CN210904274U - Drainage kit for preventing cancer cell skin part from being planted - Google Patents
Drainage kit for preventing cancer cell skin part from being planted Download PDFInfo
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- CN210904274U CN210904274U CN201920976131.1U CN201920976131U CN210904274U CN 210904274 U CN210904274 U CN 210904274U CN 201920976131 U CN201920976131 U CN 201920976131U CN 210904274 U CN210904274 U CN 210904274U
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Abstract
The utility model discloses a prevent drainage external member that cancer cell skin portion planted, in drainage, insert the internal drainage focus of treating with the trompil department that pigtail pipe passes through skin portion earlier, aerify to cyclic annular gasbag again and make it form and expand backward and form umbelliform portion, the position of adjusting umbelliform portion makes its internal wound that covers skin portion trompil department, then the position of adjusting the locator makes the sucking disc paste the external wound of tight skin portion trompil department, and the location is fixed, can grasp skin portion between umbelliform portion and the sucking disc this moment, make umbelliform portion cover internal wound all the time, in follow-up drainage process, if the condition that partial drainage liquid that takes cancer cell flows along pigtail pipe outer wall appears, then drainage liquid flow just is blocked when umbelliform portion, can't reach wound department, cancer cell skin portion planting has been avoided.
Description
Technical Field
The utility model relates to the field of medical equipment, especially, relate to a prevent drainage external member that cancer cell skin portion planted.
Background
Drainage is a surgical treatment means, and is a technique for guiding pus, blood or other liquids accumulated in human tissues or body cavities to the outside of the body, such as abdominal cavity drainage, thoracic cavity drainage and the like. During or after drainage, a drainage tube is arranged through the skin part, one end of the drainage tube in the body is inserted into a focus to be drained, and one end of the drainage tube in the body is connected with a drainage bag or a liquid collector. However, in the above process, since the drainage tube is not inserted into the lesion to be drained seamlessly, part of the drainage fluid will flow to the wound of the perforation of the skin along the outer wall of the drainage tube, and if there are cancer cells in the lesion to be drained, the cancer cells will be transferred to the wound along with the drainage fluid, resulting in the skin planting of the cancer cells.
Disclosure of Invention
The embodiment of the utility model provides a prevent drainage external member that cancer cell skin portion planted can prevent that cancer cell skin portion from planting.
The embodiment of the utility model provides a prevent drainage external member that cancer cell skin portion planted, including catheter subassembly, hose assembly, joint Assembly and the drainage bag subassembly that connects gradually, wherein:
the catheter assembly comprises a pigtail catheter, an annular balloon and a positioner; the front section of the pigtail catheter is provided with an inlet hole, the annular air bag is sleeved outside the rear section of the pigtail catheter, the annular air bag forms an umbrella-shaped part which stretches backwards when being inflated, and the outer edge of the umbrella-shaped part is flanged forwards; the locator can be sleeved outside the pigtail catheter in a sliding manner and is positioned behind the annular air bag, the locator can be fixed at a selected position of the pigtail catheter, and a sucking disc is arranged at the front end of the locator; when the annular air bag is inflated and the positioner is fixed at a selected position, the skin part can be clamped between the umbrella-shaped part and the sucker;
the hose assembly comprises a hollow tube head, a hose sleeve, a hose body and a choke clamp; the hollow tube head is connected to the front end of the hose sleeve; the hose sleeve is sleeved outside the hose body, and the front end of the hose body is communicated with the rear end of the pigtail catheter in the hollow pipe head; the choke clamp is arranged on the hose sleeve;
the joint assembly comprises a first joint, a second joint and a third joint, and the rear end of the hose body penetrates through the first joint; the rear end of the first joint can be spliced with the front end of the second joint or spliced with the front end of the third joint; the rear end of the second joint can be spliced with the front end of the third joint, an air inlet valve is arranged on the second joint, the air inlet valve is communicated with the annular air bag through an air guide pipe, and the air guide pipe is arranged along the second joint, the first joint, the hose sleeve, the hollow pipe head and the pigtail guide pipe;
the drainage bag assembly comprises a drainage tube and a drainage bag, and the front end of the drainage tube is communicated with the rear end of the hose body through the joint assembly; the front end of the drainage tube is connected with the rear end of the third joint, and the rear end of the drainage tube is communicated with the drainage bag.
