CN114768050A - Catheter fixer and dressing - Google Patents
Catheter fixer and dressing Download PDFInfo
- Publication number
- CN114768050A CN114768050A CN202210335655.9A CN202210335655A CN114768050A CN 114768050 A CN114768050 A CN 114768050A CN 202210335655 A CN202210335655 A CN 202210335655A CN 114768050 A CN114768050 A CN 114768050A
- Authority
- CN
- China
- Prior art keywords
- catheter
- holder
- locking
- catheter holder
- locking assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000008093 supporting effect Effects 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims description 8
- 229920001903 high density polyethylene Polymers 0.000 claims description 4
- 239000004700 high-density polyethylene Substances 0.000 claims description 4
- 229920001684 low density polyethylene Polymers 0.000 claims description 4
- 239000004702 low-density polyethylene Substances 0.000 claims description 4
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 4
- 239000004800 polyvinyl chloride Substances 0.000 claims description 4
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims 1
- 230000006835 compression Effects 0.000 abstract description 5
- 238000007906 compression Methods 0.000 abstract description 5
- 238000005452 bending Methods 0.000 abstract description 4
- 239000012530 fluid Substances 0.000 abstract description 3
- 229920002725 thermoplastic elastomer Polymers 0.000 description 4
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
Images
Classifications
-
- 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
-
- A61F13/05—
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F2013/00361—Plasters
- A61F2013/00365—Plasters use
- A61F2013/00412—Plasters use for use with needles, tubes or catheters
-
- 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
- A61M2025/0253—Holding devices, e.g. on the body where the catheter is attached by straps, bands or the like secured by adhesives
Abstract
The embodiment of the invention provides a catheter fixer and a dressing using the same, wherein the catheter fixer comprises: a catheter holder for mounting a catheter and at least one first locking assembly for locking the catheter; the catheter support is provided with a catheter inserting opening and a catheter supporting portion, wherein a catheter is installed on the catheter inserting opening and sequentially led out through the catheter supporting portion and the first locking assembly, and the catheter supporting portion is provided with an arc-shaped protrusion. The catheter fixer provided by the invention has the advantages that the catheter cannot form bending in an included angle shape when being bent under the supporting action of the arc-shaped convex structure of the catheter bracket, the compression and even blockage of the formed inner cavity can be effectively avoided, and stable fluid treatment is provided for patients.
Description
Technical Field
The invention relates to the field of auxiliary medical instruments, in particular to a catheter fixer for conveniently fixing a catheter and a dressing using the catheter fixer.
Background
At present, in the process of medical treatment, liquid needs to be conveyed through a pipeline many times, and particularly in the process of negative pressure treatment, dressing covering a patient body needs to be matched for liquid drainage. At present dressing structure, pipe 3 directly draws forth or draw forth through simple fixed knot structure 2 from dressing layer 1 directly, and this kind of structure forms the bending of clip horn shape when the pipe is crooked, leads to the lumen compression easily, influences drainage flow, probably pipe blocking even, influences the treatment.
Disclosure of Invention
The technical problem to be solved by the embodiments of the present invention is to provide a catheter fixator and a dressing with good fixation effect and without affecting the flow rate due to bending.
In order to solve the above technical problem, an embodiment of the present invention provides a catheter fixing apparatus, including: a catheter holder for mounting a catheter and at least one first locking assembly for locking the catheter; the catheter support is provided with a catheter inserting opening and a catheter supporting portion, wherein a catheter is installed on the catheter inserting opening and sequentially led out through the catheter supporting portion and the first locking assembly, and the catheter supporting portion is provided with an arc-shaped protrusion.
Furthermore, the conduit supporting part also comprises a buffer part, so that the conduit is led out through the conduit socket, the arc-shaped bulge and the buffer part in sequence.
Furthermore, the catheter bracket also comprises two limiting side walls, and the two limiting side walls and the catheter supporting part form a catheter guiding groove.
Furthermore, the catheter locking device further comprises a second locking component for locking the catheter, and the first locking component and the second locking component are respectively positioned on two sides of the arc-shaped bulge.
