CN113648078B - Puncture positioning auxiliary device that blood vessel of brain intervenes - Google Patents
Puncture positioning auxiliary device that blood vessel of brain intervenes Download PDFInfo
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- CN113648078B CN113648078B CN202111135148.2A CN202111135148A CN113648078B CN 113648078 B CN113648078 B CN 113648078B CN 202111135148 A CN202111135148 A CN 202111135148A CN 113648078 B CN113648078 B CN 113648078B
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- 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/34—Trocars; Puncturing needles
- A61B17/3403—Needle locating or guiding means
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G13/00—Operating tables; Auxiliary appliances therefor
- A61G13/10—Parts, details or accessories
- A61G13/12—Rests specially adapted therefor; Arrangements of patient-supporting surfaces
- A61G13/1205—Rests specially adapted therefor; Arrangements of patient-supporting surfaces for specific parts of the body
- A61G13/121—Head or neck
Abstract
The invention provides a puncture positioning auxiliary device for cerebrovascular intervention, which comprises an installation box and a protective cover, wherein a group of headrests and two groups of installation seats are arranged in the installation box, face supporting assemblies are arranged on one sides of the two groups of installation seats, a group of neck supporting assemblies are arranged in the installation box, an arc-shaped frame is arranged in the installation box, a snap ring connected through a first fine adjustment mechanism is arranged at one end of the arc-shaped frame, a group of installation shells and a group of fixed seats are arranged in the installation box, the snap ring is clamped on one side of the installation shells, a fastening assembly is arranged in the installation shells and connected with one side of the snap ring, the other end of the arc-shaped frame is connected with the fixed seats through a fixing assembly, a sliding frame is sleeved on the arc-shaped frame and connected through a second fine adjustment mechanism, and a puncture needle positioning assembly is arranged at one end of the sliding frame. The device can support patient's neck, improves patient's travelling comfort around the anesthesia, still conveniently finely tunes the position and the angle of puncture needle, makes the puncture operation carry out more smoothly.
Description
Technical Field
The invention belongs to the technical field of cerebrovascular puncture, and particularly relates to a puncture positioning auxiliary device for cerebrovascular intervention.
Background
Cerebrovascular disease is a common disease of the elderly, and brings huge mental stress and heavy economic burden to individuals, families and society due to high morbidity, disability rate and fatality rate. With the prolonging of the life expectancy of people in China and the increasing of the aging speed of people, the incidence and the prevalence of cerebrovascular diseases tend to increase year by year. The intravascular intervention technology is a newly developed method for preventing and treating cerebrovascular diseases. Compared with the traditional cerebrovascular disease treatment method, has certain advantages. When people puncture and treat patients with cardiovascular and cerebrovascular diseases, a puncture needle is generally used for directly puncturing a blood vessel, and then a catheter is inserted into the blood vessel for treatment, so that a puncture positioning auxiliary device is used.
Such as patent numbers: 201910351964.3 provides a puncture positioner is intervene with cerebrovascular to neural intervention, the accessible promotes the I-shaped piece and moves to the puncture position along sliding through hole, lock the position of I-shaped piece on the arc, rotate the rolling disc, the rolling disc is around establishing the steel wire, thereby the pulling ball rotates in incomplete spherical through hole, the angle modulation of grafting through hole is good the back, the rotation of locking rolling disc, then pass the ball through the grafting through hole with the pipe and puncture the apparatus connection at puncture position, the effect of fixed pipe and multi-angle regulation pipe angle has been reached. But foretell puncture positioner is fixed through the bolt after adjusting the position of each subassembly through manual, and inconvenient position to the puncture is finely tuned, and is not convenient for fix patient's head during the use, easily leads to the patient to be uncomfortable in the use.
Disclosure of Invention
In order to solve the technical problems, the invention provides a puncture positioning auxiliary device for cerebrovascular intervention, which aims to solve the technical problems that in the prior art, a common puncture positioning device is mostly inconvenient to finely adjust the puncture position, the head of a patient is inconvenient to fix during use, and the patient is easily uncomfortable during use.
