CN207886219U - A kind of breast biopsy device based on prone position nuclear-magnetism compatibility - Google Patents

Abstract

The utility model discloses a kind of breast biopsy devices based on prone position nuclear-magnetism compatibility, it is related to the field of medical instrument technology, including breast tissue fixing device and breast biopsy mechanism, the breast tissue fixing device installation is on one's sick bed, sliding platform is installed on pedestal in breast biopsy mechanism, rotary shaft is installed on sliding platform, rotary shaft end is connected piercing module, piercing module includes to puncture pedestal, it punctures furcated mechanism and punctures platform, puncture the Z-direction positioning base that is connected on platform, Z-direction positioning furcated mechanism is installed on Z-direction positioning base, Z-direction positioning table is installed on Z-direction positioning furcated mechanism, pitch axis is installed on Z-direction positioning table, pitching shaft end is connected acupuncture treatment module.The mechanism is positioned and is punctured using double furcated mechanisms, not only realizes the comprehensive interventional treatment that prone position is woven in bilateral breast group, but also reduce the occupied space of device, with nuclear-magnetism environmental compatible, is reduced the working strength of doctor, is improved procedure efficiency.

Description

A kind of breast biopsy device based on prone position nuclear-magnetism compatibility

Technical field

The utility model is related to a kind of breast biopsy devices based on prone position nuclear-magnetism compatibility, belong to medical device technology neck Domain.

Background technology

Nmr imaging technique is that Hospitals at Present is usually used in assisting the imaging mode of mammary gland intervention operation.Doctor carries out breast When gland biopsy procedure, it is necessary to obtain NMR imaging as a result, then performing the operation outside instrument in advance, cannot accomplish in surgical procedure Nuclear-magnetism image real-time navigation, simultaneously because the uncertainty of lesion distribution, it may be necessary to intervention operation is carried out from different directions, because This designs a kind of device that can be used in nuclear-magnetism environment, and biopsy is carried out to bilateral breast tissue according to the real-time navigation of nuclear-magnetism image Intervention, and can realize comprehensive biopsy acupuncture treatment, procedure efficiency can be increased, improve surgical quality, reduce sufferer pain and operation Time.

Invention content

A kind of comprehensive mammary gland intervention device of nuclear-magnetism compatibility of the utility model, it includes breast tissue fixing device, Pedestal, sliding driving leading screw, sliding auxiliary feed rod, sliding platform, rotation driving worm screw, rotary shaft puncture pedestal, puncture fork-shaped Mechanism, puncture platform, Z-direction positioning base, Z-direction positioning furcated mechanism, Z-direction positioning table, pitching driving worm screw, pitch axis, Biopsy table, cell taking gun, breast tissue fixing device installation are equipped with sliding driving leading screw and cunning on one's sick bed, on pedestal Auxiliary feed rod is moved, sliding platform is installed on sliding driving leading screw and sliding auxiliary feed rod, rotation is installed on sliding platform and is driven Worm screw and rotary shaft are moved, be connected puncture pedestal in rotary shaft, punctures and is equipped with puncture furcated mechanism on pedestal, punctures fork-shaped machine Structure the other end is equipped with puncture platform, punctures the Z-direction positioning base that is connected on platform, and it is fixed that Z-direction is equipped on Z-direction positioning base Position furcated mechanism, Z-direction position and are equipped with Z-direction positioning table on furcated mechanism, and pitching driving is equipped on Z-direction positioning table Worm screw and pitch axis, pitching driving worm screw engage with the worm gear installed on pitch axis, and pitching shaft end is connected biopsy table, biopsy Cell taking gun is installed, cell taking gun end set has rack, and with the biopsy driving gear cooperation installed in biopsy table, driving is lived on platform Inspection rifle completes the process winded up, fire and sampled.

Preferably, the breast tissue fixing device is made of four breast tissue tightening systems, four mammary gland groups Tightening system circumferentially encircling type distribution arrangement is knitted, breast tissue tightening system includes that tightening refers to, and tightening refers to be referred to mounted on tightening On connecting shaft, tightening refers to connecting shaft on supporting rod, and supporting rod is connected on " 7 type " sliding bar, and the end of " 7 type " sliding bar is set There are stepped tooth and draw runner, stepped tooth to be engaged with check pawl, check pawl is mounted on fixed block, has elastic self-locking function, fixed Block is installed on one's sick bed, and fixed block is equipped with slideway, and the draw runner on " 7 type " sliding bar is nested in the slideway on fixed block.

Preferably, being provided with ' L-type ' slot on the sliding platform, rotation driving worm screw and rotary shaft are mounted in slot.

Preferably, the puncture pedestal is connected on auxiliary support plate fixed station, one end of auxiliary support plate with it is auxiliary Help support plate fixed station to be connected, be provided with sliding slot on the bottom and side of the auxiliary support plate other end, sliding slot respectively with puncture platform Bottom is nested with the sliding slot item that side is equipped with.

