CN211460308U - Fine hair tissue collection device - Google Patents

Abstract

The utility model belongs to the technical field of villus sampling, in particular to a villus tissue collecting device, which comprises an application plate, wherein a periphery of the outside of the top of the application plate is fixedly and hermetically connected with an air cavity wall, a periphery of the top surface of the air cavity wall is fixedly and hermetically connected with a stress plate, the top of the center of the stress plate is vertically and penetratively connected with a pipe body stopper, the center of the pipe body stopper is vertically and penetratively provided with a threaded hole, the top of the inner cavity of the pipe body stopper is vertically and penetratively connected with a threaded pipe through threads, and the top surface of the threaded pipe is vertically and; the utility model discloses no longer need use cylinder puncture amniotic sac to extract, also no longer need use cylinder puncture belly to press close to the chorion and extract, very big alleviating the painful sense that the fine hair tissue was collected, wash and disinfect one by one to each part of this collection device, avoid being difficult to of key position to wash, each part after the cleaning and disinfecting assembles and can reuse.

Description

Fine hair tissue collection device

Technical Field

The utility model relates to a fine hair sample technical field, in particular to fine hair tissue collection device.

Background

Villus Collection (CVS) is a prenatal diagnosis method for early pregnancy, wherein villus is sucked by a syringe and cultured in a laboratory for a short term or a long term, both can be used for karyotyping, but the analysis of a specimen cultured for a long term is relatively more accurate, cells cultured by amniocentesis can be used for most of enzymological examinations, the directly obtained villus and the cultured villus can also be used for detection, DNA can be directly used for molecular genetic examination, however, villus collection cannot be used for various examinations of amniotic fluid, such as detection of amniotic fluid AFP for fetal neural tube defect screening, and villus sampling has the primary advantages that prenatal diagnosis can be carried out in the very early gestation period, abnormal persons can adopt a simple and safe method to terminate pregnancy or carry out intrauterine treatment, such as pregnant women can use dexamethasone to prevent masculinization of 21-hydroxylase-deficient females, if the result is normal, the anxiety of couples can be relieved at an early stage.

The prior art has the following problems:

1. at present, the collection of villus tissues is carried out by puncturing an amniotic sac by using a needle cylinder or directly puncturing the abdomen to be close to the chorion for extraction, and both the operation and the extraction bring great pain to pregnant women;

2. present fine hair tissue is collected the part and can't separate the washing and using each part, and the cost of whole change is high, and the collection device's of contactless blood cleaning and disinfecting is comparatively loaded down with trivial details, can't dismantle fast moreover and wash important part one by one, influences the security of follow-up use.

SUMMERY OF THE UTILITY MODEL

For the problem that provides among the above-mentioned background art of solution, the utility model provides a fine hair tissue collection device, the device is through the trachea wall, fine hair collection head, the interior clamp plate that set up for fine hair is collected and no longer need use cylinder puncture belly to press close to the chorion and extracts, very big has alleviateed the painful sense of fine hair tissue collection, operates simplyr moreover.

The utility model is realized in such a way, a villus tissue collecting device comprises an application plate, the periphery of the outside of the top of the application plate is fixedly and hermetically connected with an air cavity wall, the periphery of the top surface of the air cavity wall is fixedly and hermetically connected with a stress plate, the top of the center of the stress plate is vertically and penetratively connected with a tube body stopper, the center of the tube body stopper is vertically and penetratively provided with a threaded hole, the top of the inner cavity of the tube body stopper is vertically and penetratively connected with a threaded tube through threads, the top surface of the threaded tube is vertically and fixedly connected with a hard catheter, the top of the hard catheter is fixedly connected with a soft catheter, the center of the inner cavity of the top of the soft catheter is penetratively provided with an outer limiting hole, the center of the top of the inner cavity of the soft catheter is penetratively connected with an outer reinforcing block through an outer limiting hole, and the center of the inner cavity of the fluff collecting head is vertically and fixedly connected with a pressure plate guide rod, the outer wall of the pressure plate guide rod is vertically and slidably connected with an inner pressure plate, and the top of the front end of the fluff collecting head is horizontally penetrated and provided with a fluff outlet.

