed during the puncture treatment of cerebral angiography. The head fixing frame currently used cannot fix the head well, and the patient is easy to separate from the head frame or rotate the head left and right, which affects the operation. For the fixing method using elastic band, the forehead and chin are often fixed horizontally, and the restless patient is still easy to loosen when the pulling force is large, and the secondary fixing operation is more complicated. UTILITARY MODEL CONTENT
[0003] In view of the defects of the prior art, the utility model provides a cerebral angiography head fixing seat, which solves the technical problems of horizontal and vertical interlaced fixing of horizontal and vertical fixing assemblies to realize overall positioning and effectively prevent the head from shaking, and the horizontal and vertical adjusting members can be appropriately adjusted in tightness according to the size of the patient's head, so that the utility range is wide.
[0004] The technical problems solved by the utility model can be solved by the following technical solutions:
[0005] A cerebral angiography head fixing seat, comprising a pillow seat and at least one horizontal fixing assembly, the pillow seat is detachably fixed at the head of the bed plate, and the horizontal fixing member is used for horizontally fixing the patient's head on the pillow seat along the length direction, the horizontal fixing assembly comprises a horizontal fixing belt and a horizontal connecting buckle, one end of the horizontal fixing belt is fixed on one side of the middle part of the pillow seat in the length direction, and one end of the horizontal connecting buckle is fixed on the other side of the middle part of the pillow seat in the length direction, the horizontal fixing belt is detachably inserted into the horizontal connecting buckle, characterized in that the horizontal fixing assembly further comprises a horizontal adjusting member, the horizontal adjusting member is used for adjusting the connection position of the horizontal fixing belt in the horizontal connecting buckle, that is, adjusting the fixed length of the horizontal fixing belt.
[0006] The head fixing seat further comprises at least two longitudinal fixing assemblies, the longitudinal fixing assemblies being used for longitudinally fixing the head of the patient on the pillow seat in the width direction; the longitudinal fixing assembly comprises a longitudinal fixing belt, a longitudinal connecting buckle and a longitudinal adjusting member; one end of the longitudinal fixing belt is fixed on one side of the middle part of the pillow seat in the width direction, and one end of the longitudinal connecting buckle is fixed on the other side of the middle part of the pillow seat in the width direction; the longitudinal fixing belt is detachably inserted into the longitudinal connecting buckle, and the longitudinal adjusting member is used for adjusting the tightness of the longitudinal fixing belt and adjusting the connecting position in the longitudinal connecting buckle, i.e. adjusting the fixed length of the longitudinal fixing belt.
[0007] In a preferred embodiment of the utility model, one end of the horizontal connecting buckle of the horizontal fixing assembly is horizontally fixed on the outer end surface of the pillow seat, a horizontal fixing hole is longitudinally arranged in the middle part of the horizontal connecting buckle, and the other end of the horizontal fixing belt passes through the horizontal fixing hole of the horizontal connecting buckle; one end of the longitudinal connecting buckle of the longitudinal fixing assembly is horizontally fixed on the outer end surface of the pillow seat, a longitudinal fixing hole is longitudinally arranged in the middle part of the longitudinal connecting buckle, and the other end of the longitudinal fixing belt passes through the longitudinal fixing hole of the longitudinal connecting buckle.
[0008] In a preferred embodiment of the utility model, the horizontal adjusting member and the longitudinal adjusting member respectively comprise a plurality of clamping grooves, adjusting holes, elastic buckles and unlocking members; the plurality of clamping grooves are arranged side by side on the connecting end of the fixing belt; the top of the elastic buckle is radially fixed at the fixing hole of the connecting buckle, and the radial extension length of the elastic buckle is not greater than the depth of the clamping groove; the unlocking member is arranged in parallel on the outer end surface of the elastic buckle, the unlocking member drives the elastic buckle to radially contract and come out of one of the clamping grooves, and the elastic buckle elastically restores and radially extends to be clamped into the clamping groove.
