CN217793939U - Use tool of hemodialysis trocar - Google Patents
Use tool of hemodialysis trocar Download PDFInfo
- Publication number
- CN217793939U CN217793939U CN202221355545.0U CN202221355545U CN217793939U CN 217793939 U CN217793939 U CN 217793939U CN 202221355545 U CN202221355545 U CN 202221355545U CN 217793939 U CN217793939 U CN 217793939U
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- China
- Prior art keywords
- trocar
- hemodialysis
- way valve
- needle
- transparent
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- 238000001631 haemodialysis Methods 0.000 title claims abstract description 31
- 230000000322 hemodialysis Effects 0.000 title claims abstract description 31
- 238000004806 packaging method and process Methods 0.000 claims abstract description 22
- 230000001681 protective effect Effects 0.000 claims abstract description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000000741 silica gel Substances 0.000 claims abstract description 17
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 239000002313 adhesive film Substances 0.000 claims abstract description 6
- 239000013013 elastic material Substances 0.000 claims description 6
- 210000000707 wrist Anatomy 0.000 claims description 4
- 239000008280 blood Substances 0.000 abstract description 23
- 210000004369 blood Anatomy 0.000 abstract description 23
- 238000005070 sampling Methods 0.000 abstract description 6
- 238000007689 inspection Methods 0.000 abstract description 4
- 206010016717 Fistula Diseases 0.000 description 10
- 230000003890 fistula Effects 0.000 description 10
- 210000004204 blood vessel Anatomy 0.000 description 9
- 238000000502 dialysis Methods 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 4
- 238000004659 sterilization and disinfection Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000012780 transparent material Substances 0.000 description 3
- 238000007792 addition Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 210000004247 hand Anatomy 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000474 nursing effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Images
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model relates to a use tool of a hemodialysis trocar, which comprises a trocar body, a fixing clamp, a three-way valve and a transparent adhesive film; the trocar body comprises a puncture steel needle, and a remaining soft needle tube, a connecting seat, a silica gel hose, a hard catheter and a valve cap which are sequentially communicated and connected; the puncture steel needle can pass through the indwelling soft needle tube; a needle head protective sleeve is arranged outside the puncture steel needle; packaging bags are respectively arranged outside the fixing clamp, the three-way valve and the transparent film; the packaging bags are fixedly connected through tear tapes; the top of the packaging bag is also provided with tearing openings respectively. Its advantages are: the use is fixed conveniently, and simultaneously, the oozing of blood can be prevented, the sampling inspection is convenient, and the operation safety is facilitated.
Description
Technical Field
The utility model belongs to the technical field of the medical appliances technique and specifically relates to a hemodialysis trocar's use apparatus.
Background
In recent years, the hemodialysis trocar has obvious advantages in aspects of protecting the internal fistula blood vessel and comfort level of a patient, has small damage to the blood vessel, can keep the smoothness of the blood vessel passage for a long time, is soft, has little influence on a receptor position and the like. In addition, the hemodialysis trocar can also relieve the pain of a patient caused by repeated puncture, and is used for the early-stage tunnel establishment of blunt needle puncture. However, the literature also mentions that trocars are inexperienced as new puncture tools during use, such as: the needle wing is not provided, the needle part is longer than a common sharp needle, the hose fixing requirement is strict, the slipping risk of the trocar is high, and more time is spent for observation due to the safety of hemodialysis treatment which is particularly important; the possibility of bleeding at the junction of the bolus injection of the drug requires finding ways to ameliorate the problems of the trocar in practical applications.
Chinese patent documents: CN201520004461.6, application date 2015.01.06, patent names: an internal fistula trocar capable of protecting blood vessels. Disclosed is an internal fistula trocar capable of protecting blood vessels, comprising: the internal fistula puncture needle head is used for puncturing blood vessels; the internal fistula puncture needle handle is used by pulling out the needle head; a soft outer sleeve which is kept in the blood vessel for hemodialysis treatment; the extension tube is connected with a transfusion tube in the hemodialysis machine.
Chinese patent documents: CN202121220075.2, application date 2021.06.02, with patent names: a dialysis trocar for preventing blood from overflowing. The dialysis trocar comprises a hose, wherein one end of the hose is communicated with a soft needle, a metal needle is arranged on the inner wall of the soft needle in a clearance fit manner, the outer wall of the metal needle is in clearance fit with the inner wall of the hose, a pipe clamp is arranged on the outer wall of the hose, and one end of the hose, far away from the soft needle, is connected with a cover body.
