CN219558225U - Sealing structure for rectal cancer postoperative fecal diversion device - Google Patents

Abstract

The utility model discloses a sealing structure for a fecal diversion device after rectal cancer operation, which belongs to the technical field of medical equipment and comprises a suture seat, wherein a drainage tube is fixedly arranged on the suture seat, one end of the drainage tube is fixedly provided with a sealing element, the sealing element is of a double-layer structure, a sealing ring is sleeved on the sealing element, a through hole is formed in the side wall of the sealing element on one side of the sealing ring in a penetrating manner, a baffle is arranged on the inner wall of the sealing element, the baffle is positioned at one end of the through hole, an air pipe is arranged on the sealing element and used for introducing air into the sealing element, and when the air is filled in, the sealing element, the sealing ring and the baffle expand, and a pressure regulator is further arranged on the air pipe in a communicating manner. Can expand into funnel-shaped sealing member and block sealedly intestinal through aerifing the back, prevent intestinal juice and excrement and initiate wound infection, can follow intestinal peristaltic adjustment sealing member's atmospheric pressure size through the voltage regulator, ensure sealing member to intestinal sealed effect, can avoid the damage of intestinal mucosa, overall structure is simple, convenient to use.

Description

Sealing structure for rectal cancer postoperative fecal diversion device

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a sealing structure for a fecal diversion device after rectal cancer operation.

Background

Rectal cancer is the most common malignant tumor occurring in intestinal tract, and spreads up and down along the longitudinal path of intestinal canal or infiltrates deeply into intestinal wall, and besides metastasis via lymphatic vessels and blood flow and local invasion, it can also be planted in abdominal cavity or spread and metastasized along suture and incision surface. Patients with chronic enteritis, intestinal polyp, male obesity, etc. are susceptible people.

Anastomotic leakage is still one of the most serious complications after pre-rectal resection, with an incidence of around 10%, and severe cases leading to death. After the operation is carried out on a patient suffering from rectal cancer, the wound is required to be protected, excrement is prevented from contacting the anastomotic stoma as much as possible, and the protection difficulty is higher especially after the operation aiming at low-level rectum. The current protective measures are to adopt the protection plate to be attached to the inner wall of the intestinal canal, so that the wound is covered by the protection plate. But this kind of protection mode needs guard plate and wound laminating, can take place the adhesion with the guard plate at wound healing in-process, can cause the wound when demolising the guard plate to because the wound is close to anus department, the patient still needs the installation defecation device, makes the fixed inconvenience of guard plate, can appear the phenomenon of shifting, can not protect the wound well.

Therefore, a sealing structure for a fecal diversion device after rectal cancer operation is designed to solve the problems.

Disclosure of Invention

Therefore, the utility model aims to provide a sealing structure for a fecal diversion device after rectal cancer operation, so as to solve the problem of postoperative protection work of low-level intestinal cancer patients.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a rectum cancer postoperative excrement and urine is seal structure for current transfer device, includes sews up the seat, sew up fixedly on the seat and be provided with the drainage tube, the fixed sealing member that is provided with of one end of drainage tube, the sealing member is bilayer structure the cover is equipped with the sealing ring on the sealing member, sealing ring one side run through on the sealing member lateral wall and be provided with the through-hole be provided with the baffle on the sealing member inner wall, the baffle is located through-hole one end be provided with the trachea on the sealing member, the trachea be used for to let in gas in the sealing member, after gas fills the back the sealing member the sealing ring with the baffle all can expand still the intercommunication is provided with the regulator on the trachea, the regulator is used for automatically regulated gas pressure in the sealing member.

Preferably, the voltage regulator comprises a housing, an observation window is formed in the side wall of the housing, a piston and a push plate are slidably arranged in the housing, a spring is arranged between the piston and the push plate, a screw rod is rotatably arranged on the push plate, an adjusting knob is arranged at the free end of the screw rod after penetrating out of the side wall of the housing, a connecting pipe is arranged on one side of the piston in a communicating manner on the side wall of the housing, and the free end of the connecting pipe is communicated with the air pipe.