Therefore, in the drainage, the pigtail catheter is inserted into a body through the opening of the skin part to be drained, the annular air bag is inflated to enable the annular air bag to stretch backwards to form an umbrella-shaped part, the position of the umbrella-shaped part is adjusted to enable the umbrella-shaped part to cover an internal wound at the opening of the skin part, the position of the positioner is adjusted to enable the sucker to be attached to the external wound at the opening of the skin part, the sucker is fixed in a positioning mode, the skin part can be clamped between the umbrella-shaped part and the sucker, the internal wound can be covered by the umbrella-shaped part all the time, in the subsequent drainage process, if the condition that partial drainage liquid with cancer cells flows along the outer wall of the pigtail catheter occurs, the drainage liquid is blocked when flowing to the umbrella-shaped part, the drainage liquid cannot reach the wound, and the skin part planting of the.
Optionally, a first connecting pipe is arranged in the second connector, and when the first connector is plugged with the second connector, the rear end of the hose body is communicated with the front end of the first connecting pipe;
a second connecting pipe is arranged in the third joint, and the rear end of the second connecting pipe is communicated with the front end of the drainage pipe; when the second connector is connected with the third connector in an inserting mode, the rear end of the first connecting pipe is communicated with the front end of the second connecting pipe, or when the first connector is connected with the third connector in an inserting mode, the rear end of the hose body is communicated with the front end of the second connecting pipe.
Optionally, the air inlet valve is a middle-through rubber valve; and when the inflation needle is inserted, the middle part of the middle through rubber valve is extruded by the rubber elasticity to be tightly attached to the outer wall of the inflation needle.
Optionally, the suction cup comprises a mounting seat, a supporting piece and a silica gel ring; the utility model discloses a novel water-soluble glue locator, including mount pad, support piece, silica gel ring, the front end in the locator is installed to the mount pad, support piece is the horn mouth form and fixed the setting in the front end of mount pad, the silica gel ring is fixed to be set up in support piece's front end, the coating.
Optionally, the airway tube is externally sleeved on the first connecting tube, the hose body and the pigtail conduit.
Optionally, the airway tube comprises an expansion section located within the stylet head, the expansion section having a spring constant one-third of the spring constant of the annular balloon; the hollow pipe head is provided with a transparent window.
Optionally, the air duct is respectively arranged in parallel with the first connecting pipe, the hose body and the pigtail duct; the rear section of the pigtail catheter is provided with a track for arranging an air duct, and the rear end of the track is communicated with the core tube head through a pore channel.
Optionally, the annular balloon is slidable relative to the pigtail catheter and is fixable relative to the pigtail catheter when inflated; the inside of the hollow tube head can contain a partially bent air duct.
Optionally, the positioner further comprises a first sleeve and a first knob; the mounting seat is fixedly inserted into a front port of the first sleeve, the first sleeve is sleeved on the pigtail guide tube in a sliding mode, the first sleeve is provided with a screw hole along the radial direction, a thread section matched with the screw hole is arranged on the first knob, and a pressure head is arranged at one end, close to the pigtail guide tube, of the first knob; a first limiting table used for preventing the pigtail catheter from being pressed by a first knob is arranged in the first sleeve, and a first boss correspondingly matched with the first limiting table is formed on the first knob; the first sleeve is internally provided with a second limiting table for preventing the first knob from being separated from the first sleeve, and the pressure head is provided with a second boss correspondingly matched with the second limiting table.
Optionally, the positioner further comprises a second sleeve, a second knob, a linkage sleeve and a tapered rubber sleeve; the rear end of the supporting piece is buckled and installed at the front end of the second sleeve, the second sleeve is embedded in the installation seat, and the second sleeve can rotate circumferentially relative to the installation seat and the supporting piece and cannot move axially; the linkage sleeve is internally sleeved on the front section of the inner wall of the second sleeve, an internal thread is formed on the inner wall of the second sleeve, an external thread matched with the internal thread is formed on the outer wall of the linkage sleeve, an axial stroke groove is formed on the inner wall of the second sleeve, and a convex block matched with the axial stroke groove is formed on the outer wall of the linkage sleeve; the rear end of the second sleeve is formed into a conical opening with a small front part and a large rear part, the conical rubber sleeve is arranged in the conical opening at the rear end of the second sleeve, and the front end of the conical rubber sleeve is fixedly connected with the rear end of the linkage sleeve; the linkage sleeve and the conical rubber sleeve are sleeved on the pigtail catheter in a sliding manner; the second knob is fixedly sleeved at the rear end of the second sleeve.
