阅读说明：本技术 一种温敏支架 (Temperature-sensitive support ) 是由 谷猛 王�忠 赵燕 陈其 刘冲 徐欢 于 2021-08-17 设计创作，主要内容包括：本申请公开了一种温敏支架。该温敏支架植入于阴茎内,用于辅助患者的阴茎处于勃起状态,包括两片相对设置的硬化层,其横截面为弧形；每一硬化层包括柔性膜及填充物；所述柔性膜围成一容置空间；所述填充物包括温敏材质,设于所述容置空间内；当环境温度低于或等于38℃时,所述温敏材质为液态；当环境温度高于38℃,且低于40℃时,所述温敏材质为胶质状态；当环境温度高于40℃,且低于50℃时,所述温敏材质为固态。温敏支架能够满足用户需求,且温敏支架植入创伤小,手术更方便。(The application discloses a temperature-sensitive support. The temperature-sensitive bracket is implanted into the penis and used for assisting the penis of a patient to be in an erect state, and comprises two hardening layers which are oppositely arranged, and the cross section of each hardening layer is arc-shaped; each hardened layer comprises a flexible film and a filler; the flexible film encloses an accommodating space; the filler comprises a temperature-sensitive material and is arranged in the accommodating space; when the environmental temperature is lower than or equal to 38 ℃, the temperature-sensitive material is in a liquid state; when the environmental temperature is higher than 38 ℃ and lower than 40 ℃, the temperature-sensitive material is in a colloid state; when the ambient temperature is higher than 40 ℃ and lower than 50 ℃, the temperature-sensitive material is in a solid state. The temperature-sensitive bracket can meet the requirements of users, the implantation wound of the temperature-sensitive bracket is small, and the operation is more convenient.)

1. A temperature-sensitive support is characterized by comprising

The cross sections of the two hardening layers are arc-shaped;

each hardened layer includes:

the flexible film encloses an accommodating space; and

the filler comprises a temperature-sensitive material and is arranged in the accommodating space;

when the environmental temperature is lower than or equal to 38 ℃, the temperature-sensitive material is in a liquid state;

when the environmental temperature is higher than 38 ℃ and lower than 40 ℃, the temperature-sensitive material is in a colloid state.

When the ambient temperature is higher than 40 ℃ and lower than 50 ℃, the temperature-sensitive material is in a solid state.

2. The temperature-sensitive scaffold according to claim 1, wherein the hardened layer is C-shaped in cross-section.

3. The temperature-sensitive bracket according to claim 2, wherein the hardened layer includes an upper end point and a lower end point located at both ends of a C-shape, a midpoint located between the upper end point and the lower end point along the C-shape is a middle point, and an intersection point of a straight line perpendicular to a line connecting the upper end point and the lower end point and passing through the middle point and the line is a central point; the radius from the upper end point to the central point is larger than the radius from the middle section point to the central point, and the radius from the middle section point to the central point is larger than the radius from the lower end point to the central point.

4. The temperature-sensitive scaffold according to claim 1, wherein the hardened layer has a thickness of 1-2 mm.

5. The temperature-sensitive scaffold according to claim 1, wherein the length of the hardened layer is 5-8 cm.

6. The temperature-sensitive bracket according to claim 1, wherein the flexible membrane is made of at least one of silicone rubber, terylene, silicone rubber, polyurethane elastomer and polylactic acid copolymer.

7. The temperature-sensitive stent according to claim 1, wherein the filler further comprises a gel-like material, and the gel-like material comprises silica gel particles or silicone rubber particles.

8. The temperature-sensitive bracket according to claim 7, wherein the mass percentages of the temperature-sensitive materials are respectively 10% -60%; the mass percentage of the colloidal material is 5-40% respectively.

