CN211050650U

CN211050650U - Protecting device for suturing hydrops/hematocele drainage tube and suture line cutting device

Info

Publication number: CN211050650U
Application number: CN201922010329.7U
Authority: CN
Inventors: 王天恩
Original assignee: First Affiliated Hospital of Zhengzhou University
Current assignee: First Affiliated Hospital of Zhengzhou University
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-07-21
Anticipated expiration: 2029-11-20

Abstract

The utility model relates to the technical field of medical instruments, in particular to a protection device for stitching a hydrops/hematocele drainage tube and a suture line cutting device; the utility model comprises a traction sleeve, the traction sleeve comprises a traction sleeve upper sheath, a traction sleeve lower sheath and a rotary connecting belt, the end of the traction sleeve upper sheath is provided with a first tube seat, a clamping block is arranged on the first tube seat, the end of the traction sleeve lower sheath is provided with a second tube seat, and the second tube seat is provided with a buckle; the utility model discloses a draw sleeve pipe overcoat in drainage tube end department, thereby make its external diameter taper through the front end tube wall compression parcel with the drainage tube before patient head operation incision is sewed up and be convenient for draw and carry out the drainage to the inside operation position of head in patient head operation incision, can utilize to draw sleeve pipe stereoplasm material to play the guard action to the drainage tube in sewing up the in-process moreover.

Description

Protecting device for suturing hydrops/hematocele drainage tube and suture line cutting device

Technical Field

The utility model relates to the technical field of medical equipment, particularly, relate to a protection device and stylolite cutting device that hydrops/hematocele drainage tube was sewed up.

Background

When the neurosurgery is used for craniocerebral subcutaneous operation or head operation treatment of a patient with scalp avulsion injury, a drainage tube needs to be implanted into a head operation incision area so as to drain effusion and hematocele in the operation area, the operation incision on the head of the patient needs to be sutured after the drainage tube is implanted until the suturing is completed, and one end of the drainage tube plays a role in draining the hematocele and the effusion inside the sutured operation incision.

In practical use, the drainage tube is arranged in the head incision at present, and the incision suturing operation has the following defects:

1. the most commonly used rubber tube type drainage tube has the same hand feeling as the suture needle when the scalp tissue of a human body penetrates through the drainage tube, so that an operation doctor cannot accurately feel whether the suture needle penetrates through the drainage tube, the suture needle cannot be accurately controlled to perfectly avoid the drainage tube during suture, and the case that the suture needle penetrates through the drainage tube often occurs.

2. For a patient, when the stitches are removed after the incision is healed, the drainage tube is sewn, the incision stitches are required to be expanded again, the drainage tube is taken out, so that the patient suffers from great unnecessary pain, and the incision is required to be sewn again, so that the healing time of the wound of the patient is greatly prolonged.

Moreover, the suturing operation with simple actual operation requires the medical care personnel to have extremely high suturing level, and the energy and the attention of the operating doctor are greatly consumed, so that the medical care personnel are easy to be exhausted after the operation.

Disclosure of Invention

In order to solve the problems, the utility model aims to provide a protection device for stitching a hydrops/hematocele drainage tube, which adopts a traction sleeve to be sleeved outside the end of the drainage tube, and the front tube wall of the drainage tube is compressed and wrapped to make the outer diameter thereof thin before the surgical incision on the head of a patient is stitched so as to be convenient for being drawn to the surgical incision on the head of the patient to drain the surgical part inside the head, and the hard material of the traction sleeve can be used for protecting the drainage tube in the stitching process; also provides a suture cutting device for suturing the hydrops/hematocele drainage tube.

The utility model aims at realizing through the following technical scheme:

the utility model provides a pair of protection device that hydrops/hematocele drainage tube was sewed up for entangle the drainage tube, wherein, including being used for the overcoat to pull the sleeve pipe in the end department of drainage tube, pull the sleeve pipe including pull sleeve pipe upper sheath, pull sleeve pipe lower sheath and connect pull sleeve pipe upper sheath with pull the rotation connecting band of sleeve pipe lower sheath, pull sleeve pipe upper sheath and pull sleeve pipe lower sheath all semicircular in shape, the end of pulling sleeve pipe upper sheath is provided with first tube socket, be provided with the fixture block on the first tube socket, the end of pulling sleeve pipe lower sheath is provided with the second tube socket, be provided with on the second tube socket and correspond the buckle of fixture block.

