CN211796652U

CN211796652U - Intestine blocking device

Info

Publication number: CN211796652U
Application number: CN201922108986.5U
Authority: CN
Inventors: 李素芬; 黄燕; 李春梅
Original assignee: Second Affiliated Hospital Army Medical University
Current assignee: Second Affiliated Hospital Army Medical University
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-10-30
Anticipated expiration: 2029-11-29

Abstract

The utility model discloses an intestine blocking device, including sleeve pipe and pull rod, the pull rod wear to locate in the sleeve pipe and with sleeve pipe sliding fit, be equipped with between pull rod front end and the sleeve pipe front end and be used for blockking intestinal intestines mechanism, it includes that the symmetry sets up two sets of link mechanism in the pull rod left and right sides respectively to block intestines mechanism, and each set of link mechanism includes first connecting rod and second connecting rod, and first connecting rod front end is articulated with the pull rod front end, and first connecting rod rear end and second connecting rod front end are articulated, and second connecting rod rear end is articulated with the sleeve pipe front end, still covers between first connecting rod, second connecting rod and the pull rod to be connected with the elastic film that is used for blockking the intestinal, and first connecting rod, second connecting rod expand to the outside along the pull rod and form the intestines blocking board that blocks the intestinal jointly with the elastic film; the pull rod is also provided with a limiting mechanism used for limiting the pull rod to slide into the sleeve after the intestine blocking plate is unfolded. The utility model discloses can be high-efficient and safe expose its operation field of vision, do not need the long-time intestinal that pushes away of special messenger's utilization pliers to keep off.

Description

Intestine blocking device

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to keep off intestines ware.

Background

Before carrying out gynecological operation, need the patient to be in head and foot high position, then utilize not damaged pincers to carry out intestinal and upwards push away the fender, fully expose the operation field of vision, have better operation field of vision, just so can make things convenient for the doctor to carry out operations such as gynecological operation, also can be safer carry out the operation to it. However, the existing laparoscopic instruments used for pushing the gear are generally atraumatic endoscopic surgical forceps, the conventional steps of pushing the gear by utilizing the atraumatic forceps are to clamp a section of intestinal tract and then combine a rod body part to push the gear, because the intestinal tract in the abdominal cavity is long and twisted in a winding way and mucus on the serosa surface is easy to slide, the situation that a part of the intestinal tract slides into the operation visual field in the pushing and blocking process often occurs, the risk of intestinal tract injury is greatly increased, in addition, in the operation process, special medical care personnel are required to hold the operation forceps all the time to lift the intestinal tract, the operation space of the operation is occupied, the operation of the medical care personnel is affected, moreover, the operation time is generally longer, the physical strength is wasted, the more efficient and safe operation visual field exposure is difficult to achieve, therefore, it is important to provide an intestinal stopper which can be used for gynecological surgery to better expose the surgical field and does not require a special person to lift the intestinal tract with forceps for a long time.

SUMMERY OF THE UTILITY MODEL

To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: provided is an intestine blocking device which can efficiently and safely expose the operation visual field during gynecological operation and does not need a special person to push and block the intestinal tract for a long time by using a clamp.

In order to solve the technical problem, the utility model discloses a following technical scheme:

