JP2001000536A - Rectal insertion working device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To constitute an enteral working implement for defacation inspection mounted at the front end opening portion of a cylindrical body inserted into the rectum in such a manner as not to damage the rectal wall and anus and to effectively work this implement within the rectum. SOLUTION: The front end opening of the cylindrical body 1 is freely openably and closably provided with a flower petal-like protector 3 and the inside of this protector 3 is freely rotatably provided with a tray-like rotary crushing plate 2a for raking the interal feces into the protector 3 and feeding the same into etching cylindrical body 1. The base surface of the rotary crushing plate 2a is provided with a plurality of raking-in pawls and holes and a revolving shaft 2d of the rotary crushing plate 2a is rotated by a low-speed revolving small-sized motor 2e disposed nearer the base end side than a bellows part 1a of the cylindrical body 1. In addition, the internal passage of the cylindrical body 1 is connected to a tube 5 which is connected via a pump 6 and a selector 5a to an excrement container 9 and a hot water tank 8.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a defecation device for eliminating clogging of feces in the intestine and elimination of feces, a rectal catheter for injecting and discharging a contrast agent for intestinal examination, and a method for intestinal surgery. The present invention relates to a technique of an intestinal working device that inserts an intestinal working tool such as a surgical device or another intestinal examination device from an anus.

[0002]

2. Description of the Related Art Conventionally, a rectal catheter has been widely used as an intestinal working tool for injecting and discharging a contrast agent into the rectum. In addition, the present inventor has developed a defecation device provided with a mechanism for scraping the intestinal stool so as to be exposed at the tip of the rectal catheter, but the protection for preventing the mechanism from directly contacting the intestinal wall is insufficient. there were. In addition, since the drive unit is fixed to the catheter body, disposable operation is costly.

[0003]

DISCLOSURE OF THE INVENTION The present invention solves the above-mentioned conventional problems and provides a rectal insertion working device capable of efficiently performing work in the rectum with less damage due to contact with an intestinal working tool. To provide. A second object is to provide an inexpensive and easy-to-use rectal insertion working device.

[0004]

Means for Solving the Problems The constitution of the present invention which has solved the above problems is as follows: 1) A tubular body inserted into the rectum from the anus is provided with an intestinal working tool used in the rectum, and the tubular body is provided. Attach the protective body surrounding the side of the upper space of the specified width at the tip of the tubular body to the tip of the cylindrical body, and place the exposed part of the intestinal working tool in the rectum in the enclosed space inside the protective body A rectum insertion work device for increasing the workability of the intestinal working tool by providing a widening means for the protecting body for expanding the space surrounded by the protecting body in the lateral direction and opening the protector widely in the rectum 2) Intestinal working tool Is a forcible discharge device that crushes and removes intestinal material.A rotating crush plate that rotates inside the protective body to crush intestinal material is placed, and the rotation axis of the crush plate is a cylindrical base. The above-mentioned 1) is a structure in which the inside of the cylindrical body is connected to a suction-type discharging device by extending to the end and rotating by a motor. Rectal insertion work device described 3) As a widening means, the rotating shaft is made to be able to advance and retreat with respect to the cylindrical body, and the rotating crush plate attached with the tip of the rotating shaft comes into contact with the protective body and accompanies the advance of the rotating crush plate. The rectal insertion working device according to the above 2), which uses a device having a structure in which the protective body is opened by opening the body. 4) As a widening means, a hollow shaft having a rotating shaft inserted inside is provided, and a ring member is provided at the tip of the hollow shaft. Is provided, a slope portion is provided on the inner surface of each protective body that protrudes long in the inner center direction according to the distal end, and an operating unit for moving the hollow shaft forward and backward is provided at the base end of the tubular body,
The rectal insertion working device according to the above 2), wherein the ring body comes into contact with the sloped portion when the hollow shaft is pushed in toward the distal end to widen the protective body outward. A slide cylinder that moves forward and backward by the operation of the base end is inserted into the inside of the body, and a slope that protrudes long in the center direction according to the distal end is provided on the inner surface of the protective body, and the slide cylinder is pushed forward in the distal direction to push the slide cylinder forward. The rectal insertion working device according to the above 2), wherein the distal end portion has a structure that widens the protective body by contacting the slope portion. 6) The rectal insertion working device according to the above 2), wherein the drive section of the intestinal working tool is detachable from the tubular body side. 1) to 5) Any one of the rectal insertion working devices according to any one of the above 1) to 6), wherein the distal end portion of the tubular body is provided with a balloon that locks in a watertight manner with the anus. .