Drawings
In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained by those skilled in the art without inventive effort.
Fig. 1 is a schematic structural view of a drainage kit for preventing skin part of cancer cells from being planted according to an embodiment of the present invention;
fig. 2 is a schematic view of a drainage kit for clamping a skin portion according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an arrangement of airway tubes provided by an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a positioner according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of another drainage kit for preventing skin part of cancer cells from being planted according to an embodiment of the present invention;
FIG. 6 is a schematic view of another drainage kit according to an embodiment of the present invention for clamping the skin;
FIG. 7 is a schematic view of an alternative arrangement of airway tubes according to an embodiment of the present invention;
fig. 8 is a schematic structural view of a portion a of a pigtail catheter according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of another locator according to an embodiment of the present invention.
Reference numerals:
100-a catheter component, 110-a pigtail catheter, 111-an inlet hole, 112-a track, 113-a pore canal, 120-an annular balloon, 121-an umbrella-shaped part, 130-a positioner, 131-a first sleeve, 132-a first knob, 133-a screw hole, 134-a screw thread section, 135-a pressure head, 136-a first limit table, 137-a first boss, 138-a second limit table, 139-a second boss, 140-a second sleeve, 141-a second knob, 142-a linkage sleeve, 143-a conical rubber sleeve, 144-an internal thread, 145-an external thread, 146-an axial stroke groove, 147-a bump, 148-a conical opening, 150-a sucker, 151-a mounting seat, 152-a supporting part and 153-a silica gel ring;
200-hose assembly, 210-hollow pipe head, 211-transparent window, 220-hose sleeve, 230-hose body and 240-choke clamp;
300-connector assembly, 310-first connector, 320-second connector, 321-air inlet valve, 322-first connecting pipe, 330-third connector, 331-second connecting pipe, 340-air duct, 341-expansion section;
400-drainage bag assembly, 410-drainage tube, 420-drainage bag;
500-dermatome, 510-fenestration.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely 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 belong to the protection scope of the present invention.
The embodiment of the utility model provides an in the position word before, back respectively correspond 2 directions that figure 1 and figure 5 marked.
The first embodiment is as follows:
referring to fig. 1 to 3, the drainage kit for preventing the skin part of cancer cells from being planted as shown in the figure includes a catheter assembly, a hose assembly, a connector assembly and a drainage bag assembly which are connected in sequence.
The catheter assembly comprises a pigtail catheter, an annular balloon and a positioner. The front section of the pigtail catheter is provided with an inlet hole for absorbing tissue fluid such as bile at a focus to be drained. The annular air bag is sleeved outside the rear section of the pigtail catheter, an umbrella-shaped part which stretches backwards is formed when the annular air bag is inflated, the outer edge of the umbrella-shaped part is turned over forwards, and the turned-over edge is favorable for blocking drainage liquid flowing along the outer wall of the pigtail catheter. The locator can be sheathed on the pigtail catheter in a sliding way and is positioned behind the annular air bag, the locator can be fixed at the selected position of the pigtail catheter, and the front end of the locator is provided with a sucker. The pigtail catheter is used to penetrate through the opening of the skin part, and when the annular air bag is inflated and the positioner is fixed at a selected position, the skin part can be clamped between the umbrella-shaped part and the sucker.
Therefore, as shown in fig. 2, in the drainage, the pigtail catheter is inserted into the body through the opening of the skin to drain the focus, the annular air bag is inflated to expand backwards to form an umbrella-shaped part, the position of the umbrella-shaped part is adjusted to cover the in-vivo wound at the opening of the skin, the position of the positioner is adjusted to enable the sucker to be attached to the in-vitro wound at the opening of the skin, the sucker is fixed in a positioning mode, the skin can be clamped between the umbrella-shaped part and the sucker, the in-vivo wound is always covered by the umbrella-shaped part, in the subsequent drainage process, if the condition that partial drainage liquid with cancer cells flows along the outer wall of the pigtail catheter occurs, the drainage liquid flows to the umbrella-shaped part and is blocked, the wound cannot be reached, and the skin planting of the cancer cells is avoided.
