CN110585564B - Knob type drainage tube mouth tightener - Google Patents
Knob type drainage tube mouth tightener Download PDFInfo
- Publication number
- CN110585564B CN110585564B CN201910931756.0A CN201910931756A CN110585564B CN 110585564 B CN110585564 B CN 110585564B CN 201910931756 A CN201910931756 A CN 201910931756A CN 110585564 B CN110585564 B CN 110585564B
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- Prior art keywords
- groove
- base
- side wall
- rotating shaft
- knob
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/02—Holding devices, e.g. on the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/02—Holding devices, e.g. on the body
- A61M2025/0286—Holding devices, e.g. on the body anchored in the skin by suture or other skin penetrating devices
Abstract
The invention discloses a knob type drainage tube opening wire tightener, which relates to the technical field of medical instruments and comprises a base, a rotating shaft and a rotating part, wherein the base is provided with an opening at the upper end, and a supporting seat is arranged at the lower end; the side wall of the base is provided with a wire slot, the supporting seat is provided with a groove, the groove is divided into an upper part and a lower part, the peripheral side wall of one part is provided with a ratchet tooth structure, and the peripheral side wall of the other part is provided with a circular groove; the side wall of the first end of the rotating shaft is provided with a circular bulge in sliding fit with the circular groove and an elastic bulge matched with the tooth socket of the ratchet wheel tooth structure, and the upper end surface and the two side surfaces of the rotating part are both provided with through grooves. So, arrange the knot in and run through the inslot, rotate the taut knot of rotation piece, under the restriction of ratchet tooth structure, make to rotate the piece and can only rotate or the motionless towards a direction, solved among the prior art drainage tube and pulled out the back, original knot becomes lax, and can't adjust the elasticity and play the problem of the orificial effect of closed drainage tube.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a knob type drainage tube opening tightener.
Background
With the continuous innovation of science and technology, instruments in the modern medical field, particularly in the aspect of application surgery, are developing towards the direction of simple structure, dexterity, convenient operation and reliable use, so that the success of the surgery is ensured, the surgery time is greatly reduced, and the pain of a patient is greatly reduced.
For example, in thoraco-abdominal operation, a thick drainage tube is generally required to be left for postoperative drainage, several days, sometimes several weeks or even several months are required, an incision is required in the body surface during the operation, the drainage tube is placed through a passage of skin, subcutaneous tissue or even muscle layer, and in order to drain smoothly, the incision and the passage are slightly larger than the diameter of the drainage tube. Generally, a silk thread is penetrated through skin, subcutaneous tissue or muscle layers, then the two sides of the drainage tube are sutured, then knotted, and in order to not influence the drainage of the drainage tube, the knot can not be too tight, and then the drainage tube is tied on the outer wall of the drainage tube to fix the drainage tube. After the drainage tube is pulled out, a cavity is reserved, the original knots of the two side body surfaces become loose, the tightness cannot be adjusted, the effect of closing the drainage tube opening cannot be achieved, particularly, a thick drainage tube with long retention time is formed by epidermis, dermis, subcutaneous tissues and muscle layers, the drainage tube opening is reserved on the body surface and cannot be closed tightly, long-term unhealed, infected, exuded or hernia of the drainage tube opening is caused, long-term dressing change or secondary suture is needed, the workload of doctors and the pain of patients are increased, and the satisfaction degree of the patients is reduced.
Therefore, how to solve the problem that the original knot becomes loose and the tightness cannot be adjusted to play a role of closing the drainage tube opening after the drainage tube is pulled out in the prior art becomes an important technical problem to be solved by technical personnel in the field.
Disclosure of Invention
The invention aims to provide a knob type drainage tube opening tightener to solve the technical problems that after a drainage tube is pulled out in the prior art, the original knot becomes loose, and the tightness cannot be adjusted to play a role in closing the drainage tube opening in the prior art. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.