The invention relates to a puncture positioning auxiliary device for cerebrovascular intervention, which has the purpose and the effect that the puncture positioning auxiliary device for cerebrovascular intervention is realized by the following specific technical means:
a puncture positioning auxiliary device for cerebrovascular intervention comprises an installation box and a protective cover, wherein a group of headrests and two groups of installation seats are arranged in the installation box, a face supporting component is arranged on one side of each of the two groups of installation seats, the two groups of face supporting components are oppositely arranged, a group of neck supporting components are arranged in the installation box, an arc-shaped frame is arranged in the installation box, a snap ring connected through a first fine adjustment mechanism is arranged at one end of the arc-shaped frame, a group of installation shell and a group of fixing seats are arranged in the installation box, the snap ring is clamped on one side of the installation shell, a fastening component is arranged in the installation shell and connected with one side of the snap ring, the other end of the arc-shaped frame is connected with the fixing seats through a fixing component, a sliding frame is sleeved on the arc-shaped frame and connected with the arc-shaped frame through a second fine adjustment mechanism, and one end of the sliding frame is provided with a puncture needle positioning assembly.
Further, hold in the palm the face subassembly including elasticity bracket and screw thread ring, one side of elasticity bracket is provided with the air cushion, the opposite side of elasticity bracket is provided with first screw thread post, first screw thread post is worn to establish in the mount pad, one side of mount pad is provided with first collar, the one end card of screw thread ring is established in the first collar, screw thread ring cover is established on the first screw thread post, the internal thread of screw thread ring with the screw-thread fit of first screw thread post.
Furthermore, two groups of positioning rods are arranged on one side of the elastic bracket, two groups of positioning holes are formed in the mounting seat, and the two groups of positioning rods are respectively arranged in the two groups of positioning holes in a penetrating mode.
Further, support the neck subassembly and hold in the palm including the neck, the bottom that the neck held in the palm is provided with two sets of second screw thread post, and is two sets of the one end of second screw thread post all is equipped with the thread bush, the install bin internal fixation is provided with two sets of second mount rings, and is two sets of the bottom of thread bush is blocked respectively and is established two sets of in the second mount ring.
Furthermore, a fine-tuning is including fixed setting the first worm wheel of snap ring one side, the one end of arc frame is provided with the connecting axle, the connecting axle is worn to establish in the first worm wheel, the one end of arc frame is provided with first mounting bracket, be provided with the first worm through the hub connection in the first mounting bracket, first worm with first worm wheel meshing, the one end of first worm is provided with a control knob.
Further, fastening component is including the gear frame, the one end of gear frame is provided with fan-shaped ring gear, the other end of gear frame is provided with carries out the board of connecting according to through the connecting rod, the connecting rod is worn to establish the logical inslot of installation shell one side, be provided with the erection column in the installation shell, the gear frame cover is established on the erection column, the bottom of gear frame is provided with first reset spring, first reset spring's bottom with the installation shell contact, the cover is equipped with second reset spring on the connecting rod, second reset spring's both ends respectively with the installation shell with according to the board contact, one side of snap ring is provided with the fixed gear, the fixed gear with fan-shaped ring gear meshing.
Furthermore, the fixing component comprises a fixing column fixedly arranged at one end of the arc-shaped frame, the fixing column is arranged in the fixing seat in a penetrating mode, a first threaded knob is arranged on one side of the fixing seat in a penetrating mode, and one end of the first threaded knob is in contact with the fixing column.
Furthermore, the second fine adjustment mechanism comprises a second worm wheel, a mounting hole is formed in the sliding frame, the second worm wheel is arranged in the mounting hole through a rotating shaft, a rack is arranged on one side of the arc-shaped frame, the second worm wheel is meshed with the rack, a second mounting frame is arranged in the sliding frame, a second worm connected through a shaft is arranged in the second mounting frame, the second worm is meshed with the second worm wheel, and a second control knob is arranged at one end of the second worm.
Furthermore, pjncture needle locating component is including the locating ball, set up positioning hole on the locating ball, spherical groove has been seted up to one side of sliding frame, the locating ball card is established in the spherical groove, the second screw thread knob is worn to be equipped with by the one end of sliding frame, the one end of second screw thread knob with the locating ball contacts.
