CN217366869U - Multistage cervical stenosis dilatation type drainage tube - Google Patents

Abstract

The utility model relates to the technical field of auxiliary instruments for medical operations, in particular to a multistage cervical stenosis dilatation type drainage tube, which comprises a drainage tube body and a supporting tube, wherein the drainage tube body is a cylinder with a hemispherical upper end surface and is provided with a head part, a body part and a tail part; the head part is a loop tube, the head part is sleeved with the body part, and the body part and the tail part are integrally formed; a side hole is arranged on the wall of the head part pipe; a first channel is arranged in the drainage tube body; the upper end opening of the first channel is a head upper end opening, and the lower end opening is a tail lower end opening; the surface of the body part is wrapped with more than or equal to two balloons, the surface of the body part wrapped by each balloon is provided with a through hole, channels are arranged on the inner side wall of the body part corresponding to the through holes, the number of the channels is the same as that of the balloons, the other end of each channel is provided with a through hole arranged on the tail part, and each through hole on the tail part is provided with a connector; the lower end of the tail part is provided with a first connector. Adopt the utility model discloses multiplicable narrow expansion range of cervical reduces the expansion tube and changes the number of times, shortens the course of disease and the cost of manufacture is low.

Description

Multistage cervical stenosis dilatation type drainage tube

Technical Field

The utility model relates to a medical treatment operation auxiliary instrument technical field especially relates to a multistage cervical stenosis expansion type drainage tube.

Background

The uterine dilator is a common clinical medical instrument and is applied to gynecological operations when the intrauterine device is taken out and placed, induced abortion and cervical adhesion cause the menstrual discharge failure. Firstly, a vaginal speculum is placed to expose the cervix, the cervix is clamped by cervical forceps and pulled forward, so that the uterus is kept in a horizontal state, a uterine dilator is sent into the cervix to reach the uterine opening, and the cervix is sequentially and gradually placed into the uterine opening to achieve the purpose of dilating the uterus according to different types of metal dilators. The cervix is dilated and fluid in the uterine cavity is allowed to flow out through the vagina and out of the body.

At present, the widely applied uterine dilator rod tube mostly adopts a metal type and a drug absorption expansion type, and mostly adopts a plurality of types from a small type to a large type to dilate the cervix, so the operation time is long, the operation of medical staff is complicated, and patients suffer physical and mental pains; meanwhile, the cervical mucosa is easy to be damaged when the uterine dilating rod is repeatedly replaced, and the uterine neck tube is adhered after operation, so that the uterine cavity is infected. Even if the cervical canal is dilated without repeatedly replacing the dilating rod, the liquid in the uterine cavity can not be drained to the outside of the body without passing through the vagina.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model aims to provide a drainage tube which can expand the cervical canal without repeatedly replacing the uterus dilating stick and can also drain the liquid in the uterine cavity to the outside of the body through the vagina.

In order to realize the purpose, the utility model discloses a technical scheme be:

a multistage cervical stenosis dilatation type drainage tube comprises a drainage tube body and a supporting tube, wherein the supporting tube is provided with a supporting rod and a connecting cap, the supporting rod is vertically arranged at the central position in the connecting cap, and the inner surface of the connecting cap is provided with a spiral groove; the drainage tube body is a cylinder, and the upper surface of the cylinder is convex in a hemispherical shape; the drainage tube body is provided with a head part, a body part and a tail part; the head part is a loop tube, the head part is sleeved with the body part, and the body part and the tail part are connected in an integrated manner; the wall of the head pipe is provided with a side hole; a single channel is arranged in the head; the body part and the tail part are internally provided with single channels, and the single channels in the body part and the tail part are connected with the single channel in the head part to form a first channel; the upper end opening of the first channel is positioned at the upper end opening of the head part, and the lower end opening of the first channel is positioned at the lower end opening of the tail part; the body surface is concave; the body surface is wrapped with more than or equal to two balloons, the balloons are fixed on the outer surface of the body in a sleeved mode, the surface of the body wrapped by each balloon is provided with a through hole, the inner side wall of the body is provided with channels, the number of the channels is the same as that of the balloons, one end of each channel is a through hole in the body surface, the other end of each channel is a through hole in the tail, and each through hole in the tail is provided with a connector; the connector is arranged on the outer side wall of the tail part, and the outer wall of the inner wall of the connector is provided with threads; a first connecting head is further arranged at the opening at the lower end of the tail part; and the outer wall of the inner wall of the first connector is provided with threads.

