CN209048168U

CN209048168U - A kind of X-ray positioning device

Info

Publication number: CN209048168U
Application number: CN201821239952.9U
Authority: CN
Inventors: 杨飞; 胡亮; 廖子睿
Original assignee: Shenzhen Weitu Medical Technology Co Ltd
Current assignee: Shenzhen Weitu Medical Technology Co Ltd
Priority date: 2018-08-02
Filing date: 2018-08-02
Publication date: 2019-07-02
Anticipated expiration: 2028-08-02

Abstract

The utility model discloses a kind of X-ray positioning devices, including being horizontally fixed on the Telescopic rod structure in big c-type rack middle position, the small c-type rack far from that one end of big c-type rack that is fixed on Telescopic rod structure, one end of the small c-type rack is fixedly installed laser emitter, the laser and the center of circle for being directed toward small c-type rack that the laser transmitter projects come out；When the Telescopic rod structure is in elongation state, the center of circle of small c-type rack and big c-type rack is overlapped, and the laser path that laser transmitter projects go out is overlapped with the x-ray path that bulb in big c-type rack generates.The utility model can assist X-ray to position, and reduce the time of patient and the medical staff exposure in X-ray.

Description

A kind of X-ray positioning device

Technical field

The utility model belongs to field of medical device, is a kind of positioning device of auxiliary X-ray positioning specifically.

Background technique

C-arm X-ray production apparatus, abbreviation C arm machine, as one of operating room large medical equipment, C arm machine is light harvesting, machine, image The packaged type X-ray machine that processing technique is integrated.As shown in Figure 1, it is mainly by the bulb of big c-type rack 101, generation X-ray 102, the image amplifier of image and the composition of work station 103 of CCD camera and image procossing are acquired.It is mainly used for various The work such as perspective radiography, spot film in operation.Since it can have an X-rayed and take the photograph at any time during surgery piece, relieve oneself convenient for patient is timely Whether the reset degree fractured in art is satisfied with, and after reset situations such as the success rate of fixed effect and raising closed reduction nailing, keeps away The blindness and repeatability in operation are exempted from.To reduce operation wound and bleeding, shorten operating time, mitigate patient's pain and Reduce operation risk.Different degrees of duty also is brought to operator, operation medical staff and patient in use simultaneously Industry harm.Because the time and frequency that ionising radiation acceptable dose is contacted with ray are directly proportional, so skilled operation C arm machine, is reduced Irradiation time and frequency can reduce amount of radiation.Due to being indicated on past machine without accurately positioning, so in art Patient or C arm machine operator cannot take accurate location as required, increase the difficulty that piece is taken the photograph in art, and behaviour need to be repeated Make, to increase filming frequency and time, also increases the infection risk of patients surgery and the time of contact of radiation.

Utility model content

The utility model aim is intended to provide a kind of X-ray positioning device, X-ray can be assisted to position, and reduces patient With the time of medical staff's exposure in X-ray.

To realize the above-mentioned technical purpose, the technical solution adopted in the utility model is as follows:

A kind of X-ray positioning device, including being horizontally fixed on the Telescopic rod structure in big c-type rack middle position, being fixed on Small c-type rack of the telescopic rod far from that one end of big c-type rack, one end of the small c-type rack are fixedly installed laser emitter, The center of circle of laser and the small c-type rack of direction that the laser transmitter projects come out；When the Telescopic rod structure is in elongate When state, the center of circle of small c-type rack and big c-type rack is overlapped, and in the laser path and big c-type rack of laser transmitter projects out The x-ray path that bulb generates is overlapped.

Utility model by adopting the above technical scheme first keeps bulb to be in close state when needing using C arm machine, Then pull Telescopic rod structure makes its elongation, and small c-type rack and the center of circle of big c-type rack is allowed to be overlapped, and opens laser emitter, The X-ray that the laser that laser transmitter projects come out at this time will be generated with bulb is overlapped, due to laser as it can be seen that laser is used as With reference to big c-type rack being adjusted, so that laser irradiation is in lesion neighbouring position, since small c-type rack is to be horizontally fixed on big c-type The middle part of rack is adjusted when the position of laser irradiation in disease so small c-type rack can be moved synchronously when adjusting big c-type rack After near stove, laser emitter can be closed, Telescopic rod structure shortens, allows small c-type rack not block bulb, open ball again at this time Pipe, the position of laser irradiation before X-ray will be irradiated to, medical staff can shoot lesions position, to reduce The time of patient and the medical staff exposure under X-ray.

It further limits, the Telescopic rod structure includes the first telescopic rod, is slidably located in first telescopic rod Second telescopic rod, first telescopic rod are hollow structure, there are two the top of first telescopic rod is opened up along its diameter Blocked hole；Second telescopic rod is solid construction, offers through-hole along its diametrical direction in its bottom, consolidates in the through-hole Surely there is spring, the both ends of the spring have been respectively fixedly connected with fixture block；When the second telescopic rod of pull, work of the fixture block in spring force It is sticked under in the blocked hole.

Using blocked hole, spring, the mutually matched form connection of fixture block between first telescopic rod and the second telescopic rod, stretch It is long, shorten it is convenient and efficient.

It further limits, that one end of the fixture block far from spring is arc-shaped.

When pushing the second telescopic rod, arc-shaped fixture block facilitates the second telescopic rod and slides into the first telescopic rod.

It further limits, the ring flange for connecting small c-type rack is fixedly installed on second telescopic rod.