As an improvement of the utility model, be provided with first tenon on the opening side of drawing sleeve pipe upper sheath, be provided with the second tenon that corresponds first tenon on the opening side of drawing sleeve pipe lower sheath.

As a further improvement of the utility model, the front ends of the upper sheath of the traction sleeve and the lower sheath of the traction sleeve are all set into a semi-conical shape.

As a further improvement of the utility model, the inner wall of the upper sheath of the traction sleeve is provided with a pressing core.

As a further improvement of the utility model, the pressing core is in a drop shape.

A suture line cutting device for suturing a hydrops/hematocele drainage tube is used for cutting a suture line on the drainage tube, and comprises a cutting rod sheath tube and a cutting rod, wherein the tail end of the cutting rod sheath tube is provided with an opening, the front end of the cutting rod sheath tube is sealed, and the outer diameter of the cutting rod sheath tube is smaller than one half of the inner diameter of the inner wall of the drainage tube; the cutting rod can be inserted into the cutting rod sheath tube, a notch is formed in the cutting rod sheath tube, a warping cutting cap is sleeved at the front end of the cutting rod, and a cutting blade is vertically and fixedly arranged on the inner wall of the warping cutting cap.

As an improvement of the utility model, the end face of the cap opening at the rear end of the warping cutting cap is arranged to be an inclined plane.

As a further improvement, the cutting rod is provided with a corresponding abdicating groove for the cutting blade.

As a further improvement of the utility model, the cutting edge of the cutting edge is designed to be a convex arc shape.

As a further improvement of the present invention, both sides of the cutting blade are respectively provided with a projection.

The utility model discloses a draw sleeve pipe overcoat in drainage tube end department, thereby it makes its external diameter attenuate to be convenient for draw drainage to the inside operation position of head in patient head operation incision through the front end tube wall compression parcel with the drainage tube before patient head operation incision is sewed up, and can be at sewing up the in-process, utilize and draw sleeve pipe stereoplasm material to play the guard action to the drainage tube, avoid will sewing up the incision when, because head scalp tissue is harder to make the suture resistance big, the perception of feeling when sewing up is unclear, the drainage tube material is softer simultaneously, especially the drainage tube of rubber material, it is worn to draw and sews up with scalp tissue and is worn to draw and feel similar when sewing up, lead to easily running through the drainage tube with it and sewing up together with scalp tissue with sewing up the needle of sewing up, lead to need to tear the line and sew.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a first schematic structural view of the protection device for suturing the hydrops/hematocele drainage tube of the utility model;

FIG. 2 is a second schematic structural view of the protector for suturing the hydrops/hematocele drainage tube of the present invention;

FIG. 3 is a side view of the protector for suturing the hydrops/hematocele drainage tube of the present invention;

FIG. 4 is a schematic view of the protection device for suturing the hydrops/hematocele drainage tube of the present invention without clamping the drainage tube;

FIG. 5 is a first schematic view of the protecting device for suturing the hydrops/hematocele drainage tube of the present invention clamping the drainage tube;

FIG. 6 is a second schematic view of the protecting device for suturing the hydrops/hematocele drainage tube of the present invention clamping the drainage tube;

FIG. 7 is a schematic view of the closing of the protection device sewed by the hydrops/hematocele drainage tube of the present invention;

FIG. 8 is a side view of FIG. 4;

FIG. 9 is a schematic view of the unclosed protection device sewed up by the hydrops/hematocele drainage tube of the present invention;

FIG. 10 is a side view of FIG. 9;

FIG. 11 is a schematic view of a drain tube implantation head;

FIG. 12 is a schematic view of surgical incision suturing;

FIG. 13 is a schematic view of the suture cutting device of the present invention not extending into the drainage tube;

FIG. 14 is a schematic view of the suture cutting device of the present invention extending into a drainage tube;

FIG. 15 is a schematic view of the suture cutting device of the present invention;

FIG. 16 is a first schematic view of a cutting edge of the suture cutting device of the present invention;