Compared with the prior art, the invention has the following beneficial effects:
1. the device accessible protective cover shelters from the inside subassembly of install bin when not using, and the device conveniently removes the transport, in the use, the patient can place the head on the headrest, can drive first screw thread post at the screw ring intra-annular motion through rotating two sets of screw rings, thereby it fixes patient's head face to drive elastic bracket, prevent that the head of the in-process patient at the puncture from taking place the motion and leading to the puncture position to take place the skew, the accessible rotates two sets of screw sleeves and drives the neck support and reciprocate, support patient's neck, improve patient's travelling comfort around the anesthesia, it feels uncomfortable to avoid the patient to use the back head, the practicality of this puncture location auxiliary device has been improved.
2. When puncture positioning is carried out, the pressing plate can be pressed to enable the fan-shaped toothed ring to rotate along the mounting column to enable the fan-shaped toothed ring to be separated from the fixed gear, the arc-shaped frame can be rotated along the clamping ring, the pressing plate is loosened to enable the fan-shaped toothed ring to fix the fixed gear again under the action of the first return spring and the second return spring, then the first control knob is rotated to enable the first worm to rotate, so that the first worm and the first worm wheel generate relative motion, the position of the arc-shaped frame is finely adjusted, after the adjustment, the second control knob is rotated to drive the second worm wheel to rotate, so that the sliding frame moves on the arc-shaped frame, the position of the sliding frame is finely adjusted, finally the position of the positioning ball in the spherical groove is adjusted, then the second thread knob is used for fixing the puncture needle in the positioning through hole to carry out puncture operation on a patient, and the fine adjustment of the position and the angle of the puncture needle is facilitated, so that the puncture operation is more smooth.
Drawings
Fig. 1 is a first structural schematic diagram of the assembled puncture positioning auxiliary device for cerebrovascular intervention of the invention.
Fig. 2 is a structural schematic diagram of the assembled puncture positioning auxiliary device for cerebrovascular intervention of the invention.
Fig. 3 is a schematic structural diagram of an installation box in the puncture positioning auxiliary device for cerebrovascular intervention of the invention.
Fig. 4 is a structural schematic diagram of the puncture positioning auxiliary device for cerebrovascular intervention after being disassembled.
Fig. 5 is an assembly schematic diagram of a partial structure in the puncture positioning auxiliary device for cerebrovascular intervention of the invention.
Fig. 6 is an enlarged schematic view of the region a in fig. 4.
Fig. 7 is an enlarged schematic view of the region b in fig. 4.
Fig. 8 is an enlarged schematic view of the region c in fig. 4.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
101. installing a box; 103. a protective cover; 105. a headrest; 106. a mounting seat; 107. a first mounting ring; 108. positioning holes; 109. a threaded ring; 201. an elastic bracket; 202. an air cushion; 203. a first threaded post; 204. positioning a rod; 301. a neck support; 302. a second threaded post; 303. a threaded sleeve; 304. a second mounting ring; 401. an arc-shaped frame; 402. a first mounting bracket; 403. a connecting shaft; 404. a rack; 405. fixing a column; 406. a fixed seat; 407. a first threaded knob; 501. a first worm; 502. a first control knob; 503. a first worm gear; 504. a snap ring; 505. fixing a gear; 601. mounting a shell; 602. mounting a column; 603. a through groove; 604. a transmission frame; 605. a sector-shaped toothed ring; 606. a first return spring; 607. a connecting rod; 608. pressing a plate; 609. a second return spring; 701. a sliding frame; 702. mounting holes; 703. a second worm gear; 704. a second mounting bracket; 705. a second worm; 706. a second control knob; 801. a spherical groove; 802. a positioning ball; 803. positioning the through hole; 804. a second threaded knob.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the technical solutions of the present invention, but should not be construed to limit the scope of the present invention.
The terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 8:
the invention provides a puncture positioning auxiliary device for cerebrovascular intervention, which comprises an installation box 101 and a protective cover 103, wherein a group of headrests 105 and two groups of installation seats 106 are arranged in the installation box 101, face supporting assemblies are arranged on one sides of the two groups of installation seats 106, the two groups of face supporting assemblies are oppositely arranged, a group of neck supporting assemblies are arranged in the installation box 101, an arc-shaped frame 401 is arranged in the installation box 101, one end of the arc-shaped frame 401 is provided with a snap ring 504 connected through a first fine adjustment mechanism, a group of installation shell 601 and a group of fixed seats 406 are arranged in the installation box 101, the snap ring 504 is clamped on one side of the installation shell 601, a fastening assembly is arranged in the installation shell 601, the fastening assembly is connected with one side of the snap ring 504, the other end of the arc-shaped frame 401 is connected with the fixed seats 406 through a fixed assembly, a sliding frame 701 is sleeved on the arc-shaped frame 401, the sliding frame 701 is connected with the arc-shaped frame 401 through a second fine adjustment mechanism, one end of the sliding frame 701 is provided with a puncture needle positioning assembly.
The device can remove work area at will, it makes the patient use more comfortable to set up headrest 105, it is used for fixing patient's head to set up the support face subassembly, prevent that the in-process patient's head that is puncturing from taking place the activity and leading to the position deviation of puncture, it carries out the auxiliary stay to patient's head to set up the support neck subassembly, arc frame 401 can rotate along its one end, manual position to arc frame 401 is preconditioned earlier, it is tentatively fixed with its position through fastening component again, the first fine-tuning of rethread carries out the accurate adjustment to its position, the rethread is fixed its position completely to fixed subassembly, make it be located the top of puncture point, the rethread second fine-tuning adjusts the position of sliding frame 701 on arc frame 401 fixedly, adjust pjncture needle locating component at last, make things convenient for puncture equipment to advance the needle.
As shown in fig. 4 and 6, the face supporting assembly includes an elastic bracket 201 and a threaded ring 109, an air cushion 202 is disposed on one side of the elastic bracket 201, a first threaded post 203 is disposed on the other side of the elastic bracket 201, the first threaded post 203 is disposed in the mounting seat 106 in a penetrating manner, a first mounting ring 107 is disposed on one side of the mounting seat 106, one end of the threaded ring 109 is clamped in the first mounting ring 107, the threaded ring 109 is sleeved on the first threaded post 203, and the internal thread of the threaded ring 109 is in threaded engagement with the first threaded post 203.
Threaded ring 109 can be at first collar 107 internal rotation, thereby drive elastic bracket 201 along first screw thread post 203 linear motion, and then adjust elastic bracket 201's position, fix patient's head through the cooperation of two sets of elastic bracket 201, one side of elastic bracket 201 sets up air cushion 202 and makes its laminating patient's that can be better face, thereby it is more comfortable when making fixed patient head, avoid patient's postoperative to feel uncomfortable, prevent simultaneously that the patient from receiving external influence and taking place the motion at the in-process of puncture operation, stability when improving the puncture.
As shown in fig. 6, two positioning rods 204 are disposed on one side of the elastic bracket 201, two positioning holes 108 are disposed on the mounting seat 106, and the two positioning rods 204 are respectively inserted into the two positioning holes 108. The positioning rod 204 is arranged to limit the movement track of the elastic bracket 201, so as to prevent the elastic bracket 201 from rotating in the process of rotating the threaded ring 109, and the head of the patient is more stably fixed.
As shown in fig. 2, 3 and 4, the neck supporting component includes a neck support 301, two sets of second threaded columns 302 are arranged at the bottom of the neck support 301, a threaded sleeve 303 is sleeved at one end of each of the two sets of second threaded columns 302, two sets of second mounting rings 304 are fixedly arranged in the mounting box 101, and the bottoms of the two sets of threaded sleeves 303 are respectively clamped in the two sets of second mounting rings 304.
The bottom of thread bush 303 can be at the internal rotation of two sets of second collar 304, can drive two sets of second screw thread posts 302 through rotating two sets of thread bushes 303 and go up and down to hold in the palm 301 height to the neck and adjust, and then support patient's neck, it is fixed to carry out supplementary support to patient's neck.
