JP2018060232A5

JP2018060232A5 -

Info

Publication number: JP2018060232A5
Application number: JP2018005790A
Authority: JP
Filing date: 2018-01-17
Publication date: 2019-12-26
Anticipated expiration: 2036-11-22

Claims

A surface layer including an elastic material; and a lower layer disposed adjacent to the surface layer and including an elastic material having an elastic modulus different from that of the elastic material forming the surface layer;
Including
The elastic modulus of the elastic material constituting the lower layer is in the range of 1 to 80% or 110 to 500% of the elastic modulus of the elastic material constituting the surface layer,
The elastic material constituting the surface layer has an elastic modulus of 1.0 × 10 ^{4 to} 1.0 × 10 ⁶ Pa,
The elastic material constituting the surface layer is selected from the group consisting of silicone rubber, isoprene rubber, butadiene rubber, styrene / butadiene rubber, chloroprene rubber, nitrile rubber, polyisobutylene, ethylene propylene rubber, epichlorohydrin rubber, and urethane rubber,
The elastic material constituting the lower layer is selected from the group consisting of silicone rubber, isoprene rubber, butadiene rubber, styrene / butadiene rubber, chloroprene rubber, nitrile rubber, polyisobutylene, ethylene propylene rubber, epichlorohydrin rubber, urethane rubber, and silicone gel. Ru is, surgery three-dimensional entity model for simulation for the skin structure of the body part of the human.

The three-dimensional real model according to claim 1, wherein the skin structure is selected from the group consisting of a breast, a lip, an outer nose, an eyelid, an auricle, and a face.

The elastic modulus of the elastic material constituting the surface layer and the elastic modulus of the elastic material constituting the lower layer are such that the elastic modulus when pressed from the surface of the surface layer toward the lower layer is inward from the surface of the human body part. 3. The three-dimensional body model according to claim 1, wherein the three-dimensional model is adjusted so as to be within a range of −10 to + 10% of an elastic modulus when pressed.

The three-dimensional real model according to any one of claims 1 to 3 , wherein the thickness of the surface layer is 0.1 to 30 mm .

2. The absolute value of the difference between the elastic modulus of the elastic material forming the lower layer and the elastic modulus of the elastic material forming the surface layer is 1.0 × 10 ^{4 to} 1.0 × 10 ⁶ Pa. 3. The three-dimensional entity model according to any one of Items 1 to 4.

The three-dimensional entity model according to any one of claims 1 to 5, wherein the surface layer is integrated so as to be detachable from the lower layer .

The three-dimensional solid model according to claim 6, wherein the surface layer is replaceable .

The surgical simulation according to any one of claims 1 to 7 , wherein the surgical simulation is performed for the purpose of practicing a surgical operation for improving a doctor's surgical skill , drafting an operation plan for smoothly performing the operation, or explaining the operation to a patient. The described three-dimensional entity model.

It is a manufacturing method of the three-dimensional solid model according to any one of claims 1 to 8 ,
Curing the surface layer-forming resin composition containing the curable material by the casting method to form a surface layer; and curing the lower layer-forming resin composition containing the curable material by the casting method to form the lower layer. Forming a;
Including
The method of controlling the elasticity of the surface layer and the lower layer by adjusting the curing conditions of the surface layer and the lower layer.

It is a manufacturing method of the three-dimensional solid model according to any one of claims 1 to 8 ,
Curing the lower layer-forming resin composition containing the curable material by a casting method to form a lower layer; and laminating the surface layer-forming resin composition containing the curable material on the surface of the lower layer by a lamination method. Curing to form a surface layer;
Including
The method of controlling the elasticity of the surface layer and the lower layer by adjusting the curing conditions of the surface layer and the lower layer.

It is a manufacturing method of the three-dimensional solid model according to any one of claims 1 to 8 ,
Curing the surface layer forming resin composition containing the curable material on the surface of the salt mold by a lamination method, removing the salt mold to form a hollow surface layer; and Injecting a material constituting the lower layer into the layer to form the lower layer;
Including
The method, wherein the elastic modulus of the surface layer is controlled by adjusting the curing conditions of the surface layer.

The three-dimensional entity model further includes a deep layer disposed on the opposite side of the lower layer from the surface layer side,
The three-dimensional entity model according to any one of claims 1 to 8 , wherein the deep layer is composed of a substance in a liquid state at 25 ° C.

A method for manufacturing a three-dimensional entity model according to claim 12 ,
A step of curing the lower layer-forming resin composition containing the curable material on the surface of the salt mold by a lamination method to form a lower layer;
A step of curing a surface layer-forming resin composition containing a curable material on the surface of the lower layer by a laminating method to form a surface layer, and removing the salt mold to obtain a hollow laminated body; A step of injecting the liquid-state substance into the hollow laminate to form a deep layer;
Including
The method of controlling the elasticity of the surface layer and the lower layer by adjusting the curing conditions of the surface layer and the lower layer.

The curing conditions include a mixing ratio of a curing agent and a solvent in the resin composition for forming the surface layer and the resin composition for forming the lower layer, and a heating temperature, a heating time, and light irradiation for curing the surface layer and the lower layer. is one or more conditions selected from the group consisting of amount, claim 9, 10, 11 or 13 method for producing a three-dimensional real model described.