In order to achieve the purpose, the invention provides the following technical scheme:
the knob type drainage tube opening tightener provided by the invention comprises a base with a cavity structure, a rotating shaft and a rotating part, wherein the upper end of the base is provided with an opening, the lower end of the base is provided with a supporting seat, the rotating shaft is arranged on the supporting seat, and the rotating part is arranged in the cavity structure of the base and is fixedly connected to the rotating shaft; the side wall of the base is provided with two wire grooves with openings at the upper parts and penetrating through the side wall, the supporting seat is provided with a groove which is matched with the rotating shaft and has a circular cross section, the groove is divided into an upper part and a lower part, the peripheral side wall of one part is provided with a ratchet tooth structure, and the peripheral side wall of the other part is provided with a circular groove extending along the circumferential direction; be equipped with on the week side wall of the first end of pivot with circular recess sliding fit's circular arch and a plurality of with ratchet tooth structure's tooth's socket matched with elastic bulge, all be equipped with on the up end of rotating the piece and the both sides face with the groove that runs through that the terminal surface runs through around rotating the piece, it follows to run through the groove the first end of rotating the piece extends to second end direction.
On the basis of the technical scheme, the invention can be further improved as follows.
Furthermore, the middle part of the rotating part is provided with an annular groove which is used for being matched with the rotating shaft, and the annular groove is in interference fit with the rotating shaft.
Further, the cross section of the base is circular.
Further, the recess sets up the centroid position of supporting seat just be equipped with on the week side wall of the upper portion of recess the ratchet tooth structure, be equipped with on the week side wall of the lower part of recess (12) circular recess.
Furthermore, the elastic bulges are uniformly arranged on the peripheral side wall of the first end of the rotating shaft in three numbers.
Furthermore, the connecting line of the two wire grooves passes through the axis of the base.
Furthermore, a flexible material layer is laid on the surface of the through groove.
Furthermore, a medical material layer is arranged on one side of the base, which is in contact with the wound of the human body.
Furthermore, the cross sections of the wire grooves and the cross grooves are both arc-shaped.
Further, the elastic protrusion is made of a silica gel material, and the rotating shaft, the rotating member and the base are made of an ABS (Acrylonitrile Butadiene Styrene) material.
In the technical scheme provided by the invention, the knob type drainage tube opening tightener comprises a base with a cavity structure, a rotating shaft and a rotating part, wherein the upper end of the base is provided with an opening, and the lower end of the base is provided with a supporting seat; the side wall of the base is provided with two wire grooves with openings at the upper parts and penetrating through the side wall, the supporting seat is provided with a groove which is matched with the rotating shaft and has a circular cross section, the groove is divided into an upper part and a lower part, the peripheral side wall of one part is provided with a ratchet tooth structure, and the peripheral side wall of the other part is provided with a circular groove extending along the circumferential direction; the side wall of the first end of the rotating shaft is provided with a circular protrusion in sliding fit with the circular groove and a plurality of elastic protrusions matched with tooth sockets of the ratchet tooth structure, the upper end face and the two side faces of the rotating part are provided with penetrating grooves which penetrate through the front end face and the rear end face of the rotating part, and the penetrating grooves extend towards the direction of the second end along the first end of the rotating part. So set up, arrange the knot in running through the inslot, rotate the taut knot of rotation piece, make the operation incision by taut closure, under the restriction of ratchet tooth structure, make to rotate the piece and can only rotate or static motionless towards a direction to the realization is fixed, solved among the prior art after the drainage tube is pulled out, original knot becomes lax, and can't adjust the problem that the elasticity played the orificial effect of closed drainage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is an exploded view of a knob-type drain-port tightener in an embodiment of the present invention;
FIG. 2 is a schematic view of the groove structure of the knob type drainage tube opening tightener in the embodiment of the present invention;
FIG. 3 is a schematic axial side view of a knob-type drainage tube port tightener in an embodiment of the present invention;
FIG. 4 is a schematic view of the rotatable member of the knob nozzle turnbuckle in an embodiment of the present invention;
FIG. 5 is a side view of the rotating member of the knob drain nozzle tensioner in an embodiment of the present invention.
