CN209789895U - Novel gastroenterology biopsy sampling tool - Google Patents

Abstract

The utility model provides a novel gastroenterology biopsy sampling tool, including the long tube, the outer end of long tube is equipped with the nozzle stub, long tube department installs miniature area reduction gear servo motor one, be equipped with the guide rail in the cavity of nozzle stub, be equipped with the slide on the guide rail, be equipped with the rack in the nozzle stub cavity, be equipped with miniature area reduction gear servo motor two on the slide, it has the cavity to open on the slide, be equipped with X-shaped scissors spare in the cavity, X-shaped scissors spare includes a pair of clamping bar, be equipped with the horizontal pole on the slide, the outer end bottom surface of one side clamping bar and the outer end top surface of opposite side clamping bar all are equipped with gets thing clamp cut portion, be equipped with a pair of miniature electric putter in the cavity, two miniature electric putter's bottom rotates with the slide respectively and is connected together, two miniature electric putter's push rod rotates with the inner. The utility model discloses the structure can be high-efficient, swift, reduce painful taking a sample to pathological change tissue of patient, is worth popularizing and applying.

Description

Novel gastroenterology biopsy sampling tool

Technical Field

The utility model relates to a tool, in particular to a novel biopsy sampling tool for digestive system department.

Background

When a patient with a diseased digestive tract is examined, a lesion area of the patient needs to be sampled and examined at some time, the traditional method is to take part of a diseased tissue through a sampling forceps holder, take the diseased tissue out of a body and then carry out pathological analysis, and because the diseased tissue needs to be pulled off in a pulling mode when the human tissue is taken by the sampling forceps holder, the patient is easily injured, pain is brought to the patient, a large amount of blood is generated in the diseased tissue, and danger is caused to the patient; a tool which has small wound to a patient and is convenient and efficient to extract lesion tissues is urgently needed in the market.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve above-mentioned prior art's shortcoming, provide one kind can be little to patient's wound and convenient, high-efficient carry out the novel gastroenterology biopsy sampling tool who takes a sample to human disease kitchen tissue, satisfied that medical personnel make things convenient for, high-efficient and make that patient's wound is little carry out the demand that the focus tissue takes a sample to the patient.

the utility model provides a technical scheme that its technical problem adopted: the novel biopsy sampling tool for the gastroenterology comprises a long pipe made of soft silica gel material, a short pipe made of hard silica gel material is arranged at the outer end of the long pipe, the short pipe is rotatably connected to the long pipe, a first miniature servo motor with a speed reducer for driving the short pipe to rotate is installed at the position of the long pipe, a guide rail is fixed in a cavity of the short pipe, a slide seat is slidably connected onto the guide rail, a rack is fixed in the cavity of the short pipe, a second miniature servo motor with a speed reducer is fixed on the slide seat, a gear matched with the rack is fixed on a rotating shaft of the second miniature servo motor with the speed reducer, a cavity is formed in the slide seat, an X-shaped scissor piece is arranged in the cavity and comprises a pair of clamping rods which are mutually rotatably connected through the rotating shaft, a cross rod for fixing the rotating shaft is arranged on the slide seat, and object taking clamping and cutting parts, a pair of miniature electric push rods which are oppositely arranged is arranged in the cavity, the bottom ends of the two miniature electric push rods are respectively and rotatably connected with the sliding seat, the push rods of the two miniature electric push rods are respectively and rotatably connected with the inner ends of the two clamping rods, and the front end of the sliding seat is fixedly provided with a miniature camera; an operating handle is fixed at the inner end of the long tube, an operating screen and a single chip microcomputer controller are arranged on the operating handle, the single chip microcomputer controller is in line connection with the operating screen, the miniature camera, the miniature first servo motor with the speed reducer, the miniature second servo motor with the speed reducer and the miniature electric push rod, and a display in line connection with the single chip microcomputer controller is arranged on the outer side of the operating handle. The first miniature servo motor with the speed reducer has the function of driving the short pipe to rotate in an angle, so that the position relation between the X-shaped scissors and focus tissues can be conveniently controlled; the miniature servo motor II with the speed reducer is used for driving the X-shaped scissor piece to move out of the cavity of the sliding seat and also used for driving the X-shaped scissor piece to move into the cavity of the sliding seat; the miniature electric push rod is used for driving the two clamping rods on the X-shaped scissors fork to be mutually closed or opened, so that the miniature electric push rod is used for taking an object taking clamping and cutting part on the two clamping rods to clamp a small piece of tissue on focus tissue for pathological analysis; the micro camera is used for transmitting image signals, so that the inside of a human body can be observed conveniently; the singlechip controller is a general programmable logic controller on the market, can be programmed and set automatically according to the temperature required by the solution for the existing products on the market, and can select products of companies such as Feichalcar, Engfei flying and the like; the single chip microcomputer controller can also be replaced by a PLC controller, the PLC controller is a universal programmable logic controller on the market, and the universal brands such as Mitsubishi PLC, Schneider PLC, Unikon Unitronics, Tandada PLC, Panasonic PLC and the like on the market can be selected; the first miniature servo motor with the reducer and the second miniature servo motor with the reducer are the existing products in the market, and can be products of Shenzhen Dongshinda motor company, Inc., Shenzhen Mmegawei electromechanical shares company, etc.; the miniature electric push rod is an existing product on the market, and can be selected from the products of Shunhuo motor company, Beijing Botianshunda electromechanical technology company and the like; the control screen and the single chip microcomputer controller are used for conveniently controlling the operation of the miniature servo motor I with the speed reducer, the miniature servo motor II with the speed reducer and the miniature electric push rod; the long tube is made of soft silica gel materials and has the functions of being convenient to conform to the bending part of a human body and being capable of bending after entering the human body, so that the long tube can conveniently enter the human body; the short pipe is made of hard silica gel materials, so that the sliding seat can be ensured to move smoothly in the short pipe, the X-shaped scissors fork piece can freely extend out or retract from the cavity of the short pipe, and the sharp area of the X-shaped scissors fork piece is prevented from poking the human body when the short pipe extends into the human body.