Furthermore, the device also comprises a base which can be attached to a dressing layer covering the body surface of a patient.
Further, the base and the catheter support are integrally formed, and the base and the catheter support are made of flexible materials.
Further, the flexible material comprises silica gel and TPE.
Furthermore, the first locking component comprises a clamping seat and a buckle, wherein the clamping seat is provided with a clamping groove for placing the conduit and at least one bayonet which can be matched with the buckle to fix the conduit.
Further, the clamping seat further comprises a first fixing shaft, and the first fixing shaft can be mounted on the catheter bracket through a first mounting hole formed in the catheter bracket.
Furthermore, the second locking assembly comprises a second fixing shaft and a fixing soft belt arranged at one end of the second fixing shaft, and the second fixing shaft can be arranged on the catheter bracket through a second mounting hole arranged on the catheter bracket; the other end of the second fixed shaft is provided with a fixed end part, and the fixed soft belt is provided with at least one fixed hole matched and connected with the fixed end part.
Further, the first locking component and the second locking component are made of LDPE, HDPE or PVC.
Correspondingly, the embodiment of the invention also provides a dressing, which comprises a dressing layer, the catheter fixer arranged on the dressing layer, a catheter penetrating through the dressing layer and led out from the catheter fixer.
According to the technical scheme, the catheter fixator provided by the invention has the advantages that the catheter cannot be bent in an included angle shape under the supporting action of the arc-shaped convex structure of the catheter support, so that the compression and even blockage of the formed inner cavity can be effectively avoided, and stable fluid treatment is provided for patients.
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 embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is within the scope of the present invention for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
Figure 1 is a schematic view of a prior art dressing.
Fig. 2 is a schematic structural diagram illustrating a locked state of a dressing using a catheter holder according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of an unlocked state of a dressing using a catheter holder according to an embodiment of the present invention.
Fig. 4 is a schematic assembly view of a catheter holder according to an embodiment of the present invention.
Fig. 5 is a cross-sectional view of fig. 2.
Detailed Description
The following description of the embodiments refers to the accompanying drawings that illustrate specific embodiments in which the invention may be practiced. The directional terms used in the present invention, such as "up", "down", "front", "back", "left", "right", "inner", "outer", "side", etc., refer to the directions of the attached drawings. Accordingly, the directional terms used are used for explanation and understanding of the present invention, and are not used for limiting the present invention.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 2 to 5, fig. 2 is a catheter holder 100 according to an embodiment of the present invention, including: a catheter holder 130 for mounting a catheter 160 and at least one first locking member 140 for locking the catheter 160; the catheter holder 140 has a catheter insertion opening 131, a catheter support portion 132, a catheter 160 mounted to the catheter insertion opening 131 and led through the catheter support portion 132 and the first locking member 140 in turn, the catheter support portion 132 having an arc-shaped protrusion 134, the arc-shaped protrusion 134 extending upward from the catheter insertion opening 132. The conduit support portion 132 further includes a buffer portion 135, and the buffer portion 135 extends downward from the arc-shaped protrusion 134 to form a gradually descending curved surface, so that the conduit 160 sequentially passes through the conduit socket 131, the arc-shaped protrusion 134 and the buffer portion 135 to be led out. Referring to fig. 5, the arcuate projections 134 cause the catheter 160 to curve arcuately so that no angle is formed, resulting in compression or blockage of the lumen; cushioning portion 135 lowers conduit 160 to conform conduit 160 to the patient for ease of use. In this embodiment, the arc-shaped protrusion 134 is made of a flexible material, preferably silicone Rubber or TPE (Thermoplastic elastomer), and the preferred buffer portion is also made of the same flexible material.
Referring to fig. 4, the catheter holder 130 further includes two position-limiting sidewalls 138, and the two position-limiting sidewalls 138 and the catheter supporting portion 132 form a catheter guide groove 133, and the guide groove 133 facilitates to prevent the catheter 160 from being fixed more easily. The catheter stent 130 also includes a base 120, the base 120 being adapted to engage the dressing layer 110 covering the patient's body surface. Preferably, the base 120 and the catheter holder 130 are integrally formed, and the base 120 and the catheter holder 130 are made of flexible materials, including silicone, TPE, etc.
