CN211583738U - Upper limb warming and fixing device after arteriovenous internal fistula puncture - Google Patents
Upper limb warming and fixing device after arteriovenous internal fistula puncture Download PDFInfo
- Publication number
- CN211583738U CN211583738U CN201922393163.1U CN201922393163U CN211583738U CN 211583738 U CN211583738 U CN 211583738U CN 201922393163 U CN201922393163 U CN 201922393163U CN 211583738 U CN211583738 U CN 211583738U
- Authority
- CN
- China
- Prior art keywords
- box body
- inlet
- patient
- internal fistula
- arteriovenous internal
- 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.)
- Expired - Fee Related
Links
- 206010016717 Fistula Diseases 0.000 title claims abstract description 17
- 230000003890 fistula Effects 0.000 title claims abstract description 17
- 210000001364 upper extremity Anatomy 0.000 title claims abstract description 17
- 238000010792 warming Methods 0.000 title claims description 7
- 238000004321 preservation Methods 0.000 claims abstract description 16
- 210000000245 forearm Anatomy 0.000 claims abstract description 5
- 238000010438 heat treatment Methods 0.000 claims description 15
- 239000004745 nonwoven fabric Substances 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 229910001868 water Inorganic materials 0.000 claims description 10
- 108010010803 Gelatin Proteins 0.000 claims description 8
- 229920000159 gelatin Polymers 0.000 claims description 8
- 239000008273 gelatin Substances 0.000 claims description 8
- 235000019322 gelatine Nutrition 0.000 claims description 8
- 235000011852 gelatine desserts Nutrition 0.000 claims description 8
- 230000003111 delayed effect Effects 0.000 claims description 3
- 238000005485 electric heating Methods 0.000 claims description 3
- 230000007306 turnover Effects 0.000 claims description 3
- 239000008280 blood Substances 0.000 abstract description 4
- 210000004369 blood Anatomy 0.000 abstract description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 9
- 229910052760 oxygen Inorganic materials 0.000 description 9
- 239000001301 oxygen Substances 0.000 description 9
- 230000006872 improvement Effects 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 238000001631 haemodialysis Methods 0.000 description 3
- XLYOFNOQVPJJNP-ZSJDYOACSA-N heavy water Substances [2H]O[2H] XLYOFNOQVPJJNP-ZSJDYOACSA-N 0.000 description 3
- 230000000322 hemodialysis Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 206010053615 Thermal burn Diseases 0.000 description 2
- 208000003443 Unconsciousness Diseases 0.000 description 2
- 210000004204 blood vessel Anatomy 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 210000003414 extremity Anatomy 0.000 description 2
- 229910017053 inorganic salt Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004575 stone Substances 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- 230000003872 anastomosis Effects 0.000 description 1
- 230000008321 arterial blood flow Effects 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 238000000502 dialysis Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 210000004247 hand Anatomy 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000002980 postoperative effect Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
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- Thermotherapy And Cooling Therapy Devices (AREA)
Abstract
The utility model discloses an upper limb warm-keeping fixing device after arteriovenous internal fistula puncture, which comprises a box body for fixing the forearm of a patient; the front wall and the rear wall of the box body are hollow, the top of the box body is transparent, and an inlet is formed in the side wall of the box body; the inlet penetrates through the side wall, and a cover body which can only be opened towards the interior of the box body is arranged at the inlet; the box body is internally laid with a time-delay heat preservation device. The arm movement of the patient is avoided through the box body fixed on the sickbed, and the cover body opened in one direction can be opened only under the conscious condition of the patient or the assistance of medical staff to enable the arm of the patient to be separated from the box body. In addition, the time-delay heat-preserving device arranged in the box body has long heat-preserving time, does not need power supply and can be replaced. The transparent setting in box body top makes things convenient for medical staff to observe the oozing blood condition of puncture point, in case the very first time of the ability of going wrong handles.