[0005]

BEST MODE FOR CARRYING OUT THE INVENTION The tubular body of the present invention is made of silicon rubber, rubber or the like having the same thickness as the tubular catheter body of a conventional rectal catheter, but can also be made of plastic. It is also practical to attach a balloon between the anus of the tubular body and the anus of the tubular body in a watertight manner. The protector of the present invention is preferably openable and closable like a petal, and a plurality of hard plates are sealed with a soft film to form a petal, and the base end or the middle of the protector is attached to the tip of the cylindrical body, and the protector is provided. It is practical to provide a widening means for opening and closing the door. The protector can be configured by attaching a plurality of petal pieces radially to the tip of the tubular body,
In this case, a flexible film may be attached between the petal pieces, or the film may not be attached. The inside of the tubular body of the present invention is formed as a hollow passage to the tip so that intestinal substances can be discharged, or inspection of hot water, medicine, optical fiber, and the like, and a working device member can be passed.

[0006]

Embodiments of the present invention will be described below with reference to the drawings. : First embodiment (see FIGS. 1 to 10) In this embodiment, a crushing mechanism for shaving and crushing stool clogged in the intestine is taken in a cylindrical body, and a defecation in which the cylindrical body passage is connected to a suction type discharging device. It is an example of an apparatus. The protective body is formed by sealing a hard plate with a film and attaching it to the tip of the tubular body.
FIG. 1 is an explanatory diagram of the embodiment. FIG. 2 is a vertical cross-sectional view showing a distal end portion of the embodiment at the time of insertion. FIG. 3 is a vertical cross-sectional view showing a tip portion of the working state of the embodiment. FIG. 4 is a longitudinal sectional view showing a rear end portion of the embodiment. FIG. 5 is an enlarged front view showing the scraping tool of the embodiment. FIG. 6 is a circumferentially developed longitudinal view showing the shape of the raking claw of the rotary crush plate of the example. FIG. 7 is an enlarged front view of the protection body of the embodiment in an open state. FIG. 8 is a perspective view showing the protection body of the embodiment. FIG. 9 is a sectional view taken along line AA of FIG. FIG. 10 is a cross-sectional view of the protection body of the example. In the figure, 1 is a cylindrical body made of silicon rubber, 1a is a bellows portion at the base end of the cylindrical body, 1b is a distal opening, 1c is an internal passage of the cylindrical body 1, 1d is two annular balloons, 1e is An air injection pipe for the balloon 2 is a crushing mechanism for crushing and taking in the stool in the intestine into the tubular body 1.
Is a plate-shaped crushing plate, 2b is a scraping nail protruding in a triangular shape from the bottom surface, 2c is a hole near the scraping nail, 2c.
d is a rotating shaft, 2e is a small low-speed rotating motor that rotates the rotating shaft, 2f is an upper bearing of the rotating shaft 2d, 2g is an opening of the upper bearing, 2h is a rotation fixed to a lower portion of the cylindrical body 1. Axis 2
d, a slidable lower bearing, 2i an opening provided in the lower bearing, 2j a connecting rod connecting the upper bearing 2f and the lower bearing 2h, 3 a protector, 3a a triangular hard plate of the protector 3. Reference numeral 3b denotes a film for tightly sealing the hard plate from above and below, and reference numeral 3c denotes a connecting portion where the lower end of the film of the protective body 3 is fixed to the upper bearing 2f. 3d denotes an opening provided in the protective body 3 and 3e.
Is a binding ring, and 4 is a cap made of starch, which is attached in a round shape so as to cover the tip and side surfaces of the closed protective body 3. 5 is a tube connected to the internal passage 1c of the cylindrical body 1, 5a is a switch, 6 is a pump for performing suction type discharge and hot water pressure feeding, 7 is a hot water injection path, 8 is a hot water tank containing hot water, 9 Is a waste container. 1 to 10
In the embodiment shown in FIG. 2, when inserting the defecation apparatus of the present embodiment from the anus K, as shown in FIG. 2, the protective body is closed, and the distal end of the closed protective body 3 and the outer peripheral surface of the distal end are made of a starch oblate material. It is covered with the cap 4 in a round shape. When the cap 4 is inserted from the anus K in this state, the round cap 4 comes into contact with the anus K, and can be inserted without damaging the anus K and the inner wall of the rectum with the tip of the protective body 3. After the insertion, air is sent to the air injection pipe 1e to inflate the balloon 1d, and the cylindrical body 1 is moved to the anus K.
Watertight. Thereafter, the switch 5a is connected to the hot water side, the squeeze type pump 6 is operated, and the hot water tank 8
The hot water in the inside is fed into the protective body 3 through the hot water injection path 7, the tube 5, the opening 2i, the internal passage 1c of the cylindrical body 1, and the opening 2g of the upper bearing 2f, and the cap 4 is dissolved in the warm water and the intestinal fluid. Let it. Cap 4 that was about to be melted by hot water injection pressure
Is removed and the tip of the protective body 3 is opened. After the base end of the cylindrical body 1 is opened and the low-speed rotating small motor 2e is grasped and pulled leftward in FIGS. 1 and 2, the distal end of the cylindrical body 1 is fixed by the balloon 1d. Base end of tubular body 1
Low-speed rotating small motor 2e and rotating shaft 2d attached thereto
Extends the bellows part 1a and moves to the left. Rotating shaft 2d
The rotary crushing plate 2a attached to the tip of the cover also moves leftward in the protective body 3. The inner surface of the protective body 3 whose diameter has been reduced to the left by the leftward movement of the rotary crush plate 2a is the rotary crush plate 2a.
The protection body 3 is opened in a trumpet shape so as to be inclined outward by contacting the outer periphery of the body. The protection body 3 is opened in a trumpet shape, the switching unit 5a is set to the excretion side, and the pump 6 is rotated in the direction of rotation of the suction and discharge to make the inside of the tubular body 1 and the protection body 3 a negative pressure to suck intestinal substances. To discharge. Further, the small-speed rotating small motor 2e is operated to rotate the crushing plate 2a at low speed by the rotation of the rotating shaft 2d, and the intestinal substance is scraped by the scraping claw 2b and taken into the cylindrical body 1 from the hole 2c. The protective body 3 has an opening 3d, and a part of the intestinal substance enters and exits from the opening to allow suction from the outer periphery of the side surface of the protective body 3. The intestinal matter taken into the cylindrical body 1 from the rotary crushing plate 2a moves to the excrement container 9 via the opening 2g of the upper bearing 2f, the internal passage 1c of the lower bearing 2h, and the tube 5 to be stored therein. Is done. When pulling out the rectal insertion working device of this embodiment from the anus, the air of the balloon 1d is deflated and deflated, and the base end of the tubular body 1 is pushed toward the anus K to move the rotary crush plate 2a to the back. Then, when the tubular body 1 is pulled out from the anus K, the protective body 3 is contracted to be in the state shown in FIG.

