CN212593267U - Ring-type closed drainage device - Google Patents
Ring-type closed drainage device Download PDFInfo
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- CN212593267U CN212593267U CN202021475042.8U CN202021475042U CN212593267U CN 212593267 U CN212593267 U CN 212593267U CN 202021475042 U CN202021475042 U CN 202021475042U CN 212593267 U CN212593267 U CN 212593267U
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- elastic sealing
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Abstract
The utility model relates to a ring-type closed drainage device, which comprises a gland, a plug, a soft cushion, a fastener and an elastic sealing base; the top of the gland is provided with a through hole, and the plug is detachably arranged on the through hole; the fastener comprises a plurality of pairs of annular male fasteners and annular female fasteners, each female fastener is arranged at the bottom of the gland by taking the center of the bottom of the gland as a circle center, and each male fastener is arranged at the top of the elastic sealing base by taking the center of the top of the elastic sealing base as a circle center; the elastic sealing base is detachably connected with the gland through the fastener, a sealing cavity is formed in the middle of the elastic sealing base, and the soft pad is used for adsorbing dirt on a wound surface and is arranged in the sealing cavity; the drainage device is characterized in that a through hole is formed in the middle of the plug, a drainage catheter and a flushing catheter penetrate through the through hole, a connecting seat is arranged at the bottom end of the plug, a plurality of flow guide holes are formed in the connecting seat, and each flow guide hole is communicated with the through hole.
Description
Technical Field
The utility model relates to a closed drainage device of ring formula belongs to medical equipment technical field.
Background
The negative pressure sealing drainage technology (VSD) is a brand new treatment method that a medical sponge dressing with a drainage tube is used for covering or filling the wound surface with skin and soft tissue defects, the wound surface is sealed by a semipermeable bio-membrane to form a sealed space, and finally the drainage tube is connected with a negative pressure source to promote the wound surface to heal through controllable negative pressure.
The method is characterized in that: the controllable negative pressure promotes the increase of blood flow and the synthesis of protein, promotes the growth of granulation and accelerates the healing of wound surfaces; meanwhile, power is provided for omnibearing active drainage. The sealing of the biological semipermeable membrane isolates the infection chance of the wound surface contacting with the external environment. The omnibearing drainage changes the traditional point or local drainage into the surface drainage, and ensures that necrotic tissues, exudates, scraps, microorganisms and the like at each position of the wound surface can be sucked out at any time.
Each part of the existing negative pressure closed drainage technology is a discrete part, the operation of one-time closed drainage is very complicated, a drainage tube and a flushing tube need to be inserted into a semipermeable membrane for sealing, the operation is difficult, the sealing effect is not good frequently, and the drainage effect is not good; and it is troublesome to reassemble all the components once again to replace the components.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model provides a closed drainage device of ring type, which adopts the integrated structure and solves the problem of difficult installation.
The technical scheme of the utility model as follows:
a ring-type closed drainage device comprises a gland, a plug, a cushion, a fastener and an elastic sealing base; the top of the gland is provided with a through hole, and the plug is detachably arranged on the through hole; the fastener comprises a plurality of pairs of annular male fasteners and annular female fasteners, each female fastener is arranged at the bottom of the gland by taking the center of the bottom of the gland as a circle center, the radius of each female fastener is different, each male fastener is arranged at the top of the elastic sealing base by taking the center of the top of the elastic sealing base as a circle center, and the radius of each male fastener is in one-to-one correspondence with each female fastener; the elastic sealing base is detachably connected with the gland through the fastener, a sealing cavity used for positioning a wound position is formed in the middle of the elastic sealing base, and the soft pad is used for adsorbing dirt of a wound surface and is arranged in the sealing cavity; the drainage device is characterized in that a through hole is formed in the middle of the plug, a drainage catheter and a flushing catheter penetrate through the through hole, a connecting seat is arranged at the bottom end of the plug, a plurality of flow guide holes are formed in the connecting seat and communicated with the through hole, one end, located outside the through hole, of the drainage catheter is communicated with a negative pressure source, and one end, located outside the through hole, of the flushing catheter is communicated with a flushing fluid input source.