In order to make the user can promote the application of force board before using and be close to the atress board, external force makes whole air cavity wall take place elastic deformation, as the utility model relates to a fine hair tissue collection device is preferred, the equal fixed sealing connection in application of force board top of air cavity bottom surface a week, the whole flexible class cylinder structure that is of air cavity wall, the application of force board is unanimous with the whole external diameter size of atress board.

Can guarantee in order to make in the use that the air current that contains pressure can pass through atress board and body stopper, conduct the utility model relates to a fine hair tissue collection device is preferred, atress board central authorities are hollow structure, body stopper central authorities are hollow structure, just perpendicular through connection in atress board top central authorities in body stopper bottom.

Can guarantee passing hard pipe and software pipe inner chamber smoothly of air current in order to make the later stage use, can follow the separation of body stopper simultaneously based on hard pipe, can be convenient for the later stage and change and wash, conduct the utility model relates to a fine hair tissue collection device is preferred, hard pipe external diameter is greater than software pipe external diameter, hard pipe, software pipe inner chamber central authorities are run-through hollow structure, perpendicular through connection in body stopper is passed through to the screwed pipe in hard pipe bottom.

In order to make and to reach each collection hole through the water conservancy diversion chamber with the contained pressure air current that software pipe led, as the utility model relates to a fine hair tissue collection device is preferred, fine hair collecting head inner chamber central authorities run through perpendicularly with bottom outside a week and have seted up the water conservancy diversion chamber, software pipe top central authorities a week runs through respectively and has seted up the air current hole, water conservancy diversion chamber and air current hole position phase-match, just the collection hole inboard all through connection is in the water conservancy diversion chamber.

In order to make the later stage can help the fine hair collection head directly to separate from above the software pipe, as the utility model relates to a fine hair tissue collection device is preferred, the outer reinforcement piece outside is through screw thread through connection in outer spacing downthehole wall, outer reinforcement piece outside a week all with outer spacing downthehole cavity structure phase-match, fine hair collection head bottom is through outer reinforcement piece fixed connection in software pipe outer end inner chamber.

In order to make medical personnel can also can be with interior clamp plate in adsorbed time at the inside removal under the help of trachea wall, and then stop in the fine hair inwards gets into the software pipe for the fine hair of being collected has fine hair collection head temporarily, wholly after taking out, the quick fine hair export of opening can take out the fine hair of collecting and carry out chemical examination detection, as the utility model relates to a fine hair tissue collection device is preferred, interior clamp plate inner chamber central authorities perpendicular sliding connection in clamp plate guide arm outside surface, clamp plate guide arm top and bottom perpendicular fixed connection respectively in fine hair collection head top inner wall and bottom inner wall, interior clamp plate horizontal external diameter is unanimous with fine hair collection head horizontal internal diameter size.

Compared with the prior art, the beneficial effects of the utility model are that:

1. by arranging the air cavity wall, the force application plate can be directly pushed to be close to the stress plate when in use, external force enables the whole air cavity wall to generate elastic deformation, and the fluff collection head is dragged by the soft catheter to enter the uterus through the vagina, when the fluff collection head is close to the outside of the chorion, medical personnel loosen the force application plate and directly guide each collection hole by utilizing the recovered elastic force of the air cavity wall, the fluff outside the collection hole is absorbed into the fluff collection head through the collection hole, the inner pressing plate can move inwards with the help of the air cavity wall during absorption, thereby preventing the fluff from entering the soft catheter inwards, leading the collected fluff to be temporarily stored in the fluff collection head, after the whole fluff collection head is taken out, opening the fluff outlet to take out the collected fluff for assay detection, and no needle cylinder needs to puncture the amniotic sac for extraction, and no needle cylinder needs to puncture the abdominal chorion for extraction, greatly reduces the pain of the collection of the fluff tissues, and has simpler operation and stronger practicability.