an intestine blocking device comprises a sleeve and a pull rod, wherein the sleeve is of a hollow pipe structure, the pull rod penetrates through the sleeve and is in sliding fit with the sleeve, the front end and the rear end of the pull rod respectively extend out of the front end and the rear end of the sleeve, the rear end of the pull rod is a holding part, an intestine blocking mechanism for blocking the intestinal tract is arranged between the front end of the pull rod and the front end of the sleeve, the intestine blocking mechanism comprises two groups of connecting rod mechanisms which are symmetrically arranged on the left side and the right side of the pull rod respectively, each group of connecting rod mechanisms comprises a first connecting rod and a second connecting rod, the front end of the first connecting rod is hinged with the front end of the pull rod, the rear end of the first connecting rod is hinged with the front end of the second connecting rod, the rear end of the second connecting rod is hinged with the front end of the sleeve, an elastic film for blocking the intestinal tract is further covered and connected among the first connecting rod, the second connecting rod and the, when the pull rod moves to the rear end of the sleeve and the first connecting rods at the left side and the right side of the pull rod are distributed in the same straight line, the first connecting rod and the second connecting rod are unfolded outwards along the pull rod and form an intestinal blocking plate together with the elastic film for blocking the intestinal tract; and the pull rod is also provided with a limiting mechanism for limiting the pull rod to slide into the sleeve after the intestine blocking plate is unfolded.

In the utility model, when the patient needs to perform gynecological operation, before the intestine blocking device enters the body of the patient, the first connecting rod and the second connecting rod in the intestine blocking device in the initial state are in a straight line state, and the intestine blocking plate is not in the expansion state; when the puncture type intestine blocking device is used specifically, a hole is punched at a proper position of the body of a patient, the puncture card penetrates through the hole, and a channel extending into the body is provided for the intestine blocking device through the puncture card; the intestinal tract of a patient is lifted and supported by the atraumatic endoscopic surgical forceps and is at a certain height, after the front section of the intestine blocking device enters the body of the patient through the poking card, the first connecting rod and the second connecting rod are in a straight line state, the intestine blocking plate is in a contraction state, and the intestine blocking device is positioned below the lifted intestinal tract; then the pull rod is pulled backwards or the sleeve is pushed forwards, a first connecting rod and a second connecting rod in a connecting rod mechanism at two sides of the pull rod are driven to move outwards to form a connecting rod, the elastic film is unfolded, the first connecting rod and the second connecting rod are unfolded outwards along the pull rod and form an intestinal baffle together with the elastic film, the intestinal baffle is a plane, so that medical personnel can take out the nondestructive endoscopic surgical forceps, the intestinal tract lifted originally is blocked by the intestinal baffle, the intestinal baffle provides a blocking effect for the intestinal tract, the part below the intestinal baffle can provide a good surgical field for a doctor, the elastic film is flexible and has certain elasticity, the intestinal tract cannot be damaged, a safe surgical space is provided for the doctor through the arrangement of the intestinal baffle, and the medical personnel do not need to use the surgical forceps for a long time to maintain the pushing block of the intestinal tract; by arranging the limiting mechanism on the pull rod, after the intestine blocking plate is completely propped open, the elastic film is in a propping state and has certain elastic deformation, the pull rod can be acted by elastic restoring force of the elastic film at the moment, secondly, the pull rod is probably not in a horizontal state at the moment, and the pull rod is in sliding connection with the sleeve; after the operation is completed, medical personnel need to use the operation forceps to temporarily push the intestinal tract to block, unlock the limiting mechanism, then push the pull rod forwards or pull the sleeve backwards, so that the sleeve and the pull rod become in a straight rod shape in an initial state, then take out the intestine blocking device, and finally, slowly guide the intestinal tract downwards by using the operation forceps and place the intestinal tract in the original position.

Preferably, the limiting mechanism comprises a wedge block and a spring, a containing groove for placing the wedge block is formed in the outer wall of the pull rod, one end of the spring is fixedly connected to the bottom of the containing groove, the other end of the spring is fixedly connected with the bottom of the wedge block, and the end, with the larger section, of the wedge block is close to the holding part; under the natural state of the spring, the smaller end of the section of the wedge-shaped block protrudes out of the accommodating groove; when the intestine blocking plate is unfolded, the smaller end of the section of the wedge-shaped block abuts against the rear end of the sleeve.