9. The temperature-sensitive stent according to claim 1, wherein the temperature-sensitive material is a polyester-polyethylene glycol-polyester triblock copolymer including at least one of PLA-PEG-PLA, PLGA-PEG-PLGA, PCL-PEG-PCL, PCGA-PEG-PCGA, PCLA-PEG-PCLA, and PTMC-PEG-PTMC.

Technical Field

The invention relates to the technical field of temperature-sensitive material application, in particular to a temperature-sensitive support.

Background

Aiming at the existing implanted prosthesis for assisting penile erection, the currently implanted prosthesis is a rod-shaped prosthesis and is arranged in the cavernous body of the penis, and the implanted wound is larger.

Disclosure of Invention

The invention aims to provide a temperature-sensitive support, which is implanted into the penis to assist the penis of a patient to be in an erect state by arranging the temperature-sensitive support into a layered structure, and can solve the technical problem of large implantation wound caused by the fact that the currently implanted prosthesis is a rod-shaped prosthesis.

In order to achieve the above object, an embodiment of the present invention provides a temperature-sensitive bracket, which includes two opposite hardened layers, wherein the cross section of each hardened layer is arc; each hardened layer comprises a flexible film and a filler; the flexible film encloses an accommodating space; the filler comprises a temperature-sensitive material and is arranged in the accommodating space; when the environmental temperature is lower than or equal to 38 ℃, the temperature-sensitive material is in a liquid state; when the environmental temperature is higher than 38 ℃ and lower than 40 ℃, the temperature-sensitive material is in a colloid state; when the ambient temperature is higher than 40 ℃ and lower than 50 ℃, the temperature-sensitive material is in a solid state.

Further, the cross section of the hardening layer is C-shaped.

Further, the hardened layer comprises an upper end point and a lower end point which are positioned at two ends of the C-shaped structure, a middle point which is arranged between the upper end point and the lower end point along the C-shaped structure is a middle point, and an intersection point of a straight line which is perpendicular to a connecting line of the upper end point and the lower end point and passes through the middle point and the connecting line is a central point; the radius from the upper end point to the central point is larger than the radius from the middle section point to the central point, and the radius from the middle section point to the central point is larger than the radius from the lower end point to the central point.

Further, the thickness of the hardened layer is 1-2 mm.

Further, the length of the hardening layer is 5-8 cm.

Further, the material of the flexible membrane comprises at least one of silica gel, terylene, silicon rubber, polyurethane elastomer and polylactic acid copolymer.

Further, the filler still includes colloidal material, colloidal material includes silica gel granule or silicon rubber granule.

Further, the mass percentages of the temperature-sensitive materials are respectively 10% -60%; the mass percentage of the colloidal material is 5-40% respectively.

Further, the temperature-sensitive material is polyester-polyethylene glycol-polyester triblock copolymer, and comprises at least one of PLA-PEG-PLA, PLGA-PEG-PLGA, PCL-PEG-PCL, PCGA-PEG-PCGA, PCLA-PEG-PCLA and PTMC-PEG-PTMC.

The temperature-sensitive support is implanted into the penis and used for assisting the penis of a patient to be in an erect state, the temperature-sensitive support is flexible when the temperature is lower than 38 ℃, the hardness of the temperature-sensitive support is increased along with the rise of the temperature when the temperature is higher than 38 ℃, and the temperature-sensitive support is solid when the temperature is higher than 40 ℃ and lower than 50 ℃, so that the requirements of users are met, the temperature-sensitive support is small in implantation wound and more convenient to operate.

Drawings

The technical solution and other advantages of the present application will be presented in the following detailed description of specific embodiments of the present application with reference to the accompanying drawings.

Fig. 1 is a schematic structural view of a temperature-sensitive stent provided by an embodiment of the present application in a state of being implanted in a penis.

Fig. 2 is a top cross-sectional view of a temperature-sensitive stent implanted in a penis according to an embodiment of the present application.