Second Embodiment (See FIGS. 11 to 15) FIG. 11 is a longitudinal sectional view of the second embodiment. FIG. 12 is an explanatory diagram showing a widened state of the protection body of the second embodiment. FIG.
3 is a sectional view taken along line XX of FIG. FIG. 14 is an explanatory diagram of a closed state of the protection body of the second embodiment. FIG.
It is explanatory drawing of the expanded state of the protection body of 2nd Example. FIG.
The second embodiment shown in FIGS.
Is divided into a plurality of petals by a vertical slit 20a, and the base end of the divided petal piece 20b is provided with a circumferential groove 20c in the circumferential direction, so that each petal piece 20b can be freely opened and closed. In addition, the outer periphery of the petal piece 20b in the open state is covered with the film 21, and the petal piece 20b and the film 21 form the openable / closable protection body 22. Further, a stepped projection 23 having a triangular cross section is formed on the inner surface of the protective body 22, and an annular body 24 which comes into contact with a slope 23a of the same stepped projection is provided on a hollow shaft 2 which can move forward and backward.
5 and insert the rotary shaft 26 into the hollow shaft,
A crush plate 27 is attached to the tip of the rotating shaft. The crushing plate has a circular plate 27a provided with an acute-angled scraping blade 27b and an opening that also serves as a stool passage. The proximal end of the hollow shaft 25 is connected to the slider cylinder 27, and the proximal end of the rotary shaft 26 is detachably connected to the output shaft of the motor with reduction gear 28 via the coupling 28a. The motor with reduction gear 28 is a cylindrical body 2
The motor 28 can be separated from the coupling 28a by being attached to a base end of the motor via a mounting cylinder 29.
The motor 28 can be used many times without getting dirty. In the drawing, reference numeral 30 denotes a shaft supporting portion of the hollow shaft 25, 31 denotes a base end cap of the cylindrical body 20, 32 denotes an injection / discharge port, 33 denotes a balloon, 33
a is a tube for injecting air into the balloon, 34 is a squeeze-type pump for forward and reverse directions, 35 is a tube connected to the inlet and outlet, 36 is an excrement storage container, 37 is a hot water container,
38 and 39 are check valves, and 49 is a water-soluble starch cap. In this embodiment, when inserting from the anus, as shown in FIG. 11, the petal piece 20b of the protective body 22 is in a closed state in a vertical state, and a starch cap 49 is attached to this, and then inserted into the anus. I do. Petal pieces 20
The film 21 between b is in a wrinkled state. Thereafter, air is sent to the balloon 33 to inflate and fix it, and then the pressure pump 34 is operated to pass hot water from the hot water container 37 through the tube 35, the injection port 32, the inside of the tubular body 20, and the inside of the protective body 22. Hot water is fed into cap 49 to dissolve and remove cap 49, and hot water is fed into the rectum to soften the stool. Thereafter, the pump 34 is rotated in the reverse direction, and the intestinal matter (feces, liquid, injected hot water) is sucked from the protection body 22 and stored in the excrement storage container 36.
When the slider cylinder 27 is manually pushed in the distal direction, the hollow shaft 25 moves, and the annular body 24 at the distal end moves in the distal direction. As a result, the annular body 24 becomes the slope of the triangular step projection 23. The petal piece 20b is pushed outwardly in contact with 23a.
The petal piece 20b is pushed outward and spreads, and the tip diameter of the protection body 22 is widened by about 50 mm. (State of FIG. 12). When the motor 28 is operated in this state, the rotating shaft 26 rotates, and the crush plate 27 at the tip rotates. The stool hardened in the protection plate by the rotation of the crush plate 27 is shaved by the scraping blade 27b,
It is crushed so that it can pass through the cylindrical body 20 and be discharged.