FIG. 17 is a second schematic structural view of the cutting blade of the suture cutting device of the present invention;

wherein the reference numerals are: 1-traction sleeve, 11-traction sleeve upper sheath, 12-traction sleeve lower sheath, 13-rotary connecting belt, 14-pressing core, 15-first tube seat, 16-second tube seat, 17-clamping block, 18-clamping buckle, 19-first tongue, 110-second tongue, 2-cutting rod sheath tube, 21-notch, 3-cutting rod, 31-warping cutting cap, 32-cutting edge, 33-lug, 4-patient head area, 41-scalp raised position, 42-turnover raised position, 43-operation area, 44-operation incision, 45-suturing tube area, 46-drainage tube outlet, 47-drainage tube, 48-operation clamp clamping position, and 49-operation clamp.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

As shown in fig. 1 to 12, the utility model discloses a protection device that hydrops/hematocele drainage tube was sewed up for entangle drainage tube 47, including being used for the overcoat to pull sleeve pipe 1 in drainage tube 47's end department, pull sleeve pipe 1 including pull sleeve pipe upper sheath 11, pull sleeve pipe lower sheath 12 and connect and pull sleeve pipe upper sheath 11 and pull sleeve pipe lower sheath 12's rotation connecting band 13, pull sleeve pipe upper sheath 11 and pull sleeve pipe lower sheath 12 all semicircular in shape, pull sleeve pipe upper sheath 11's end and be provided with first tube socket 15, be provided with fixture block 17 on the first tube socket 15, pull sleeve pipe lower sheath 12's end and be provided with second tube socket 16, be provided with the buckle 18 that corresponds fixture block 17 on the second tube socket 16.

In order to better clamp the drainage tube 47, a first tongue 19 is provided on the open side of the pull-sleeve upper sheath 11, and a second tongue 110 corresponding to the first tongue 19 is provided on the open side of the pull-sleeve lower sheath 12.

In the utility model, the front ends of the upper sheath 11 and the lower sheath 12 of the traction sleeve are all set to be in a semi-conical shape, so that the traction sleeve 1 can clamp the circular drainage tube 47.

In the utility model, a pressing core 14 is arranged on the inner wall of the upper sheath 11 of the traction sleeve, and the pressing core 14 is in a water drop shape.

The utility model is mainly used for preventing the drainage tube from being mistakenly threaded and sewed by the suture line to cause the drainage tube not to be taken out when the suture line is sewed for the head operation, as shown in figure 11 and figure 12, the traction sleeve 1 is sleeved outside the end of the drainage tube 47, the front end wall of the drainage tube is compressed and wrapped to lead the outer diameter to be thin before the head operation incision of the patient is sewed, thereby being convenient for being drawn to the head operation incision of the patient to conduct drainage on the operation part inside the head, and the hard material of the traction sleeve 11 can be used for protecting the drainage tube in the sewing process, thereby avoiding the problem that the sewing resistance is large due to the head scalp tissue when the incision is sewed to be hard, the hand feeling is not clear when the suture is sewed, meanwhile, the drainage tube made of soft material, especially rubber material is used for the drainage tube, the threading hand feeling is similar to the scalp tissue sewing, so that the sewing, resulting in the need to remove stitches and re-sew.

Generally, the drainage tube for head is divided into two kinds of drainage tubes, one is a thicker rubber tube type drainage tube special for adults, and the other is a thinner conventional drainage tube special for children.