As shown in fig. 4 and 7, the first fine adjustment mechanism includes a first worm wheel 503 fixedly disposed on one side of a snap ring 504, a connecting shaft 403 is disposed at one end of the arc-shaped frame 401, the connecting shaft 403 is disposed in the first worm wheel 503 in a penetrating manner, a first mounting frame 402 is disposed at one end of the arc-shaped frame 401, a first worm 501 connected by a shaft is disposed in the first mounting frame 402, the first worm 501 is engaged with the first worm wheel 503, and a first control knob 502 is disposed at one end of the first worm 501.
The arc-shaped frame 401 can rotate along the connecting shaft 403, the arc-shaped frame 401 is self-locked by the first worm 501 and the first worm wheel 503 and cannot move by itself, after the position of the clamping ring 504 is fixed, the first worm 501 can be driven to rotate by rotating the first control knob 502, so that the first worm wheel 503 and the connecting shaft 403 can rotate relatively and are self-locked, the position of the arc-shaped frame 401 can be accurately adjusted and fixed, and the stability during the puncture operation is improved.
As shown in fig. 3, 5, and 7, the fastening assembly includes a transmission frame 604, one end of the transmission frame 604 is provided with a sector-shaped toothed ring 605, the other end of the transmission frame 604 is provided with a pressing plate 608 connected through a connecting rod 607, the connecting rod 607 penetrates through a through groove 603 on one side of the mounting shell 601, a mounting post 602 is provided in the mounting shell 601, the transmission frame 604 is sleeved on the mounting post 602, the bottom of the transmission frame 604 is provided with a first return spring 606, the bottom of the first return spring 606 is in contact with the mounting shell 601, the connecting rod 607 is sleeved with a second return spring 609, two ends of the second return spring 609 are respectively in contact with the mounting shell 601 and the pressing plate 608, one side of the snap ring 504 is provided with a fixed gear 505, and the fixed gear 505 is engaged with the sector-shaped toothed ring 605.
In the using process, the pressing plate 608 can be pressed to drive the connecting rod 607 to move in the through groove 603, so that the transmission frame 604 is controlled to rotate along the mounting column 602, the sector-shaped toothed ring 605 is separated from the fixed gear 505, the position of the arc-shaped frame 401 can be pre-adjusted at the moment, the pressing plate 608 is loosened after adjustment, the sector-shaped toothed ring 605 is controlled to reset under the action of the first return spring 606 and the second return spring 609, the sector-shaped toothed ring is clamped on the fixed gear 505 again to fix the position of the fixed gear, the arc-shaped frame 401 is prevented from moving, the position of the arc-shaped frame 401 can be finely adjusted through the first fine adjustment mechanism, and the position adjustment of the arc-shaped frame 401 is enabled to be faster and more efficient.
As shown in fig. 2 and 5, the fixing component includes a fixing post 405 fixedly disposed at one end of the arc-shaped frame 401, the fixing post 405 penetrates through the fixing base 406, a first threaded knob 407 penetrates through one side of the fixing base 406, and one end of the first threaded knob 407 contacts with the fixing post 405. The fixed column 405 penetrates through the fixed seat 406 to support the other end of the arc-shaped frame 401, after the position of the arc-shaped frame 401 is adjusted, the first threaded knob 407 can be rotated to enable one end of the first threaded knob to lock the fixed column 405, the fixed column 405 is prevented from moving, further fixing is conducted on the position of the arc-shaped frame 401, the arc-shaped frame 401 is prevented from moving in the puncturing process, and the stability of the device is improved.
As shown in fig. 2 and 8, the second fine adjustment mechanism includes a second worm wheel 703, a mounting hole 702 is formed in the sliding frame 701, the second worm wheel 703 is disposed in the mounting hole 702 through a rotating shaft, a rack 404 is disposed on one side of the arc-shaped frame 401, the second worm wheel 703 is engaged with the rack 404, a second mounting frame 704 is disposed in the sliding frame 701, a second worm 705 connected through a shaft is disposed in the second mounting frame 704, the second worm 705 is engaged with the second worm wheel 703, and a second control knob 706 is disposed at one end of the second worm 705.
After the position of the arc-shaped frame 401 is adjusted, the second control knob 706 is rotated to rotate the second worm 705, so that the second worm wheel 703 is driven to rotate, the second worm wheel 703 is meshed with the rack 404, the second worm wheel 703 drives the sliding frame 701 to move along the arc-shaped frame 401 in the rotating process, the position of the sliding frame 701 is conveniently adjusted, and the position of the puncture needle positioning assembly is adjusted.