Specifically, the hose assembly includes a stem nipple, a hose cover, a hose body, and a choke clip. The pig tail catheter is characterized in that the stylet tube head is connected to the front end of the hose sleeve, the hose sleeve is sleeved outside the hose body, and the front end of the hose body is communicated with the rear end of the pig tail catheter in the stylet tube head. The choke clamp is arranged on the hose sleeve and used for blocking the drainage liquid in the hose body, and the drainage liquid in the hose body can be blocked when the connection relation of all the joints in the joint assembly is changed.
Further, the joint assembly comprises a first joint, a second joint and a third joint, and the rear end of the hose body penetrates through the first joint. The rear end of the first joint can be spliced with the front end of the second joint or spliced with the front end of the third joint. The rear end that the second connects can peg graft with the front end of third joint, be provided with the admission valve on the second connects, communicate through the air duct between admission valve and the cyclic annular gasbag, the air duct is along second joint, first joint, hose cover, logical heart tube head, pigtail pipe arrangement. That is, when the annular airbag needs to be inflated, the rear end of the first connector is inserted into the front end of the second connector, the rear end of the second connector is inserted into the front end of the third connector, and the annular airbag can be inflated through the air inlet valve and the air guide tube; when inflating and finishing, close the choked flow and press from both sides, the drainage liquid in the hose body and the gas in the cyclic annular gasbag are all blocked this moment, alright take off the second and connect, and the rear end with the first joint is direct to be pegged graft with the front end that connects the third, then opens the choked flow and press from both sides, and the drainage external member just is in conventional drainage state.
Furthermore, the drainage bag assembly comprises a drainage tube and a drainage bag, the front end of the drainage tube is communicated with the rear end of the hose body through the connector assembly, the front end of the drainage tube is connected with the rear end of the third connector, and the rear end of the drainage tube is communicated with the drainage bag, so that drainage liquid is guided into the drainage bag through the drainage tube.
More specifically, a first connecting pipe is arranged in the second connector, and when the first connector is plugged with the second connector, the rear end of the hose body is communicated with the front end of the first connecting pipe; a second connecting pipe is arranged in the third joint, and the rear end of the second connecting pipe is communicated with the front end of the drainage pipe; when the second connector is connected with the third connector in an inserting mode, the rear end of the first connecting pipe is communicated with the front end of the second connecting pipe, or when the first connector is connected with the third connector in an inserting mode, the rear end of the hose body is communicated with the front end of the second connecting pipe.
Optionally, the air inlet valve is a middle-through rubber valve. In a normal state, the middle part of the middle rubber valve is closed by being extruded by the rubber elasticity, so that air leakage can be avoided, and when the inflation needle is inserted, the middle part of the middle rubber valve is tightly attached to the outer wall of the inflation needle by being extruded by the rubber elasticity, so that air leakage can also be avoided.
Optionally, the suction cup comprises a mounting seat, a support member and a silicone ring. The utility model discloses a novel water-soluble glue locator, including mount pad, support piece, silica gel ring, the front end in the locator is installed to the mount pad, support piece is the horn mouth form and fixed the setting in the front end of mount pad, the silica gel ring is fixed to be set up in support piece's front end, the coating. In the concrete implementation, the hydrosol on the silica gel ring is firstly wetted to generate viscosity, the position of the positioner is moved to enable the supporting piece to tightly press the leather part, the silica gel ring is attached to the leather part at the moment, and then the position of the positioner is fixed, so that the leather part can be stably clamped between the umbrella-shaped part and the sucker, and the shedding and the displacement are avoided; when the locator is dismantled in follow-up needs, only need be stained with the hydrosol on the silica gel circle again and wet, make it lose viscidity can.
Optionally, the airway tube is externally sleeved on the first connecting tube, the hose body and the pigtail conduit. Namely, the air duct is respectively in clearance with the first connecting pipe, the hose body and the pigtail catheter and is used as a channel for guiding air to the annular air bag.
