CN108013910B

CN108013910B - Artery compression hemostat

Info

Publication number: CN108013910B
Application number: CN201610969486.9A
Authority: CN
Inventors: 叶礼强
Original assignee: Hangzhou Weishi Medical Technology Co ltd
Current assignee: Hangzhou Weishi Medical Technology Co ltd
Priority date: 2016-10-28
Filing date: 2016-10-28
Publication date: 2021-03-16
Anticipated expiration: 2036-10-28
Also published as: CN108013910A

Abstract

The invention discloses an artery compression hemostat, which solves the problem that the artery compression hemostat is easy to shift when in use and causes poor hemostasis effect. The artery compression hemostat has the advantages that the hemostatic pressure plate is not easy to shift in the hemostatic process, and the hemostatic effect is good.

Description

Artery compression hemostat

Technical Field

The invention belongs to the field of small medical instruments, and particularly relates to a disposable artery compression hemostat.

Background

In the modern society, with the improvement of living conditions and the change of life and working modes of people, the incidence rate of coronary heart disease is increased year by year, the coronary heart disease becomes the first killer of human beings, and Percutaneous Transluminal Coronary Angioplasty (PTCA) becomes one of the main means for treating coronary heart disease. Before, the artery hemostasis after puncture still adopts the method of lagging artificial finger pressure and bandaging, which is an empirical hemostasis method, and the pressure is too small, so the hemorrhage is easy to cause; the pressure is too high, which easily causes numbness and shaking of fingers and even ischemia.

Aiming at the technical problems, some instruments for artery hemostasis, including air bags, water bags, screws and other compression hemostasis instruments, have appeared in the market at present, and although the hemostasis instruments with the structures reduce the influence of artificial factors in the hemostasis process to a certain extent, the hemostasis effect and the working efficiency of medical workers are improved, the artery compression hemostat present in the market is rotatable due to a screw rod, and a hemostasis pressure plate is easily driven to move, so that the good hemostasis effect cannot be achieved.

In a document with publication number CN205054331U, an artery compression hemostat is disclosed, comprising a wrist fixing tool and a hemostasis valve, wherein the wrist fixing tool is similar to a U-character shape as a whole and comprises a base plate and a buckle plate; the backing plate is similar J character shape, comprises straight portion and backing plate dog-ear portion, and straight portion tail end upwards extends the perk and sets up backing plate dog-ear portion, the buckle is connected to the head end of backing plate dog-ear portion, sets up swing joint portion between backing plate dog-ear portion and the buckle, the buckle wholly is similar L character shape, comprises buckle dog-ear portion, buckle parallel plate and hemostasis valve support plate, buckle dog-ear portion and backing plate dog-ear portion shape and wrist side shape match, and buckle parallel plate head end sets up the hemostasis valve support plate, trailing end connection buckle dog-ear portion, set up the hemostasis valve perforation on the hemostasis valve support plate, the hemostasis valve is registrated in the hemostasis valve perforation, and the head end of hemostasis valve support plate still is provided with the elastic sleeve and detains the mouth, corresponds the elastic sleeve and detains the mouth, and straight portion head end of backing plate still is provided with fixed mouthful, sets up the, Pressure plate, pressure regulating pipe, pressure plate bottom set up the cushion, set up the screw rod directly over the pressure plate, the screw rod wears to overlap in the hemostasis valve is perforated, and the overcoat pressure regulating pipe, pressure regulating pipe inner wall set up the screw thread and screw rod self screw thread matching. Because the bottom of the pressure plate is only directly connected with the elastic cushion, the air bag type elastic cushion is easy to shift when being adjusted, and the hemostatic effect is not good.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide an artery compression hemostat with a hemostatic pressure plate not easy to displace.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an artery hemostasis by compression ware, includes base, elastomer and connects the connecting band at the base both ends, be connected with the spinning structure on the base, the spinning structure include the screw rod and with screw rod threaded connection's nut, screw rod lower extreme an organic whole is provided with the hemostasis clamp plate, the spinning structure is still including the layer board, the layer board is installed between hemostasis clamp plate and nut and the cover is established on the screw rod, set up the perforation on the base, behind the threaded connection screw rod and nut all wear to establish the perforation just layer board and base fixed connection, the recess has been seted up to the one end of the relative screw rod of hemostasis clamp plate, the elastomer is installed in the recess.