[0009] In a preferred embodiment of the utility model, the cross section of the clamping groove on the fixing belt is in the shape of a right trapezoid, and the right angle side of the right trapezoid is located at the insertion end; the elastic buckle comprises a clamping column and a spring, and the spring and the clamping column are sequentially fixedly connected in the connecting buckle.
[0010] In a preferred embodiment of the utility model, the unlocking member is an unlocking slide rod, and the longitudinal section of the unlocking slide rod is in the shape of T; the spring is sleeved on the lower outer ring surface of the unlocking slide rod, and the top of the clamping column is fixed on the bottom of the unlocking slide rod; the unlocking slide rod and the spring are combined into an I-shaped type from top to bottom, and the T-shaped head of the unlocking slide rod is located on the outer side of the connecting buckle.
[0011] In one preferred embodiment of the utility model, the unlocking piece includes a hinged column, a rotating block and an unlocking magnet, the hinged column is arranged radially at one end of the connecting buckle, the rotating block is arranged in parallel at the elastic buckle side of the connecting buckle, the unlocking magnet is embedded at the bottom of the outer end of the rotating block, and the elastic buckle is made of iron; the rotating block is rotated inward, the unlocking magnet is located at the middle part of the connecting buckle, the position of the unlocking magnet is aligned with the elastic buckle, and the elastic buckle is attracted upward.
[0012] In one preferred embodiment of the utility model, the pillow seat includes a pillow main body, a head recess and a cervical vertebra pad, the pillow main body is in the shape of a cuboid, the head recess is arranged through the middle part of the pillow main body along the width direction, the cervical vertebra pad is arranged along the length direction in the head recess of the pillow main body, and the cervical vertebra pad is located at the forehead side of the head recess.
[0013] In one preferred embodiment of the utility model, the bottom of the pillow seat is provided with a fixing sleeve, and one end of the fixing sleeve is sleeved on the head part of the bed plate.
[0014] In one preferred embodiment of the utility model, the horizontal connecting buckle and the vertical connecting buckle are respectively one of ladder buckles, day buckle and side opening buckle.
[0015] Compared with the prior art, the utility model has the advantages that a cerebral angiography head fixing seat is provided, horizontal fixing assemblies and vertical fixing assemblies are arranged on the pillow seat in a staggered mode, the head of a patient is fixed on the pillow seat along the horizontal direction and the vertical direction respectively, the head is fixed in a horizontal and vertical staggered mode, the head is effectively prevented from shaking, the horizontal adjusting piece is used for adjusting the fixed length of the horizontal fixing belt, the vertical adjusting piece is used for adjusting the fixed length of the vertical fixing belt, the tightness can be adjusted according to the size of the head of the patient, the utility range is wide, and the fixed belt cannot be loosened even if the belt is forced to be opened, so that the utility model has high firmness. BRIEF DESCRIPTION OF DRAWINGS
[0016] Fig. 1 It is a structure schematic view of a cerebral angiography head fixing seat of the utility model.
[0017] Fig. 2 It is a structure schematic view of a horizontal adjusting piece and a vertical adjusting piece of the utility model.
[0018] REFERENCE SIGNS:
[0019] Pillow seat: 11, pillow main body; 12, head recess; 13, cervical vertebra pad; 14, fixing sleeve.
[0020] Horizontal fixing assembly: 21, horizontal fixing belt; 22, horizontal connecting buckle; 23, horizontal fixing hole. Vertical fixing assembly: 31, vertical fixing belt; 32, vertical connecting buckle; 33, vertical fixing hole.
[0021] Adjusting member: 41 clamping groove, 42 right trapezoid; Elastic buckle: 43 clamping column, 44 spring; Unlocking member: 45 hinged column, 46 unlocking magnet. DETAILED DESCRIPTION
[0022] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific drawings.