Referring to fig. 2-4, the catheter holder 130 further includes a second locking member 150 for locking the catheter 160, the first locking member 140 and the second locking member 150 being disposed on opposite sides of the arcuate projection 134. Referring to fig. 3, a first locking member 140 is adjacent to the buffer 135 for securing the catheter 160 outside the catheter support portion, and a second locking member 150 is located at the rising section of the arcuate projection 134 along one side of the catheter hub 131 for securing the catheter 160 to the catheter within the catheter guide slot 133.
Specifically, the first locking component 140 includes a clamping seat 141 and a buckle 144, the clamping seat 141 is provided with a clamping groove 142 for receiving the conduit 160 and at least one bayonet 143 which can cooperate with the buckle 144 to fix the conduit 160. Preferably, 3 bayonets may be provided at intervals to accommodate catheters of different diameters. Wherein one end of the buckle is provided with a clamping head 147 to be inserted into the clamping opening 143 for fixation. The clamping seat 141 further includes a first fixing shaft 145, and the first fixing shaft 145 can be mounted to the catheter holder 130 through a first mounting hole 136 formed in the catheter holder 130. One end of the first fixed shaft 145 is provided with a falling off preventive end portion 146. The bottom of the first locking member 140 fits against the base 120 to fit the catheter 160 against the affected area. To facilitate the installation between the first fixed shaft 145 and the body of the base 141, a gap is formed to fit into the guide tube support 134.
The second locking assembly 150 includes a second fixing shaft 153 and a fixing soft belt 151 mounted at one end of the second fixing shaft 153, the second fixing shaft 153 can be mounted on the catheter bracket 130 through the second mounting hole 137 disposed on the catheter bracket 130; the other end of the second fixing shaft 153 is provided with a fixing end 154, and the fixing soft belt 152 is provided with at least one fixing hole 152 adapted to the fixing end 154. Preferably, four fixation holes are provided at intervals to accommodate catheters of different diameters. The fixing end 154 has a guiding slope and a groove, and the fixing hole 152 passes through the guiding slope and then is inserted into the groove to form a fixing. Referring to fig. 2, when the catheter 160 is fixed by the first locking assembly 150, the soft fixing band 152 can rotate at a certain angle to fit the catheter 160 to form a fixed state. Preferably, first locking element 140 and second locking element 150 are made of LDPE (Low Density Polyethylene), HDPE (High Density Polyethylene), or PVC (Polyvinyl Chloride), or other material that satisfies physical properties.
Accordingly, embodiments of the present invention also provide a dressing 10 including a dressing layer 110, a catheter holder 100 mounted to the dressing layer 110, a catheter 160 threaded through the dressing layer 110 and exiting from the catheter holder 100.
The catheter fixer provided by the invention has the advantages that the catheter cannot form bending in an included angle shape when being bent under the supporting action of the arc-shaped convex structure of the catheter bracket, the compression and even blockage of the formed inner cavity can be effectively avoided, and stable fluid treatment is provided for patients.
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.
Claims (12)
1. A catheter holder, comprising: a catheter holder for mounting a catheter and at least one first locking assembly for locking the catheter; the catheter support is provided with a catheter inserting opening and a catheter supporting portion, wherein a catheter is installed on the catheter inserting opening and sequentially led out through the catheter supporting portion and the first locking assembly, and the catheter supporting portion is provided with an arc-shaped protrusion.
2. The catheter holder of claim 1 wherein the catheter support portion further comprises a bumper portion, such that the catheter exits sequentially through the catheter hub, the arcuate projection, and the bumper portion.
3. The catheter holder of claim 2 wherein the catheter mount further comprises two retaining sidewalls, the two retaining sidewalls and the catheter support portion forming a catheter guide slot.
4. The catheter holder of claim 3 further comprising a second locking assembly for locking the catheter, the first locking assembly and the second locking assembly being located on opposite sides of the arcuate projection.