Description
Technical Field
The utility model relates to a device for fixing the upper limbs of a patient and keeping warm after arteriovenous internal fistula puncture operation.
Background
Arteriovenous internal fistula is one of surgical operations and is mainly used for hemodialysis treatment. The arteriovenous internal fistula is a small operation for blood vessel anastomosis, wherein an artery at the part of a forearm close to a wrist and an adjacent vein are sutured, so that arterial blood flows in the anastomosed vein to form an arteriovenous internal fistula. The arteriovenous internal fistula blood vessel can provide sufficient blood for hemodialysis treatment, and guarantee is provided for the sufficiency of the hemodialysis treatment.
The patient should keep the upper limbs still after operation to avoid needle drop. But actually, because the postoperative patient is less conscious and moves subconsciously, the clinical practice is to use the binding belt for binding. While binding can solve the fixation problem, comfort is poor. In addition, when the temperature is low, patients and family members prefer to cover the upper limbs with cotton quilts for keeping warm. This approach also presents a clinical problem, i.e. when the patient oozes blood, it cannot be observed at the first time, and medical accidents are easy to happen.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a cold-proof fixing device of upper limbs after arteriovenous internal fistula puncture can fix patient's upper limbs and keep warm for the upper limbs for a long time.
In order to solve the technical problems, the technical proposal of the utility model is to adopt an upper limb warm-keeping fixing device after arteriovenous internal fistula puncture, which comprises a box body for fixing the forearm of a patient; the front wall and the rear wall of the box body are hollow, the top of the box body is transparent, and an inlet is formed in the side wall of the box body; the inlet penetrates through the side wall, and a cover body which can only be opened towards the interior of the box body is arranged at the inlet; the box body is internally laid with a time-delay heat preservation device. When in use, the box body is fixed on the sickbed by the bridle, and the inlet of the box body faces to the trunk of the patient.
As an improvement, the cross section of the box body is C-shaped; a rotating shaft arranged along the extending direction of the inlet is arranged above the inner side of the inlet; the upper end of the cover body is connected with the rotating shaft and the cover body can turn over along the rotating shaft; and a threshold used for preventing the cover body from overturning outwards is arranged at the lower edge of the inlet. The lid is one-way opened, avoids the unconscious lid of opening of patient to make the arm remove out of the box body. The opening of the cover requires the assistance of the other hand of the patient and must be done consciously.
As a further improvement, a glove is arranged in front of the box body and is connected with the box body by a connecting rope. To keep the hands of the patient warm.
As another further improvement, the delayed heat preservation device comprises an airtight bag body, wherein the bag body is sequentially provided with a plastic layer, a non-woven fabric layer and a gelatin layer from inside to outside; the plastic layer is provided with an air inlet and an air outlet, and a self-heating material is filled between the non-woven fabric and the gelatin layer. The gelatin layer is used for contacting with patient's limbs, increases area of contact for the heat transfer is easier. The non-woven fabric has micropores and is characterized by uniformity, no leakage and good air permeability. When in use, the bag body is inflated, and oxygen in the air slowly enters the self-heating material through the non-woven fabric. The time and temperature of heat release are controlled by the oxygen permeation rate of the nonwoven fabric. If the oxygen permeation is too fast, the heat will be quickly released; if the oxygen permeation is too slow, there is no temperature sensation. The continuous heating for more than 48 hours is the result of the continuous and slow oxidation reaction between the self-heating material and air. The plastic layer is used for isolating the external air.
Compared with a hot water bag, the self-heating type hot water bag can self-heat, so that the heat preservation time is longer. Compare with the device that generates heat of the resistance wire formula that needs last power supply, its security is high, and it is more convenient to use.
As an improvement, the self-heating material is synthesized by iron powder, stone, activated carbon, inorganic salt and water.