[0023] Referring to Figs. 1-2 , the head fixing seat for cerebral angiography shown in the figure comprises a pillow seat and at least one horizontal fixing assembly, the pillow seat is detachably fixed at the head part of a bed plate, and the horizontal fixing member is used for horizontally fixing the head of a patient on the pillow seat along the length direction; the horizontal fixing assembly comprises a horizontal fixing belt 21 and a horizontal connecting buckle 22, one end of the horizontal fixing belt 21 is fixed at one side of the middle part of the pillow seat in the length direction, and one end of the horizontal connecting buckle 22 is fixed at the other side of the middle part of the pillow seat in the length direction; the horizontal fixing belt 21 is detachably inserted into the horizontal connecting buckle 22, and the horizontal fixing assembly further comprises a horizontal adjusting member, the horizontal adjusting member is used for adjusting the tightness of the horizontal fixing belt 21 and adjusting the connecting position in the horizontal connecting buckle 22, that is, adjusting the fixed length of the horizontal fixing belt 21.
[0024] The head fixing seat further comprises at least two vertical fixing assemblies, the vertical fixing member is used for vertically fixing the head of a patient on the pillow seat along the width direction; the vertical fixing assembly comprises a vertical fixing belt 31, a vertical connecting buckle 32 and a vertical adjusting member; one end of the vertical fixing belt 31 is fixed at one side of the middle part of the pillow seat in the width direction, and one end of the vertical connecting buckle 32 is fixed at the other side of the middle part of the pillow seat in the width direction; the vertical fixing belt 31 is detachably inserted into the vertical connecting buckle 32, and the vertical adjusting member is used for adjusting the tightness of the vertical fixing belt 31 and adjusting the connecting position in the vertical connecting buckle 32, that is, adjusting the fixed length of the vertical fixing belt 31.
[0025] The pillow seat of the utility model is staggered with the horizontal fixing assembly and the vertical fixing assembly, and the head of a patient is fixed on the pillow seat along the horizontal direction and the vertical direction respectively; the horizontal fixing belt 21 passes through the middle of the head, and the vertical fixing belt 31 passes through the back of the ear; the vertical and horizontal staggered fixing realizes overall positioning and effectively prevents the head from shaking.
[0026] The horizontal adjusting member is used for adjusting the fixed length of the horizontal fixing belt 21 in tightness, and the vertical adjusting member is used for adjusting the fixed length of the vertical fixing belt 31 in tightness, the tightness can be appropriately adjusted according to the size of the head of a patient, the application range is wide; after the fixing belt is locked, it will not be loosened even if it is forced to be opened, and the firmness is strong.
[0027] Further, one end of the horizontal connecting buckle 22 of the horizontal fixing assembly is horizontally fixed on the outer end surface of the pillow base, the middle part of the horizontal connecting buckle 22 is longitudinally provided with a horizontal fixing hole 23, and the other end of the horizontal fixing belt 21 passes through the horizontal fixing hole 23 of the horizontal connecting buckle 22; one end of the vertical connecting buckle 32 of the vertical fixing assembly is horizontally fixed on the outer end surface of the pillow base, the middle part of the vertical connecting buckle 32 is longitudinally provided with a vertical fixing hole 33, and the other end of the vertical fixing belt 31 passes through the vertical fixing hole 33 of the vertical connecting buckle 32.
[0028] In the preferred embodiment, the horizontal adjusting member and the vertical adjusting member respectively comprise a plurality of clamping grooves 41, elastic buckles, and unlocking members, the plurality of clamping grooves 41 are arranged side by side at the connecting end of the fixing belt, the top of the elastic buckle is fixed radially at the fixing hole of the connecting buckle, the radial extension length of the elastic buckle is not greater than the depth of the clamping groove 41, and the unlocking member is arranged parallel to the outer end surface of the elastic buckle. Fig. 2 , the horizontal adjusting member and the vertical adjusting member respectively comprise a plurality of clamping grooves 41, elastic buckles, and unlocking members, the plurality of clamping grooves 41 are arranged side by side at the connecting end of the fixing belt, the top of the elastic buckle is fixed radially at the fixing hole of the connecting buckle, the radial extension length of the elastic buckle is not greater than the depth of the clamping groove 41, and the unlocking member is arranged parallel to the outer end surface of the elastic buckle.