Furthermore, the device also comprises a connecting lock piece; the outer side wall of the upper end part of the plug is provided with an external thread, the middle part of the connecting and locking piece is provided with a through hole with an internal thread, and the connecting and locking piece is in threaded connection with the plug; the outer edge of the bottom of the connecting locking piece is fixedly provided with a baffle.
Furthermore, the outer edge of the bottom of the gland is circular, the elastic sealing base is circular, and the outer diameter of the elastic sealing base is not smaller than the diameter of the outer edge of the bottom of the gland.
Furthermore, the outer edge of the elastic sealing base is provided with a first retraction structure for retracting the outer diameter of the elastic sealing base, and the inner edge of the elastic sealing base is provided with a second retraction structure for enlarging the inner diameter of the elastic sealing base.
Further, the soft cushion is a spongy cushion.
The utility model discloses following beneficial effect has:
1. the utility model relates to a closed drainage device of ring formula sets up the end cap on the gland, and the end cap and drainage catheter and wash the pipe integration and become an organic whole, when carrying out the negative pressure and seal drainage operation, has left out and has inserted the drainage tube, has inserted the flushing pipe, has sealed the junction of drainage tube and flushing pipe steps such as, and easy operation has reduced medical personnel's the work degree of difficulty.
2. The utility model relates to a closed drainage device of ring formula is provided with the elastic sealing base, can effectual and human skin laminating, and the leakproofness is fabulous, prevents to produce gas leakage phenomenon.
3. The utility model relates to a closed drainage device of ring formula, gland and elastic sealing base can dismantle the connection through the fastener, and equipment, stitches the convenience.
4. The utility model relates to a closed drainage device of ring formula, parts such as end cap, cushion can be replaced, wholly can used repeatedly, and the equipment is easy, greatly reduced medical personnel's the work degree of difficulty.
5. The utility model relates to a closed drainage device of ring formula, elastic seal base's outer edge and interior edge are provided with first indentation structure and second indentation structure respectively, can be according to wound size change elastic seal base's external diameter and internal diameter, and the commonality is good.
Drawings
Fig. 1 is a schematic external structural view of a first embodiment of the present invention;
fig. 2 is a top view of a first embodiment of the present invention;
FIG. 3 is a cross-sectional view at AA' of FIG. 2;
fig. 4 is a schematic structural view of an elastic sealing base according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of the plug;
fig. 6 is a schematic top view of the elastic sealing base according to the second embodiment of the present invention.
The reference numbers in the figures are:
1. a gland; 2. a plug; 21. a drainage catheter; 22. flushing the catheter; 23. a connecting seat; 24. a flow guide hole; 3. a soft cushion; 41. a male buckle; 42. a female buckle; 5. an elastic sealing base; 51. sealing the cavity; 52. a first retracting structure; 53. a second retraction structure; 6. connecting a locking piece; 61. and a baffle plate.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Example one
Referring to fig. 1 to 5, a ring-type closed drainage device includes a gland 1, a plug 2, a soft pad 3, a fastener, and an elastic sealing base 5, in this embodiment, the elastic sealing base 5 may be made of gel; the bottom surface of the gland 1 can be in any shape, a through hole is formed in the top of the gland 1, the plug 2 can be detachably arranged on the through hole, and the plug 2 can be a plastic plug or a rubber plug and is inserted into the through hole of the gland 1 and can be pulled out; the fastener comprises a plurality of pairs of annular male fasteners 41 and annular female fasteners 42, each female fastener 42 is arranged at the bottom of the gland 1 by taking the center of the bottom of the gland 1 as a circle center, the radius of each female fastener 42 is different, each male fastener 41 is arranged at the top of the elastic sealing base 5 by taking the center of the top of the elastic sealing base 5 as a circle center, and the radius of each male fastener 41 is in one-to-one correspondence with each female fastener 42; the elastic sealing base 5 is detachably connected with the gland 1 through the fastener, a sealing cavity 51 for positioning a wound position is formed in the middle of the elastic sealing base, and the soft cushion 3 is used for adsorbing dirt of a wound surface and is arranged in the sealing cavity 51; a through hole is formed in the middle of the plug 2, a drainage catheter 21 and a flushing catheter 22 penetrate through the through hole, a connecting seat 23 is arranged at the bottom end of the plug 2, a plurality of flow guide holes 24 are formed in the connecting seat 23, each flow guide hole 24 is communicated with the through hole, one end of the drainage catheter 21, which is positioned outside the through hole, is communicated with a negative pressure source, and one end of the flushing catheter 22, which is positioned outside the through hole, is communicated with a flushing fluid input source; the bottom of the connection seat 23 may be provided with a filter screen for filtering.