Further, the body surface is wrapped by the first balloon, the second balloon and the third balloon; the first balloon, the second balloon and the third balloon are sleeved and stacked; the length of the first balloon is smaller than that of the second balloon, the length of the second balloon is smaller than that of the third balloon, and a second channel, a third channel and a fourth channel are further arranged on the inner side wall of the body; the second channel, the third channel and the fourth channel extend downwards into the tail part; the upper end opening of the second channel is a through hole on the surface of the body part wrapped by the first balloon, the lower end opening is a through hole arranged on the surface of the tail part, and a second connector is arranged on the lower end opening; an opening at the upper end of the third channel is a through hole on the surface of the second balloon wrapping body part, an opening at the lower end of the third channel is a through hole arranged on the surface of the tail part, and a third connector is arranged on the opening at the lower end of the third channel; the upper end opening of the fourth channel is a through hole on the surface of the third balloon wrapping body part, the lower end opening is a through hole arranged on the surface of the tail part, and a fourth connector is arranged on the lower end opening.

Furthermore, the head ends of the first balloon, the second balloon and the third balloon are fixed on the surface of the body in a flush manner, and the lower ends of the first balloon, the second balloon and the third balloon are respectively fixed on the surface of the body.

Furthermore, the first balloon, the second balloon and the third balloon have the same center, and the upper end and the lower end of the first balloon are respectively fixed on the surface of the body part; the upper end and the lower end of the second saccule are respectively fixed on the surface of the body part; the upper end and the lower end of the third balloon are respectively fixed on the surface of the body part.

Further, both ends of the balloon are conical, and the body part is cylindrical.

Further, the length of the drainage tube body is 20cm, and the tube diameter of the drainage tube is 2-4 Fr.

Further, the head is 2cm in length; the length of the body part is 3 cm; the tail length is 15 cm; the connector sets up in distance afterbody bottom 4cm department.

Further, the first balloon expansion diameter is 5mm-7 mm; the expansion diameter of the second balloon is 8mm-10 mm; the expansion diameter of the third balloon is 11-13 mm; the first balloon is 1cm in length, the second balloon is 1cm longer than the first balloon, and the third balloon is 1cm longer than the second balloon.

Further, the connection cap has a V-shaped handle.

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

1. the multi-stage cervical stenosis dilatation type drainage tube disclosed by the utility model can be placed into the cervix under the guide of the guide wire, the operation is simpler, and the secondary damage of the cervix can not be caused;

2. the hardness of the body part and the tail part of the multi-stage cervical stenosis expansion type drainage tube disclosed by the utility model is greater than that of a self-expansion cervical dilatation tube, the tube diameter of the drainage tube body is thinner, the upper end of the head part is hemispherical, and meanwhile, the drainage tube body is internally provided with a supporting tube which is easy to pass through a narrow cervix;

3. the head of the multistage cervical stenosis dilatation type drainage tube disclosed by the utility model is in a loop shape, and has the function of preventing the drainage tube from shifting;

4. the utility model discloses a multi-stage cervical stenosis dilatation type drainage tube which adopts a multi-balloon design, increases the stenosis dilatation range and reduces the times of replacing the drainage tube;

5. the utility model discloses a sacculus of multistage cervical stenosis dilatation type drainage tube adopts the intussusception mode to fix, each sacculus is gradually filled from inside to outside, the gradual dilatation of cervical canal can be realized, the pain is little, the occurrence of secondary stenosis caused by tearing of cervical mucosa and scar repair can not be caused;

6. the utility model discloses an every sacculus has fixed diameter in multistage narrow expansion type drainage tube of cervical, can reach the expansion diameter under less pressure, and is little to the pressure requirement, easy operation, and the cost of manufacture is low.

Drawings

FIG. 1 is a schematic view of a structure of a drainage tube according to embodiment 1 of the present invention;

FIG. 2 is a schematic view of a drainage tube structure according to embodiment 2 of the present invention;

FIG. 3 is a schematic view of a support tube configuration;

FIG. 4 is a transverse sectional view of the drainage tube body of the present invention;

in the figure: A. a drainage tube body; B. supporting a tube; 1. a head portion; 2. a body portion; 3. a tail portion; 401. a first channel; 402. A second channel; 403. a third channel; 404. a fourth channel; 501. a first connector; 502. a second connector; 503. A third connector; 504. a fourth connector; 601. a first balloon; 602. a second balloon; 603. a third balloon; 7. Side holes; 8. a handle; 9. a support bar; 10. and a connecting cap.