As shown in fig. 8, the puncture needle positioning assembly includes a positioning ball 802, a positioning through hole 803 is formed on the positioning ball 802, a spherical groove 801 is formed on one side of the sliding frame 701, the positioning ball 802 is clamped in the spherical groove 801, a second threaded knob 804 is arranged at one end of the sliding frame 701 in a penetrating manner, and one end of the second threaded knob 804 contacts with the positioning ball 802.
When the position of the sliding frame 701 is adjusted to correspond to the puncture position, the positioning ball 802 can be manually controlled to rotate in the spherical groove 801, the angle of the positioning through hole 803 is further adjusted, and then the second threaded knob 804 is rotated to enable one end of the second threaded knob to fix the positioning ball 802, so that the positioning ball 802 is prevented from moving, and a puncture needle in the puncture device can be inserted into the positioning through hole 803 to puncture.
The specific use mode and function of the embodiment are as follows:
the device accessible protective cover 103 shelters from the inside subassembly of install bin 101 when not using, and the device conveniently removes the transport, in the use, the patient can place the head on headrest 105, can drive first screw thread post 203 at screw thread ring 109 internal motion through rotating two sets of screw thread rings 109, thereby it fixes patient's head face to drive elastic bracket 201, prevent that the in-process patient's head at the puncture from taking place the motion and leading to the puncture position to take place the skew, the accessible rotates two sets of thread bush 303 and drives neck support 301 and reciprocate, support patient's neck, improve patient's travelling comfort around the anesthesia, the head feels uncomfortable after avoiding patient's operation, the practicality of this puncture positioning assistance device has been improved.
When the puncture needle is positioned, the pressing plate 608 can be pressed to enable the fan-shaped toothed ring 605 to rotate along the mounting column 602 to be separated from the fixed gear 505, the arc-shaped frame 401 can rotate along the clamping ring 504, the pressing plate 608 is loosened to enable the fan-shaped toothed ring 605 to fix the fixed gear 505 again under the action of the first return spring 606 and the second return spring 609, the first worm 501 is rotated by rotating the first control knob 502, so that the first worm 501 and the first worm wheel 503 generate relative movement, the position of the arc-shaped frame 401 is finely adjusted, the second control knob 706 is rotated to drive the second worm wheel 703 to rotate after adjustment, so that the sliding frame 701 moves on the arc-shaped frame 401, the position of the sliding frame 701 is finely adjusted, and finally the position of the positioning ball 802 is adjusted and fixed, so that the puncture needle positioning operation can be performed on a patient in the puncture needle positioning through hole 803, and the fine adjustment of the puncture needle can be conveniently performed, so that the puncture operation is more smooth.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The utility model provides a puncture location auxiliary device that cerebrovascular intervened which characterized in that: comprises an installation box (101) and a protective cover (103), wherein a group of headrests (105) and two groups of installation seats (106) are arranged in the installation box (101), two groups of face supporting components are arranged on one side of each installation seat (106), the two groups of face supporting components are arranged oppositely, a group of neck supporting components are arranged in the installation box (101), an arc-shaped frame (401) is arranged in the installation box (101), a snap ring (504) connected through a first fine adjustment mechanism is arranged at one end of the arc-shaped frame (401), a group of installation shell (601) and a group of fixed seats (406) are arranged in the installation box (101), the snap ring (504) is clamped on one side of the installation shell (601), a fastening component is arranged in the installation shell (601), the fastening component is connected with one side of the snap ring (504), the other end of the arc-shaped frame (401) is connected with the fixed seats (406) through the fixing component, a sliding frame (701) is sleeved on the arc-shaped frame (401), the sliding frame (701) is connected with the arc-shaped frame (401) through a second fine adjustment mechanism, and a puncture needle positioning assembly is arranged at one end of the sliding frame (701); the fastening assembly comprises a transmission frame (604), a fan-shaped toothed ring (605) is arranged at one end of the transmission frame (604), a pressing plate (608) connected through a connecting rod (607) is arranged at the other end of the transmission frame (604), the connecting rod (607) penetrates through a through groove (603) in one side of the mounting shell (601), a mounting column (602) is arranged in the mounting shell (601), the transmission frame (604) is sleeved on the mounting column (602), a first return spring (606) is arranged at the bottom of the transmission frame (604), the bottom of the first return spring (606) is in contact with the mounting shell (601), a second return spring (609) is sleeved on the connecting rod (607), two ends of the second return spring (609) are respectively in contact with the mounting shell (601) and the pressing plate (608), a fixed gear (505) is arranged at one side of a clamping ring (504), the fixed gear (505) meshes with the sector gear ring (605).