Further, a connecting locking piece 6 is also included; an external thread is arranged on the outer side wall of the upper end part of the plug 2, a through hole with an internal thread is formed in the middle of the connecting and locking piece 6, and the connecting and locking piece 6 is in threaded connection with the plug 2; a baffle plate 61 is fixedly arranged on the outer edge of the bottom of the connecting locking piece 6; when the connecting device is used, the plug 2 is inserted into the through hole of the gland 1 from bottom to top, the connecting locking piece 6 is screwed from the upper part of the plug 2 through threads, and the plug 2 is fixed in the through hole of the gland 1 under the action of the baffle 61 and the connecting seat 23; when the plug 2 is to be disassembled, the connecting locking piece 6 is unscrewed, and the plug 2 is pulled out.
Further, the soft pad 3 is a spongy cushion.
The working principle of the embodiment is as follows:
when the device is used, the sealing cavity 51 is aligned with the wound of a patient, the elastic sealing base 5 is attached to the wound of the patient, the gland 1 is connected with the elastic sealing base 5 through the connecting fastener, and the device is fixed through the bandage or the adhesive tape, so that the device has excellent sealing performance and does not leak air due to the ductility of the elastic sealing base 5; the drainage catheter 21 is communicated with a negative pressure source, the flushing catheter 22 is communicated with a flushing fluid input source, the flushing fluid input source and the negative pressure source are started, the flushing fluid flows into the sealed cavity 51 through the flushing catheter 22 and the diversion holes 24 to clean the wound, the flushing fluid cannot flow out of the wound range under the enclosure of the sealed cavity 51, and the wound can be effectively cleaned; the cleaned liquid passes through the cushion 3 under the action of negative pressure, flows into the drainage catheter 21 from the diversion hole 24 and flows out.
After the device is used for a period of time, the connecting locking piece 6 can be unscrewed, the gland 1 is opened, the polluted soft pad 3 and gauze on the connecting seat 23 are replaced, then the inside of the device is cleaned by normal saline, and then the gland is covered for use; if the drainage catheter 21 and the flushing catheter 22 are also polluted after being used for a period of time, the plug 2 can be correspondingly replaced; only need open gland 1 and just can replace internal part, convenient operation avoids the trouble that the whole part of replacement caused.
Example two
Referring to fig. 6, further, in the present embodiment, the outer edge of the bottom of the gland 1 is circular, the elastic sealing base 5 is circular, and the outer diameter of the elastic sealing base 5 is not smaller than the diameter of the outer edge of the bottom of the gland 1.
Further, a first retraction structure 52 is disposed on an outer edge of the elastic sealing base 5 for retracting an outer diameter of the elastic sealing base 5, and a second retraction structure 53 is disposed on an inner edge of the elastic sealing base 5 for expanding an inner diameter of the elastic sealing base 5; in this embodiment, the first retraction structure 52 and the second retraction structure 53 are formed by surrounding strip-shaped gel or silica gel one circle by one circle, each circle of gel strips or silica gel strips are fixedly connected together through glue, and can be torn off under the condition of external force, and each circle of gel strips or silica gel strips is in a sealing state under a stable state.