Detailed Description

The following describes embodiments of the present invention in detail with reference to the drawings.

As shown in fig. 1, the utility model discloses a multistage cervical stenosis dilatation type drainage tube, which comprises a drainage tube body A and a supporting tube B; the drainage tube body A is a cylinder, and the upper surface of the cylinder is convex in a hemispherical shape, so that the upper end surface of the drainage tube body A is in an arc shape; the drainage tube body A is provided with a head part 1, a body part 2 and a tail part 3; the head part 1 is a loop pipe; the head part 1 is sleeved with the body part 2, and the body part 2 is connected with the tail part 3 in an integrated manner; a side hole 7 is formed in the tube wall of the head part 1, so that liquid in the uterine cavity of a patient can be discharged through the side hole 7; a single channel is arranged in the head part 1; the body part 2 and the tail part 3 are also internally provided with single channels, and the single channels in the body part 2 and the tail part 3 are connected with the single channel in the head part 1 to form a first channel 401; an opening at the upper end of the first channel 401 is positioned at an opening at the upper end of the head part 1, and an opening at the lower end is positioned at an opening at the lower end of the tail part 3, so that the drainage tube body A forms a cylinder with a hollow inner core; the surface of the body 2 is concave; the surface of the body part 2 is wrapped by more than or equal to two balloons, the balloons are fixed on the outer surface of the body part 2 in an intussusception mode, and when the balloons are intussuscepted on the outer surface of the body part 2, the balloons are positioned in a concave shape on the surface of the body part 2, so that the whole surface of the drainage tube body A is flat; the surface of the body part 2 wrapped by each saccule is provided with a through hole, the inner side wall of the body part 2 is provided with channels, the number of the channels is the same as that of the saccules, one end of each channel is a through hole on the surface of the body part 2, the other end of each channel is a through hole arranged on the tail part 3, and each through hole on the tail part 3 is provided with a connector; the connector is arranged on the outer side wall of the tail part 3, and the outer wall of the inner wall of the connector is provided with threads; the lower end of the tail part 3 is also provided with a first connecting head 501, namely, the opening at the lower end of the first channel 401 is provided with the first connecting head 501; the outer wall of the inner wall of the first connector 501 is provided with threads.

Preferably, the body 2 is surface-wrapped by a first balloon 601, a second balloon 602 and a third balloon 603; the first balloon 601, the second balloon 602 and the third balloon 603 are intussuscepted; the length of the first balloon 601 is smaller than that of the second balloon 602, the length of the second balloon 602 is smaller than that of the third balloon 603, and a second channel 402, a third channel 403 and a fourth channel 404 are further arranged on the inner side wall of the body 2; the second channel 402, the third channel 403 and the fourth channel 404 extend downwards into the tail 3; the upper end opening of the second channel 402 is a through hole on the surface of the body 2 wrapped by the first balloon 601, the lower end opening is a through hole arranged on the surface of the tail 3, and the lower end opening, namely the through hole on the surface of the tail 3, is also provided with a second connector 502; the upper end opening of the third channel 403 is a through hole on the surface of the body part 2 wrapped by the second balloon 602, the lower end opening is a through hole arranged on the surface of the tail part 3, and the lower end opening is provided with a third connector 503; the upper end opening of the fourth channel 404 is a through hole on the surface of the body 2 wrapped by the third balloon 603, the lower end opening is a through hole arranged on the surface of the tail 3, and the lower end opening is provided with a fourth connecting head 504.

Preferably, both ends of the balloon are conical, and the body is cylindrical.

Preferably, the first balloon 601, the second balloon 602 and the third balloon 603 are fixed on the surface of the body 2 at the head ends thereof and at the lower ends thereof, respectively.

As shown in fig. 2, the first balloon 601, the second balloon 602 and the third balloon 603 have the same center, and the upper end and the lower end of the first balloon 601 are respectively fixed on the surface of the body 2; the upper end and the lower end of the second balloon 602 are respectively fixed on the surface of the body 2; the third balloon 603 is fixed at its upper and lower ends to the surface of the body 2, respectively.