The reaction principle is as follows:
negative electrode: fe-2e-=Fe2+
And (3) positive electrode: o is2+2H2O+4e-=4OH-
And (3) total reaction: 2Fe + O2+2H2O=2Fe(OH)2
4Fe(OH)2+2H2O+O2=4Fe(OH)3↓2Fe(OH)3====Fe2O3+3H2O
As an improvement, the time-delay heat preservation device is laid on the bottom of the box body and the side wall opposite to the inlet. Maximally wrapping the limbs.
Preferably, the time-delay heat preservation device is a hot water bag or an electric heating hand warming bag.
The utility model discloses an useful part lies in: the upper limb warm-keeping fixing device after arteriovenous internal fistula puncture with the structure avoids the movement of the arm of a patient through the box body fixed on a sickbed, and the cover body opened in one direction can be opened only under the conscious condition of the patient or the assistance of medical staff to enable the arm of the patient to be separated from the box body. Prevent the patient from accidentally moving out of the box body when the upper arm is unfolded unconsciously. In addition, the time-delay heat-preserving device arranged in the box body has long heat-preserving time, does not need power supply and can be replaced. The transparent setting in box body top makes things convenient for medical staff to observe the oozing blood condition of puncture point, in case the very first time of the ability of going wrong handles.
Drawings
Fig. 1 is a cross-sectional view of the cartridge body.
Fig. 2 is a cross-sectional view of a time delay warmer.
Fig. 3 is a top view of the present invention.
The labels in the figure are: 1 box body, 2 rotating shafts, 3 cover bodies, 4 doorsills, 5 time-delay heat preservation devices, 6 gloves, 7 connecting ropes, 9 bridles, 51 gelatin layers, 52 non-woven fabrics, 53 plastic layers and 54 self-heating materials.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the specific embodiments.
As shown in fig. 1 and 3, the utility model comprises a box body 1 for fixing the forearm of a patient; the front wall and the rear wall of the box body 1 are hollow, the top is transparent, and the side wall is provided with an inlet; it is also envisioned that the entire case 1 may be made of a transparent material. The inlet penetrates through the side wall, and a cover body 3 which can only be opened towards the interior of the box body 1 is arranged at the inlet; a time delay heat preservation device 5 is laid inside the box body 1. The cross section of the box body 1 is C-shaped; a rotating shaft 2 arranged along the extending direction of the inlet is arranged above the inner side of the inlet; the upper end of the cover body 3 is connected with the rotating shaft 2, and the cover body 3 can turn over along the rotating shaft 2; the lower edge of the entrance is provided with a threshold 4 for preventing the cover body 3 from turning outwards. The front of the box body 1 is provided with a glove 6, and the glove 6 is connected with the box body 1 by a connecting rope 7.
The structure of the box body in embodiment 2 is the same as that in embodiment 1, and is not described again, and the time-delay heat-preservation device is a hot-water bag. Directly laying the hot water in the bottom of the box body after being filled with the hot water. In order to prevent scald, a layer of towel can be padded on the hot-water bag.
The structure of the case in embodiment 3 is the same as that in embodiment 1 and will not be described again, and the delay warming device is an electric heating hand warming bag (of course, the size of the delay warming device should be matched with the space in the case). The liquid in the box body is heated by charging and then laid at the bottom of the box body, and a layer of towel can be padded for preventing scald.
In use, the case 1 is secured to a patient's bed with the strap 9 on its inlet side facing the patient's torso. The reason for such placement is that firstly, the unconscious moving arms of human beings generally face outwards, and secondly, when the cover body is opened consciously, the cover body is opened by the hand at the other side more conveniently.
The patient puts the arm into the box body 1 from the entrance, and the dialysis tube penetrates out from the far end of the box body 1, namely the end close to the glove. Since the space in the case body 1 is limited, the unintentional movement of the arm of the patient can be restricted. When the arm needs to be moved out of the box body 1, the patient can push the cover body 3 inwards by using the hand at the other side to be attached to the top of the box body 1, at the moment, the inlet is opened, and the arm can be taken out.