In the figure, 1-a base, 2-a rotating shaft, 3-a rotating part, 11-a wire groove, 12-a groove, 13-a ratchet tooth structure, 14-a tooth groove, 15-a circular groove, 16-a supporting seat, 21-an elastic bulge, 22-a circular bulge, 31-a penetrating groove and 32-an annular groove.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
This embodiment's aim at provides knob formula drainage tube mouth turn-buckle arranges the knot in running through the inslot, rotates the taut knot of a rotation piece, makes the operation incision by taut closure, under the restriction of ratchet tooth structure, makes the rotation piece can only rotate or static motionless towards a direction to realize fixedly, solved among the prior art drainage tube pull out the back, original knot becomes lax, and can't adjust the problem that the degree of tightness played the effect of closed drainage tube mouth.
Hereinafter, embodiments will be described with reference to the drawings. The embodiments described below do not limit the contents of the invention described in the claims. The entire contents of the configurations shown in the following embodiments are not limited to those required as solutions of the inventions described in the claims.
Referring to fig. 1 to 5, the knob-type drainage port tightener provided in this embodiment includes a base 1 having a cavity structure with an opening at an upper end and a support base 16 at a lower end, wherein an outer contour of the base 1 may be polygonal or circular, and may be specifically manufactured according to different use environments; the rotating shaft 2 is arranged on the supporting seat 16, and the rotating part 3 is arranged in the cavity structure of the base 1 and is fixedly connected to the rotating shaft 2; the rotating shaft 2 is a long strip-shaped cylinder, the cross section of the part of the rotating shaft, which is connected with the supporting seat 16, is circular, and the cross section of the part of the rotating shaft, which is not connected with the supporting seat 16, can be polygonal or arc; the side wall of the base 1 is provided with two wire slots 11 with openings at the upper part and penetrating through the side wall, and the depth of the wire slots 11 is slightly larger than the diameter of the wire knot.
Specifically, a groove 12 which is used for being matched with the rotating shaft 2 and has a circular cross section is arranged on the supporting seat 16, the groove 12 is matched with the cylindrical part of the rotating shaft 2, the groove 12 is divided into an upper part and a lower part, a ratchet tooth structure 13 is arranged on the peripheral side wall of one part, and a circular groove 15 which extends along the circumferential direction is arranged on the peripheral side wall of the other part; the circumferential side wall of the first end of the rotating shaft 2 is provided with a circular protrusion 22 in sliding fit with the circular groove 15 and a plurality of elastic protrusions 21 in fit with the tooth sockets 14 of the ratchet tooth structure 13, the elastic protrusions 21 ensure that the elastic protrusions can slide from one tooth socket 14 to the other tooth socket 14, and it should be noted that the positions of the circular groove 15 and the circular protrusion 22 can be interchanged, that is, the circular groove 15 is arranged on the rotating shaft 2, and the circular protrusion 22 is arranged in the groove 12, as long as the two can slide relatively; the upper end face and the two side faces of the rotating piece 3 are both provided with a through groove 31 for penetrating the front end face and the rear end face of the rotating piece 3, and the through groove 31 extends towards the second end direction along the first end of the rotating piece 3.
Due to the arrangement, the circular groove 15 and the circular protrusion 2 are arranged, so that the rotation can be smoother, and the rotating shaft 2 can be prevented from being separated from the groove 12 when rotating; during the use, arrange the knot in running through groove 31, rotate and rotate piece 3 with taut knot, make the operation incision by taut closure, under ratchet tooth structure 13's limiting action, make and rotate piece 3 and can only rotate or static towards a direction to realize the effect of fixed knot, solved among the prior art drainage tube and pulled out the back, original knot becomes lax, and can't adjust the problem that the elasticity played the effect of closed drainage mouth of pipe.
In a further embodiment, the middle portion of the rotating member 3 is provided with an annular groove 32 for engaging with the rotating shaft 2, the inner contour shape of the annular groove 32 is the same as the outer contour shape of the rotating shaft 2, in this embodiment, it is preferably circular, and the annular groove 32 is in interference fit with the rotating shaft 2. So set up, annular groove 32 sets up in the intermediate position, makes to rotate more smoothly, and annular groove 32 then can prevent both relative motion with 2 interference fit of pivot, leads to rotating the phenomenon emergence that piece 3 can not be static at the current position, and it is required to explain that pivot 2 can be the integral type structure with rotating piece 3.