[0029] Further, the cross section shape of the plurality of clamping grooves 41 on the fixing belt is a right trapezoid 42, the right angle side of the right trapezoid 42 of the clamping groove 41 is located at the insertion end, and the elastic buckle comprises a clamping column 43 and a spring 44, and the spring 44 and the clamping column 43 are sequentially fixed and connected in the connecting buckle. Specifically, the fixing belt can be continuously inserted into the fixing hole of the connecting buckle from left to right, but since the right angle side is located at the right side, the fixing belt cannot be taken out of the fixing hole of the connecting buckle from right to left.
[0030] Further, the unlocking member comprises a hinged column 45, a rotating block, and an unlocking magnet 46, the hinged column 45 is arranged radially at one end of the connecting buckle, the rotating block is arranged parallel to the elastic buckle side of the connecting buckle, the unlocking magnet 46 is embedded in the outer end bottom of the rotating block, and the elastic buckle is made of iron; the rotating block is rotated inward, the unlocking magnet 46 is located in the middle part of the connecting buckle, the position of the unlocking magnet 46 is aligned with that of the elastic buckle, and the elastic buckle is attracted upward.
[0031] The horizontal adjusting member and the vertical adjusting member are respectively the clamping groove 41 and the elastic buckle matched with each other, the elastic buckle elastically restores and radially extends to be clamped into one of the clamping grooves 41, so that the fixing belt is locked in the connecting buckle at the clamping groove 41; the unlocking member drives the elastic buckle to radially shrink and come out of one of the clamping grooves 41, so that the fixing belt is taken out of the connecting buckle to be unlocked, the locking is stable, and the safety factor is high.
[0032] In another embodiment, the unlocking member is an unlocking slide rod, the longitudinal section of the unlocking slide rod is in T shape; the spring 44 is sleeved on the lower outer surface of the unlocking slide rod, and the top of the clamping column 43 is fixed on the bottom of the unlocking slide rod; the unlocking slide rod and the spring 44 are combined into an I shape from top to bottom, and the T-shaped head of the unlocking slide rod is located on the outer side of the connecting buckle.
[0033] In the preferred embodiment, the pillow base comprises a pillow body 11, a head recess 12, and a cervical vertebra pad 13. The pillow body 11 is cuboid, and the head recess 12 is arranged through the middle of the pillow body 11 along the width direction. The cervical vertebra pad 13 is arranged along the length direction in the head recess 12 of the pillow body 11, and is located at the forehead side of the head recess 12.
[0034] The head recess 12 of the pillow base gives the head a general positioning, and limits the head from turning over and other large-scale movements. The cervical vertebra pad 13 is in line with the cervical vertebra curve, and the lying is stable.
[0035] Further, the bottom of the pillow base is provided with a fixing sleeve 14, and one end of the fixing sleeve 14 is sleeved on the head of the bed board. In another embodiment, the bottom of the pillow base is provided with a connecting belt and a plug buckle, and the connecting sleeve of the pillow base is wrapped around the head of the bed board, and is fastened and connected through the plug buckle at the end.
[0036] In another embodiment, the transverse connecting buckle 22 and the longitudinal connecting buckle 32 are respectively one of a ladder buckle, a day buckle, and a side buckle.
[0037] The basic principle, main features, and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection of the present application is defined by the appended claims and equivalents thereof.
Claims
1. A head fixation device for cerebral angiography, comprising a pillow base and at least one transverse fixation component, wherein the pillow base is detachably fixed to the head of a bed board, and the transverse fixation component is used to transversely fix the patient's head to the pillow base along its length; the transverse fixation component includes a transverse fixation strap and a transverse connecting buckle, one end of the transverse fixation strap is fixed to one side of the middle portion of the pillow base along its length, and one end of the transverse connecting buckle is fixed to the other side of the middle portion of the pillow base along its length; the transverse fixation strap is detachably inserted into the transverse connecting buckle, characterized in that... The horizontal fixing assembly also includes a horizontal adjusting component, which is used to tighten or loosen the horizontal fixing strap and adjust the connection position located within the horizontal connecting buckle, that is, to adjust the fixed length of the horizontal fixing strap. The head fixation seat also includes at least two longitudinal fixation components. The longitudinal fixation components are used to longitudinally fix the patient's head on the pillow seat along the width direction. The longitudinal fixation components include a longitudinal fixation strap, a longitudinal connecting buckle, and a longitudinal adjustment component. One end of the longitudinal fixation strap is fixed to one side of the middle portion of the pillow seat in the width direction, and one end of the longitudinal connecting buckle is fixed to the other side of the middle portion of the pillow seat in the width direction. The longitudinal fixation strap is detachably inserted into the longitudinal connecting buckle, and the longitudinal adjustment component is used to tighten or loosen the longitudinal fixation strap and adjust the connection position located in the longitudinal connecting buckle, that is, to adjust the fixed length of the longitudinal fixation strap.