After intervention operation, an artery puncture opening needs to be stopped by an artery compression hemostat, the connecting band is opened, the artery compression hemostat is sleeved on the wrist, the elastic body is right opposite to the puncture opening, then the connecting band is tightened, and after the wrist is adjusted to a more comfortable position, the tightness of the elastic body on the puncture opening is further adjusted by rotating the nut; in the use of artery hemostasis by compression ware, because the layer board is fixed connection on the base, so whole spinning structure and base fixed connection do not take place to remove, in addition the elastomer inlays in the recess, the rigidity of elastomer just is difficult for shifting, has good hemostatic effect.

The invention is further configured to: the base is provided with a concave groove for placing the supporting plate, and the supporting plate and the concave groove are matched in shape and size.

Embedding depressed groove in the layer board, the edge all around of layer board sets up with the inner wall laminating of depressed groove, and the position of depressed groove is fixed, and the layer board of embedded in the depressed groove in case there is the trend of removing then can be contradicted with the depressed groove inner wall and be connected, in addition is fixed connection between layer board and the base, therefore the position of layer board is more fixed, and the spinning structure is comparatively stable, difficult removal.

The invention is further configured to: the edge of the through hole is extended with a convex part which is arranged on the other side of the base opposite to the connecting belt.

The perforation mainly plays the effect of letting bolt and screw rod lay on the base, and the bellying extends out and with base integrated into one piece via the perforation edge, has increased the direct contact area of base with the nut for the base is even to the atress of nut and screw rod, and nut and screw rod are difficult for rocking or shifting, prevent because of the removal that directly leads to the hemostasis clamp plate of the aversion of nut or screw rod, the reinforcing hemostasis effect of indirectness.

The invention is further configured to: the base is further provided with a placing groove, and an elastic strip is placed in the placing groove.

When the artery hemostasis by compression ware cover was on patient's wrist, the elastomer on the hemostasis clamp plate pressed on the puncture, and the position of placing the groove falls on the bone joint, and it has elasticity to lay the elastic strip in the placing groove, helps alleviating the oppression of base to bone joint position, lets the patient comfort level when wearing the artery hemostasis by compression ware good, more accords with human ergonomics.

The invention is further configured to: the two ends of the connecting belt are provided with thread gluing, the thread gluing at one end is inwards buckled, and the thread gluing at the other end is outwards buckled.

The connecting bands on the market are generally connected in a sewing mode and are relatively troublesome, the connecting bands are arranged into thread gluing connection, the thread gluing can be adhered to the connecting bands at will, the thread gluing at one end of the connecting bands is buckled inwards, and the thread gluing at the other end of the connecting bands is buckled outwards, so that the tightness of a patient or a doctor-patient worker can be conveniently adjusted according to the actual condition of the patient, and the user experience of the patient on the product is enhanced.

The invention is further configured to: the elastic bodies and the elastic strips are made of TPE.

Thermoplastic elastomer (TPE) is a material with the characteristics of high elasticity, high strength, high resilience and injection molding processing of rubber in the prior art. Compare artery hemostasis by compression ware on the market, the elastomer all adopts silica gel generally, and the texture of silica gel is harder, and human comfort is relatively poor, and TPE has the high elasticity, more is close to human feeling, has strengthened human comfort.

The invention is further configured to: the screw rod is in a hollow shape with one end opened and the other end closed, and reinforcing ribs are integrally arranged on the inner wall of the screw rod.

Base and spinning structure all select plastic material to make, and the screw rod is the cavity form, and in the use in manufacturing, transportation and later stage, the problem of damage is easily produced to the screw rod of cavity form, consequently increases the structure of strengthening rib at the screw rod inner wall when manufacturing, strengthens the intensity of screw rod greatly.

The invention is further configured to: the edge of the one end that the nut was contradicted with the layer board and is connected extends there is the boss, the boss sets up with the layer board laminating.

The arrangement of the boss increases the contact area of the nut and the supporting plate, strengthens the structural strength and stability of the whole spinning structure and is not easy to shift.

The invention is further configured to: the nut is radially provided with an anti-skid convex strip.

The antiskid sand grip is provided with many and be circumference distribution on the nut, is provided with the clearance between two adjacent antiskid sand grips, has increased the coefficient of friction of antiskid sand grip and human body, plays anti-skidding effect.