In a more specific embodiment, the groove 12 is disposed at the centroid of the supporting seat 16, and the circumferential sidewall of the upper portion of the groove 12 is provided with the ratchet tooth structure 13, and the circumferential sidewall of the lower portion is provided with the circular groove 15, the groove 12 penetrates the supporting seat 16 along the direction of the upper end face of the supporting seat 16 toward the lower end face, but the groove 12 may also be disposed on the end face of the supporting seat 16 to form an annular protrusion with a cavity structure. So set up, recess 12 sets up in the centroid position, and the symmetry is pleasing to the eye, and pivot 2 rotates smoothly.
As an optional implementation manner, three elastic protrusions 21 are uniformly arranged on the peripheral side wall of the first end of the rotating shaft 2, each elastic protrusion 21 is a long-strip-shaped cylinder, the cross section of each elastic protrusion is triangular, and the elastic protrusions 21 are made of a silica gel material, and the silica gel material can be set to have different hardness according to needs and has certain elasticity, so that the elastic protrusions 12 can slide from one tooth socket 14 to the other tooth socket 14 of the ratchet wheel tooth structure 13, and the elastic protrusions 21 cannot back up in the tooth sockets 14 due to hardness; the elastic protrusion 21 and the rotating shaft 2 are of an integral structure. So set up, be provided with three elastic bulge 21 can be stable rotate the piece 3, need not too much setting, practice thrift the cost.
More specifically, the line of the wire duct 11 passes through the axis of the base 1, i.e. the two are arranged at 180 °, but may be arranged at any angle as required. So set up, the symmetry is pleasing to the eye, can make stable setting of this turn-buckle in notched intermediate position
A flexible material layer, preferably a silicone material, is laid on the surface of the through groove 31. So set up, silica gel has certain antiskid nature and compliance of sending out, can prevent that the knot from deviating from and running through groove 31, plays the effect of protection knot simultaneously.
In a further embodiment, a medical material layer is arranged on one side of the base 1, which is in contact with the wound of the human body, and absorbent cotton or medical gauze and the like can be selected, and medical gauze is preferably selected. So set up, can place the medicine on the medical gauze, make the wound heal up fast, also can prevent that the wound from being infected.
As a preferred embodiment, the cross-sections of the wire groove 11 and the through groove 31 are both arc-shaped, preferably semicircular. By means of the arrangement, the knot can be prevented from being cut off carelessly at the edge positions of the wire groove 11 and the through groove 31 in the process of pulling the knot.
In an alternative embodiment, the elastic protrusion 21 is made of silicone, and the rotating shaft 2, the rotating member 3 and the base 1 are made of ABS. So set up, this turn-buckle texture is soft, and slight touching can not produce very big influence to the wound, alleviates patient's pain.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (9)
1. A knob type drainage tube opening tightener is characterized by comprising a base (1) with a cavity structure, a rotating shaft (2) and a rotating piece (3), wherein the upper end of the base (1) is provided with an opening, the lower end of the base is provided with a supporting seat (16), the rotating shaft (2) is arranged on the supporting seat (16), and the rotating piece (3) is arranged in the cavity structure of the base (1) and is fixedly connected to the rotating shaft (2); the side wall of the base (1) is provided with two wire grooves (11) with openings at the upper parts and penetrating through the side wall, the supporting seat (16) is provided with a groove (12) which is matched with the rotating shaft (2) and has a circular cross section, the groove (12) is divided into an upper part and a lower part, the peripheral side wall of one part is provided with a ratchet wheel tooth structure (13), and the peripheral side wall of the other part is provided with a circular groove (15) extending along the circumferential direction; the peripheral side wall of the first end of the rotating shaft (2) is provided with a circular protrusion (22) in sliding fit with the circular groove (15) and a plurality of elastic protrusions (21) matched with tooth grooves (14) of the ratchet wheel tooth structure (13), the upper end surface and two side surfaces of the rotating part (3) are respectively provided with a through groove (31) for penetrating the front end surface and the rear end surface of the rotating part (3), and the through groove (31) extends towards the direction of the second end along the first end of the rotating part (3); and a flexible material layer is laid on the surface of the through groove (31).