Specifically, a special traction sleeve 1 is designed for the rubber tube type drainage tube, the traction sleeve 1 is formed by connecting two semicircular sleeve petals through a rotary connecting band 13 at the root part of the traction sleeve 1, and the two semicircular sleeve petals of the traction sleeve 1 are a traction sleeve upper sheath 11 and a traction sleeve lower sheath 12 respectively; the traction sleeve upper sheath 11 and the traction sleeve lower sheath 12 can be opened or closed under the action of the rotary connecting belt 13, when the traction sleeve upper sheath 11 and the traction sleeve lower sheath 12 are closed, the traction sleeve upper sheath 11 and the traction sleeve lower sheath 12 form a complete traction sleeve 1, the formed traction sleeve 1 has a certain length and is a circular tube, the outer diameter of the traction sleeve 1 is smaller than the outer diameter of a rubber drainage tube 47 to be pulled, the front end port of the traction sleeve 1 is designed to be conical, the front end is thin and the rear end is thick, the traction sleeve is convenient to insert into the cut, the rear end of the traction sleeve 1 is provided with a tube seat with the outer diameter slightly larger than the outer diameter of the traction sleeve 47 and is fixed with the traction sleeve 1 into a whole, the tube seat is also designed to be an upper half tube seat and a lower half tube seat (a first tube seat 15 and a second tube seat 16) which are respectively coaxially connected with the traction sleeve upper sheath 11 and the traction sleeve lower sheath, the clamping block 17 and the clamping buckle 18 are respectively fixed on the planes of the upper semicircular tube seat and the lower semicircular tube seat on the opening-closing side, the clamping buckle 18 is a convex T-shaped convex block with elasticity, when the upper sheath 11 of the traction sleeve and the lower sheath 12 of the traction sleeve are closed, the clamping block 17 of the first tube seat 15 is clamped on the inner concave angle side of the T-shaped clamping block 18 of the second tube seat 16, the clamping fixing effect is achieved, and the upper sheath 11 of the traction sleeve and the lower sheath 12 of the traction sleeve are prevented from independently opening. The end edges of the opening and closing positions of the traction sleeve upper sheath 11 and the traction sleeve lower sheath 12 are designed with tenon-and-mortise structures which are mutually inserted and embedded and clamped, the end edges of the traction sleeve upper sheath 11 and the traction sleeve lower sheath 12 are designed with protruded tenons (a first tenon 18 and the traction sleeve lower sheath 12), the end edge of the traction sleeve upper sheath 11 is provided with a protruded first tenon 1 downwards close to the inner side wall, the outer side wall of the end edge of the traction sleeve lower sheath 12 is provided with a protruded traction sleeve lower sheath 12 upwards, and the areas of the traction sleeve upper sheath 11 and the traction sleeve lower sheath 12 corresponding to the opposite tenons are designed with abdications, when the traction sleeve upper sheath 11 and the traction sleeve lower sheath 12 are closed, the tenons of the traction sleeve upper sheath 11 and the traction sleeve lower sheath 12 are mutually embedded, and the clamping block clamping structure is matched to ensure that the traction sleeve upper sheath 11 and the traction sleeve lower sheath 12 can be completely locked and, the phenomena of loosening and opening can not occur.

Further, a special traction sleeve 1 of the rubber tube type drainage tube is designed, a pressing core 14 protruding for a certain length is downwards arranged in the middle of the inner wall of an upper sheath 11 of the traction sleeve, the cross section of the pressing core 14 is similar to a water drop shape, and the lower end of the pressing core 14 is a thick arc-shaped head; when the traction sleeve upper sheath 11 and the traction sleeve lower sheath 12 are closed, the cross section of the inner cavity of the traction sleeve 1 is C-shaped due to the relation of the pressing core 14; when the front section of the rubber drainage tube is sleeved in the traction sleeve 1, the tube wall of the rubber drainage tube 47 can be compressed into a C-shaped section by the pressing core 14 after closing, the outer diameter of the section of the rubber drainage tube 47 after compression is extruded and contracted into the traction sleeve 1, and the traction sleeve 1 is clamped to drive the rubber drainage tube 47 to be inserted into the incision.

Aiming at the traction sleeve 1 of the thinner conventional drainage tube 47 special for children, a no-core structure is arranged in the upper sheath 11 of the traction sleeve, the outer diameter of the conventional drainage tube special for children is thinner, the structure outer diameter of the corresponding traction sleeve 1 is also thinned synchronously, and after the upper sheath 11 of the traction sleeve and the lower sheath 12 of the traction sleeve are closed, the inner wall of the traction sleeve 1 clamps the drainage tube 47 of the type and then is also inserted into the incision of the head in a traction way.

The traction suture line passes through the drainage tube 47 and is sewn with the surgical incision on the head of the patient, so that the drainage tube cannot be directly pulled out when the later drainage treatment course is finished; the medical staff needs to re-inject the anesthetic needle to the patient and cut off the suture from the suture of the drainage tube and cut off the suture line inside, detach the operation incision to pull out the drainage tube, and re-suture the operation incision after completion. The secondary injury of a patient is caused, the wound healing time is greatly prolonged due to the fact that the operation incision is sewn again, in the actual operation, a doctor clamps the rubber tube type drainage tube through the operation forceps and conveys the drainage tube to be implanted into the operation incision, in the conveying process that the rubber tube type drainage tube is clamped by the operation forceps, the front end of the rubber tube type drainage tube is in a non-conical round tube shape, the guidance performance is poor, the resistance is large when the drainage tube is conveyed in a subcutaneous tissue channel, the subcutaneous channel tissue of the patient is easily torn when the operation forceps are pulled for conveying, and the patient is subjected to the secondary injury; but also the situation that the drainage tube slips and slips at the jaw opening to cause the failure of the drainage tube implantation is easy to occur when the drainage tube is conveyed through, and certain risks are presented to doctors and operation patients.