The invention has the following advantages: is not easy to shift in the process of hemostasis and has good hemostatic effect.

Drawings

FIG. 1 is a first schematic structural view of an arterial compression hemostat according to the present invention;

FIG. 2 is a second schematic structural view of the arterial compression hemostat of the present invention;

FIG. 3 is a schematic structural view of a spinning structure in the arterial compression hemostat according to the present invention;

FIG. 4 is a schematic structural view of a screw rod in the arterial compression hemostat according to the present invention;

FIG. 5 is a schematic structural view of a support plate in the arterial compression hemostat according to the present invention;

FIG. 6 is a schematic structural view of a base in the arterial compression hemostat according to the present invention;

fig. 7 is a schematic structural view of a nut in the arterial compression hemostat according to the present invention.

In the figure: 1. a base; 2. anti-skid convex strips; 3. a connecting belt; 4. spinning structure; 5. a screw; 6. a nut; 7. a hemostatic press plate; 8. a support plate; 9. perforating; 10. a groove; 11. an elastomer; 12. reinforcing ribs; 13. a boss; 14. a recessed groove; 15. a boss portion; 16. a placement groove; 17. an elastic strip; 18. sticking the thread.

Detailed Description

The first embodiment is as follows: the utility model provides an artery hemostasis by compression ware, as shown in fig. 1, including base 1, elastomer 11 and the connecting band 3 of connection at 1 both ends of base, be connected with spinning structure 4 on the base 1, as shown in fig. 3, spinning structure 4 includes layer board 8, screw rod 5 and the nut 6 with 5 threaded connection of screw rod, the edge of the one end that nut 6 contradicts with layer board 8 and is connected extends there is boss 13, boss 13 and the laminating setting of

layer board

8, 5 lower extreme integrated into one piece of screw rod have hemostatic clamp plate 7, as shown in fig. 2, hemostatic clamp plate 7 is seted up fluted 10 relative screw rod 5's one end, elastomer 11 is laid in recess 10, standing groove 16 has still been seted up on the base 1, lay elastic strip 17 in the standing groove 16, the preparation material of elastomer 11 and elastic strip 17 is TPE.

As shown in fig. 2, the supporting plate 8 is disposed between the hemostatic pressing plate 7 and the nut 6 and sleeved on the screw 5, the base 1 is provided with a through hole 9, a protrusion 15 extends from an edge of the through hole 9, the protrusion 15 is disposed at the other side of the base 1 opposite to the connecting band 3, the protrusion 15 extends from the edge of the through hole 9 and is integrally formed with the base 1, so that a direct contact area between the base 1 and the nut 6 is increased, the base 1 is uniformly stressed on the nut 6 and the screw 5, the nut 6 and the screw 5 are not prone to shaking or shifting, and the hemostatic pressing plate 7 is prevented from directly moving due to shifting of the nut 6 or the screw 5; the screw rod 5 and the nut 6 after threaded connection are both arranged through the through hole 9 in a penetrating mode and used as the whole of the spinning structure 4, and the supporting plate 8 and the base 1 are connected in a mode of achieving the fastening effect through gluing.

The supporting plate 8 is embedded into the concave groove 14, the peripheral edges of the supporting plate 8 are attached to the inner wall of the concave groove 14, the position of the concave groove 14 is fixed, the shapes and the sizes of the supporting plate 8 and the concave groove 14 are matched, as shown in figure 2, the cross section of the hemostatic pressure plate 7 is rectangular, the cross section of the elastic body 11 embedded into the hemostatic pressure plate 7 is also rectangular, in addition, as shown in figure 3, the cross section of the screw rod 5 is long waist-shaped, a middle hole (not marked in the figure) formed by the supporting plate 8 sleeved on the screw rod 5 is also long waist-shaped, the supporting plate 8 is matched with the screw rod 5, as known in the prior art, the four corners of the rectangle are right angles and play a role in collision, once the supporting plate 8 embedded into the concave groove 14 has a moving trend, the supporting plate 8 is in collision connection with the inner wall of the concave groove 14, and the supporting plate 8 is fixedly connected with the base 1, the spinning structure 4 is relatively stable, and compared with the supporting plate 8 and the middle hole, the spinning structure 4 in the embodiment is not easy to move, and the stabilizing effect is good. Further, as shown in fig. 4, a rib 12 is integrally formed on the inner wall of the screw 5, and as shown in fig. 3 and 7, a plurality of anti-slip ridges 2 are provided on the nut 6 and are circumferentially distributed.