further perfection, the inner end and the outer end of the guide rail are both fixed with a stop block. The stop here has the effect that the carriage can be prevented from falling out of the guide rail.

Further perfecting, the soft rubber sleeve is sleeved at the joint between the long pipe and the short pipe. The rubber soft sleeve is used for connecting the long pipe and the short pipe, and avoids discomfort of a patient caused by over sharp joint between the long pipe and the short pipe.

The utility model discloses profitable effect is: the utility model has the advantages of ingenious, reasonable design, utilize miniature take reduction gear servo motor one can conveniently control the nozzle stub and be angle rotatory removal, utilize miniature take reduction gear servo motor two can conveniently control the slide and can freely remove in the cavity of nozzle stub, utilize miniature electric putter can conveniently control X shape and cut fork spare and open or closed to can conveniently draw the focus tissue, be worth popularizing and applying.

drawings

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

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;

FIG. 3 is a partial enlarged view of the area B of FIG. 1;

FIG. 4 is a flow chart of the working principle of the present invention;

Fig. 5 is a working state diagram of the present invention.

description of reference numerals: the device comprises a long pipe 1, a short pipe 2, a miniature servo motor with a speed reducer I3, a guide rail 4, a sliding seat 5, a cavity 5-1, a rack 6, a miniature servo motor with a speed reducer II 7, a gear 8, an X-shaped scissors member 9, a rotating shaft 9a, a clamping rod 9-1, a fetching clamping and cutting part 9-1a, a cross rod 10, a miniature electric push rod 11, a push rod 11-1, a miniature camera 12, a stop block 13, a rubber soft sleeve 14, an operating handle 15, an operating screen 16, a single chip microcomputer controller 17, a display 18, focus tissues 19 and a human body 20.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