Thus, after the intestine blocking plate is completely unfolded, the elastic film is in an elastic state, the pull rod is under the action of elastic restoring force of the elastic film, the pull rod tends to slide in the sleeve, through the arranged wedge block, when the wedge block slides out of the sleeve, the wedge block protrudes out of the accommodating groove and forms a protruding end with the pull rod under the action of spring elasticity, the protruding end and the rear end of the sleeve form a barrier, the pull rod is prevented from sliding in the sleeve, and the limit of the pull rod is completed; after the operation is completed, the wedge-shaped block is pressed downwards, the spring is compressed, and the wedge-shaped block is embedded in the accommodating groove and can slide towards the sleeve, so that the unlocking of the limiting mechanism is completed.

As optimization, the outer wall of the pull rod in the sleeve is provided with a bulge, the inner wall of the sleeve between the rear end of the sleeve and the bulge is provided with a retaining ring matched with the bulge, and when the pull rod slides to the wedge-shaped block along the direction of the rear end of the sleeve to pop out the sleeve, the retaining ring is abutted to the bulge.

Therefore, the pull rod possibly has the tendency of continuously sliding towards the rear end under the influence of external disturbing force and gravity, in order to prevent the pull rod from continuously sliding backwards, the pull rod is limited by arranging the bulge and the baffle ring, and when the wedge-shaped block slides out of the sleeve, namely when the intestine baffle is in a completely unfolded state, the pull rod cannot be continuously pulled backwards; therefore, under the action of the wedge-shaped block, the baffle ring and the protrusion, when the intestine baffle is in a completely unfolded state, the pull rod cannot continuously slide along the sleeve before and after the pull rod, so that medical personnel are not needed to control the pull rod to maintain the unfolded state of the intestine baffle, and the operation is simpler and more convenient and is more worry-saving.

Preferably, the second connecting rods are arc-shaped connecting rods, and when the intestinal baffle is unfolded, the shape of the combination of the two second connecting rods is matched with the outline shape of the abdominal cavity of the human body.

Like this, in order to prevent that backstop intestines board from causing the injury to human abdominal cavity, match through the shape that is two second connecting rod combinations and the profile shape of human abdominal cavity, can guarantee that the intestines board is more abundant with the abdominal cavity packing, has guaranteed the comprehensive support of intestinal, and the curved second connecting rod of more important is difficult for causing the injury to patient's abdominal cavity, can effectively reduce patient's discomfort.

Preferably, the front end of the pull rod is in a circular truncated cone shape, and the holding part at the rear end of the pull rod is an expanded end.

Therefore, compared with the mode that the front end of the pull rod is arranged to be conical, the phenomenon that the front end of the pull rod penetrates into the body of a patient and then stabs the abdominal cavity of the patient can be effectively avoided, the circular truncated cone-shaped front end of the pull rod can ensure that the area of the contact surface of the circular truncated cone-shaped front end of the pull rod and the inner wall in the abdominal cavity is large enough, and the pressure intensity when the circular truncated cone-shaped front end of the; the holding part at the rear end of the pull rod is arranged to be the expanding end, so that medical personnel can hold the pull rod more conveniently, and the pull rod is more convenient to use.

To sum up, the beneficial effects of the utility model reside in that: the utility model has simple structure, the intestinal baffle plate in the intestinal baffle device provides a blocking effect for the intestinal tract, which can provide better operation visual field for doctors, and the elastic film is flexible and has certain elasticity, which can not damage the intestinal tract; can restrict the pull rod and slide to the sleeve pipe and influence the state of strutting of keeping off the intestines board through setting up stop gear, guarantee that elastic film is in the expansion state, also provide safe operation space for the doctor, no longer need medical personnel with the long-time fender that pushes away that maintains the intestinal of operation pincers.

Drawings

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, in which:

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

FIG. 2 is a schematic structural view of the intestine blocking plate in a folded state in FIG. 1;

fig. 3 is an enlarged schematic view of a in fig. 1.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Reference numerals in the drawings of the specification include: the device comprises a sleeve 1, a pull rod 2, a first connecting rod 3, a second connecting rod 4, a baffle ring 5, a protrusion 6, an accommodating groove 7, a wedge-shaped block 8, a spring 9 and an elastic film 10.

