CN215461220U - Drainage tube - Google Patents

Abstract

The utility model relates to a drainage tube, which belongs to the technical field of medical instruments. The water conservancy diversion hole includes: the circular truncated cone hole and the through hole are communicated, the large-caliber end of the circular truncated cone hole is arranged on the outer wall of the flow guide pipe body, the small-caliber end of the circular truncated cone hole is communicated with one end of the through hole, and the other end of the through hole is arranged on the inner wall of the flow pipe body. The limiting end cap is inserted at the other end of the flow guide pipe main body and matched with the circular truncated cone hole for limiting and positioning, and the protective locking end cap is inserted at the limiting end and connected with the limiting end in a threaded manner. The drainage tube end part can be effectively prevented from damaging the body of a patient by arranging the protective end cap, and meanwhile, the elastic limiting part is arranged to facilitate medical workers to rapidly install the end cap, and the shearing point is arranged to cooperate with the elastic limiting part to effectively and rapidly shear and install the drainage tube.

Description

Drainage tube

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a drainage tube.

Background

The drainage tube is a medical appliance for clinical surgery drainage, which guides pus, blood and liquid accumulated in human tissues or body cavities to the outside of the body, prevents postoperative infection and promotes wound healing. Generally made of silicone rubber or polyurethane. When in use, one end of the drainage tube is inserted into the drainage position of the body or the wound surface, the other end of the drainage tube can be connected with other external apparatuses such as a drainage connecting tube and the like in vitro, and the drainage tube is placed in the operation area or the body cavity of the human body and penetrates out of the body through a skin incision by utilizing the siphon or negative pressure suction principle to guide pus, exuded blood, tissue fluid and other fluids accumulated in the tissues or the body cavity of the human body to the outside of the body, thereby preventing postoperative infection caused by fluid deposition and promoting wound healing and disease rehabilitation.

The existing drainage tube needs to be cut due to the length problem in the using process, the cut end face is very uneven, and tissues and organs in a human body are easily damaged during use, and simultaneously, the puncture pain is brought to a patient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that the existing drainage tube needs to be cut due to the length problem in the using process, the cut end surface is very uneven, tissues and organs in a human body are easily damaged when the drainage tube is used, and simultaneously, the patient feels stabbing pain, and further provides the drainage tube.

The utility model adopts the technical scheme that:

a drainage tube, comprising: the drainage tube comprises a drainage tube body, a flow guide tube body and a protective end closure, wherein one end of the flow guide tube body is communicated with the drainage tube body, the other end of the flow guide tube body is inserted into the protective end closure, and a plurality of flow guide holes are formed in the side wall of the flow guide tube body.

Further, the guiding hole includes: the flow guide pipe comprises a circular table hole and a through hole, the circular table hole is communicated with the through hole, the large-caliber end of the circular table hole is arranged on the outer wall of the flow guide pipe body, the small-caliber end of the circular table hole is communicated with one end of the through hole, and the other end of the through hole is arranged on the inner wall of the flow pipe body.

Further, the protective end-capping comprises: the limiting end cap is inserted at the other end of the guide pipe main body and matched with the round platform hole for limiting and positioning, and the protecting locking end cap is inserted at the limiting end cap and in threaded connection with the limiting end cap.

Further, the spacing end-capping includes: spacing body, the spacing portion of elasticity and spacing fender ring, inside the honeycomb duct main part was arranged in to spacing body, spacing body one end was provided with spacing fender ring, and spacing fender ring and the laminating of honeycomb duct main part other end terminal surface have been seted up to spacing body lateral wall circumference, and the inside spacing portion of elasticity that is provided with of constant head tank, the spacing portion of elasticity and through-hole cooperation are spacing, and protection locking end cap is pegged graft on spacing body and rather than threaded connection.

Further, the elasticity spacing portion includes: elastomer, mounting plate and spacing post, the mounting plate both ends are passed through the elastomer and are linked to each other with the constant head tank lateral wall, are provided with spacing post on the mounting plate, and spacing post is spacing with the through-hole cooperation.

Further, the protective locking termination comprises: the protective pipe body and the C-shaped head protection ring are arranged, threads are arranged on the outer wall of the protective pipe body, the outer wall of the protective pipe body is in threaded fit with the inner wall of the limiting pipe body, the C-shaped head protection ring is arranged at one end of the protective pipe body, and the limiting baffle ring and the other end of the flow guide pipe main body are wrapped by the C-shaped head protection ring.