The pressure of gas in the sealing element can be automatically adjusted, and intestinal juice leakage infection wounds or damage to mucous membranes on the inner wall of the intestines caused by large-scale intestinal peristalsis can be prevented.

Preferably, the screw rod and the side wall of the shell are mutually matched through threads.

The position of the push plate can be adjusted by the arrangement, so that the pressure of gas in the sealing element can be regulated, and the tightness is ensured.

Preferably, the free end of the trachea passes through the suture seat and is fixedly connected with a quick connector, a one-way valve is fixedly arranged in the quick connector, and a control valve is also fixedly arranged on the quick connector.

By the arrangement, the control of inflation and exhaust can be realized.

Preferably, a plurality of suture holes are formed in the suture seat around the circumference of the drainage tube.

So set up, be convenient for fix the device, prevent to remove.

Preferably, the sealing element is in a horn shape after being inflated and expanded, and the drainage tube is connected with one end of the small diameter of the horn-shaped sealing element.

By the arrangement, the intestinal canal can be effectively blocked and sealed, and intestinal juice and excrement in the intestinal canal can be introduced into the drainage tube.

The utility model has the advantages and positive effects that:

according to the utility model, the sealing element is inflated after being inserted into a human body, so that the sealing element can be expanded in an intestinal tract, and the sealing element is funnel-shaped after being expanded, can be attached to the inner wall of the intestinal tract, can block intestinal juice and excrement in the intestinal tract, prevent wound infection caused by leakage, and can be led out of the body through the connected drainage tube, so that the normal function of the intestinal tract can be maintained, the device can be fixed through the suture seat at the other end of the drainage tube, and the pressure regulator is arranged on the air tube for inflating the sealing element, so that the expansion degree of the sealing element can be ensured when the pressure of the intestinal wall changes, and the infection of the wound caused by leakage can be prevented.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objects and other advantages of the utility model may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.

Drawings

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in the following preferred detail with reference to the accompanying drawings, in which:

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a seal of the present utility model;

FIG. 3 is a schematic cross-sectional view of a suture seat of the present utility model;

fig. 4 is a schematic cross-sectional view of the internal structure of the pressure regulator and the quick connector of the present utility model.

Reference numerals: 1. stitching the base; 2. a drainage tube; 3. a seal; 4. an air pipe; 5. a quick connector; 6. a housing; 7. a piston; 8. a spring; 9. a push plate; 10. an observation window; 11. a connecting pipe; 12. a screw; 13. an adjustment knob; 14. stitching the hole; 15. a control valve; 16. a through hole; 17. a seal ring; 18. and a baffle.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the illustrations provided in the following embodiments merely illustrate the basic idea of the present utility model by way of illustration, and the following embodiments and features in the embodiments may be combined with each other without conflict.

Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to limit the utility model; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "rear", etc., that indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but not for indicating or suggesting that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limiting the present utility model, and that the specific meaning of the above terms may be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-4, a sealing structure for a fecal diversion device after rectal cancer operation is disclosed, which comprises a suture seat 1, wherein a drainage tube 2 is fixedly arranged on the suture seat 1, one end of the drainage tube 2 is fixedly provided with a sealing member 3, the sealing member 3 is of a double-layer structure, a sealing ring 17 is sleeved on the sealing member 3, a through hole 16 is formed in the side wall of the sealing member 3 on one side of the sealing ring 17 in a penetrating manner, a baffle 18 is arranged on the inner wall of the sealing member 3, the baffle 18 is positioned at one end of the through hole 16, an air pipe 4 is arranged on the sealing member 3, the air pipe 4 is used for introducing air into the sealing member 3, and when the air is filled into the sealing member 3, the sealing ring 17 and the baffle 18 expand, a pressure regulator is also arranged on the air pipe 4 in a communicating manner, and is used for automatically regulating the air pressure in the sealing member 3.