Third Embodiment (See FIGS. 16 to 18) FIG. 16 is a longitudinal sectional view of the third embodiment. FIG. 17 is a plan view of the third embodiment. FIG. 18 is an explanatory view showing a widened state of the protection body of the third embodiment. In the third embodiment shown in FIGS. 16 to 18, the opening and closing means using the ring and the hollow shaft of the second embodiment is replaced by a long slide cylinder 41 fitted inside a cylindrical body 40. At the upper end of the protective member 40, six petal pieces 42a manufactured separately are radially attached.
No film is attached between the petals 42a. The petals 40a are close to each other in the closed state, and the protector 40 is tapered in the closed state, and the thickness 40b is formed so as to protrude inward inside the petals 40a. Thicken the lower part inside the slope 40c.
The same function as the step projection of the second embodiment is provided. Slide cylinder 41, rotating shaft 43, motor 46
And move back and forth together with respect to the cylindrical body.
Reference numeral 46b denotes a case of a driving unit, and a motor 46, batteries 46d and
W46c is attached, and is detachably fitted to the slide cylinder 41. Stopper ring 41 at the base end of slide cylinder 41
a is attached, and is limited to a safe position where the crush plate 45 at the tip does not protrude from the protection body 42. In the figure, 41
b is a stay for supporting the rotary shaft 43 attached to the tip of the slide cylinder 41, 41c is a hole for injecting and discharging intestinal matter and hot water, 41d is a base wall of the slide cylinder 41, 46 is a motor, 46a is a rotary shaft 4
Reference numeral 3 designates a detachable coupling with the output shaft of the motor 42, 47 is an inlet / outlet, 48 is a notch which allows movement of the inlet / outlet of the cylindrical body, and 49 is a starch-based water-soluble cap. In the third embodiment, when the slide cylinder 41 is pushed toward the distal end with respect to the tubular body 40, the distal end of the slide cylinder 41 comes into contact with the slope 40c of the petal piece 40a, and the petal piece 4
Reference numeral 2a denotes a member which is pushed outward to open the protective body 40. The intestinal matter crushed by the crush plate 45 passes through the inside of the slide cylinder 41 and is discharged to the outside through the inlet / outlet 47. The means for injecting and discharging hot water is the same as in the second embodiment.

[0009]

As described above, by covering the working tool portion that is inserted into the rectum and exposed in the intestine with the protective body, contact with the intestinal wall and anus of the rectum is prevented, and the stool is discharged without being damaged. Can safely perform intestinal work and in / out. In addition, the protective body can be widened in the rectum to widen the opening for taking in the intestinal substance, thereby improving the workability of the intestinal working tool.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram of an embodiment.

FIG. 2 is a longitudinal sectional view showing a distal end portion of the embodiment at the time of insertion.

FIG. 3 is a longitudinal sectional view showing a distal end portion of the embodiment in use.

FIG. 4 is a longitudinal sectional view showing a rear end portion of the embodiment.

FIG. 5 is an enlarged front view showing the scraping tool of the embodiment.

FIG. 6 is a circumferential vertical development view showing the shape of a raking claw of the rotary crushing plate of the example.

FIG. 7 is an enlarged front view of the protection body of the embodiment in an open state.