Further, a buffer layer is arranged on the end face of the C-shaped head protection ring.

Further, the outer wall of the guide pipe main body is axially provided with a shearing point for shearing.

The utility model has the following beneficial effects for the prior art:

the drainage tube end part can be effectively prevented from damaging the body of a patient by arranging the protective end cap, and meanwhile, the elastic limiting part is arranged to facilitate medical workers to rapidly install the end cap, and the shearing point is arranged to cooperate with the elastic limiting part to effectively and rapidly shear and install the drainage tube.

Drawings

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

FIG. 2 is an enlarged view of a portion of FIG. 1 in accordance with the present invention;

FIG. 3 is a schematic view of the structure of the positive stop of the present invention;

in the figure, a drainage tube body 1, a drainage tube body 2, a protection end cap 3, a limit end cap 31, a limit tube body 311, an elastic limit part 312, an elastic body 3121, a mounting bottom plate 3122, a limit column 3123, a limit stop ring 313, a positioning groove 314, a protection locking end cap 32, a protection tube body 321, a C-shaped head protection ring 322, a flow guide hole 4, a circular truncated cone hole 41 and a through hole 42.

Detailed Description

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

The first embodiment is described with reference to fig. 1 to 3: a drainage tube, comprising: drainage tube main part 1, honeycomb duct main part 2 and protection dead end 3, 2 one end intercommunications of honeycomb duct main part have drainage tube main part 1, and the 2 other ends of honeycomb duct main part are pegged graft and are had protection dead end 3, and 2 lateral walls of honeycomb duct main part are opened there are a plurality of water conservancy diversion holes 4, so set up, and the protection dead end can effectually prevent that the drainage tube tip from leading to the fact the damage to the patient is internal, is provided with the spacing portion of elasticity simultaneously and makes things convenient for medical personnel to carry out the quick installation to the dead end to and be provided with the spacing portion of shear point cooperation elasticity and carry out effective quick shearing installation.

Example two, with reference to fig. 1-3, is illustrated: the guide hole 4 includes: round platform hole 41 and through-hole 42, round platform hole 41 and through-hole 42 intercommunication, the big bore end of round platform hole 41 sets up in honeycomb duct main part 2 outer walls, and the small bore end of round platform hole 41 communicates with through-hole 42 one end, and the through-hole 42 other end sets up in 2 inner walls of flow tube main part, so sets up, is provided with round platform hole 41 and effectively collects the patient is internal, increases collection efficiency, improves honeycomb duct water conservancy diversion efficiency.

Example three, with reference to figures 1-3, is illustrated: the protective end cap 3 comprises: spacing terminating end 31 and protection locking terminating end 32, spacing terminating end 31 is pegged graft at the honeycomb duct main part 2 other end and is carried out spacing location with the cooperation of round platform hole 41, and protection locking terminating end 32 is pegged graft on spacing terminating end 31 and rather than threaded connection, so sets up, realizes the location fixed through spacing terminating end 31 and the cooperation of protection locking terminating end 32.

Example four, with reference to figures 1-3, is illustrated: the limit terminal 31 includes: spacing body 311, spacing portion of elasticity 312 and spacing fender ring 313, spacing body 311 is arranged in honeycomb duct main part 2 inside, spacing body 311 one end is provided with spacing fender ring 313, spacing fender ring 313 laminates with 2 other end terminal surfaces of honeycomb duct main part, a plurality of constant head tanks 314 have been seted up to spacing body 311 lateral wall circumference, the inside spacing portion of elasticity 312 that is provided with of constant head tank 314, spacing portion of elasticity 312 is spacing with the cooperation of through-hole 42, protection locking terminal 32 pegs graft on spacing body 311 and rather than threaded connection, so set up, spacing body 311 and honeycomb duct main part 2 cooperation installation, spacing fender ring 313 realizes the location.

Example five, with reference to figures 1-3, is illustrated: the elastic stopper 312 includes: elastomer 3121, mounting floor 3122 and spacing post 3123, mounting floor 3122 both ends are passed through elastomer 3121 and are linked to each other with constant head tank 314 lateral wall, are provided with spacing post 3123 on the mounting floor 3122, and spacing post 3123 is spacing with the through-hole 42 cooperation, so set up, extrude elastomer 3121 when spacing post 3123 and the through-hole 42 cooperation is spacing, and elastomer 3121 has further increased spacing terminating 31 and honeycomb duct body 2's joint strength after the extrusion.