The working principle of the embodiment is as follows:
when the elastic sealing base is used, the outer diameter of the elastic sealing base 5 and the caliber of the sealing cavity 41 are adjusted according to the size of a wound part, a part of gel strip or silica gel strip of the first retraction structure 52 is torn off, the outer diameter of the elastic sealing base 5 can be reduced, and the gel strip or silica gel strip with a certain length is torn off according to the size of the wound part; tearing off part of the gel strip or the silica gel strip of the second retraction structure 53, so as to enlarge the caliber of the sealed cavity 51, and tearing off the gel strip or the silica gel strip with a certain length according to the size of the wound part; when the first indented structure 52 and the second indented structure 53 are torn off, if a certain male buckle 41 is touched, the male buckle 41 is torn off together.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (5)
1. The utility model provides a closed drainage device of ring formula which characterized in that: comprises a gland (1), a plug (2), a soft pad (3), a fastener and an elastic sealing base (5); the top of the gland (1) is provided with a through hole, and the plug (2) is detachably arranged on the through hole; the fastener comprises a plurality of pairs of annular male fasteners (41) and female fasteners (42), each female fastener (42) is arranged at the bottom of the gland (1) by taking the center of the bottom of the gland (1) as a circle center, the radiuses of the female fasteners (42) are different, each male fastener (41) is arranged at the top of the elastic sealing base (5) by taking the center of the top of the elastic sealing base (5) as a circle center, and the radiuses of the male fasteners (41) are in one-to-one correspondence with the female fasteners (42); the elastic sealing base (5) is detachably connected with the gland (1) through the fastener, a sealing cavity (51) for positioning a wound position is formed in the middle of the elastic sealing base, and the soft pad (3) is used for adsorbing dirt of a wound surface and is arranged in the sealing cavity (51); the through hole has been seted up at end cap (2) middle part, wear to be equipped with drainage pipe (21) and wash pipe (22) in the through hole, end cap (2) bottom is provided with connecting seat (23), a plurality of water conservancy diversion holes (24) have been seted up on connecting seat (23), each water conservancy diversion hole (24) all with the through hole intercommunication, drainage pipe (21) are located the outer one end and the negative pressure source intercommunication of through hole, wash pipe (22) and be located the outer one end and the flush fluid input source intercommunication of through hole.
2. The closed loop-type drainage device according to claim 1, wherein: also comprises a connecting lock piece (6); the outer side wall of the upper end part of the plug (2) is provided with an external thread, the middle part of the connecting and locking piece (6) is provided with a through hole with an internal thread, and the connecting and locking piece (6) is in threaded connection with the plug (2); the outer edge of the bottom of the connecting locking piece (6) is fixedly provided with a baffle (61).
3. The closed loop-type drainage device according to claim 1, wherein: the outer edge of the bottom of the gland (1) is circular, the elastic sealing base (5) is circular, and the outer diameter of the elastic sealing base (5) is not smaller than the diameter of the outer edge of the bottom of the gland (1).
4. The closed loop drainage device according to claim 3, wherein: the outer edge of the elastic sealing base (5) is provided with a first retraction structure (52) for retracting the outer diameter of the elastic sealing base (5), and the inner edge of the elastic sealing base (5) is provided with a second retraction structure (53) for expanding the inner diameter of the elastic sealing base (5).
5. The closed loop-type drainage device according to claim 1, wherein: the soft cushion (3) is a spongy cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021475042.8U CN212593267U (en) | 2020-07-23 | 2020-07-23 | Ring-type closed drainage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021475042.8U CN212593267U (en) | 2020-07-23 | 2020-07-23 | Ring-type closed drainage device |
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| Publication Number | Publication Date |
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| CN212593267U true CN212593267U (en) | 2021-02-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021475042.8U Active CN212593267U (en) | 2020-07-23 | 2020-07-23 | Ring-type closed drainage device |
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| CN (1) | CN212593267U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111773449A (en) * | 2020-07-23 | 2020-10-16 | 福建骏格科技有限公司 | Ring-type closed drainage device |
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2020
- 2020-07-23 CN CN202021475042.8U patent/CN212593267U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111773449A (en) * | 2020-07-23 | 2020-10-16 | 福建骏格科技有限公司 | Ring-type closed drainage device |
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