The principle of the self-heating material 54 is that it reacts with oxygen chemically to release heat, so that the heating can be controlled by controlling the oxygen content. In practical use, air can be filled through the inlet, so that the air is positioned between the plastic layer 53 and the non-woven fabric 52, the more the air is filled, the higher the oxygen content is, meanwhile, the more the pressure in the bag body is, the more the air penetrates through the non-woven fabric 52, and at the moment, the self-heating material 54 can contact with oxygen to release heat. Under extreme conditions, pure oxygen can be directly introduced, and the heating value is improved. When the oxygen in the bag body is consumed, the exhaust gas in the bag body can be discharged and fresh air is introduced into the bag body only by opening the air outlet and inflating the bag body by utilizing the air inlet, and then the air inlet and the air outlet are sealed. After the self-heating material 54 in the bag body is consumed, a new time-delay heat preservation device 5 can be replaced and directly paved in the box body 1, and the method is simple and convenient.
The above is only a preferred embodiment of the present invention, and it should be noted that the above preferred embodiment should not be considered as limiting the present invention, and the protection scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the spirit and scope of the invention, and such modifications and enhancements are intended to be within the scope of the invention.
Claims (6)
1. The utility model provides a cold-proof fixing device of upper limbs after arteriovenous internal fistula puncture which characterized in that: comprises a box body used for fixing the forearm of a patient; the front wall and the rear wall of the box body are hollow, the top of the box body is transparent, and an inlet is formed in the side wall of the box body; the inlet penetrates through the side wall, and a cover body which can only be opened towards the interior of the box body is arranged at the inlet; the box body is internally laid with a time-delay heat preservation device.
2. The device for keeping the upper limbs warm after the arteriovenous internal fistula puncture according to claim 1, which is characterized in that: the cross section of the box body is C-shaped; a rotating shaft arranged along the extending direction of the inlet is arranged above the inner side of the inlet; the upper end of the cover body is connected with the rotating shaft and the cover body can turn over along the rotating shaft; and a threshold used for preventing the cover body from overturning outwards is arranged at the lower edge of the inlet.
3. The device for keeping the upper limbs warm after the arteriovenous internal fistula puncture according to claim 1, which is characterized in that: gloves are arranged in front of the box body and are connected with the box body through connecting ropes.
4. The device for keeping the upper limbs warm after the arteriovenous internal fistula puncture according to claim 1, which is characterized in that: the delayed heat preservation device comprises an airtight bag body, and the bag body is sequentially provided with a plastic layer, a non-woven fabric and a gelatin layer from inside to outside; the plastic layer is provided with an air inlet and an air outlet, and a self-heating material is filled between the non-woven fabric and the gelatin layer.
5. The device for keeping the upper limbs warm after the arteriovenous internal fistula puncture according to claim 1, which is characterized in that: the time-delay heat preservation device is laid at the bottom of the box body and on the side wall opposite to the inlet.
6. The device for keeping the upper limbs warm after the arteriovenous internal fistula puncture according to claim 1, which is characterized in that: the time-delay heat-preservation device is a hot water bag or an electric heating hand warming bag.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922393163.1U CN211583738U (en) | 2019-12-26 | 2019-12-26 | Upper limb warming and fixing device after arteriovenous internal fistula puncture |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922393163.1U CN211583738U (en) | 2019-12-26 | 2019-12-26 | Upper limb warming and fixing device after arteriovenous internal fistula puncture |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211583738U true CN211583738U (en) | 2020-09-29 |
Family
ID=72596289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201922393163.1U Expired - Fee Related CN211583738U (en) | 2019-12-26 | 2019-12-26 | Upper limb warming and fixing device after arteriovenous internal fistula puncture |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211583738U (en) |
-
2019
- 2019-12-26 CN CN201922393163.1U patent/CN211583738U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200929 |
|
CF01 | Termination of patent right due to non-payment of annual fee |