Aiming at the condition that a suture needle pulls a suture line to suture a drainage tube and head incision tissues of a patient when the head incision is sutured in the prior hospital operation, the patient needs to find that the drainage tube is sutured and needs to expand the incision again to remove the suture line and take out the drainage tube when the suture line is removed after the incision is healed. Hospitals currently work for this situation by cutting the catheter from the root, then cutting the suture, then replacing it with a new catheter to be placed at the incision and re-suturing the incision, since there is no special instrument to cut the suture extending into the catheter. This approach requires re-use of the instrument to control the catheter to be accurately inserted into the incision at the desired location. The operation of the control instrument for contracting and clamping the front end of the drainage tube into the incision is troublesome, unnecessary cost is increased by replacing the drainage tube, a large amount of time is consumed, the operation efficiency is greatly influenced, the suture line needs to be detached after the incision is expanded and opened again, the instrument with the drainage tube is clamped in the control instrument, the incision is torn secondarily, and the patient is unnecessarily injured.

As shown in fig. 13 to 17, the present invention provides a suture cutting device for suturing a hydrops/hematocele drainage tube, which is used for cutting a suture on the drainage tube, and comprises a cutting rod sheath 2 and a cutting rod 3, wherein the end of the cutting rod sheath 2 is open and the front end is sealed, and the outer diameter of the cutting rod sheath 2 is less than one half of the inner diameter of the inner wall of the drainage tube 47; the cutting rod 3 can be inserted into the cutting rod sheath tube 2, a notch 21 is formed in the cutting rod sheath tube 2, a warping cutting cap 31 is sleeved at the front end of the cutting rod 3, and a cutting blade 32 is vertically and fixedly arranged on the inner wall of the warping cutting cap 31; the end face of the cap opening at the rear end of the warping cutting cap 31 is provided with an inclined surface.

Further, the cutting bar 32 is provided with a relief groove corresponding to the cutting edge 32.

Furthermore, the cutting edge of the cutting edge 32 is designed to be a convex arc shape, and two sides of the cutting edge 32 are respectively provided with a convex block 33.

Specifically, the suture cutting device mainly comprises a cutting rod sheath tube 2 and a cutting rod 3, wherein the cutting rod sheath tube 2 is a slender sleeve with one end sealed and one end opened, the outer diameter of the cutting rod sheath tube 2 is smaller than one half of the inner diameter of the inner wall of the drainage tube 47, so that the cutting rod sheath tube 2 can penetrate through a gap between the inner wall of the drainage tube 47 and the suture no matter the suture penetrating through the center of the drainage tube 47 or the upper or lower position of the drainage tube 47. A notch 21 is formed in the tube wall of one side of the cutting rod sheath tube 2, a cutting rod 3 can be inserted into the cutting rod sheath tube 2, the cutting rod 3 is in the shape of a long and thin round rod, a warping cutting cap 31 is fixedly sleeved at one end of the cutting rod 3, the end face of the cap opening at the rear end of the warping cutting cap 31 is an inclined plane, so that the cap edge of one side of the cap opening is longer, and the longer cap edge of the warping cutting cap 31 has elastic deformation with slight natural warping towards the outside in a natural state; and a cutting edge 32 is vertically and fixedly arranged on the inner wall of the longer brim of the warping cutting cap 31, the cutting edge of the cutting edge 32 is designed to be a convex arc structure, and the cutting edge 32 is fixed in parallel along the axial direction of the cutting rod 3. The two sides of the cutting edge 3 are respectively provided with the convex block 33 which plays a role in clamping and fixing the cutting edge 32, the convex block 33 cannot influence the cutting edge of the cutting edge 32, the abdicating groove is designed on the cutting rod corresponding to the cutting edge 32 on the inner wall of the brim of the warping cutting cap 31, so that the cutting edge of the cutting edge 32 can be just arranged in the abdicating groove of the cutting rod 3 when the brim of the warping cutting cap 31 is drawn in by external force, the situation that the cutting edge 32 is propped against the outer wall of the cutting rod 3 to lead the warping cutting cap 31 not to be drawn in completely can not occur, the abdicating groove can also play a role in fixing the cutting edge 32, and the situation that the warping cutting cap 31 and the cutting edge 32 are inclined when the warping cutting cap 31 is drawn together can be prevented.