In the patent document CN201520004461.6, an internal fistula trocar capable of protecting blood vessels is designed by adopting the design of an internal fistula puncture needle head, an outer sleeve and an extension tube, and by applying the principle of a vein indwelling needle, the internal fistula trocar is designed, so that the damage of the internal fistula to the blood vessels can be reduced, and the service life of the arteriovenous internal fistula can be prolonged; and one kind in patent document CN202121220075.2 prevents excessive dialysis trocar of blood, this prevent excessive dialysis trocar of blood, the whole design thought is clear and definite, the solution problem is effective, has good practicality and creativity, be suitable for and use widely, its specific beneficial effect is as follows, through the hose, the pipe clamp, the lid, cooperation between silica gel pad and the absorption circle, can seal the hose, and seal the lid automatically, the excessive condition of blood when avoiding taking out the metal syringe needle, a small amount of blood can effectually be absorbed, and when with other external tube coupling, can be convenient seal the hose, guarantee that blood can not be excessive this moment, avoid causing pollution and medical risk. However, there is no report on a use tool of a hemodialysis trocar, which is convenient and safe to use, can prevent blood leakage, is convenient for sampling and examination, and is beneficial to protecting the safety of a patient and improving the treatment effect.
In summary, there is a need for a use tool of a hemodialysis trocar, which is convenient and safe to use, can prevent blood leakage, is convenient to sample and check, and is beneficial to protecting the safety of a patient and improving the treatment effect.
Disclosure of Invention
The utility model aims at overcoming the not enough of prior art, providing a use convenient, safe fixed, can prevent the oozing blood simultaneously and be convenient for the sampling inspection, be favorable to protecting patient safety and improve treatment's a hemodialysis trocar's use apparatus.
In order to achieve the purpose, the utility model adopts the technical proposal that:
a use tool of a hemodialysis trocar comprises a puncture steel needle, and a remaining soft needle tube, a connecting seat, a silica gel hose, a hard catheter and a valve cap which are sequentially communicated and connected with each other; the device is characterized by also comprising a fixing clamp, a three-way valve and a transparent adhesive film; the three-way valve is detachably connected with the hard conduit; packaging bags are respectively arranged outside the fixing clamp, the three-way valve and the transparent film; the packaging bags are fixedly connected through tear tapes; the top of the packaging bag is also provided with tearing openings respectively.
As a preferred technical scheme, the packaging bag is a medical transparent packaging bag.
As a preferable technical scheme, the three-way valve is in threaded connection with the hard conduit.
As a preferable technical scheme, the using kit of the hemodialysis trocar further comprises a protective arm sleeve, and a packaging bag is also arranged outside the protective glove.
As a preferred technical scheme, the protective arm sleeve is made of elastic materials and is in a wrist strap shape, an opening is formed in the surface of the protective arm sleeve, and a raised transparent protective bag is arranged above the opening.
The utility model has the advantages that:
1. the fixation clamp is used for clamping the silica gel hose after the trocar body is reserved, thereby preventing blood backflow, and simultaneously solving the problem that the silica gel hose is bent by hands to avoid the blood backflow mode in the prior art, and the use is convenient.
2. The design that the hard pipe end-to-end connection has the three-way valve on the trocar body not only can carry out the fluid infusion rapidly, and when needs detected, the collection of blood is realized to the design of accessible three-way valve self structural principle, is convenient for detect and use, is favorable to further clinical better treatment scheme of formulating, improves treatment, ensures patient's safety.
3. Through the design of transparent pad pasting, can be fixed in patient's skin surface with the trocar body, and transparent material makes things convenient for medical personnel fixed operation and the visual puncture of observing in later stage mouth for dialysis puncture operation is safer.
4. Through tear strip fixed connection's mode between the wrapping bag, both can be used to interconnect between the disinfection apparatus in this application, the single use of tearing of being convenient for again.
5. The utility model discloses in to the not enough solution that has designed corresponding respectively in the hemodialysis trocar daily use, not only use fixed convenient, avoid patient to puncture repeatedly and the misery that causes, can prevent the oozing blood and be convenient for sampling inspection simultaneously, be favorable to protecting patient's safety and improving treatment.
6. Through the protection arm cover of elastic material preparation, when the puncture trocar need keep somewhere, the wearable protection arm cover of patient exposes the puncture point through the opening, plays the guard action to the puncture point through the design of transparent protection bag simultaneously, avoids trocar or puncture point accident to pull or strike etc. also do not influence the observation to the puncture point simultaneously.