With reference to the accompanying drawings: the novel biopsy sampling tool for the digestive system department comprises a long pipe 1 made of soft silica gel material, a short pipe 2 made of hard silica gel material is arranged at the outer end of the long pipe 1, the short pipe 2 is rotatably connected at the outer end of the long pipe 1, a miniature servo motor with a speed reducer 3 for driving the short pipe 2 to rotate is arranged at the position of the long pipe 1, a guide rail 4 is fixed in a cavity of the short pipe 2, a slide carriage 5 is connected on the guide rail 4 in a sliding way, a rack 6 is fixed in the cavity of the short pipe 2, a miniature servo motor with a speed reducer 7 is fixed on the slide carriage 5, a gear 8 matched with the rack 6 is fixed on a rotating shaft of the miniature servo motor with a speed reducer 7, a cavity 5-1 is opened on the slide carriage 5, an X-shaped scissors piece 9 is arranged in the cavity 5-1, the X-shaped scissors piece 9 comprises a pair of clamping rods 9-1 which are mutually rotatably connected, the bottom surface of the outer end of the clamping rod 9-1 at one side and the top surface of the outer end of the clamping rod 9-1 at the other side are both fixed with a fetching clamping and cutting part 9-1a with opposite openings, a pair of miniature electric push rods 11 which are arranged oppositely are arranged in the cavity 5-1, the bottom ends of the two miniature electric push rods 11 are respectively and rotatably connected with the sliding seat 5, the push rods 11-1 of the two miniature electric push rods 11 are respectively and rotatably connected with the inner ends of the two clamping rods 9-1, and the front end of the sliding seat 5 is fixed with a miniature camera 12; an operating handle 15 is fixed at the inner end of the long tube 1, an operating screen 16 and a single chip microcomputer controller 17 are arranged on the operating handle 15, the single chip microcomputer controller 17 is in line connection with the operating screen 16, the miniature camera 12, the miniature first servo motor 3 with the speed reducer, the miniature second servo motor 7 with the speed reducer and the miniature electric push rod 11, and a display 18 in line connection with the single chip microcomputer controller 17 is arranged on the outer side of the operating handle 15.

The inner and outer ends of the guide rail 4 are fixed with stoppers 13.

A soft rubber sleeve 14 is sleeved at the joint between the long pipe 1 and the short pipe 2.

The utility model discloses a theory of operation: firstly, a short pipe 2 and a long pipe 1 are extended into a human body (can enter the human body through a throat part, or can enter the human body through a small opening and a minimally invasive way), then, a control screen 16 is pressed to control a first micro belt reducer servo motor 3 to operate, so that the short pipe 2 is driven to rotate and move, further, an X-shaped scissor piece 9 can be controlled to be aligned with a focus tissue 19, then, a second micro belt reducer servo motor 7 is controlled to drive a sliding seat 5 to move, so that the X-shaped scissor piece 9 is moved out of a cavity of the short pipe 2, then, a micro electric push rod 11 is controlled to work, two clamping rods 9-1 are driven to mutually approach, so that a small block on the focus tissue 19 is clamped and extracted by using a clamping and cutting part 9-1a (as shown in figures 2, 3 and 4), a signal transmitted by a micro camera 12 can be imaged from a display 18 by a doctor, facilitating the extraction of lesion tissue 19 (as shown in fig. 5).

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims (3)

1. The utility model provides a novel gastroenterology biopsy sampling tool, includes long tube (1) that soft silica gel material made, characterized by: the outer end of the long pipe (1) is provided with a short pipe (2) made of a hard silica gel material, the short pipe (2) is rotatably connected to the long pipe (1), the long pipe (1) is provided with a first miniature belt speed reducer servo motor (3) used for driving the short pipe (2) to rotate, a guide rail (4) is fixed in a cavity of the short pipe (2), a sliding seat (5) is connected to the guide rail (4) in a sliding manner, a rack (6) is fixed in the cavity of the short pipe (2), a second miniature belt speed reducer servo motor (7) is fixed on the sliding seat (5), a gear (8) matched with the rack (6) is fixed on a rotating shaft of the second miniature belt speed reducer servo motor (7), a cavity (5-1) is formed in the sliding seat (5), an X-shaped shearing fork piece (9) is arranged in the cavity (5-1), and the X-shaped shearing fork piece (9) comprises a pair of clamping rods (9-1) which are rotatably connected together through, be equipped with horizontal pole (10) that are used for fixed pivot (9a) on slide (5), one side the outer end bottom surface and the opposite side of clamping bar (9-1) the outer end top surface of clamping bar (9-1) all is fixed with the relative thing of getting of setting of opening and presss from both sides cut portion (9-1a), be equipped with a pair of miniature electric putter (11) that set up relatively in cavity (5-1), two the bottom of miniature electric putter (11) rotates with slide (5) respectively and is connected together, two push rod (11-1) of miniature electric putter (11) respectively with two the inner of clamping bar (9-1) rotates and is connected together, the front end of slide (5) is fixed with miniature camera (12).

2. The novel gastroenterology biopsy sampling tool of claim 1, wherein: the inner end and the outer end of the guide rail (4) are both fixed with a stop block (13).

3. The novel gastroenterology biopsy sampling tool of claim 1, wherein: the joint between the long pipe (1) and the short pipe (2) is sleeved with a soft rubber sleeve (14).