During the installation, establish layer board 8 cover on screw rod 5 until layer board 8 and the laminating of hemostasis clamp plate 7, again with 6 threaded connection of nut on screw rod 5 until boss 13 and the laminating of layer board 8, the installation of spinning structure 4 finishes, then wear to establish through nut 6 and bolt 5 in the spinning structure 4 and perforate 9 until the embedded depressed slot 14 of layer board 8 in, carry out sticky base 1 and layer board 8 again, spinning structure 4 firmly fixes on base 1, install elastomer 11 and elasticity strip 17 respectively in recess 10 and standing groove 16 again.

After intervention operation, an artery puncture opening needs to be stopped by an artery compression hemostat, the connecting band 3 is opened, the artery compression hemostat is sleeved on the wrist, the elastic body 11 on the hemostasis pressing plate 7 is pressed on the puncture opening in an opposite mode, the elastic strip 17 is pressed on a bone joint, the thread gluing 18 is adhered to the rest positions of the connecting band 3 and is adjusted to a proper position to tighten the connecting band 3, and then the tightness of the elastic body 11 on the puncture opening is further adjusted by rotating the nut 6.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. An artery compression hemostat is characterized by comprising a base, an elastic body and connecting bands connected to two ends of the base, wherein the base is connected with a spinning structure; the spinning structure comprises a supporting plate, a screw rod and a nut in threaded connection with the screw rod, wherein a boss extends from the edge of one end, butted and connected with the supporting plate, of the nut, the boss is attached to the supporting plate, a hemostatic pressure plate is integrally formed at the lower end of the screw rod, a groove is formed in one end, opposite to the screw rod, of the hemostatic pressure plate, an elastic body is placed in the groove, a placing groove is further formed in the base 1, and an elastic strip is placed in the placing groove; the supporting plate is arranged between the hemostatic pressing plate and the screw cap and sleeved on the screw rod, a through hole is formed in the base, a protruding portion extends from the edge of the through hole and is arranged on the other side, opposite to the connecting band, of the base, the protruding portion extends from the edge of the through hole and is integrally formed with the base, the direct contact area of the base and the screw cap is increased, the base is uniformly stressed on the screw cap and the screw rod, the screw cap and the screw rod are not prone to shaking or shifting, and the hemostatic pressing plate is prevented from moving directly due to shifting of the screw cap or the screw rod; the threaded screw and the threaded nut are both penetrated through the through hole to be used as the whole of the spinning structure, and the supporting plate and the base are fastened by gluing; the supporting plate is embedded into the concave groove, the peripheral edges of the supporting plate are attached to the inner wall of the concave groove, the concave groove is fixed, the supporting plate and the concave groove are matched in shape and size, the cross section of the hemostatic pressure plate is rectangular, and the cross section of the elastic body embedded into the hemostatic pressure plate is also rectangular; the cross section of the screw rod is long waist-shaped, the support plate is sleeved in the middle hole of the screw rod and is long waist-shaped, the support plate is matched with the screw rod, four corners of the rectangle are right angles, once the support plate embedded in the concave groove has the tendency of moving, the support plate can be in abutting connection with the inner wall of the concave groove, and in addition, the support plate and the base are fixedly connected, so that the position of the support plate 8 is fixed, the left and right displacement is avoided, and the spinning structure is stable; the inner wall of the screw rod is integrally formed with a reinforcing rib, and the screw cap is provided with a plurality of anti-skid convex strips which are distributed in the circumferential direction; during the installation, establish the layer board cover on the screw rod until layer board and hemostasis clamp plate laminating, again with nut threaded connection on the screw rod until boss and layer board laminating, the spinning structure installation finishes, then wears to establish through nut and bolt in the spinning structure and perforates until the layer board embedded depressed groove in, carries out sticky base and layer board again, and the spinning structure is firmly fixed on the base, installs elastomer and elasticity strip respectively in recess and standing groove again.

2. The arterial compression hemostat of claim 1, wherein the elastomer and the elastic strips are made of TPE.