Drawings
FIG. 1 is a schematic structural view of a trocar body for clinical use.
Fig. 2 is a schematic structural view of the appliance for use in the hemodialysis trocar of the present invention.
Fig. 3 is a schematic structural view of the three-way valve of the present invention installed on the trocar body.
Fig. 4 is a schematic structural view of a protective arm sleeve in the appliance for the hemodialysis trocar.
Detailed Description
The invention will be further described with reference to the following examples and figures.
The reference numerals and components referred to in the drawings are as follows:
1. trocar body 11, puncture steel needle
12. Remaining soft needle tube 13 connecting seat
14. Silica gel hose 15, hard conduit
16. Valve cap 17, needle head protective sleeve
2. Fixation clamp 3, three-way valve
4. Transparent film 5. Packaging bag
51. Tear strip 52, tear mouth
6. Protective arm sleeve 61, opening
62. Protective bag
Example 1
Referring to fig. 1, fig. 1 is a schematic structural view of a clinical hemodialysis trocar body 1, which includes a puncture steel needle 11, an indwelling soft needle tube 12, a connecting seat 13, a silica gel hose 14, a hard catheter 15, a valve cap 16 and a needle head protecting sleeve 17; the indwelling needle soft tube 12, the connecting seat 13, the silica gel hose 14, the hard conduit 15 and the valve cap 16 are communicated and connected in sequence; the puncture steel needle 11 can pass through the indwelling soft needle tube 12;
referring to fig. 2, fig. 2 is a schematic structural view of a hemodialysis trocar application tool according to the present invention. The using tool comprises a fixing clamp 2, a three-way valve 3 and a transparent film 4; the fixing clamp 2, the three-way valve 3 and the transparent film 4 are respectively provided with a packaging bag 5 outside; the packaging bags 5 are fixedly connected through tear tapes 51; the top of the packaging bag is also provided with a tearing opening 52 respectively.
It should be noted that: in the structure of the hemodialysis trocar body, a thread detachable structure is arranged between the hard catheter 15 and the valve cap 16; in the using tool, the number of the fixing clamp 2 and the three-way valve 3 is not less than one, so that the fixing clamp 2 and the three-way valve 3 can be conveniently replaced, pollution is avoided, the fixing clamp 2 is fixed in a buckle extrusion mode, when the silica gel hose 14 is clamped, after the fixing clamp 2 is broken, the cross sections of sharp-angled structures on two sides of the inner side are in contact with the longitudinal section of the silica gel hose 14, and then pressure is applied to enable the openings of the fixing clamp 2 to be clamped with each other, so that the silica gel hose 4 can be closed and kept;
when the three-way valve 3 is used, two ends of the main body can be respectively detachably connected with the hard conduit 15 through threads (refer to figure 3); the fixing clamp 2 can clamp and close the silica gel hose 4 in time after the trocar is punctured, and blood is prevented from flowing back to the tail end of the trocar after the trocar is punctured, so that the valve cap 6 can be opened or closed conveniently (namely the three-way valve 3 can be mounted and dismounted conveniently), and meanwhile, the fixing clamp 2 is adopted to clamp and close the silica gel hose 14, so that the defect that medical staff bend the silica gel hose 14 by hands to avoid a blood backflow mode in the prior art can be overcome, and the use is convenient and safe; through the design of the three-way valve 3, the transfusion operation can be rapidly carried out, and when detection is needed, blood collection can be realized through the design of the structural principle of the three-way valve 3, so that the detection and the use are convenient, a better treatment scheme can be further clinically formulated, the treatment effect is improved, and the safety of a patient is guaranteed;
the trocar body can be fixed on the skin surface of a patient through the design of the transparent adhesive film 4, and the trocar body is made of transparent materials, so that the fixing operation and the visual observation of the puncture port in the later period are facilitated for medical workers, and the dialysis puncture operation is safer; the packaging bags 5 are fixedly connected through the tear tapes 51, and the design that the tear openings 52 are formed in each packaging bag 5 can be used for the interconnection of the disinfection appliances in the application and is convenient for single tearing (the fixing clip 2, the three-way valve 3 and the transparent adhesive film 4 shown in the attached drawings are only schematic structural diagrams and do not represent the actual size);
the utility model discloses in to some not enough in the hemodialysis trocar daily use design corresponding use apparatus respectively, not only use fixed convenience, can prevent the oozing blood and be convenient for sampling inspection simultaneously, be favorable to the operation safety.