Further, the airway tube comprises an expansion section positioned in the stylet head, wherein the elastic coefficient of the expansion section is one third of that of the annular balloon, namely, when the annular balloon expands radially by Xcm, the expansion section expands radially by X/3cm, and the expansion section and the annular balloon expand proportionally. The transparent window is arranged on the hollow tube head, and the radial expansion length of the expansion section can be observed through the transparent window, so that the radial expansion length of the internal annular air bag can be presumed.
Referring to fig. 4, the positioner further includes a second sleeve, a second knob, a linkage sleeve, and a tapered rubber sleeve. The rear end of the supporting piece is buckled and installed at the front end of the second sleeve, the second sleeve is embedded in the installation seat, and the second sleeve can rotate circumferentially relative to the installation seat and the supporting piece and cannot move axially; the linkage sleeve is internally sleeved on the front section of the inner wall of the second sleeve, an internal thread is formed on the inner wall of the second sleeve, and an external thread matched with the internal thread is formed on the outer wall of the linkage sleeve; the rear end of the second sleeve is formed into a conical opening with a small front part and a large rear part, the conical rubber sleeve is arranged in the conical opening at the rear end of the second sleeve, and the front end of the conical rubber sleeve is fixedly connected with the rear end of the linkage sleeve; the linkage sleeve and the conical rubber sleeve are sleeved on the pigtail catheter in a sliding manner; the second knob is fixedly sleeved at the rear end of the second sleeve. During concrete the realization, when fixing the locator, the second knob of manual rotation, the second knob drives the second sleeve rotatory, because the second sleeve passes through screw-thread fit with the linkage sleeve, consequently the second sleeve drives linkage sleeve axial forward motion, the toper gum cover is along with linkage sleeve axial forward motion, the bell mouth of second sleeve rear end forms radial pressure to the toper gum cover this moment to force the toper gum cover inwards to extrude the pigtail pipe, thereby fix the locator on the pigtail pipe.
Optionally, the inner wall of the second sleeve is further formed with an axial stroke groove, and the outer wall of the linkage sleeve is further formed with a projection matched with the axial stroke groove, so that the axial displacement between the linkage sleeve and the second sleeve is limited within a preset stroke, and the phenomenon that the pigtail catheter is pressed to be dead by the conical rubber sleeve and cannot be guided is prevented.
Example two:
referring to fig. 5 to 7, the drainage kit for preventing the skin part of cancer cells from being planted as shown in the drawings comprises a catheter assembly, a hose assembly, a connector assembly and a drainage bag assembly which are connected in sequence.
The catheter assembly comprises a pigtail catheter, an annular balloon and a positioner. The front section of the pigtail catheter is provided with an inlet hole for absorbing tissue fluid such as bile at a focus to be drained. The annular air bag is sleeved outside the rear section of the pigtail catheter, an umbrella-shaped part which stretches backwards is formed when the annular air bag is inflated, the outer edge of the umbrella-shaped part is turned over forwards, and the turned-over edge is favorable for blocking drainage liquid flowing along the outer wall of the pigtail catheter. The locator can be sheathed on the pigtail catheter in a sliding way and is positioned behind the annular air bag, the locator can be fixed at the selected position of the pigtail catheter, and the front end of the locator is provided with a sucker. The pigtail catheter is used to penetrate through the opening of the skin part, and when the annular air bag is inflated and the positioner is fixed at a selected position, the skin part can be clamped between the umbrella-shaped part and the sucker.
Therefore, as shown in fig. 6, in the drainage, the pigtail catheter is inserted into the body through the opening of the skin to drain the focus, the annular air bag is inflated to expand backwards to form an umbrella-shaped part, the position of the umbrella-shaped part is adjusted to cover the in-vivo wound at the opening of the skin, then the position of the positioner is adjusted to enable the sucker to be attached to the in-vitro wound at the opening of the skin, the sucker is fixed in a positioning manner, the skin can be clamped between the umbrella-shaped part and the sucker, the in-vivo wound is always covered by the umbrella-shaped part, in the subsequent drainage process, if the condition that partial drainage liquid with cancer cells flows along the outer wall of the pigtail catheter occurs, the drainage liquid is blocked when flowing to the umbrella-shaped part, and cannot reach the wound, and the skin planting of cancer cells is avoided.