Fig. 3 is a side cross-sectional view of a temperature-sensitive bracket provided in an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Specifically, referring to fig. 1, the embodiment of the present application provides a temperature-sensitive stent 1, wherein the temperature-sensitive stent 1 is implanted in a penis 2 and is used for assisting the penis 2 of a patient to be in an erect state; the penis 2 comprises a foreskin 21, a tunica albuginea layer 22 and a spongy tissue 23 from outside to inside in sequence; the temperature-sensitive bracket 1 is of a layered structure, is implanted between the tunica albuginea layer 22 and the foreskin 21, and is sewn on the tunica albuginea layer 22 of the penis 2. It is soft at normal body temperature and becomes hard at a temperature higher than normal body temperature, and the temperature-sensitive bracket 1 can be warmed up by soaking a hot water bath or an external heating device. Can assist the penis 2 of the patient with erectile dysfunction to erect.

Referring to fig. 1 and 2, the temperature-sensitive stent 1 is two semi-cylindrical thin film shells buckled with each other and respectively disposed in the foreskin 21 at both sides of the penis 2; the temperature-sensitive support 1 in the shape of two semi-cylindrical film shells is buckled to form an accommodating cavity, and the accommodating cavity is coated on the tunica albuginea layer 22 of the penis 2 and used for fixing the spongy tissue 23, so that the aims of thickening the penis and assisting erection are fulfilled.

The temperature-sensitive bracket 1 comprises two hardening layers 10 which are oppositely arranged, and the cross section of each hardening layer is arc-shaped; each hardened layer 10 comprises a flexible film 11 and a filler 12; the flexible film 11 encloses an accommodating space; the filler 12 comprises a temperature-sensitive material and is arranged in the accommodating space; when the environmental temperature is lower than or equal to 38 ℃, the temperature-sensitive material is in a liquid state; when the environmental temperature is higher than 38 ℃ and lower than 40 ℃, the temperature-sensitive material is in a colloid state; when the ambient temperature is higher than 40 ℃ and lower than 50 ℃, the temperature-sensitive material is in a solid state.

As shown in fig. 3, the hardened layer 10 has a C-shaped cross section and a substantially flat overall appearance. The hardened layer 10 comprises an upper end point A and a lower end point B which are positioned at two ends of a C shape, a middle point arranged between the upper end point A and the lower end point B along the C shape is a middle point C, and an intersection point of a straight line which is perpendicular to a connecting line of the upper end point A and the lower end point B and passes through the middle point C and the connecting line is a central point O; the radius R1 from the upper end point A to the center point O is greater than the radius R2 from the center point C to the center point O, and the radius R2 from the center point C to the center point O is greater than the radius R3 from the lower end point B to the center point O.

Further, the thickness of the hardened layer 10 is 1-2 mm. The length of the hardening layer 10 is 5-8 cm.

Further, the flexible film 11 is made of a biocompatible material, and the material of the flexible film 11 includes at least one of silicone rubber, dacron, silicone rubber, polyurethane elastomer, and polylactic acid copolymer. Silica gel is harmless to human bodies and is generally used as a material implanted into human bodies at present. Polyurethane (PU), the full name of which is polyurethane, is a high molecular compound. The soft polyurethane mainly has a thermoplastic linear structure, and has better stability, chemical resistance, rebound resilience and mechanical property and smaller compression deformability than a PVC foaming material. Good heat insulation, sound insulation, shock resistance and gas defense performance. The polyurethane elastomer has the performance between that of plastic and rubber, and has the advantages of oil resistance, wear resistance, low temperature resistance, aging resistance, high hardness and elasticity. Because the polyurethane elastomer has 2 soft and hard chain segments, the polyurethane elastomer can endow the material with excellent performances of high strength, good toughness, wear resistance, oil resistance and the like through the design of the chain segments, and the polyurethane called as wear-resistant rubber has high elasticity of rubber and rigidity of plastics.