5. The catheter holder of claim 1 further comprising a base, said base being adapted to engage a dressing layer applied to the surface of the patient.
6. The catheter holder of claim 5 wherein the base is integrally formed with the catheter holder, the base and the catheter holder being of a flexible material.
7. The catheter holder of claim 6 wherein the flexible material comprises silicone, TPE.
8. The catheter holder of claim 4 wherein the first locking member comprises a socket and a latch, the socket having a slot for receiving the catheter and at least one bayonet for engaging the latch to secure the catheter.
9. The catheter holder of claim 8 wherein the cartridge further comprises a first stationary shaft, the first stationary shaft being mountable to the catheter holder via a first mounting hole provided in the catheter holder.
10. The catheter holder of claim 4 wherein the second locking assembly comprises a second stationary shaft and a flexible securing strap attached to an end of the second stationary shaft, the second stationary shaft being attachable to the catheter holder via a second mounting hole provided in the catheter holder; the other end of the second fixed shaft is provided with a fixed end part, and the fixed soft belt is provided with at least one fixed hole matched and connected with the fixed end part.
11. The catheter holder of claim 4 wherein the first locking component and the second locking component are made of LDPE, HDPE or PVC.
12. A dressing comprising a dressing layer, a catheter holder according to any one of claims 1 to 11 mounted to the dressing layer, a catheter threaded through the dressing layer and exiting the catheter holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210335655.9A CN114768050A (en) | 2022-03-24 | 2022-03-24 | Catheter fixer and dressing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210335655.9A CN114768050A (en) | 2022-03-24 | 2022-03-24 | Catheter fixer and dressing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114768050A true CN114768050A (en) | 2022-07-22 |
Family
ID=82427783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210335655.9A Pending CN114768050A (en) | 2022-03-24 | 2022-03-24 | Catheter fixer and dressing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114768050A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090157000A1 (en) * | 2007-12-12 | 2009-06-18 | Stephen Waller | Barrier system to reduce the rates of line-related infections |
| CN202526746U (en) * | 2012-03-31 | 2012-11-14 | 深圳市库珀科技发展有限公司 | Drainage catheter fixing apparatus |
| CN106806974A (en) * | 2016-12-22 | 2017-06-09 | 浙江海创医疗器械有限公司 | Catheter anchoring system and fixing means |
| CN107789685A (en) * | 2017-12-01 | 2018-03-13 | 翁剑 | Multifunctional medical drain age-tube device |
| CN210170642U (en) * | 2019-01-07 | 2020-03-24 | 威海美迪森医疗器械股份有限公司 | Medical catheter fixer |
| CN214970877U (en) * | 2021-02-01 | 2021-12-03 | 武汉大学 | Can dismantle waterproof drainage tube fixing device |
| CN113908405A (en) * | 2021-08-31 | 2022-01-11 | 山东大学第二医院 | Biliary tract drainage tube fixing device |
-
2022
- 2022-03-24 CN CN202210335655.9A patent/CN114768050A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090157000A1 (en) * | 2007-12-12 | 2009-06-18 | Stephen Waller | Barrier system to reduce the rates of line-related infections |
| CN202526746U (en) * | 2012-03-31 | 2012-11-14 | 深圳市库珀科技发展有限公司 | Drainage catheter fixing apparatus |
| CN106806974A (en) * | 2016-12-22 | 2017-06-09 | 浙江海创医疗器械有限公司 | Catheter anchoring system and fixing means |
| CN107789685A (en) * | 2017-12-01 | 2018-03-13 | 翁剑 | Multifunctional medical drain age-tube device |
| CN210170642U (en) * | 2019-01-07 | 2020-03-24 | 威海美迪森医疗器械股份有限公司 | Medical catheter fixer |
| CN214970877U (en) * | 2021-02-01 | 2021-12-03 | 武汉大学 | Can dismantle waterproof drainage tube fixing device |
| CN113908405A (en) * | 2021-08-31 | 2022-01-11 | 山东大学第二医院 | Biliary tract drainage tube fixing device |
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