Specifically, the hose assembly includes a stem nipple, a hose cover, a hose body, and a choke clip. The pig tail catheter is characterized in that the stylet tube head is connected to the front end of the hose sleeve, the hose sleeve is sleeved outside the hose body, and the front end of the hose body is communicated with the rear end of the pig tail catheter in the stylet tube head. The choke clamp is arranged on the hose sleeve and used for blocking the drainage liquid in the hose body, and the drainage liquid in the hose body can be blocked when the connection relation of all the joints in the joint assembly is changed.
Further, the joint assembly comprises a first joint, a second joint and a third joint, and the rear end of the hose body penetrates through the first joint. The rear end of the first joint can be spliced with the front end of the second joint or spliced with the front end of the third joint. The rear end that the second connects can peg graft with the front end of third joint, be provided with the admission valve on the second connects, communicate through the air duct between admission valve and the cyclic annular gasbag, the air duct is along second joint, first joint, hose cover, logical heart tube head, pigtail pipe arrangement. That is, when the annular airbag needs to be inflated, the rear end of the first connector is inserted into the front end of the second connector, the rear end of the second connector is inserted into the front end of the third connector, and the annular airbag can be inflated through the air inlet valve and the air guide tube; when inflating and finishing, close the choked flow and press from both sides, the drainage liquid in the hose body and the gas in the cyclic annular gasbag are all blocked this moment, alright take off the second and connect, and the rear end with the first joint is direct to be pegged graft with the front end that connects the third, then opens the choked flow and press from both sides, and the drainage external member just is in conventional drainage state.
Furthermore, the drainage bag assembly comprises a drainage tube and a drainage bag, the front end of the drainage tube is communicated with the rear end of the hose body through the connector assembly, the front end of the drainage tube is connected with the rear end of the third connector, and the rear end of the drainage tube is communicated with the drainage bag, so that drainage liquid is guided into the drainage bag through the drainage tube.
More specifically, a first connecting pipe is arranged in the second connector, and when the first connector is plugged with the second connector, the rear end of the hose body is communicated with the front end of the first connecting pipe; a second connecting pipe is arranged in the third joint, and the rear end of the second connecting pipe is communicated with the front end of the drainage pipe; when the second connector is connected with the third connector in an inserting mode, the rear end of the first connecting pipe is communicated with the front end of the second connecting pipe, or when the first connector is connected with the third connector in an inserting mode, the rear end of the hose body is communicated with the front end of the second connecting pipe.
Optionally, the air inlet valve is a middle-through rubber valve. In a normal state, the middle part of the middle rubber valve is closed by being extruded by the rubber elasticity, so that air leakage can be avoided, and when the inflation needle is inserted, the middle part of the middle rubber valve is tightly attached to the outer wall of the inflation needle by being extruded by the rubber elasticity, so that air leakage can also be avoided.
Optionally, the suction cup comprises a mounting seat, a support member and a silicone ring. The utility model discloses a novel water-soluble glue locator, including mount pad, support piece, silica gel ring, the front end in the locator is installed to the mount pad, support piece is the horn mouth form and fixed the setting in the front end of mount pad, the silica gel ring is fixed to be set up in support piece's front end, the coating. In the concrete implementation, the hydrosol on the silica gel ring is firstly wetted to generate viscosity, the position of the positioner is moved to enable the supporting piece to tightly press the leather part, the silica gel ring is attached to the leather part at the moment, and then the position of the positioner is fixed, so that the leather part can be stably clamped between the umbrella-shaped part and the sucker, and the shedding and the displacement are avoided; when the locator is dismantled in follow-up needs, only need be stained with the hydrosol on the silica gel circle again and wet, make it lose viscidity can.
Optionally, the air duct is respectively arranged in parallel with the first connecting pipe, the hose body and the pigtail duct. Referring to fig. 8, the rear section of the pigtail conduit is provided with a track for arranging an air duct, and the rear end of the track is communicated with the core tube head through a duct. Further, the annular balloon is slidable relative to the pigtail catheter and is fixable relative to the pigtail catheter when inflated; the inside of the hollow tube head can contain a partially bent air duct.