2. A cerebrovascular interventional puncture positioning assistance device as set forth in claim 1, wherein: hold in the palm the face subassembly including elasticity bracket (201) and screw thread ring (109), one side of elasticity bracket (201) is provided with air cushion (202), the opposite side of elasticity bracket (201) is provided with first screw thread post (203), first screw thread post (203) are worn to establish in mount pad (106), one side of mount pad (106) is provided with first collar (107), the one end card of screw thread ring (109) is established in first collar (107), screw thread ring (109) cover is established on first screw thread post (203), the internal thread of screw thread ring (109) with the screw-thread fit of first screw thread post (203).
3. A puncture positioning assistance device for cerebrovascular intervention according to claim 2, wherein: two groups of positioning rods (204) are arranged on one side of the elastic bracket (201), two groups of positioning holes (108) are formed in the mounting seat (106), and the two groups of positioning rods (204) are respectively arranged in the two groups of positioning holes (108) in a penetrating mode.
4. A cerebrovascular interventional puncture positioning assistance device as set forth in claim 1, wherein: ask the neck subassembly to hold in the palm (301) including the neck, the bottom that the neck held in the palm (301) is provided with two sets of second screw thread post (302), and is two sets of the one end of second screw thread post (302) all is equipped with thread bush (303), install bin (101) internal fixation is provided with two sets of second collar (304), and is two sets of the bottom of thread bush (303) is blocked respectively and is established two sets of in second collar (304).
5. A cerebrovascular interventional puncture positioning assistance device as set forth in claim 1, wherein: first fine-tuning is including fixed setting first worm wheel (503) of snap ring (504) one side, the one end of arc frame (401) is provided with connecting axle (403), connecting axle (403) wear to establish in first worm wheel (503), the one end of arc frame (401) is provided with first mounting bracket (402), be provided with first worm (501) through the hub connection in first mounting bracket (402), first worm (501) with first worm wheel (503) meshing, the one end of first worm (501) is provided with first control knob (502).
6. The puncture positioning auxiliary device for cerebrovascular intervention according to claim 1, wherein: the fixing component comprises a fixing column (405) fixedly arranged at one end of the arc-shaped frame (401), the fixing column (405) penetrates through the fixing seat (406), a first threaded knob (407) penetrates through one side of the fixing seat (406), and one end of the first threaded knob (407) is in contact with the fixing column (405).
7. The puncture positioning auxiliary device for cerebrovascular intervention according to claim 1, wherein: the second fine adjustment mechanism comprises a second worm wheel (703), a mounting hole (702) is formed in the sliding frame (701), the second worm wheel (703) is arranged in the mounting hole (702) through a rotating shaft, a rack (404) is arranged on one side of the arc-shaped frame (401), the second worm wheel (703) is meshed with the rack (404), a second mounting frame (704) is arranged in the sliding frame (701), a second worm (705) connected through a shaft is arranged in the second mounting frame (704), the second worm (705) is meshed with the second worm wheel (703), and a second control knob (706) is arranged at one end of the second worm (705).
8. A cerebrovascular interventional puncture positioning assistance device as set forth in claim 1, wherein: the puncture needle positioning assembly comprises a positioning ball (802), a positioning through hole (803) is formed in the positioning ball (802), a spherical groove (801) is formed in one side of a sliding frame (701), the positioning ball (802) is clamped in the spherical groove (801), a second threaded knob (804) is arranged at one end of the sliding frame (701) in a penetrating mode, and one end of the second threaded knob (804) is in contact with the positioning ball (802).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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