In the present embodiment, as shown in fig. 1, 2 and 3, the intestine blocking device includes a sleeve 1 and a pull rod 2, the sleeve 1 is of a hollow tube structure, the pull rod 2 is inserted into the sleeve 1 and slidably fits with the sleeve 1, the front and rear ends of the pull rod 2 respectively extend out of the front and rear ends of the sleeve 1, the rear end of the pull rod 2 is a holding portion, an intestine blocking mechanism for blocking intestinal tracts is disposed between the front end of the pull rod 2 and the front end of the sleeve 1, the intestine blocking mechanism includes two sets of link mechanisms symmetrically disposed on the left and right sides of the pull rod 2, each set of link mechanism includes a first link 3 and a second link 4, the front end of the first link 3 is hinged to the front end of the pull rod 2, the rear end of the first link 3 is hinged to the front end of the second link 4, the rear end of the second link 4 is hinged to the front end of the sleeve 1, an elastic film 10 for blocking intestinal tracts is further covered and connected between the first link 3, the second, when the pull rod 2 moves to the rear end of the sleeve 1 and the first connecting rods 3 on the left side and the right side of the pull rod 2 are distributed in the same straight line, the first connecting rods 3 and the second connecting rods 4 are unfolded outwards along the pull rod 2 and form an intestinal blocking plate for blocking intestinal tracts together with the elastic film 10; and the pull rod 2 is also provided with a limiting mechanism for limiting the pull rod 2 to slide into the sleeve 1 after the intestine blocking plate is unfolded.

In the utility model, when a patient needs to perform an operation, before the intestine blocking device enters the body of the patient, the first connecting rod 3 and the second connecting rod 4 in the intestine blocking device in an initial state are in a straight line state, and the intestine blocking plate is not in an expansion state; when the puncture type intestine blocking device is used specifically, a hole is punched at a proper position of the body of a patient, the puncture card penetrates through the hole, and a channel extending into the body is provided for the intestine blocking device through the puncture card; the intestinal tract of a patient is lifted and supported by the atraumatic endoscopic surgical forceps and is at a certain height, after the front section of the intestine blocking device enters the body of the patient through the poking clamp, the first connecting rod 3 and the second connecting rod 4 are in a linear state, the intestine blocking plate is in a contraction state, and the intestine blocking device is positioned below the lifted intestinal tract; then the pull rod 2 is pulled backwards or the sleeve 1 is pushed forwards, the first connecting rod 3 and the second connecting rod 4 in the connecting rod mechanisms on the two sides of the pull rod 2 both move outwards to form a connecting rod, the elastic film 10 is unfolded, the first connecting rod 3 and the second connecting rod 4 are unfolded outwards along the pull rod 2 and form an intestinal baffle together with the elastic film 10, and the intestinal baffle is a plane, so that medical personnel can take out the nondestructive endoscopic surgical forceps, the intestinal tract lifted originally is blocked by the intestinal baffle, the intestinal baffle provides a blocking effect for the intestinal tract, so that the part below or around the intestinal baffle can provide a good surgical visual field for doctors, and the elastic film 10 is flexible and has certain elasticity, and cannot damage the intestinal tract; a safe operation space is provided for doctors, and medical care personnel are not required to maintain the pushing of the intestinal tract by using operation forceps for a long time; by arranging the limiting mechanism on the pull rod 2, after the intestine blocking plate is completely unfolded, the elastic film 10 is in an unfolded state and has certain elastic deformation, the pull rod 2 can be acted by the elastic restoring force of the elastic film 10 at the moment, secondly, the pull rod 2 is probably not in a horizontal state at the moment, and the pull rod 2 is in sliding connection with the sleeve 1, so that the pull rod 2 can slide into the sleeve 1 under the influence of external force or external disturbing force generated by self gravity inclination, therefore, the unfolding state of the intestine blocking plate can be influenced by limiting the pull rod 2 to slide into the sleeve 1 by arranging the limiting mechanism, and the elastic film 10 is ensured to be in an unfolded state; after the operation is finished, medical personnel need to use the operating forceps to temporarily push the intestinal tract to block, unlock the limiting mechanism, then push the pull rod 2 forward or pull the sleeve 1 backward, so that the sleeve 1 and the pull rod 2 become straight rod-shaped in the initial state, then take out the intestine blocking device, finally, use the operating forceps to slowly guide downwards and place the intestinal tract in the original position.