The beneficial effects of the utility model are

1, " L-type " slot being arranged on sliding platform reduces the space hold volume of rotary drive mechanism in z-direction, To optimize the size of whole device in z-direction.

2, the sliding platform installed on pedestal can be such that whole device is moved between bilateral breast tissue, pacify on sliding platform The rotary shaft of dress allows device to carry out biopsy intervention to lesion tissue from different directions, it is achieved that bilateral breast tissue Comprehensive flexible biopsy interventional treatment.

3, it realizes the optimization to whole device size using double furcated mechanisms, reduces the space hold volume of device, both increased The positional flexibility for having added device also ensures the compatibility of whole device and nuclear-magnetism working space.

4, the setting of auxiliary support bar strengthens the stability of piercing mechanism, to improve whole device positioning and Biopsy intervenes accuracy rate.

Description of the drawings：

The utility model is described in detail by following specific implementations and attached drawing for ease of explanation,.

FIG. 1 is a schematic structural view of the utility model.

Fig. 2 is sick bed and breast tissue fixing device overall schematic.

Fig. 3 is to puncture furcated mechanism mounted inside schematic diagram.

Fig. 4 is Z-direction detent mechanism schematic diagram.

Fig. 5 is breast tissue fixed mechanism schematic diagram.

Fig. 6 is cell taking gun internal structure sectional view.

Fig. 7 is overall effect figure.

In figure：1- breast tissue fixing devices；2- pedestals；3- sliding driving leading screws；4- sliding auxiliary feed rods；5- slidings are flat Platform；6- rotation driving worm screws；7- rotary shafts；8- punctures pedestal；9- punctures furcated mechanism；10- punctures platform；11-Z to positioning bottom Seat；12-Z to positioning furcated mechanism；13-Z is to positioning table；14- pitching drives worm screw；15- pitch axis；16- biopsy tables； 17- cell taking guns；18- tightenings refer to；19- tightenings refer to connecting shaft；20- supporting rods；21- " 7 type " slides bar；22- check pawls；23- is fixed Block；24- auxiliary support plate fixed stations；25- auxiliary support plates.

Specific implementation mode：

To make the objectives, technical solutions and advantages of the present invention clearer, below by shown in the accompanying drawings Specific embodiment describes the utility model.However, it should be understood that these descriptions are merely illustrative, and it is not intended to limit this reality With novel range.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid unnecessarily mixing Confuse the concept of the utility model.

As shown in Fig. 1 ~ 7, present embodiment uses following technical scheme：It includes breast tissue fixing device, bottom Seat, sliding driving leading screw, sliding auxiliary feed rod, sliding platform, rotation driving worm screw, rotary shaft puncture pedestal, puncture fork-shaped machine Structure punctures platform, Z-direction positioning base, and Z-direction positions furcated mechanism, Z-direction positioning table, and pitching drives worm screw, pitch axis living Platform, cell taking gun are examined, breast tissue fixing device installation is equipped with sliding driving leading screw and sliding on one's sick bed, on pedestal Feed rod is assisted, sliding platform is installed on sliding driving leading screw and sliding auxiliary feed rod, rotation driving is installed on sliding platform Worm screw and rotary shaft, be connected in rotary shaft puncture pedestal, punctures and is equipped with puncture furcated mechanism on pedestal, punctures furcated mechanism The other end is equipped with puncture platform, punctures the Z-direction positioning base that is connected on platform, and Z-direction positioning is equipped on Z-direction positioning base Furcated mechanism, Z-direction position and are equipped with Z-direction positioning table on furcated mechanism, and pitching driving snail is equipped on Z-direction positioning table Bar and pitch axis, pitching shaft end are connected biopsy table, and cell taking gun is equipped in biopsy table, and cell taking gun end set has rack, With the biopsy driving gear cooperation installed in biopsy table, driving cell taking gun completes the process winded up, fire and sampled.

Further, the breast tissue fixing device is made of four breast tissue tightening systems, four mammary gland groups Tightening system circumferentially encircling type distribution arrangement is knitted, breast tissue tightening system includes that tightening refers to, and tightening refers to be referred to mounted on tightening On connecting shaft, tightening refers to connecting shaft on supporting rod, and supporting rod is connected on " 7 type " sliding bar, and the end of " 7 type " sliding bar is set There are stepped tooth and draw runner, stepped tooth to be engaged with check pawl, check pawl is mounted on fixed block, has elastic self-locking function, fixed Block is installed on one's sick bed, and fixed block is equipped with slideway, and the draw runner on " 7 type " sliding bar is nested in the slideway on fixed block.

Further, ' L-type ' slot is provided on the sliding platform, rotation driving worm screw and rotary shaft are mounted in slot.

Further, the puncture pedestal is connected on auxiliary support plate fixed station, one end of auxiliary support plate with it is auxiliary Help support plate fixed station to be connected, be provided with sliding slot on the bottom and side of the other end, sliding slot respectively with puncture mesa base and side The sliding slot item being equipped with is nested.