FIG. 8 is a perspective view showing a protection body of the embodiment.

FIG. 9 is a sectional view taken along line AA of FIG. 7;

FIG. 10 is a cross-sectional view of the protection body of the embodiment.

FIG. 11 is a longitudinal sectional view of the second embodiment.

FIG. 12 is an explanatory diagram showing a widened state of the protection body of the second embodiment.

FIG. 13 is a sectional view taken along line XX of FIG. 11;

FIG. 14 is an explanatory diagram of a closed state of the protection body of the second embodiment.

FIG. 15 is an explanatory diagram of a widened state of the protection body of the second embodiment.

FIG. 16 is a longitudinal sectional view of the third embodiment.

FIG. 17 is a plan view of the third embodiment.

FIG. 18 is an explanatory view showing a widened state of the protection body of the third embodiment.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Cylindrical body 1a Bellows part 1b Tip opening 1c Internal passage 1d Balloon 1e Air injection tube 2 Crushing mechanism 2a Rotating crush plate 2b Scraping claw 2c Hole 2d Rotating shaft 2e Low-speed small motor 2f Upper bearing 2g Opening 2h Lower bearing 2i Opening 2j Connecting rod 3 Protector 3a Hard plate 3b Film 3c Connecting part 3d Opening 3e Binding ring 4 Cap 5 Tube 5a Switch 6 Pump 7 Hot water injection path 8 Hot water tank 9 Excrement container 20 Cylindrical body 20a Slit 20c Petal piece 20b Lateral groove 21 Film 22 Protector 23 Step projection 23a Slope 24 Ring 25 Hollow shaft 26 Rotation shaft 27 Crush plate 27a Disk 27b Scraper blade 28 Motor 28a Coupling 29 Mounting tube 30 Shaft support 31 Base cap 32 Injection / discharge port 33 Balloon 33a air injection tube 34 Pump 35 Tube 36 Excrement storage container 37 Hot water container 38, 39 Check valve 40 Cylindrical body 41 Slide cylinder 42 Protector 42a Petal piece 42b Thickness 42c Inclined surface 43 Rotation shaft 44 Missing number 45 Crush plate 41a Stopper ring 41b Axle support Stay 41c Hole 41d Base wall 46 Motor 46a Coupling 47 Injection / discharge port 48 Notch 49 Cap

Claims (7)

[Claims] An intestinal working tool used in the rectum is provided on a tubular body inserted from the anus into the rectum, and a protective body surrounding a side surface of an upper space having a predetermined width at a tip of the tubular body is provided. Attach to the end of the body, place the exposed part of the intestinal working tool in the rectum in the enclosed space inside the body and use it to expand the space surrounded by the body horizontally. A rectal insertion working device which is provided with a width means and opens the protective body widely in the rectum to enhance the workability of the intestinal working tool. 2. The intestinal working tool is a forcible discharge device for crushing and discharging the intestinal substance, wherein a rotary crushing plate that rotates inside the protective body and crushes the intestinal substance is disposed. The rotation axis of the is extended to the base end of the cylindrical body and rotated by a motor,
2. The rectal insertion working device according to claim 1, wherein the inside of the tubular body is connected to a suction type discharging device. 3. A widening means, wherein a rotating shaft is freely movable with respect to a cylindrical body, and a rotating crush plate having a tip of the rotating shaft attached thereto comes into contact with the protective body and the protective body is moved with the advance of the rotating crush plate. The rectal insertion working device according to claim 2, wherein the rectal insertion working device has a structure in which the opening is opened. 4. A widening means, wherein a hollow shaft having a rotating shaft inserted therein is provided, an annular body is provided at the tip of the hollow shaft, and a slope portion protruding toward the center of the inner surface of each protective body according to the tip. The operating part for moving the hollow shaft forward and backward is provided at the base end of the cylindrical body, and when the hollow shaft is pushed in the distal direction, the ring comes into contact with the slope and the protective body is widened outward. 3. The rectal insertion working device according to claim 2, wherein the device is used. 5. As a widening means, a slide cylinder which advances and retreats by operation of a base end portion is inserted into the inside of the cylindrical body, and a slope portion protruding toward the center in accordance with the distal end is provided on the inner surface of the protective body.
3. The rectal insertion working device according to claim 2, wherein the slide tube is pushed forward in the distal direction so that the distal end portion of the slide tube comes into contact with the slope portion to widen the protective body. 6. The rectal insertion working device according to claim 1, wherein the drive section of the intestinal working tool is detachable from the tubular body. 7. The rectal insertion working device according to claim 1, further comprising a balloon attached to a distal end portion of the cylindrical body in a watertight manner with the anus.