Referring to fig. 9, the positioner further includes a first sleeve and a first knob; the mounting seat is fixedly inserted into a front port of the first sleeve in a plugging mode, the first sleeve slides to be sleeved outside the pigtail guide tube, the first sleeve is provided with screw holes along the radial direction, a screw thread section matched with the screw holes is arranged on the first knob, and a pressure head is arranged at one end, close to the pigtail guide tube, of the first knob. During specifically realizing, when fixing the locator, the first knob of manual rotation, because first knob passes through screw-thread fit with first sleeve, consequently first knob radially inwards presses in, and the pressure head extrusion pigtail pipe of first knob this moment to fix the locator on the pigtail pipe.
Optionally, be provided with the first spacing platform that is used for preventing that first knob from killing the pigtail pipe in the first sleeve, be formed with on the first knob and correspond the first boss of complex with first spacing platform, so, can prevent that the pressure head from killing the pigtail pipe and unable water conservancy diversion. Be provided with in the first sleeve and be used for preventing that first knob from breaking away from first telescopic spacing platform, be formed with on the pressure head and correspond the complex second boss with the spacing platform of second, so, make it break away from first sleeve when can preventing to revolve round first knob.
While the invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not to be limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (10)
1. The utility model provides a prevent drainage external member that cancer cell skin portion planted which characterized in that, drainage external member is including duct assembly, hose assembly, coupling assembling and drainage bag subassembly that connect gradually, wherein:
the catheter assembly comprises a pigtail catheter, an annular balloon and a positioner; the front section of the pigtail catheter is provided with an inlet hole, the annular air bag is sleeved outside the rear section of the pigtail catheter, the annular air bag forms an umbrella-shaped part which stretches backwards when being inflated, and the outer edge of the umbrella-shaped part is flanged forwards; the locator can be sleeved outside the pigtail catheter in a sliding manner and is positioned behind the annular air bag, the locator can be fixed at a selected position of the pigtail catheter, and a sucking disc is arranged at the front end of the locator; when the annular air bag is inflated and the positioner is fixed at a selected position, the skin part can be clamped between the umbrella-shaped part and the sucker;
the hose assembly comprises a hollow tube head, a hose sleeve, a hose body and a choke clamp; the hollow tube head is connected to the front end of the hose sleeve; the hose sleeve is sleeved outside the hose body, and the front end of the hose body is communicated with the rear end of the pigtail catheter in the hollow pipe head; the choke clamp is arranged on the hose sleeve;
the joint assembly comprises a first joint, a second joint and a third joint, and the rear end of the hose body penetrates through the first joint; the rear end of the first joint can be spliced with the front end of the second joint or spliced with the front end of the third joint; the rear end of the second joint can be spliced with the front end of the third joint, an air inlet valve is arranged on the second joint, the air inlet valve is communicated with the annular air bag through an air guide pipe, and the air guide pipe is arranged along the second joint, the first joint, the hose sleeve, the hollow pipe head and the pigtail guide pipe;
the drainage bag assembly comprises a drainage tube and a drainage bag, and the front end of the drainage tube is communicated with the rear end of the hose body through the joint assembly; the front end of the drainage tube is connected with the rear end of the third joint, and the rear end of the drainage tube is communicated with the drainage bag.
2. The drainage kit for preventing the skin part of a cancer cell from being planted according to claim 1, wherein a first connecting pipe is arranged in the second connector, and when the first connector is plugged with the second connector, the rear end of the hose body is communicated with the front end of the first connecting pipe;
a second connecting pipe is arranged in the third joint, and the rear end of the second connecting pipe is communicated with the front end of the drainage pipe; when the second connector is connected with the third connector in an inserting mode, the rear end of the first connecting pipe is communicated with the front end of the second connecting pipe, or when the first connector is connected with the third connector in an inserting mode, the rear end of the hose body is communicated with the front end of the second connecting pipe.
3. The drainage kit for preventing the skin part of a cancer cell from being planted according to claim 2, wherein the air inlet valve is a center-through rubber valve; and when the inflation needle is inserted, the middle part of the middle through rubber valve is extruded by the rubber elasticity to be tightly attached to the outer wall of the inflation needle.
4. The drainage kit for preventing the skin part of cancer cells from being planted according to claim 1, wherein the suction cup comprises a mounting seat, a support member and a silicone ring; the utility model discloses a novel water-soluble glue locator, including mount pad, support piece, silica gel ring, the front end in the locator is installed to the mount pad, support piece is the horn mouth form and fixed the setting in the front end of mount pad, the silica gel ring is fixed to be set up in support piece's front end, the coating.