Specifically, the voltage regulator includes shell 6, set up viewing window 10 on the shell 6 lateral wall, the slip is provided with piston 7 and push pedal 9 in shell 6, be provided with spring 8 between piston 7 and push pedal 9, it is provided with screw rod 12 to rotate on the push pedal 9, install adjust knob 13 after the free end of screw rod 12 wears out from shell 6 lateral wall, the intercommunication is provided with connecting pipe 11 on the shell 6 lateral wall of piston 7 one side, connecting pipe 11's free end is linked together with trachea 4, so set up can adjust the pressure of gas in the sealing member 3 voluntarily, prevent because intestinal juice seepage that intestinal peristalsis leads to by a wide margin infects the damage of wound or intestinal inner wall mucous membrane.

Specifically, the screw 12 is mutually matched with the side wall of the shell 6 through threads, so that the position of the push plate 9 can be adjusted to adjust the pressure of gas in the sealing element 3, and the tightness is ensured.

Specifically, the free end of trachea 4 passes and sews up seat 1 back fixedly connected with quick-operation joint 5, and quick-operation joint 5 internal fixation is provided with the check valve, still fixedly is provided with control valve 15 on the quick-operation joint 5, so the setting can realize the control to aerifing and exhausting.

Specifically, a plurality of suture holes 14 are formed in the suture seat 1 around the circumference of the drainage tube 2, and the suture seat is convenient for fixing the device and preventing movement.

Specifically, the sealing element 3 is horn-shaped after being inflated and expanded, and the drainage tube 2 is connected with one end of the small diameter on the horn-shaped sealing element 3, so that the sealing element can effectively block and seal the intestinal canal, and intestinal juice and excrement in the intestinal canal can be introduced into the drainage tube 2.

The working procedure of this embodiment is: before the device is used, firstly, one end provided with the sealing element 3 is required to be inserted into the intestinal canal from the anus of a human body, then the device is fixed on the body of a patient through the suture hole 14 on the suture seat 1, the intestinal fluid and excrement in the intestinal canal are collected through the suture seat 1 and the drainage bag in vitro, then the air pipe 4 is connected with the inflating equipment through the quick connector 5, then the inflating equipment is started, the inflating equipment is inflated into the sealing element 3 through the air pipe 4 after the inflating equipment is started, the sealing element 3 can be inflated after being inflated, the sealing ring 17 and the baffle 18 connected with the sealing element 3 can be inflated when the sealing element 3 is inflated, the sealing ring 17 and the intestinal wall are also in fit and seal with each other, leakage of the intestinal fluid is prevented, the through hole 16 can introduce the intestinal fluid blocked by the sealing ring 17 into the sealing element 3, the intestinal fluid is discharged from the drainage tube 2, the baffle 18 can avoid the intestinal fluid directly entering the sealing element 3 from happening when the intestinal fluid flows through the through hole 16, when the sealing element 3 is completely supported by air and the pressure gauge on the inflating equipment displays the pressure, the pressure gauge can start to expand after the sealing element 3 is inflated, the pressure gauge is closed, the intestinal fluid can be prevented from flowing into the intestinal canal 3 to the intestinal canal wall after the sealing element is inflated, the intestinal wall is inflated, the intestinal canal is inflated, the pressure can be prevented from being inflated, the intestinal wall is inflated, the intestinal canal can be sealed is sealed by the intestinal canal can be sealed by the sealing element is sealed, and the intestinal canal can be sealed, and the intestinal pressure can be sealed by the intestinal canal can is sealed, and the intestinal sealing device can is sealed.