As shown in fig. 3, the support tube B has a support rod 9 and a connection cap 10, the support rod 9 is vertically arranged at the central position in the connection cap 10, and the inner surface of the connection cap 10 has a spiral groove; can with first connector 501 threaded connection, connect cap 10 and still have V-arrangement handle 8, make medical personnel operate the utility model discloses a narrow expanding type drainage tube of multistage cervical is more convenient.

Example 1: the utility model discloses a drainage tube body A of a multistage cervical stenosis dilatation type drainage tube, which has the length of 20cm and the tube diameter of 2-4Fr, wherein the length of a head part 1 is 2 cm; the length of the body part 2 is 3 cm; the length of the tail part 3 is 15 cm; the second connecting head 502, the third connecting head 503 and the fourth connecting head 504 are arranged at a position 4cm away from the bottom end of the tail part. The outer surface of the body part 2 is wrapped by three balloons, and the expansion diameter of the first balloon 601 is (5mm, 6mm and 7 mm); the second balloon 602 expanded diameter (8mm, 9mm, 10 mm); the third balloon 603 dilated diameter (11mm, 12mm, 13 mm); the first balloon 601 is 1cm long, the second balloon 602 is 1cm long than the first balloon 601, the third balloon 603 is 1cm long than the second balloon 602, the head ends of the three balloons are flush fixed on the surface of the body 2, and the lower ends of the three balloons are respectively fixed on the surface of the body 2.

Example 2: example 2 is different from example 1 in the connection manner of the three balloons, in example 2, the three balloons are nested with the same center, and the upper end and the lower end of the first balloon 601 are respectively fixed on the surface of the body 2; the upper end of the second balloon 602 is positioned above the upper end of the first balloon 601, the lower end of the second balloon is positioned below the lower end of the first balloon 601, and the upper end and the lower end of the second balloon 602 are respectively fixed on the surface of the body 2; the upper end of the third balloon 603 is located above the upper end of the second balloon 602, the lower end is located below the lower end of the second balloon 602, and the upper end and the lower end of the third balloon 603 are fixed to the surface of the body 2, respectively.

In clinical operation, the drainage tube body A and the support tube B are connected with the first connector 501 through the connecting cap 10 of the support tube B. At first place the vaginal speculum, expose the cervix, carry the cervical with the cervical pincers and draw forward, make the uterus keep the horizontality, send into the palace chamber through the mouth of pipe of cervix with the seal wire earlier, will be equipped with stay tube B under the guide wire guide the utility model discloses a drainage tube is put into the palace chamber, withdraws from the seal wire afterwards. A syringe or a pressure pump is connected at the second connector 502, contrast agent or physiological saline is gradually injected, the first balloon 601 is slowly filled to dilate cervical stenosis, and then the syringe or the pressure pump is connected through the third connector 503 and the fourth connector 504, and the second balloon 602 and the third balloon 603 with larger diameters are used to dilate cervical stenosis; then the supporting tube B is withdrawn, the head part 1 forms a loop to prevent the drainage tube body A from generating displacement, the first connecting head 501 is connected with a drainage bag, and the first connecting head 501 is connected with the drainage bag to drain the effusion or the hematocele in the uterine cavity discharged through the first channel 401.