The inner diameter of the inner wall of the cutting rod sheath tube 2 is slightly larger than the outer diameter of the buckling cutting cap 31, so that the cap edge of the buckling cutting cap 31 is basically in a state that the jointing cutting rod 3 is folded when the cutting rod 3 drives the buckling cutting cap 1 to slide axially inside the cutting rod sheath tube 2 under normal conditions. When the edge of the end cap at the back of the warping cutting cap 31 is located at the notch 21 of the cutting rod sheath tube 2, the front end of the edge of the warping cutting cap 31 can be outwards warped and slightly opened and extended from the notch 21 under the action of slight elastic deformation of the brim of the warping cutting cap 31, the cutting rod 3 is pulled backwards along the axial direction at the moment, the warping angle of the edge of the warping cutting cap 31 is increased under the action of the port of the notch 21, and the cutting edge 32 also extends out from the notch 21 at the moment. The buckling opening angle of the front end of the brim of the buckling cutting cap 31 exceeds the opening angle of the brim in the natural state, at the moment, the brim of the buckling cutting cap 31 has inward folding trend and acting force under the elastic restoring effect, the elastic restoring acting force enables the cutting edge of the cutting edge 32 to be always tightly attached to the opening 21 port of the cutting rod sheath tube 2, when the cutting rod 3 and the cutting rod sheath tube 2 clamp the suture out of the cutting edge 32 of the opening 21 and the cutting rod sheath tube 2 are positioned, the suture can be cut by the shearing force of the cutting edge 32 under the action of the inward folding elastic restoring force, so that the drainage tube is separated from the suture of the suture, and the original suture is removed to take out the drainage tube.

In operation, as shown in fig. 11 and 12, an outlet of the drainage tube 47 is opened at a position of the scalp of a patient at a certain distance below an operation incision on the scalp, a channel for the drainage tube to pass through is opened on the tissue under the scalp between the drainage tube outlet 47 and the operation incision 44, then the scalp at the operation incision of the patient is lifted to expose the operation area, then the tip of the drainage tube is clamped by the operation forceps, the operation surgeon controls the operation forceps 49 to clamp the tip of the drainage tube 47 to be fed from the operation incision, and continuously operates the operation forceps 49 to enable the clamping end tip of the drainage tube 47 to be fed from the drainage tube outlet 46 at the lower part, then controls the operation forceps 49 to be placed at a position outside the drainage tube outlet 46 to clamp the port of the drainage tube 47 again, and then pulls the drainage tube 47 backwards through the operation forceps 49 to enable the tip at the other end of the drainage tube 47 to be left for, so that hematocele and effusion generated in the operation area can be discharged through the drainage tube 47; the incision of the operation area is sutured with a suture after the implantation of the drainage tube 47 is completed, and the incision of the scalp operation area at the outer ring of the drainage tube is a suturing-easy tube 45 when suturing (a suture needle easily penetrates the drainage tube to pass the suture through the drainage tube).

When the traction tube is required to be clamped and plugged into the incision of the head through the traction sleeve 1, an adult patient adopts a thicker rubber drainage tube to form a traction sleeve with a pressing core, a child adopts a thinner conventional drainage tube to form a traction sleeve without a pressing core, the traction sleeve 1 clamps the front section of the drainage tube 47 and then plugs into the incision of the head, so that one part of the sleeve section of the traction sleeve 1 is positioned in the incision, and meanwhile, a suture is used for suturing the incision, the outer wall of the traction sleeve can play a role in protection and avoiding in the suturing process, the protection drainage tube 47 is punctured, meanwhile, the hard circular tubular outer wall can enable a suture needle to bypass the traction sleeve when touching the outer wall of the traction sleeve, so that the traction sleeve 1 is avoided to continue to suture the incision, an upper sheath 11 of the traction sleeve and a lower sheath 12 of the traction sleeve are slightly opened for a certain angle when the suture is, at this time, because the temporary suture end of the suture is not knotted temporarily to form a knot, the suture can be pulled to a certain extent so as to pull the traction sleeve 1 to slightly open a certain angle, so that the incision at the insertion position of the traction sleeve 1 is slightly opened to a certain extent, the traction sleeve 1 is separated from the drainage tube 47 and is drawn out from the incision, so that the drainage tube is kept in the incision independently, then the suture is tensioned, so that the incision is contracted and attached closely, and finally the suture end of the suture is knotted to form the knot.