In a specific embodiment, the limiting mechanism comprises a wedge-shaped block 8 and a spring 9, an accommodating groove 7 for accommodating the wedge-shaped block 8 is formed in the outer wall of the pull rod 2, one end of the spring 9 is fixedly connected to the bottom of the accommodating groove 7, the other end of the spring is fixedly connected with the bottom of the wedge-shaped block 8, and the end with the larger section of the wedge-shaped block 8 is close to the holding part; in a natural state of the spring 9, the smaller end of the section of the wedge-shaped block 8 protrudes out of the accommodating groove 7; when the intestine blocking plate is unfolded, the smaller end of the section of the wedge-shaped block 8 is abutted against the rear end of the sleeve 1.

Thus, after the intestine blocking plate is unfolded, the elastic film 10 is in an elastic state, the pull rod 2 is under the action of elastic restoring force of the elastic film 10, the pull rod 2 tends to slide into the sleeve 1, through the arranged wedge block 8, when the wedge block 8 slides out of the sleeve 1, the wedge block 8 protrudes out of the accommodating groove 7 and forms a protruding end with the pull rod 2 under the action of elastic force of the spring 9, the protruding end and the rear end of the sleeve 1 form a barrier, the pull rod 2 is prevented from sliding into the sleeve 1, and the limiting of the pull rod 2 is completed; after the operation is finished, the wedge block 8 is pressed downwards to compress the spring 9, and the wedge block 8 is embedded in the accommodating groove 7 and can slide in the sleeve 1 to finish the unlocking of the limiting mechanism.

In a specific embodiment, a protrusion 6 is arranged on the outer wall of the pull rod 2 in the sleeve 1, a retaining ring 5 matched with the protrusion 6 is arranged on the inner wall of the sleeve 1 between the rear end of the sleeve and the protrusion 6, and when the pull rod 2 slides to the wedge block 8 along the direction of the rear end of the sleeve 1 to pop out of the sleeve 1, the retaining ring 5 abuts against the protrusion 6.

Therefore, the pull rod 2 may have a tendency of continuously sliding towards the rear end under the influence of external disturbing force and gravity, in order to prevent the pull rod 2 from continuously sliding backwards, the pull rod 2 is limited by arranging the bulge 6 and the baffle ring 5, and when the wedge-shaped block 8 slides out of the sleeve 1, namely when the intestine baffle is in a completely unfolded state, the pull rod 2 cannot be continuously pulled backwards; therefore, under the action of the wedge-shaped block 8, the baffle ring 5 and the protrusion 6, when the intestine baffle is in a completely expanded state, the pull rod 2 cannot continuously slide along the sleeve 1 from front to back, so that medical personnel are not needed to control the pull rod 2 to maintain the expanded state of the intestine baffle, and the operation is simpler, more convenient and more worry-saving.

In a specific embodiment, the second connecting rods 4 are arc-shaped connecting rods, and when the intestine blocking plate is unfolded, the shape of the combination of the two second connecting rods 4 is matched with the outline shape of the abdominal cavity of the human body.