5. The drainage kit for preventing skin grafting of cancer cells according to claim 2, wherein the airway tube is externally sleeved on the first connecting tube, the hose body and the pigtail catheter.
6. The drainage kit for preventing the skin of a cancer cell from being planted according to claim 5, wherein the airway tube comprises an expansion section positioned in the stylet head, and the elastic coefficient of the expansion section is one third of that of the annular balloon; the hollow pipe head is provided with a transparent window.
7. The drainage kit for preventing skin part implantation of cancer cells according to claim 1, wherein the airway tube is respectively juxtaposed with the first connecting tube, the hose body and the pigtail catheter; the rear section of the pigtail catheter is provided with a track for arranging an air duct, and the rear end of the track is communicated with the core tube head through a pore channel.
8. The drainage kit for preventing skin grafting of cancer cells according to claim 7, wherein the annular balloon is slidable relative to the pigtail catheter and is fixed relative to the pigtail catheter when inflated; the inside of the hollow tube head can contain a partially bent air duct.
9. The drainage kit for preventing the dermal implantation of cancer cells of claim 4, wherein the positioner further comprises a first sleeve and a first knob; the mounting seat is fixedly inserted into a front port of the first sleeve, the first sleeve is sleeved on the pigtail guide tube in a sliding mode, the first sleeve is provided with a screw hole along the radial direction, a thread section matched with the screw hole is arranged on the first knob, and a pressure head is arranged at one end, close to the pigtail guide tube, of the first knob; a first limiting table used for preventing the pigtail catheter from being pressed by a first knob is arranged in the first sleeve, and a first boss correspondingly matched with the first limiting table is formed on the first knob; the first sleeve is internally provided with a second limiting table for preventing the first knob from being separated from the first sleeve, and the pressure head is provided with a second boss correspondingly matched with the second limiting table.
10. The drainage kit for preventing the skin of a cancer cell from being planted according to claim 4, wherein the positioner further comprises a second sleeve, a second knob, a linkage sleeve and a tapered rubber sleeve; the rear end of the supporting piece is buckled and installed at the front end of the second sleeve, the second sleeve is embedded in the installation seat, and the second sleeve can rotate circumferentially relative to the installation seat and the supporting piece and cannot move axially; the linkage sleeve is internally sleeved on the front section of the inner wall of the second sleeve, an internal thread is formed on the inner wall of the second sleeve, an external thread matched with the internal thread is formed on the outer wall of the linkage sleeve, an axial stroke groove is formed on the inner wall of the second sleeve, and a convex block matched with the axial stroke groove is formed on the outer wall of the linkage sleeve; the rear end of the second sleeve is formed into a conical opening with a small front part and a large rear part, the conical rubber sleeve is arranged in the conical opening at the rear end of the second sleeve, and the front end of the conical rubber sleeve is fixedly connected with the rear end of the linkage sleeve; the linkage sleeve and the conical rubber sleeve are sleeved on the pigtail catheter in a sliding manner; the second knob is fixedly sleeved at the rear end of the second sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920976131.1U CN210904274U (en) | 2019-06-26 | 2019-06-26 | Drainage kit for preventing cancer cell skin part from being planted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920976131.1U CN210904274U (en) | 2019-06-26 | 2019-06-26 | Drainage kit for preventing cancer cell skin part from being planted |
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| Publication Number | Publication Date |
|---|---|
| CN210904274U true CN210904274U (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920976131.1U Active CN210904274U (en) | 2019-06-26 | 2019-06-26 | Drainage kit for preventing cancer cell skin part from being planted |
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| Country | Link |
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| CN (1) | CN210904274U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170080A (en) * | 2019-06-26 | 2019-08-27 | 重庆大学附属肿瘤医院 | The drainage kit for preventing cancer cell skin zone from planting |
-
2019
- 2019-06-26 CN CN201920976131.1U patent/CN210904274U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110170080A (en) * | 2019-06-26 | 2019-08-27 | 重庆大学附属肿瘤医院 | The drainage kit for preventing cancer cell skin zone from planting |
| CN110170080B (en) * | 2019-06-26 | 2024-04-12 | 重庆大学附属肿瘤医院 | Drainage suite for preventing cancer cell skin from being planted |
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