The utility model discloses possess following advantage:

1. because the scalp tissue and the drainage tube have small hand feeling difference in suturing during head surgery, the traction sleeve 1 is made of hard materials, and the long and thin sleeve adopts a full wrapping type design for the easily-sutured tube of the drainage tube 47 in structure, the wall of the drainage tube is protected by 360 degrees, the tube suturing condition is avoided during surgical incision suturing, the suturing difficulty and the horizontal requirement of medical personnel performing suturing operation are greatly reduced, the intracardiac pressure of the medical personnel during incision suturing is greatly relieved, the success rate of scalp surgical incision suturing is improved, and the efficiency is greatly improved; meanwhile, only the drainage tube 47 needs to be pulled out at the head incision healing and stitch removing stage for the patient, the stitch removing is not required to be cut, and the suture is sewn again, so that the risk that the patient suffers from secondary injury is avoided, and unnecessary pain is not required.

2. The front end of the traction sleeve 1 adopts a conical design, so that the traction sleeve has good guidance when being conveyed through a scalp tissue channel, and compared with the existing operation forceps 49 used for clamping and conveying, the traction sleeve can reduce great conveying resistance and does not need to worry about tearing of patient channel tissue.

3. Draw the inside design of sleeve pipe to the supporting traction sleeve pipe that rubber cast drainage tube that adult patient used has the pressure core, overlap in this drainage tube 47 outside can press from both sides the drainage tube tightly and be C shape cross-section, C type cross-section has great cross-section shrink effect to thicker rubber cast drainage tube, and close and draw sleeve pipe 1 and both can realize the C type cross-section compression of drainage tube 47, convenient and fast, the circle cast that simultaneously can open and shut draws sleeve pipe 1 to realize that the whole parcel formula is tight to drainage tube 47 circumference outer wall, the cross-section that probably appears when pressing from both sides tightly like operation pincers 49 can not appear has the condition that outwards can not contract in the place of pressing from both sides the clamp by keeping silent, the pine that probably appears when also can avoid similar operation pincers to press from.

4. The tenon-and-mortise structures designed at the upper end edge and the lower end edge of the opening and closing end of the traction sleeve 1 are mutually inserted, so that the self-bouncing of the traction sleeve 1 caused by the looseness of the traction sleeve along the opening and closing end edge direction of the side edge during the closing process can be prevented, and the clamping failure of the drainage tube is caused; the closed clamping structure of the traction sleeve 1 comprises a buckle 18 and a clamping block 17, the T-shaped buckle 18 is matched with the protruding clamping block 17 to realize the clamping fixation of the traction sleeve 1, and meanwhile, the T-shaped back valve extending from the outer end of the buckle is convenient for fingers to stir the buckle to separate the clamping block 17 from the buckle 18.

5. Draw sleeve pipe 1 rear end to correspond the thicker tube socket of fixed external diameter can be convenient for medical personnel to point and hold between the fingers, simultaneously because the pipe wall of sleeve pipe part is thinner, the overall structure effect that can stabilize of tube socket that rear end fixedly connected with wall thickness is thicker for this device is safety and stability more.

6. To the condition of sewing up the drainage tube at present, compare originally expand the incision stitches again and get the drainage tube operation, adopt the cutting structure can directly cut off the direct stitches of taking out of the stylolite in the drainage tube can, need not to open the wound that has healed again, avoided the patient to receive secondary damage, can not cause the influence to patient's head incision healing. The operation is simple, and the efficiency is greatly improved.

7. The cutting device is characterized in that the brim with the rear end port of the warping cutting cap 31 in an inclined plane state has slight elastic warping deformation to a certain degree, the cutting rod sheath tube 2 is provided with an opening 21 matched with the warping cutting cap 31, when the warping cutting cap 31 extends into the opening 21, under the pulling of the cutting rod 3, the warping cutting cap 31 slides in the cutting rod sheath tube 2 to the process that the opening 21 extends out, the state of the warping cutting cap is changed from an elastic folding deformation state to a natural folding opening state which just extends out the opening, and then the warping cutting cap 31 is changed into an excessive opening state of elastic deformation under the continuous pulling, at the moment, the brim of the warping cutting cap 31 has an inward folding trend and an acting force under the elastic restoring force, the suture thread can be cut by the shearing force of the cutting edge 32 under the elastic restoring force, the structure is stable, and the operation is convenient.

8. The outer diameter of the cutting rod sheath tube 2 is less than one half of the inner diameter of the inner wall of the drainage tube 47, so that the cutting rod sheath tube 2 can pass through a gap between the inner wall of the drainage tube 47 and a suture line when the suture line penetrating through the wall of the drainage tube 47 passes through the center of the drainage tube or passes through an upper position or a lower position. The inner diameter of the inner wall of the cutting rod sheath tube 2 is slightly larger than the outer diameter of the buckling cutting cap 31, so that the cap edge of the buckling cutting cap 31 is basically in a state of being attached to the cutting rod 3 and being folded when the cutting rod 3 drives the buckling cutting cap 31 to slide in the cutting rod sheath tube 2 along the axial direction under normal conditions.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a protector that hydrops/hematocele drainage tube was sewed up for entangle the drainage tube, a serial communication port, including being used for the traction sleeve pipe of overcoat in the end department of drainage tube, traction sleeve pipe is including drawing sleeve pipe upper sheath, drawing sleeve pipe lower sheath and connecting draw sleeve pipe upper sheath with draw the rotation connecting band of sleeve pipe lower sheath, it all is semicircular with drawing sleeve pipe lower sheath to draw sleeve pipe upper sheath, the end of drawing sleeve pipe upper sheath is provided with first tube socket, be provided with the fixture block on the first tube socket, the end of drawing sleeve pipe lower sheath is provided with the second tube socket, be provided with on the second tube socket and correspond the buckle of fixture block.

2. The hydrops/hematocele drain suture protection device as claimed in claim 1, wherein a first tongue is arranged on the open side of the upper sheath of the traction sleeve, and a second tongue corresponding to the first tongue is arranged on the open side of the lower sheath of the traction sleeve.

3. A protector for a hydrops/hematocele drain suture according to claim 2, wherein the front ends of the traction sleeve upper sheath and the traction sleeve lower sheath are both provided with a semi-conical shape.

4. A protector for suturing a hydrops/hematocele drainage tube according to claim 3, wherein a plunger is provided on the inner wall of the sheath of said traction sleeve.

5. A protector for a hydrops/hematocele drain suture according to claim 4, wherein said plunger is drop-shaped.

6. A suture cutting device for suturing a hydrops/hematocele drainage tube is used for cutting a suture on the drainage tube and is characterized by comprising a cutting rod sheath tube and a cutting rod, wherein the tail end of the cutting rod sheath tube is provided with an opening, the front end of the cutting rod sheath tube is sealed, and the outer diameter of the cutting rod sheath tube is smaller than one half of the inner diameter of the inner wall of the drainage tube; the cutting rod can be inserted into the cutting rod sheath tube, a notch is formed in the cutting rod sheath tube, a warping cutting cap is sleeved at the front end of the cutting rod, and a cutting blade is vertically and fixedly arranged on the inner wall of the warping cutting cap.

7. The suture cutting device for hydrops/hematocele drainage tube suturing of claim 6, wherein the end face at the cap opening of the rear end of the warped cutting cap is provided with a slope.

8. The suture line cutting device for hydrops/hematocele drainage tube suturing as claimed in claim 7, wherein the cutting rod is provided with a relief groove corresponding to the cutting edge.

9. The apparatus for cutting suture line of hydrops/hematocele drainage tube suture according to claim 8, wherein the cutting edge of the cutting edge is designed to be a convex arc.

10. The apparatus for cutting suture line for hydrops/hematocele drainage tube suture according to claim 9, wherein the cutting edge is provided with a protrusion at each of two sides thereof.