CN217793939U - Use tool of hemodialysis trocar - Google Patents

Use tool of hemodialysis trocar Download PDF

Info

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
Authority
CN
China
Prior art keywords
trocar
hemodialysis
way valve
needle
transparent
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.)
Active
Application number
CN202221355545.0U
Other languages
Chinese (zh)
Inventor
丁琳
傅周杉
李嫣
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ruinjin Hospital Affiliated to Shanghai Jiaotong University School of Medicine Co Ltd
Original Assignee
Ruinjin Hospital Affiliated to Shanghai Jiaotong University School of Medicine Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ruinjin Hospital Affiliated to Shanghai Jiaotong University School of Medicine Co Ltd filed Critical Ruinjin Hospital Affiliated to Shanghai Jiaotong University School of Medicine Co Ltd
Priority to CN202221355545.0U priority Critical patent/CN217793939U/en
Application granted granted Critical
Publication of CN217793939U publication Critical patent/CN217793939U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • 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

Use tool of hemodialysis trocar
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.
CN202221355545.0U 2022-06-01 2022-06-01 Use tool of hemodialysis trocar Active CN217793939U (en)

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
CN217793939U true CN217793939U (en) 2022-11-15

Family

ID=83987268

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221355545.0U Active CN217793939U (en) 2022-06-01 2022-06-01 Use tool of hemodialysis trocar

Country Status (1)

Country Link
CN (1) CN217793939U (en)

Similar Documents

Publication Publication Date Title
US3323523A (en) Intravenous catheter assembly with divisible needle sheath portions
CN107802271B (en) Indwelling needle for blood collection and method of use
CN106510729B (en) Repeatedly blood sampling remaining needle
CN217793939U (en) Use tool of hemodialysis trocar
CN207837562U (en) Multi-functional remaining needle
CN209136806U (en) A kind of Internal Medicine-Cardiovascular Dept. interventional curer
CN205379537U (en) Disposable fixer of PICC pipe
CN211584646U (en) Transparent remaining needle with positive pressure air bag
CN210749229U (en) Novel blood sampling remaining needle
CN106974663A (en) Multi-functional remaining needle
CN211674579U (en) Medical indwelling vascular sheath puncture kit
CN218833277U (en) Internal fistula puncture needle
CN209916923U (en) Disposable umbilical vein needle
CN209004889U (en) A kind of novel children remaining needle
CN208769795U (en) A kind of infant's blood taking needle
CN216425357U (en) Single-linked cell collecting and storing bag with sampling device
CN215023975U (en) Remaining needle convenient for blood sampling and blood backflow prevention
CN215305911U (en) Blood sample taking needle
CN211534443U (en) Clinical dedicated device of drawing blood of liver disease branch of academic or vocational study
CN219022684U (en) Safe type artery keep somewhere needle
CN105943061B (en) A kind of children's safety hemostix
CN216022465U (en) Venous transfusion anti-leakage device for operating room nursing
CN215606144U (en) Improved disposable pleuroperitoneal cavity puncture outfit
CN213030800U (en) Artery puncture needle for fat patient
CN221061386U (en) Remaining needle structure

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant