CN213758296U

CN213758296U - Skull CT scanning external fixator

Info

Publication number: CN213758296U
Application number: CN202022329216.6U
Authority: CN
Inventors: 袁婧; 张辉芬; 白艳; 陈耀凯
Original assignee: Chongqing Public Health Medical Center
Current assignee: Chongqing Public Health Medical Center
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-07-23
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses a skull CT scans external fixation ware relates to skull CT and scans, has solved the problem that leads to influencing inspection efficiency and rate of accuracy because of difficult fixed in the current skull CT inspection process, and its technical scheme main points are: the head strap supporting device comprises a supporting mechanism and three groups of adjusting mechanisms, wherein the supporting mechanism and the three groups of adjusting mechanisms are made of transparent silica gel, vertical supports are arranged in the supporting mechanism in a mirror symmetry mode, a head strap ring is arranged in the middle of each vertical support, a neck supporting ring is fixedly arranged at the lower end of the outer wall of the head strap ring, a head top block is arranged in the head strap ring, mounting clamping seats are fixedly arranged at the lower ends of the two groups of vertical supports, and fastening screws are arranged in the two mounting clamping seats; the use stability, the inspection work efficiency and the data accuracy are improved, and the use is simple.

Description

Skull CT scanning external fixator

Technical Field

The utility model relates to a head CT scanning, more specifically, it relates to a head CT scanning external fixator.

Background

CT is an examination machine, or an examination method, which can be used for whole body examination or partial examination, and is a computer tomography machine developed by an X-ray machine. The resolution and the qualitative diagnosis accuracy rate of the method are much higher than those of a common X-ray machine, generally, CT can be used for inspecting all organic diseases, particularly organic space occupying lesions with large density difference and can be used for qualitatively diagnosing, the disease most suitable for CT inspection is a brain disease, wherein the disease inspection effect on tumors, bleeding, infarction and the like is the best, secondly, space occupying lesions of abdominal parenchymal organs, such as tumors of liver, spleen, pancreas, kidney, prostate and the like, and finally, tumors of mammary gland, thyroid and the like can be displayed and diagnosed, for HIV infectors, the immunity of the HIV patients is reduced, and the HIV patients are susceptible to various opportunistic infections, wherein typical central nervous system infections comprise tuberculous meningoencephalitis, cryptococcal meningoencephalitis, toxoplasma meningoencephalitis and the like, so CT is one of important inspection means, but in the inspection process, the patient can influence the efficiency of examination and the data accuracy rate due to involuntary twitch of the patient, so in order to solve the problems, a skull CT scanning external fixator is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a skull CT scanning external fixation ware reaches the stability in use that improves the CT inspection process, improves inspection work efficiency and data rate of accuracy, simple to use.

The above technical purpose of the present invention can be achieved by the following technical solutions: including supporting mechanism and three adjustment mechanism of group, supporting mechanism and three group adjustment mechanism are made by transparent silica gel, just contain vertical support in the supporting mechanism, vertical support is mirror symmetry and sets up, and two the intermediate position of vertical support is provided with the head belt ring, head belt ring outer wall lower extreme fixed mounting has the neck ring of support, just the inside of head belt ring is provided with the head kicking block.

Through adopting above-mentioned technical scheme, be provided with in this structure and hold in the palm neck ring and head kicking block, hold in the palm the neck ring and be the curved surface form, laminate more with patient's neck to the cooperation has the head kicking block, withstands patient's head, is convenient for fixed patient's head.

The utility model discloses further set up to: the lower ends of the two groups of vertical supports are fixedly provided with installation clamping seats, and fastening screws are arranged in the installation clamping seats.

Through adopting above-mentioned technical scheme, overall structure is fixed on the medical bed by the installation block, convenient to detach and fixed.

The utility model discloses further set up to: the inner wall one side of head band circle is the criss-cross fixed mounting that distributes and has the fixed strip, one of them adjustment mechanism comprises second thread bush and second threaded rod, second thread bush and two sets of fixed connection between the nodical of fixed strip, fixed connection between the end of second threaded rod and the head kicking block, just threaded connection between second threaded rod and the second thread bush.

Through adopting above-mentioned technical scheme, the head kicking block that sets up among the overall structure adjusts through second thread bush and second threaded rod, makes the head kicking block cooperate in patient's head circumference, laminates in patient's head more, and stability is high.

The utility model discloses further set up to: another group adjustment mechanism comprises first thread bush and first threaded rod, fixed connection between first thread bush and the second thread bush, just threaded connection between first thread bush and the first threaded rod, first threaded rod and one of them rotate between the vertical support and connect, the opposite side fixed mounting of second thread bush has the telescopic link, the end and another of telescopic link fixed connection between the vertical support.

Through adopting above-mentioned technical scheme, the bandeau ring in this structure is adjusted simple operation through first thread bush and first threaded rod.

The utility model discloses further set up to: two sets of the intermediate position of vertical support is that the symmetry sets up fixed mounting has the slide bar, one side that the headband circle is close to the slide bar is the symmetry and sets up fixed mounting and have the slip lantern ring, two sliding connection between slip lantern ring and the slide bar.

Through adopting above-mentioned technical scheme, be provided with the slip lantern ring and slide bar cooperation, headband ring is in the adjustment process, and stability is higher.

The utility model discloses further set up to: last a set of adjustment mechanism includes U type support and slider, it is articulated between the end of U type support and the bandeau ring, the slider is mirror symmetry along U type support, just sliding connection between slider and the U type support, two slider lower extreme fixed mounting has the third thread bush, two the internal rotation of third thread bush installs the third threaded rod, two the terminal fixed mounting of third threaded rod has the arc frame.

Through adopting above-mentioned technical scheme, the U type support that sets up drags patient's chin, matches each other with the head kicking block to fix patient's head, and be provided with the arc frame, fix patient's head from patient's side, fixed position sets up in patient's ear department, under fixed prerequisite, has also played syllable-dividing effect.

The utility model discloses further set up to: and a chin cushion block is slidably arranged on the U-shaped bracket.

Through adopting above-mentioned technical scheme, through the chin cushion that sets up, can avoid appearing the condition of reining in the patient chin in fixed process.

The utility model discloses further set up to: the outer edge edges of the chin cushion block, the arc-shaped frame, the head top block and the neck support ring are all in a round angle shape.

Through adopting above-mentioned technical scheme, fixed in-process, chin cushion, arc frame, head kicking block and support neck ring and patient's body surface contact can avoid appearing scratch patient's problem through the outer fringe limit of fillet shape.

To sum up, the utility model discloses following beneficial effect has: in the using process, the device has multiple adjusting functions, improves the stability in use, and is simple and convenient to operate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a schematic structural view of the head fixing structural member of the present invention.

In the figure: 1. installing a card seat; 2. a vertical support; 3. a first threaded rod; 4. a slide bar; 5. A headband ring; 6. a slip collar; 7. a head top block; 8. supporting a neck ring; 9. a U-shaped bracket; 10. A telescopic rod; 11. a second threaded rod; 12. a second threaded sleeve; 13. a first threaded sleeve; 14. A chin pad block; 15. a securing strap; 16. an arc-shaped frame; 17. a third threaded rod; 18. a third thread bush; 19. a slide block.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings 1 to 3 and the embodiments.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example (b): the utility model provides a skull CT scans external fixation ware, includes supporting mechanism and three adjustment mechanism of group, and supporting mechanism and three adjustment mechanism of group are made by transparent silica gel, and contain vertical support 2 in the supporting mechanism, and vertical support 2 is mirror symmetry and sets up, and the intermediate position of two vertical supports 2 is provided with headband ring 5, and headband ring 5 outer wall lower extreme fixed mounting has support neck ring 8, and the inside of headband ring 5 is provided with head kicking block 7.

As shown in fig. 1, the lower ends of two sets of vertical supports 2 are fixedly provided with mounting clamping seats 1, and fastening screws are arranged inside the two mounting clamping seats 1.

As shown in fig. 1 and 2, fixing strips 15 are fixedly installed on one side of the inner wall of the headband ring 5 in a criss-cross manner, one of the adjusting mechanisms is composed of a second threaded sleeve 12 and a second threaded rod 11, the intersection point of the second threaded sleeve 12 and the two groups of fixing strips 15 is fixedly connected, the tail end of the second threaded rod 11 is fixedly connected with the head top block 7, and the second threaded rod 11 is in threaded connection with the second threaded sleeve 12.

As shown in fig. 2 and 3, another group of adjusting mechanisms is composed of a first thread sleeve 13 and a first threaded rod 3, the first thread sleeve 13 is fixedly connected with a second thread sleeve 12, the first thread sleeve 13 is in threaded connection with the first threaded rod 3, the first threaded rod 3 is rotatably connected with one of the vertical supports 2, an expansion rod 10 is fixedly mounted on the other side of the second thread sleeve 12, the tail end of the expansion rod 10 is fixedly connected with the other vertical support 2, the middle positions of the two groups of vertical supports 2 are symmetrically provided with fixed slide bars 4, one side of the head ring 5, which is close to the slide bars 4, is symmetrically provided with fixed slide ring rings 6, and the two slide ring 6 are in sliding connection with the slide bars 4.