Detailed description of the invention

The utility model can be further illustrated by the nonlimiting examples that attached drawing provides；

Fig. 1 is the schematic perspective view of the utility model；

Structural schematic diagram when Fig. 2 is overlapped for the center of circle of big c-type rack and small c-type rack；

Fig. 3 is the structural schematic diagram of big c-type rack and small c-type rack when Telescopic rod structure shortens；

Fig. 4 is the cross-sectional view of Telescopic rod structure when telescopic rod shortens；

Fig. 5 is the cross-sectional view of Telescopic rod structure when telescopic rod extends；

Main element symbol description is as follows:

Big c-type rack 101, bulb 102, X-ray 1021, the work station 103 of image procossing, Telescopic rod structure 201, first It is telescopic rod 2011, the second telescopic rod 2012, blocked hole 2013, through-hole 2014, spring 2015, fixture block 2016, ring flange 2017, small C-type rack 202, laser emitter 203, laser 2031.

Specific embodiment

It is right with reference to the accompanying drawings and examples in order to make those skilled in the art that the utility model may be better understood Technical solutions of the utility model further illustrate.

As shown in Figure 1, a kind of X-ray positioning device, including being horizontally fixed on the flexible of big 101 middle position of c-type rack Rod structure 201 is fixed on small c-type rack 202 of the Telescopic rod structure 201 far from big 101 that one end of c-type rack, the small c-type machine One end of frame 202 is fixedly installed laser emitter 203, the laser that the laser emitter 203 emits and the small c-type of direction The center of circle of rack 202；When the Telescopic rod structure 201 is in elongation state, small c-type rack 202 and big c-type rack 101 The center of circle is overlapped, and the X-ray that bulb generates in 2031 path of laser launched of laser emitter 203 and big c-type rack 101 1021 paths are overlapped.

The Telescopic rod structure 201 includes the first telescopic rod 2011, second to be slidably located in first telescopic rod Telescopic rod 2012, first telescopic rod 2011 are hollow structure, and the top of first telescopic rod 2011 is opened along its diameter If there are two blocked holes 2013；Second telescopic rod 2012 is solid construction, is offered in its bottom along its diametrical direction Through-hole 2014 is fixed with spring 2015 in the through-hole, and the both ends of the spring have been respectively fixedly connected with fixture block 2016；Work as pull Second telescopic rod 2012, fixture block 2016 are sticked under the action of 2015 elastic force of spring in the blocked hole 2013.

That one end of the fixture block 2016 far from spring 2015 is arc-shaped.

The ring flange 2017 for connecting small c-type rack is fixedly installed on second telescopic rod 2012.Small c-type rack It is achieved a fixed connection by ring flange and the second telescopic rod.First telescopic rod again may be by ring flange and big c-type rack into Row is fixedly connected, and the mode of welding is selected to be attached in the present embodiment.

In use, first bulb is kept to be in close state, and it is then horizontal to pull the second telescopic rod, allow fixture block in spring force Under the action of be clamped in the blocked hole so that Telescopic rod structure extend, at this time small c-type rack and the big c-type rack center of circle weight It closes, the X-ray that the laser path of laser transmitter projects will emit with bulb at this time is overlapped, due to laser as it can be seen that medical care people Member uses laser as reference, and since small c-type rack is horizontally fixed in big c-type rack, comes by adjusting big c-type rack The position of small c-type rack is synchronized, and then adjusts the irradiation position of laser, when the position of laser irradiation is overlapped with lesions position, Can the second push rod of Level Promoting, allow stretching structure to shorten, open bulb, allow X camera shooting be irradiated in lesion, be rapidly performed by bat According to, it is exposed under X-ray so as to avoid medical staff and is adjusted big C rack, reduction exposure duration.

A kind of X-ray positioning device provided by the utility model is described in detail above.Specific embodiment is said The bright method and its core concept for being merely used to help understand the utility model.It should be pointed out that for the common of the art For technical staff, without departing from the principle of this utility model, can also to the utility model carry out it is several improvement and Modification, modifications and modifications also fall within the protection scope of the claims of the utility model.

Claims

1. a kind of X-ray positioning device, it is characterised in that: the telescopic rod knot including being horizontally fixed on big c-type rack middle position Structure is fixed on small c-type rack of the Telescopic rod structure far from that one end of big c-type rack, one end fixed setting of the small c-type rack There is laser emitter, the laser and the center of circle for being directed toward small c-type rack that the laser transmitter projects come out；When the telescopic rod knot When structure is in elongation state, the center of circle of small c-type rack and big c-type rack is overlapped, and the laser path that laser transmitter projects go out The x-ray path generated with bulb in big c-type rack is overlapped.

2. a kind of X-ray positioning device according to claim 1, it is characterised in that: the Telescopic rod structure includes first Telescopic rod, the second telescopic rod being slidably located in first telescopic rod, first telescopic rod are hollow structure, described the The top of one telescopic rod is opened up along its diameter there are two blocked hole；Second telescopic rod is solid construction, on its bottom edge Its diametrical direction offer through-hole, spring is fixed in the through-hole, the both ends of the spring have been respectively fixedly connected with fixture block； When the second telescopic rod of pull, fixture block is sticked under the effect of spring force in the blocked hole.

3. a kind of X-ray positioning device according to claim 2, it is characterised in that: the fixture block far from spring that End is arc-shaped.

4. a kind of X-ray positioning device according to claim 3, it is characterised in that: fixation is set on second telescopic rod It is equipped with the ring flange for connecting small c-type rack.