2. The head fixation device for cerebral angiography as described in claim 1, characterized in that, One end of the horizontal connecting buckle of the horizontal fixing component is horizontally fixed to the outer end face of the pillow base, and a horizontal fixing hole is longitudinally provided in the middle of the horizontal connecting buckle. The other end of the horizontal fixing strap passes through the horizontal fixing hole of the horizontal connecting buckle. One end of the vertical connecting buckle of the vertical fixing component is horizontally fixed to the outer end face of the pillow base, and a vertical fixing hole is longitudinally provided in the middle of the vertical connecting buckle. The other end of the vertical fixing strap passes through the vertical fixing hole of the vertical connecting buckle.
3. The head fixation device for cerebral angiography as described in claim 2, characterized in that, The horizontal and vertical adjustment components each include several slots, adjustment holes, elastic buckles, and unlocking components. Several slots are arranged side by side at the connecting end of the fixing belt. The top of the elastic buckle is radially fixed to the fixing hole of the connecting buckle, and the radial extension length of the elastic buckle is not greater than the depth of the slot. The unlocking component is arranged parallel to the outer end face of the elastic buckle. The unlocking component drives the elastic buckle to radially retract and disengage from one of the slots. The elastic buckle then elastically recovers and radially extends to engage with the slot.
4. The head fixation device for cerebral angiography as described in claim 3, characterized in that, The cross-sectional shape of the several slots on the fixing band is a right trapezoid, and the right-angled side of the right trapezoid of the slot is located at the insertion end; the elastic buckle includes a locking post and a spring, and the spring and locking post are sequentially fixedly connected in the connecting buckle.
5. A head fixation device for cerebral angiography as described in claim 4, characterized in that, The unlocking component is an unlocking slide rod, the longitudinal section of which is T-shaped; the spring is sleeved on the lower outer ring surface of the unlocking slide rod, and the top of the locking pin is fixed to the bottom of the unlocking slide rod; the unlocking slide rod and the spring are combined from top to bottom to form an I-shape, and the T-shaped head of the unlocking slide rod is located on the outside of the connecting buckle.
6. A head fixation device for cerebral angiography as described in claim 3, characterized in that, The unlocking component includes a hinge pin, a rotating block, and an unlocking magnet. The hinge pin is radially disposed at one end of the connecting buckle. The rotating block is disposed parallel to the elastic buckle side of the connecting buckle. The unlocking magnet is embedded in the bottom outer end of the rotating block. The elastic buckle is made of iron. When the rotating block is rotated inward, the unlocking magnet is located in the middle of the connecting buckle. The unlocking magnet is aligned with the position of the elastic buckle, and the elastic buckle is attracted upward.
7. A head fixation device for cerebral angiography as described in claim 1, characterized in that, The pillow base includes a pillow body, a head recess, and a cervical cushion. The pillow body is rectangular in shape, and the head recess is provided through the middle of the pillow body along the width direction. The cervical cushion is provided in the head recess of the pillow body along the length direction, and the cervical cushion is located on the forehead side of the head recess.
8. A head fixation device for cerebral angiography as described in claim 7, characterized in that, The bottom of the pillow seat is provided with a fixing sleeve, and one end of the fixing sleeve is fitted onto the head of the bed board.
9. A head fixation device for cerebral angiography as described in claim 1, characterized in that, The horizontal and vertical connecting buckles are respectively one of the following: ladder buckle, D-ring buckle, and side buckle.