As shown in fig. 2, the last group of adjusting mechanisms includes a U-shaped support 9 and a sliding block 19, the tail end of the U-shaped support 9 is hinged to the headband ring 5, the sliding block 19 is mirror-symmetrical along the U-shaped support 9, the sliding block 19 is slidably connected with the U-shaped support 9, the lower ends of the two sliding blocks 19 are fixedly provided with third threaded sleeves 18, the two third threaded sleeves 18 are internally rotatably provided with third threaded rods 17, and the tail ends of the two third threaded rods 17 are fixedly provided with arc-shaped frames 16.

As shown in fig. 1, a chin rest 14 is slidably mounted on the U-shaped bracket 9, and the peripheral edges of the chin rest 14, the arc-shaped bracket 16, the head top block 7 and the neck ring 8 are all rounded.

The working principle is as follows: in the using process, firstly, the whole structure is fixed on the medical bed by installing the clamping seat 1;

the patient lies flat on the medical bed, rotates first threaded rod 3, drives headband ring 5 and moves on slide bar 4, after moving the assigned position, places patient's head and rotates U type support 9 to patient's chin department at support neck ring 8, then rotates second threaded rod 12 once more, drives head kicking block 7 and moves along the direction of second threaded rod 12, makes head kicking block 7 be close to patient's head gradually, and head kicking block 7 cooperates with U type support 9, fixes the patient.

Finally, the positions of the two sliding blocks 19 on the U-shaped support 9 are adjusted, the arc-shaped frames 16 are moved to the ears of the patient, the third threaded rods 17 are rotated again, the two arc-shaped frames 16 are gradually close to the head of the patient and are fixed on the side face of the patient, and the stability is high.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. An external fixer for skull CT scanning, which comprises a supporting mechanism and three groups of adjusting mechanisms, and is characterized in that: supporting mechanism and three groups adjustment mechanism is made by transparent silica gel, just contain vertical support (2) in the supporting mechanism, vertical support (2) are mirror symmetry and set up, and two the intermediate position of vertical support (2) is provided with head belt ring (5), head belt ring (5) outer wall lower extreme fixed mounting has support neck ring (8), just the inside of head belt ring (5) is provided with head kicking block (7).

2. The external fixator for skull CT scanning according to claim 1, which is characterized in that: the lower ends of the two groups of vertical supports (2) are fixedly provided with installation clamping seats (1), and fastening screws are arranged in the installation clamping seats (1).

3. The external fixator for skull CT scanning according to claim 1, which is characterized in that: inner wall one side of head belt ring (5) is criss-cross distribution fixed mounting has fixed strip (15), one of them adjustment mechanism comprises second thread bush (12) and second threaded rod (11), second thread bush (12) and two sets of fixed connection between the nodical of fixed strip (15), fixed connection between the end of second threaded rod (11) and head kicking block (7), just threaded connection between second threaded rod (11) and second thread bush (12).

4. The external fixator for skull CT scanning according to claim 1, which is characterized in that: another group adjustment mechanism comprises first thread bush (13) and first threaded rod (3), fixed connection between first thread bush (13) and second thread bush (12), just threaded connection between first thread bush (13) and first threaded rod (3), first threaded rod (3) and one of them rotate between vertical support (2) and connect, the opposite side fixed mounting of second thread bush (12) has telescopic link (10), the end and another of telescopic link (10) fixed connection between vertical support (2).

5. The external fixator for skull CT scanning according to claim 1, which is characterized in that: two sets of the intermediate position of vertical support (2) is the symmetry and sets up fixed mounting and have slide bar (4), one side that headband ring (5) are close to slide bar (4) is the symmetry and sets up fixed mounting and have the slip lantern ring (6), two sliding connection between slip lantern ring (6) and slide bar (4).

6. The external fixator for skull CT scanning according to claim 1, which is characterized in that: last a set of adjustment mechanism includes U type support (9) and slider (19), it is articulated between the end of U type support (9) and head band ring (5), slider (19) are mirror symmetry along U type support (9), just sliding connection, two between slider (19) and U type support (9) slider (19) lower extreme fixed mounting has third thread bush (18), two the internal rotation of third thread bush (18) installs third threaded rod (17), two the terminal fixed mounting of third threaded rod (17) has arc frame (16).

7. The external fixator for skull CT scanning according to claim 6, which is characterized in that: and a chin cushion block (14) is arranged on the U-shaped bracket (9) in a sliding way.

8. The external fixator for skull CT scanning according to claim 7, which is characterized in that: the outer edge edges of the chin cushion block (14), the arc-shaped frame (16), the head top block (7) and the neck support ring (8) are all in a round angle shape.