Example 2
Referring to fig. 4, fig. 4 is a schematic structural view of a protective arm sleeve of a hemodialysis trocar. This embodiment is substantially the same as embodiment 1, except that the use kit of the hemodialysis trocar in this embodiment further includes a protective arm cover 6 made of an elastic material (the packaged protective arm cover 6 is not shown in the drawings); the protective arm sleeve 6 is in a wrist strap shape, the surface of the protective arm sleeve is provided with an opening 61, and a raised transparent protective bag 62 is arranged above the opening; considering that some patients in clinic need to place the puncture trocar on the arm after the blood is permeated, the protection arm sleeve 6 made of elastic material in the embodiment can expose the puncture point through the opening 61 when the puncture trocar needs to be placed, and the protection effect on the puncture point can be achieved through the design of the transparent protection bag 62, so that the accidental pulling or collision of the trocar or the puncture point can be avoided, and the observation on the puncture point can not be influenced.
The utility model discloses a use tool of a hemodialysis trocar, a fixing clamp is used for clamping and closing a silica gel hose after a trocar body is reserved, thereby preventing blood backflow, simultaneously solving the defect that in the prior art, a traditional Chinese medicine nursing staff bends the silica gel hose by hand to avoid a blood backflow mode, and being convenient to use; the design that the tail end of the hard catheter on the trocar body is connected with the three-way valve can not only realize rapid transfusion operation, but also realize blood collection through the design of the structural principle of the three-way valve when detection is needed, is convenient for detection and use, is beneficial to further formulating a better treatment scheme, improves the treatment effect and ensures the safety of patients; the trocar body can be fixed on the skin surface of a patient through the design of the transparent adhesive film, and the transparent material is convenient for medical personnel to fix and operate and visually observe the puncture port in the later period, so that the dialysis puncture operation is safer; the packaging bags are fixedly connected through the tear tapes, so that the sterilization appliances can be connected with one another in the application, and the sterilization appliances can be conveniently torn and used individually; the utility model designs corresponding using tools aiming at some defects in daily use of the hemodialysis trocar, which is convenient to use and fix, can prevent blood seepage and is convenient for sampling and checking, and is beneficial to operation safety; through the protection arm cover of elastic material preparation, when the puncture trocar need keep somewhere, the wearable protection arm cover of patient exposes the puncture point through the opening, plays the guard action to the puncture point through the design of transparent protection bag simultaneously, avoids trocar or puncture point accident to pull or strike etc. also do not influence the observation to the puncture point simultaneously.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and additions can be made without departing from the principles of the present invention, and these improvements and additions should also be regarded as the protection scope of the present invention.
Claims (5)
1. A use tool of a hemodialysis trocar comprises a puncture steel needle, and a remaining soft needle tube, a connecting seat, a silica gel hose, a hard catheter and a valve cap which are sequentially communicated and connected with each other; the device is characterized by also comprising a fixing clamp, a three-way valve and a transparent adhesive film; the three-way valve is detachably connected with the hard conduit; packaging bags are respectively arranged outside the fixing clamp, the three-way valve and the transparent film; the packaging bags are fixedly connected through tear tapes; the top of the packaging bag is also provided with tearing openings respectively.
2. The kit for using a hemodialysis trocar according to claim 1, wherein the packaging bag is a transparent medical packaging bag.
3. The kit for using a hemodialysis trocar according to claim 1, wherein the three-way valve is in threaded connection with a hard catheter.
4. The kit for using hemodialysis trocars as claimed in claim 1, wherein the kit for using hemodialysis trocars further comprises a protective arm sleeve, and a packaging bag is also arranged outside the protective glove sleeve.
5. The kit for using a hemodialysis trocar according to claim 4, wherein the protective arm cover is made of an elastic material and has a wrist band shape, an opening is formed on the surface of the wrist band shape, and a raised transparent protective bag is arranged above the opening.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221355545.0U CN217793939U (en) | 2022-06-01 | 2022-06-01 | Use tool of hemodialysis trocar |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221355545.0U CN217793939U (en) | 2022-06-01 | 2022-06-01 | Use tool of hemodialysis trocar |
Publications (1)
Publication Number | Publication Date |
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CN217793939U true CN217793939U (en) | 2022-11-15 |
Family
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CN202221355545.0U Active CN217793939U (en) | 2022-06-01 | 2022-06-01 | Use tool of hemodialysis trocar |
Country Status (1)
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CN (1) | CN217793939U (en) |
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2022
- 2022-06-01 CN CN202221355545.0U patent/CN217793939U/en active Active
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