2. Through being equipped with the body stopper, consolidate the piece outward, can help medical personnel to collect after the fine hair tissue again, can directly rotate fine hair collection head and add the piece outward and spacing hole outward respectively, and then separate fine hair collection head and software pipe, open the fine hair export and can take out the fine hair of collecting and detect the chemical examination, can also separate screwed pipe and screw hole through rotating hard pipe simultaneously, and then separate hard pipe and body stopper, help medical personnel washs and disinfect one by one to each part of this collection device, avoid the abluent condition of being difficult to of key position to appear, each part after the cleaning and disinfection is assembled and can be reused, also can carry out maintenance change one by one to each part, save the cost, safety and sanitation more.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the lower part of the present invention;

FIG. 3 is a schematic structural view of the upper middle part of the present invention;

FIG. 4 is a schematic cross-sectional view of the lint collecting head of the present invention;

FIG. 5 is a schematic view of the overall usage of the present invention;

in the figure: 1. a force application plate; 2. the wall of the trachea; 3. a stress plate; 4. a pipe body limiting block; 5. a threaded hole; 6. a threaded pipe; 7. a hardware conduit; 8. a soft body catheter; 9. an outer limiting hole; 10. an outer reinforcing block; 11. a fluff collecting head; 12. a collection well; 13. a pressure plate guide rod; 14. an inner pressure plate; 15. a fluff outlet; 16. a flow guide cavity; 17. and an airflow hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-5, the present invention provides the following technical solutions: a villus tissue collecting device comprises an application plate 1, the periphery of the outside of the top center of the application plate 1 is fixedly and hermetically connected with an air cavity wall 2, the periphery of the top surface of the air cavity wall 2 is fixedly and hermetically connected with a stress plate 3, the top of the center of the stress plate 3 is vertically and penetratingly connected with a tube body limiting block 4, the center of the tube body limiting block 4 is vertically and penetratingly provided with a threaded tube 5, the top of the inner cavity of the tube body limiting block 4 is vertically and penetratingly connected with a threaded tube 6 through threads, the top surface of the threaded tube 6 is vertically and fixedly connected with a hard conduit 7, the top of the hard conduit 7 is fixedly connected with a soft conduit 8, the center of the inner cavity at the top of the soft conduit 8 is penetratingly provided with an outer limiting hole 9, the center of the inner cavity at the top of the soft conduit 8 is penetratingly connected with an outer reinforcing, and the center of the inner cavity of the fluff collecting head 11 is vertically and fixedly connected with a pressure plate guide rod 13, the outer wall of the pressure plate guide rod 13 is vertically and slidably connected with an inner pressure plate 14, and the top of the front end of the fluff collecting head 11 is horizontally penetrated and provided with a fluff outlet 15.

In this embodiment, through inwards promoting application of force board 1 before the use for whole trachea wall 2 is whole to be the compression state, helps the later stage to exert adsorption affinity, and this device still contains the sealed lid of a fine hair export simultaneously, through the guide of B ultrasonic, directly pulls software pipe 8 with fine hair collection head 11 and gets into the uterus through the vagina, when fine hair collection head 11 was close to outside the chorion, loosens application of force board 1 and utilizes the resilience force of trachea wall 2 to adsorb the fine hair outside the chorion and get into in collecting hole 12.

As the utility model discloses a fine hair tissue collection device technical optimization scheme, 2 bottom surface a week of air cavity wall all fixed sealing connection in 1 tops of application of force board, 2 whole flexible class cylinder structures that are of air cavity wall, and application of force board 1 is unanimous with 3 whole external diameter sizes of atress board.

In this embodiment, the force application plate 1 is pushed to be close to the force bearing plate 3 before use, and the whole air chamber wall 2 can be elastically deformed by external force.

As the utility model discloses a fine hair tissue collection device technical optimization scheme, 3 central authorities of atress board are hollow structure, and 4 central authorities of body stopper are hollow structure, and the perpendicular through connection in 3 top central authorities of atress board in 4 bottoms of body stopper.

In this embodiment, hollow structure can guarantee that the air current that contains pressure can pass through atress board 3 and body stopper 4.

As the technical optimization scheme of the utility model, the outer diameter of the hard catheter 7 is larger than the outer diameter of the soft catheter 8, the centers of the inner cavities of the hard catheter 7 and the soft catheter 8 are all through hollow structures, and the bottom of the hard catheter 7 is vertically through connected with the catheter stopper 4 through the threaded pipe 6.