Because the intestinal peristalsis dynamics of different patients are different, so need to adjust the gas pressure in the sealing member 3 according to patient's feedback when patient's in-service use, before the sealing member 3 is inflated, the staff need rotate adjust knob 13 earlier, move push pedal 9, spring 8 and piston 7 to the left side in fig. 4, stop after piston 7 moves the left side of marking position on the observation window 10, spring 8 is in the extension state this moment, then medical personnel aerify in the sealing member 3, gas pressure in the sealing member 3 can increase after the inflation, and promote piston 7 to the right side in fig. 4, spring 8 can be compressed simultaneously, the staff can adjust the position of push pedal 9 through adjust knob 13, in order to change the thrust of spring 8 to piston 7, ensure that the manometer on the inflation equipment shows that the inside pressure of sealing member 3 is in the marking position department in the middle part of observation window 10 when the marking on the observation window 10, the relative position of marking on later stage medical personnel through piston 7 and the observation window 10 knows the size of gas pressure in the sealing member 3. The pressure applied to the outer side of the sealing element 3 is reduced when the peristaltic expansion of the intestinal tract is performed in the use process, and at the moment, the spring 8 pushes the piston 7 to move towards the left side in fig. 4, so that the sealing element 3 can expand while the intestinal tract is expanded, and the sealing effect is ensured; and when the peristaltic movement of the intestinal canal is reduced, the pressure applied to the outer side of the sealing element 3 is increased, if the size of the sealing element 3 is kept unchanged at this time, the inner wall of the intestinal canal is possibly damaged due to the overlarge pressure, and when the pressure applied to the outer side of the sealing element 3 is increased after the pressure regulator is installed, a part of gas in the sealing element 3 is reversely pressed into the pressure regulator through the air pipe 4, so that the piston 7 is pushed to move towards the right side in fig. 4, and the sealing element 3 can continuously block and seal the intestinal canal.

In the embodiment, the suture seat 1 and the drainage tube 2 are made of hard silicone tubes, the air tube 4 is made of a medical flexible tube with elasticity, the length of the drainage tube 2 is 100mm, the outer diameter is 25mm, the inner diameter is 20mm, and the maximum outer diameter of the sealing element 3 after expansion is 35mm.

Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present utility model, which is intended to be covered by the claims of the present utility model.

Claims (6)

1. The utility model provides a rectum cancer postoperative excrement and urine is seal structure for device that changes, includes sews up seat (1), sew up fixed drainage tube (2) that are provided with on seat (1), the fixed sealing member (3) that is provided with of one end of drainage tube (2), its characterized in that: the sealing element (3) is of a double-layer structure, a sealing ring (17) is sleeved on the sealing element (3), a through hole (16) is formed in the side wall of the sealing element (3) on one side of the sealing ring (17), a baffle (18) is arranged on the inner wall of the sealing element (3), the baffle (18) is located at one end of the through hole (16), an air pipe (4) is arranged on the sealing element (3), the air pipe (4) is used for introducing air into the sealing element (3), after the air is filled in, the sealing element (3), the sealing ring (17) and the baffle (18) are all expanded, a pressure regulator is further communicated with the air pipe (4), and the pressure regulator is used for automatically regulating the air pressure in the sealing element (3).

2. The sealing structure for a post-operative fecal diversion device for rectal cancer according to claim 1, wherein: the pressure regulator comprises a shell (6), an observation window (10) is formed in the side wall of the shell (6), a piston (7) and a push plate (9) are arranged in the shell (6) in a sliding mode, a spring (8) is arranged between the piston (7) and the push plate (9), a screw rod (12) is arranged on the push plate (9) in a rotating mode, an adjusting knob (13) is arranged at the free end of the screw rod (12) after the side wall of the shell (6) is penetrated out, a connecting pipe (11) is arranged on the side wall of the shell (6) on one side of the piston (7) in a communicating mode, and the free end of the connecting pipe (11) is communicated with the air pipe (4).

3. The sealing structure for a post-operative fecal diversion device for rectal cancer according to claim 2, wherein: the screw rod (12) is matched with the side wall of the shell (6) through threads.

4. The sealing structure for a post-operative fecal diversion device for rectal cancer according to claim 1, wherein: the free end of the air pipe (4) penetrates through the sewing seat (1) and then is fixedly connected with a quick connector (5), a one-way valve is fixedly arranged in the quick connector (5), and a control valve (15) is fixedly arranged on the quick connector (5).

5. The sealing structure for a post-operative fecal diversion device for rectal cancer according to claim 1, wherein: a plurality of suture holes (14) are formed in the suture seat (1) around the circumference of the drainage tube (2).

6. The sealing structure for a post-operative fecal diversion device for rectal cancer according to claim 1, wherein: the sealing element (3) is horn-shaped after being inflated, and the drainage tube (2) is connected with one end of the small diameter of the horn-shaped sealing element (3).