2. The knob-type nozzle tightener according to claim 1, characterized in that the middle part of the rotating member (3) is provided with an annular groove (32) for cooperating with the rotating shaft (2), and the annular groove (32) is in interference fit with the rotating shaft (2).
3. The knob drain nozzle turnbuckle according to claim 1, characterized in that the base (1) is circular in cross-section.
4. A knob-type nozzle turnbuckle according to claim 1, wherein said recess (12) is provided at the centroid of said support base (16) and said ratchet tooth structure (13) is provided on the circumferential side wall of the upper portion of said recess (12), and said circular recess (15) is provided on the circumferential side wall of the lower portion of said recess (12).
5. The knob-type nozzle tightener according to claim 1, characterized in that the resilient protrusions (21) are uniformly provided in three on the circumferential side wall of the first end of the rotating shaft (2).
6. Knob drain turnbuckle according to claim 1, characterized in that the line of the two wire slots (11) passes through the axis of the base (1).
7. The knob-type drain nozzle tightener according to claim 1, characterized in that the base (1) is provided with a layer of medical material on the side in contact with the wound of the human body.
8. Knob drain turnbuckle according to claim 1, characterized in that the cross-section of the wire groove (11) and the through-going groove (31) is arc-shaped.
9. The knob type drainage tube mouth tightener according to claim 1, characterized in that the elastic protrusions (21) are made of silica gel, and the rotating shaft (2), the rotating member (3) and the base (1) are made of ABS material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910931756.0A CN110585564B (en) | 2019-09-29 | 2019-09-29 | Knob type drainage tube mouth tightener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910931756.0A CN110585564B (en) | 2019-09-29 | 2019-09-29 | Knob type drainage tube mouth tightener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110585564A CN110585564A (en) | 2019-12-20 |
| CN110585564B true CN110585564B (en) | 2022-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910931756.0A Active CN110585564B (en) | 2019-09-29 | 2019-09-29 | Knob type drainage tube mouth tightener |
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| Country | Link |
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| CN (1) | CN110585564B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204945868U (en) * | 2015-09-24 | 2016-01-06 | 惠州市富池精工股份有限公司 | A kind of knob of unidirectional spline |
| CN105434031A (en) * | 2015-12-03 | 2016-03-30 | 广州科荟泽生物科技有限公司 | Steel wire twisting device capable of closing sternal incision |
| CN106264746A (en) * | 2016-08-10 | 2017-01-04 | 陈华 | One draws skin device and skin to draw device over to one's side |
| CN107374683A (en) * | 2017-01-14 | 2017-11-24 | 中国人民解放军第四医院 | A kind of skin-closure device |
| CN108926420A (en) * | 2017-05-26 | 2018-12-04 | 北京德益达美医疗科技有限公司 | Medical rehabilitation wrist guard |
| CN110049694A (en) * | 2016-12-09 | 2019-07-23 | Boa科技股份有限公司 | Closed system based on spool |
-
2019
- 2019-09-29 CN CN201910931756.0A patent/CN110585564B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204945868U (en) * | 2015-09-24 | 2016-01-06 | 惠州市富池精工股份有限公司 | A kind of knob of unidirectional spline |
| CN105434031A (en) * | 2015-12-03 | 2016-03-30 | 广州科荟泽生物科技有限公司 | Steel wire twisting device capable of closing sternal incision |
| CN106264746A (en) * | 2016-08-10 | 2017-01-04 | 陈华 | One draws skin device and skin to draw device over to one's side |
| CN110049694A (en) * | 2016-12-09 | 2019-07-23 | Boa科技股份有限公司 | Closed system based on spool |
| CN107374683A (en) * | 2017-01-14 | 2017-11-24 | 中国人民解放军第四医院 | A kind of skin-closure device |
| CN108926420A (en) * | 2017-05-26 | 2018-12-04 | 北京德益达美医疗科技有限公司 | Medical rehabilitation wrist guard |
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| Publication number | Publication date |
|---|---|
| CN110585564A (en) | 2019-12-20 |
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