The working principle of this specific embodiment: being：Operation consent, patient lies prone manually control mammary gland on one's sick bed, by doctor Tissue fixation device pushes " 7 type " to slide bar, and tightening is made to refer to the breast tissue that is fixedly clamped, and check pawl slides boom end with " 7 type " The stepped tooth cooperation being equipped with slides bar reverse slide to limit " 7 type ", ensures that breast tissue is clamped and fixed.It is first when operation First, according to the NMR imaging of breast tissue, driving sliding driving leading screw rotation makes sliding platform move to the mammary gland of pathological tissues Lower section, then driving rotation driving worm screw, makes rotary shaft that piercing mechanism be driven to go to lesion point position, then, drives Z-direction It positions furcated mechanism and adjusts Z-direction height, puncture target location to make the cell taking gun in biopsy table reach, finally drive pitching Axis adjusts the inserting needle posture of cell taking gun, and after the completion of adjustment, driving cell taking gun completes action of winding up, and then, driving punctures fork-shaped machine Structure realizes piercing mechanism feeding, cell taking gun is made to puncture to lesion point, then the process for driving cell taking gun to complete percussion, sampling, sampling After the completion, reverse drive punctures furcated mechanism, and biopsy needle is made to exit breast tissue, completes a biopsy sampling, collects sample By reset after this tissue, repeats the above steps and carry out next sub-sampling.

The advantages of basic principles and main features and the utility model of the utility model have been shown and described above.One's own profession The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention.The utility model Claimed range is defined by the appending claims and its equivalent thereof.

Claims (4)

1. a kind of breast biopsy device based on prone position nuclear-magnetism compatibility, it includes breast tissue fixing device（1）, pedestal（2）, Sliding driving leading screw（3）, sliding auxiliary feed rod（4）, sliding platform（5）, rotation driving worm screw（6）, rotary shaft（7）, puncture base Seat（8）, puncture furcated mechanism（9）, puncture platform（10）, Z-direction positioning base（11）, Z-direction positioning furcated mechanism（12）, Z-direction is fixed Position workbench（13）, pitching driving worm screw（14）, pitch axis（15）, biopsy table（16）, cell taking gun（17）, it is characterised in that：Institute The breast tissue fixing device stated（1）It installs on one's sick bed, pedestal（2）On be equipped with sliding driving leading screw（3）It is assisted with sliding Feed rod（4）, sliding driving leading screw（3）Feed rod is assisted with sliding（4）On sliding platform is installed（5）, sliding platform（5）Upper installation There is rotation driving worm screw（6）And rotary shaft（7）, rotary shaft（7）On be connected puncture pedestal（8）, puncture pedestal（8）On be equipped with Puncture furcated mechanism（9）, puncture furcated mechanism（9）The other end is equipped with puncture platform（10）, puncture platform（10）It is upper to be connected Z-direction positioning base（11）, Z-direction positioning base（11）On be equipped with Z-direction positioning furcated mechanism（12）, Z-direction positioning furcated mechanism （12）On Z-direction positioning table is installed（13）, Z-direction positioning table（13）On be equipped with pitching driving worm screw（14）And pitching Axis（15）, pitch axis（15）End is connected biopsy table（16）, biopsy table（16）On cell taking gun is installed（17）, cell taking gun（17） End set has rack, with biopsy table（16）The biopsy driving gear cooperation of upper installation, drives cell taking gun（17）Completion is winded up, is hit The process of hair and sampling.

2. a kind of breast biopsy device based on prone position nuclear-magnetism compatibility according to claim 1, it is characterised in that：It is described Breast tissue fixing device（1）It is made of four breast tissue tightening systems, four breast tissue tightening systems circumferentially ring The formula of embracing distribution arrangement, breast tissue tightening system include that tightening refers to（18）, tightening refers to（18）Refer to connecting shaft mounted on tightening（19）On, Tightening refers to connecting shaft（19）Mounted on supporting rod（20）On, supporting rod（20）It is connected in " 7 type " sliding bar（21）On, " 7 type " sliding Bar（21）End be equipped with stepped tooth and draw runner, stepped tooth and check pawl（22）Engagement, check pawl（22）Mounted on fixed block （23）On, there is elastic self-locking function, fixed block（23）It fixes on one's sick bed, fixed block（23）It is equipped with slideway, " 7 type " sliding Bar（21）On draw runner be nested in fixed block（23）In the slideway being equipped with.

3. a kind of breast biopsy device based on prone position nuclear-magnetism compatibility according to claim 1, it is characterised in that：It is described Sliding platform（5）On be provided with ' L-type ' slot, rotation driving worm screw（6）And rotary shaft（7）In slot.

4. a kind of breast biopsy device based on prone position nuclear-magnetism compatibility according to claim 1, it is characterised in that：It is described Puncture pedestal（8）It is connected in auxiliary support plate fixed station（24）On, auxiliary support plate（25）One end and auxiliary support plate it is solid Determine platform（24）Be connected, be provided with sliding slot on the bottom and side of the other end, sliding slot respectively with puncture platform（10）On bottom and side The sliding slot item being equipped with is nested.