In this embodiment, the hard conduit 7 and the soft conduit 8 are connected to ensure the smooth flow of air through the hard conduit 7 and the soft conduit 8, and the hard conduit 7 can be separated from the tube stopper 4 to facilitate the replacement and cleaning at a later stage.

As the utility model discloses a fine hair tissue collection device technical optimization scheme, fine hair collection head 11 inner chamber central authorities run through perpendicularly with bottom outside a week and have seted up water conservancy diversion chamber 16, 8 top central authorities a week of software pipe run through respectively and have seted up air current hole 17, water conservancy diversion chamber 16 and air current hole 17 position phase-match, and collect the inboard all through connection in water conservancy diversion chamber 16 of hole 12.

In this embodiment, the hollow structure of the fluff collecting head 11 can guide the pressure-containing air flow from the soft conduit 8 to the collecting holes 12 through the flow guiding chamber 16.

As the utility model discloses a fine hair tissue collection device technical optimization scheme, the screw thread through connection is passed through in outer spacing hole 9 inner wall in the outer reinforcing block 10 outside, and outer reinforcing block 10 outside a week all with outer spacing hole 9 inner cavity structure phase-match, fine hair collection head 11 bottom is through outer reinforcing block 10 fixed connection in 8 outer end inner chambers of software pipe.

In this embodiment, the fluff collecting head 11 can be separated from the soft conduit 8 directly by rotating the reinforcing block 10 and matching the structure of the outer limiting hole 9.

As the utility model discloses a fine hair tissue collection device technical optimization scheme, the perpendicular sliding connection in the 13 outside surfaces of clamp plate guide arm in 14 inner chambers of interior clamp plate, and clamp plate guide arm 13 top and bottom are perpendicular fixed connection respectively in the first 11 top inner walls of fine hair collection and bottom inner wall, and the horizontal external diameter of interior clamp plate 14 is unanimous with the first 11 horizontal internal diameter sizes of fine hair collection.

In this embodiment, by pushing the force application plate 1 to be close to the force application plate 3, an external force causes the entire air cavity wall 2 to generate a pressure-containing air flow outwards, the pressure-containing air flow is conducted into the fluff collection head 11, and the inner pressing plate 14 is pushed along the outer end of the pressing plate guide rod 13, when the fluff collection head 11 is sent out of the fluff membrane, the force application plate 1 is loosened to directly guide each collection hole 12 by using the recovered elastic force of the air cavity wall 2, fluff outside the collection holes 12 is adsorbed into the fluff collection head 11 through the collection holes 12, the inner pressing plate 14 also moves inwards with the help of the air cavity wall 2 during adsorption, and further the fluff is prevented from entering the soft conduit 8 inwards, so that the collected fluff temporarily exists in the fluff collection head 11, and after the fluff is taken out integrally, the collected fluff can be taken out for assay detection by opening the fluff outlet 15.

The working principle is as follows: when the medical instrument is used, the force application plate 1 is directly pushed to be close to the force application plate 3, external force enables the whole air cavity wall 2 to generate elastic deformation, the fluff collection head 11 is led to the soft conduit 8 to enter the uterus through the vagina, when the fluff collection head 11 is close to the outside of the chorion, medical personnel loosens the force application plate 1 and directly guides each collection hole 12 by utilizing the recovered elastic force of the air cavity wall 2, fluff outside the collection holes 12 is adsorbed into the fluff collection head 11 through the collection holes 12, the inner pressure plate 14 can move inwards under the help of the air cavity wall 2 during adsorption, further the fluff is prevented from entering the soft conduit 8 inwards, the collected fluff is temporarily stored in the fluff collection head 11, after the whole fluff is taken out, the collected fluff can be taken out for assay detection by opening the fluff outlet 15, a syringe is not needed to puncture a chorion for extraction, and a syringe is not needed to puncture the abdominal chorion for extraction, the very big painful sense that has alleviateed the collection of fine hair tissue, then after medical personnel collected the fine hair tissue again, directly rotate fine hair collection head 11 and add outer reinforcing block 10 and outer spacing hole respectively, and then separate fine hair collection head 11 and software pipe 8, open fine hair export 15 and can take out the fine hair of collecting and detect the chemical examination, still separate screwed pipe 6 and screw hole 5 through rotating hard body pipe 7 simultaneously, and then separate hard body pipe 7 and body stopper 4, help medical personnel washs and disinfect this collection device's each part one by one, avoid the abluent condition of being difficult to of key position to appear, each part after the cleaning and disinfecting assembles the reuse.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (7)