In this embodiment, the filler 12 further includes a colloidal material, and the colloidal material includes silica gel particles or silicone rubber particles. The colloidal material can improve certain hardness and can increase the volume along with the temperature rise. With the increase of the content of the filler 12, the temperature-sensitive material in the temperature-sensitive bracket 1 can be in a liquid state or a colloid state when the environmental temperature is lower than or equal to 38 ℃; when the environmental temperature is higher than 38 ℃ and lower than 40 ℃, the temperature-sensitive material is in a soft solid forming state; when the environmental temperature is higher than 40 ℃ and lower than 50 ℃, the temperature-sensitive material is a glue stick-like hard solid.

In the embodiment, the mass percentages of the temperature-sensitive materials are respectively 10% -60%; the mass percentage of the colloidal material is 5-40% respectively.

In this embodiment, the temperature-sensitive material is a polyester-polyethylene glycol-polyester triblock copolymer, including at least one of PLA-PEG-PLA, PLGA-PEG-PLGA, PCL-PEG-PCL, PCGA-PEG-PCGA, PCLA-PEG-PCLA, and PTMC-PEG-PTMC. The hardness of the temperature-sensitive material can be gradually increased along with the increase of the temperature so as to be converted from a sol state to a gel state, or gradually reduced along with the decrease of the temperature so as to be recovered from the gel state to the sol state. Specifically, the temperature-sensitive material can change phase when the temperature changes, wherein when the temperature is lower, the temperature-sensitive material is in a sol state, when the temperature-sensitive material is heated, the hardness of the temperature-sensitive material can be gradually increased, and when the heating temperature reaches a critical temperature, the temperature-sensitive material can change phase to change from the sol state to a gel state, or vice versa.

In this embodiment, the temperature-sensitive stent 1 is disposed along the extending direction of the penis 2, and the temperature-sensitive stent 1 is sewn on the tunica albuginea layer 22 of the penis 2. The interval between the temperature-sensitive bracket 1 and the coronary sulcus of the penis 2 is 0.5-1 cm. The thickness of the temperature-sensitive bracket 1 is 1-2 mm. The length of the temperature-sensitive bracket 1 is 5-8 cm.

In this embodiment, the temperature-sensitive bracket 1 is flexible below 38 ℃, increases in hardness with temperature increase above 38 ℃, and becomes solid and hard above 40 ℃ and below 50 ℃. For example, the temperature of the temperature-sensitive bracket 1 can be raised by soaking a hot water bath or an external heating device, the water temperature can be set at 40 ℃, the temperature-sensitive bracket 1 becomes hard when being higher than the temperature, but becomes soft slowly in the process of cooling after becoming hard, which cannot be too fast, and provides a time for individual life for patients.

In order to achieve the above object, an embodiment of the present invention further provides an implanting method of the temperature-sensitive stent, including the steps of: the method comprises the steps of making a circumcision incision on the penis 2, making a skin sleeve on the deep fascia of the skin of the penis 2 or the side of an albuginea layer 22, withdrawing the skin of the penis 2 to the root of the penis 2, implanting the temperature-sensitive supports at the left side and the right side of the penis 2 after the skin sleeve is removed, sewing and fixing the temperature-sensitive supports on the albuginea layer 22, recovering the skin of the foreskin 21 of the penis 2, and sewing by using a beauty line, so that the purposes of thickening the penis and assisting erection are achieved. The temperature-sensitive bracket has small implantation wound and is more convenient for operation.

The temperature-sensitive bracket is implanted into the penis and used for assisting the penis of a patient to be in an erect state, and is flexible when the temperature is lower than 38 ℃, increased in hardness when the temperature is higher than 38 ℃ and solid when the temperature is higher than 40 ℃ and lower than 50 ℃, so that the requirements of users are met.

In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.

The temperature-sensitive bracket provided by the embodiment of the application is described in detail, a specific example is applied in the description to explain the principle and the implementation mode of the application, and the description of the embodiment is only used for helping to understand the technical scheme and the core idea of the application; those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the present disclosure as defined by the appended claims.