Example six, described with reference to figures 1-3: the protective locking end cap 32 includes: protection body 321 and C type protect first ring 322, protection body 321 outer wall is provided with the screw thread, protection body 321 outer wall and the cooperation of spacing body 311 inner wall screw thread, and protection body 321 one end is provided with C type and protects first ring 322, and C type protects first ring 322 and keeps off ring 313 and the 2 other ends parcel of honeycomb duct main part with spacing. The end face of the C-shaped head protection ring 322 is provided with a buffer layer. 2 outer wall axial of honeycomb duct main part is provided with the shear point that is used for the shearing, so sets up, and C type protects head ring 322 end and is provided with the circular arc, prevents to damage patient's internal organ, is provided with the further damage that reduces of buffer layer. The thread section of the outer wall of the protective tube 321 and the inner wall of the limiting tube 311 in thread fit is arranged at one end close to the C-shaped head protection ring 322.

The working process is as follows:

at first, shear the honeycomb duct main body 2 shear point department through the scissors, then insert the honeycomb duct main body 2 other end with spacing terminating end 31, will protect the inside of locking terminating end 32 screw in spacing terminating end 31 afterwards, the spacing portion 312 of elasticity is extruded by the protection body 321, spacing post 3123 realizes spacingly with the cooperation of through-hole 42, spacing post 3123 extrudees elastomer 3121 with the through-hole 42 cooperation spacing while, the elastomer 3121 has further increased the joint strength of spacing terminating end 31 and honeycomb duct main body 2 after the extrusion.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

Claims (8)

1. A drain tube, comprising: drainage tube main part (1), honeycomb duct main part (2) and protection block (3), honeycomb duct main part (2) one end intercommunication has drainage tube main part (1), and honeycomb duct main part (2) other end is pegged graft and is had protection block (3), and honeycomb duct main part (2) lateral wall is opened has a plurality of water conservancy diversion holes (4).

2. A draft tube according to claim 1, wherein said deflector hole (4) comprises: round platform hole (41) and through-hole (42), round platform hole (41) and through-hole (42) intercommunication, round platform hole (41) heavy-calibre end sets up in honeycomb duct main part (2) outer wall, and round platform hole (41) small-bore end and through-hole (42) one end intercommunication, through-hole (42) other end set up in flow tube main part (2) inner wall.

3. A drain according to claim 2, characterized in that said protective termination (3) comprises: the guide pipe comprises a limiting end cover (31) and a protective locking end cover (32), wherein the limiting end cover (31) is inserted at the other end of the guide pipe main body (2) and is matched with the circular table hole (41) for limiting and positioning, and the protective locking end cover (32) is inserted on the limiting end cover (31) and is in threaded connection with the limiting end cover.

4. A drain tube according to claim 3, characterized in that said limit stop (31) comprises: spacing body (311), spacing portion of elasticity (312) and spacing fender ring (313), inside honeycomb duct main part (2) were arranged in to spacing body (311), spacing body (311) one end was provided with spacing fender ring (313), spacing fender ring (313) and honeycomb duct main part (2) other end terminal surface laminating, a plurality of constant head tanks (314) have been seted up to spacing body (311) lateral wall circumference, constant head tank (314) inside is provided with spacing portion of elasticity (312), spacing portion of elasticity (312) and through-hole (42) cooperation are spacing, grafting is blocked at spacing body (311) and rather than threaded connection in protection locking terminating (32).

5. A drain tube according to claim 4, characterized in that said elastic stop (312) comprises: elastomer (3121), mounting plate (3122) and spacing post (3123), mounting plate (3122) both ends are passed through elastomer (3121) and are linked to each other with constant head tank (314) lateral wall, are provided with spacing post (3123) on mounting plate (3122), and spacing post (3123) and through-hole (42) cooperation are spacing.

6. A drain tube according to claim 4, characterized in that said protective locking end cap (32) comprises: protection body (321) and C type protect first ring (322), protection body (321) outer wall is provided with the screw thread, protection body (321) outer wall and spacing body (311) inner wall screw-thread fit, and protection body (321) one end is provided with C type and protects first ring (322), and C type protects first ring (322) and keeps off ring (313) and honeycomb duct main part (2) other end parcel with spacing.

7. A drain tube according to claim 6, characterized in that the end face of the C-shaped headband (322) is provided with a buffer layer.

8. A draft tube according to claim 7, characterized in that the outer wall of the draft tube body (2) is axially provided with a shearing point for shearing.

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