Like this, in order to prevent that backstop intestines board from causing the injury to human abdominal cavity, match through the shape that is two second connecting rod 4 combinations and the profile shape of human abdominal cavity, can guarantee that the fender intestines board is more abundant with the abdominal cavity packing, has guaranteed the comprehensive support of intestinal, and more importantly curved second connecting rod 4 is difficult for causing the injury to patient's abdominal cavity, can effectively reduce patient's discomfort.

In a specific embodiment, the front end of the pull rod 2 is in a circular truncated cone shape, and the holding part at the rear end of the pull rod 2 is an expanded end.

Therefore, compared with the mode that the front end of the pull rod 2 is set to be conical, the phenomenon that the front end of the pull rod 2 stabs the abdominal cavity of a patient after entering the body of the patient can be effectively avoided, the area of the contact surface of the circular truncated cone-shaped front end of the pull rod 2 and the inner wall in the abdominal cavity can be ensured to be large enough, and the pressure intensity when the pull rod is in contact with the abdominal cavity is reduced; the holding part at the rear end of the pull rod 2 is arranged to be an expanded end, so that medical personnel can hold the pull rod more conveniently, and the pull rod is more convenient to use.

Finally, it is noted that the above-mentioned embodiments illustrate rather than limit the invention, and that, while the invention has been described with reference to preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a keep off intestines ware, includes sleeve pipe and pull rod, and the sleeve pipe is hollow tube structure, and the pull rod wear to locate in the sleeve pipe and with sleeve pipe sliding fit, both ends around the sleeve pipe are stretched out respectively at both ends around the pull rod, and the pull rod rear end is the portion of gripping, its characterized in that: an intestine blocking mechanism for blocking intestinal tracts is arranged between the front end of the pull rod and the front end of the sleeve, the intestine blocking mechanism comprises two groups of connecting rod mechanisms which are symmetrically arranged on the left side and the right side of the pull rod respectively, each group of connecting rod mechanisms comprises a first connecting rod and a second connecting rod, the front end of the first connecting rod is hinged with the front end of the pull rod, the rear end of the first connecting rod is hinged with the front end of the second connecting rod, the rear end of the second connecting rod is hinged with the front end of the sleeve, an elastic film for blocking intestinal tracts is also covered and connected between the first connecting rod and the pull rod, and when the pull rod moves to the rear end of the sleeve and the first connecting rods on the left side and the right side of the pull rod are distributed in the same straight line, the first connecting rod and the second connecting rod expand outwards along the pull rod; and the pull rod is also provided with a limiting mechanism for limiting the pull rod to slide into the sleeve after the intestine blocking plate is unfolded.

2. The intestinal stopper according to claim 1, wherein: the limiting mechanism comprises a wedge block and a spring, a containing groove for placing the wedge block is formed in the outer wall of the pull rod, one end of the spring is fixedly connected to the bottom of the containing groove, the other end of the spring is fixedly connected with the bottom of the wedge block, and the end, with the larger section, of the wedge block is close to the holding part; under the natural state of the spring, the smaller end of the section of the wedge-shaped block protrudes out of the accommodating groove; when the intestine blocking plate is unfolded, the smaller end of the section of the wedge-shaped block abuts against the rear end of the sleeve.

3. The intestinal stopper according to claim 2, wherein: the pull rod outer wall in the sleeve is provided with a bulge, the sleeve is provided with a retaining ring matched with the bulge on the inner wall between the rear end and the bulge of the sleeve, and when the pull rod slides to the wedge-shaped block along the direction of the rear end of the sleeve to pop out the sleeve, the retaining ring is abutted to the bulge.

4. The intestinal stopper according to claim 1, wherein: the second connecting rods are arc-shaped connecting rods, and when the intestine blocking plate is unfolded, the shape of the combination of the two second connecting rods is matched with the outline shape of the abdominal cavity of the human body.

5. The intestinal stopper according to claim 1, wherein: the front end of the pull rod is in a round table shape, and the holding part at the rear end of the pull rod is an expanded end.