The utility model discloses a multistage narrow expanding drainage tube body surface of cervical can wrap up the sacculus more than 2, is not limited to 3 sacculus. If adopt 4 sacculums, should correspond 4 sacculums respectively on 2 inside walls of somatic part and set up 4 passageways and through-hole, set up 4 connectors on the through-hole of afterbody 3 lower extreme respectively.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. A multistage cervical stenosis dilatation type drainage tube comprises a drainage tube body (A) and a support tube (B), wherein the support tube (B) is provided with a support rod (9) and a connecting cap (10), the support rod (9) is vertically arranged at the central position in the connecting cap (10), and the inner surface of the connecting cap (10) is provided with a spiral groove; the method is characterized in that: the drainage tube body (A) is a cylinder, and the upper surface of the cylinder is convex in a hemispherical shape; the drainage tube body (A) is provided with a head part (1), a body part (2) and a tail part (3); the head (1) is a loop tube, the head (1) is sleeved with the body (2), and the body (2) is connected with the tail (3) in an integrated manner; a side hole (7) is formed in the tube wall of the head part (1); a single channel is arranged in the head (1); single channels are arranged inside the body part (2) and the tail part (3), and the single channels in the body part (2) and the tail part (3) are connected with the single channel in the head part (1) to form a first channel (401); the upper end opening of the first channel (401) is positioned at the upper end opening of the head part (1), and the lower end opening is positioned at the lower end opening of the tail part (3); the surface of the body part (2) is concave; the surface of the body part (2) is wrapped with more than or equal to two balloons, the balloons are fixed on the outer surface of the body part (2) in an intussusception mode, a through hole is formed in the surface of the body part (2) wrapped by each balloon, channels are arranged on the inner side wall of the body part (2), the number of the channels is the same as that of the balloons, one end of each channel is a through hole in the surface of the body part (2), the other end of each channel is a through hole in the tail part (3), and a connector is arranged on each through hole in the tail part (3); the connector is arranged on the outer side wall of the tail part (3), and the outer wall of the inner wall of the connector is provided with threads; a first connecting head (501) is further arranged at the opening at the lower end of the tail part (3); the outer wall of the inner wall of the first connecting head (501) is provided with threads.

2. The multistage cervical stenosis dilation type drainage tube of claim 1, wherein: the surface of the body (2) is wrapped by a first balloon (601), a second balloon (602) and a third balloon (603); the first balloon (601), the second balloon (602) and the third balloon (603) are nested; the length of the first balloon (601) is smaller than that of the second balloon (602), the length of the second balloon (602) is smaller than that of the third balloon (603), and a second channel (402), a third channel (403) and a fourth channel (404) are further arranged on the inner side wall of the body part (2); the second channel (402), the third channel (403) and the fourth channel (404) extend downwards into the tail part (3); the upper end opening of the second channel (402) is a through hole on the surface of the wrapping body part (2) of the first balloon (601), the lower end opening is a through hole arranged on the surface of the tail part (3), and a second connector (502) is arranged on the lower end opening; the upper end opening of the third channel (403) is a through hole on the surface of the wrapping body part (2) of the second balloon (602), the lower end opening is a through hole arranged on the surface of the tail part (3), and a third connector (503) is arranged on the lower end opening; the upper end opening of the fourth channel (404) is a through hole on the surface of the body part (2) wrapped by the third balloon (603), the lower end opening is a through hole arranged on the surface of the tail part (3), and a fourth connector (504) is arranged on the lower end opening.

3. The multistage cervical stenosis dilation type drainage tube of claim 2, wherein: the head ends of the first balloon (601), the second balloon (602) and the third balloon (603) are fixed on the surface of the body part (2) in a flush manner, and the lower ends are respectively fixed on the surface of the body part (2).

4. The multistage cervical stenosis dilation type drain of claim 2, wherein: the first balloon (601), the second balloon (602) and the third balloon (603) have the same center, and the upper end and the lower end of the first balloon (601) are respectively fixed on the surface of the body part (2); the upper end and the lower end of the second balloon (602) are respectively fixed on the surface of the body part (2); the upper end and the lower end of the third balloon (603) are respectively fixed on the surface of the body part (2).

5. The multistage cervical stenosis dilation type drainage tube of claim 1, wherein: the two ends of the saccule are conical, and the body part is cylindrical.

6. The multistage cervical stenosis dilation type drain of claim 1, wherein: the length of the drainage tube body (A) is 20cm, and the tube diameter of the drainage tube is 2-4 Fr.

7. The multistage cervical stenosis dilation type drainage tube of claim 1, wherein: the length of the head part (1) is 2 cm; the length of the body part (2) is 3 cm; the length of the tail part (3) is 15 cm; the connector sets up in distance afterbody bottom 4cm department.

8. The multistage cervical stenosis dilation type drainage tube of claim 2, wherein: the first balloon (601) has an expanded diameter of 5mm to 7 mm; the second balloon (602) has an expanded diameter of 8mm-10 mm; the expansion diameter of the third balloon (603) is 11-13 mm; the first balloon (601) is 1cm in length, the second balloon (602) is 1cm longer than the first balloon (601), and the third balloon (603) is 1cm longer than the second balloon (602).

9. The multistage cervical stenosis dilation type drainage tube of claim 1, wherein: the connecting cap (10) has a V-shaped handle (8).

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