1. A pile tissue collecting device comprising a force application plate (1), characterized in that: the outer periphery of the center of the top of the force application plate (1) is fixedly and hermetically connected with an air chamber wall (2), the periphery of the surface of the top of the air chamber wall (2) is fixedly and hermetically connected with a stress plate (3), the top of the center of the stress plate (3) is vertically and fixedly connected with a pipe body limiting block (4), the center of the pipe body limiting block (4) is vertically and fixedly provided with a threaded pipe (6), the top of the inner chamber of the pipe body limiting block (4) is vertically and fixedly connected with a hard conduit (7) through threads, the top of the hard conduit (7) is fixedly connected with a soft conduit (8), the center of the inner chamber at the top of the soft conduit (8) is provided with an outer limiting hole (9) through threads, the center of the top of the inner chamber of the soft conduit (8) is connected with an outer reinforcing block (10, outer reinforcing block (10) top fixed surface is connected with fine hair collection head (11), fine hair collection head (11) top outside a week runs through respectively equidistance and has seted up collection hole (12), just fine hair collection head (11) inner chamber central authorities perpendicular fixedly connected with clamp plate guide arm (13), clamp plate guide arm (13) outer wall perpendicular sliding connection has interior clamp plate (14), fine hair collection head (11) front end top level runs through and has seted up fine hair export (15).

2. A velvety tissue collection device according to claim 1, wherein: the air chamber wall is characterized in that the bottom surface of the air chamber wall (2) is fixedly and hermetically connected to the top of the force application plate (1) in a circle, the air chamber wall (2) is integrally of a flexible cylinder structure, and the force application plate (1) and the stress plate (3) are identical in overall outer diameter.

3. A velvety tissue collection device according to claim 1, wherein: the central part of the stress plate (3) is of a hollow structure, the central part of the pipe body limiting block (4) is of a hollow structure, and the bottom of the pipe body limiting block (4) is vertically connected to the central part of the top of the stress plate (3) in a penetrating mode.

4. A velvety tissue collection device according to claim 1, wherein: the outer diameter of the hard conduit (7) is larger than that of the soft conduit (8), the centers of the inner cavities of the hard conduit (7) and the soft conduit (8) are both of a through hollow structure, and the bottom of the hard conduit (7) is vertically connected with the pipe body limiting block (4) in a through mode through a threaded pipe (6).

5. A velvety tissue collection device according to claim 1, wherein: the central part of the inner cavity of the fluff collecting head (11) and the periphery of the outer side of the bottom part vertically penetrate through a flow guide cavity (16), the periphery of the central part of the top part of the soft catheter (8) respectively penetrates through an airflow hole (17), the flow guide cavity (16) is matched with the airflow hole (17) in position, and the inner side of the collecting hole (12) is connected to the flow guide cavity (16) in a penetrating manner.

6. A velvety tissue collection device according to claim 1, wherein: the outer reinforcing block (10) outside is through threaded through connection in outer spacing hole (9) inner wall, outer reinforcing block (10) outside a week all with outer spacing hole (9) inner chamber structure phase-match, fine hair collection head (11) bottom is through outer reinforcing block (10) fixed connection in software pipe (8) outer end inner chamber.

7. A velvety tissue collection device according to claim 1, wherein: the central vertical sliding connection of the inner cavity of the inner pressing plate (14) is arranged on the outer side surface of the pressing plate guide rod (13), the top and the bottom of the pressing plate guide rod (13) are respectively and vertically and fixedly connected to the inner wall of the top and the inner wall of the bottom of the fluff collecting head (11), and the horizontal outer diameter of the inner pressing plate (14) is consistent with the horizontal inner diameter of the fluff collecting head (11).

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